diff options
| author | Linus Torvalds <torvalds@linux-foundation.org> | 2008-10-11 13:22:33 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-10-11 13:22:33 -0700 |
| commit | 5c3c4d9b5810c9aabd8c05219c62ca088aa83eb0 (patch) | |
| tree | f1122247e0b6d6269588702738df9c46061e280d /drivers/ide | |
| parent | ead9d23d803ea3a73766c3cb27bf7563ac8d7266 (diff) | |
| parent | 92f1f8fd8040e7b50a67a850a935509bb01201bb (diff) | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/bart/ide-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/bart/ide-2.6: (71 commits)
ide: Remove ide_spin_wait_hwgroup() and use special requests instead
ide: move IDE{FLOPPY,TAPE}_WAIT_CMD defines to <linux/ide.h>
ide: add ide_do_test_unit_ready() helper
ide: add ide_do_start_stop() helper
ide: add ide_set_media_lock() helper
ide-floppy: move floppy ioctls handling to ide-floppy_ioctl.c
ide-floppy: ->{srfp,wp} -> IDE_AFLAG_{SRFP,WP}
ide: add ide_queue_pc_tail() helper
ide: add ide_queue_pc_head() helper
ide: add ide_init_pc() helper
ide-tape: add ide_tape_set_media_lock() helper
ide-floppy: add ide_floppy_set_media_lock() helper
ide: add ide_io_buffers() helper
ide-scsi: cleanup ide_scsi_io_buffers()
ide-floppy: remove MODE_SENSE_* defines
ide-{floppy,tape}: remove packet command stack
ide-{floppy,tape}: remove request stack
ide-generic: handle probing of legacy io-ports v5
ide-floppy: use scatterlists for pio transfers
ide-tape: remove idetape_init_rq()
...
Diffstat (limited to 'drivers/ide')
70 files changed, 2021 insertions, 2374 deletions
diff --git a/drivers/ide/Kconfig b/drivers/ide/Kconfig index 052879a6f85..b50b5dac95b 100644 --- a/drivers/ide/Kconfig +++ b/drivers/ide/Kconfig @@ -131,29 +131,6 @@ config BLK_DEV_IDEDISK If unsure, say Y. -config IDEDISK_MULTI_MODE - bool "Use multiple sector mode for Programmed Input/Output by default" - help - This setting is irrelevant for most IDE disks, with direct memory - access, to which multiple sector mode does not apply. Multiple sector - mode is a feature of most modern IDE hard drives, permitting the - transfer of multiple sectors per Programmed Input/Output interrupt, - rather than the usual one sector per interrupt. When this feature is - enabled, it can reduce operating system overhead for disk Programmed - Input/Output. On some systems, it also can increase the data - throughput of Programmed Input/Output. Some drives, however, seemed - to run slower with multiple sector mode enabled. Some drives claimed - to support multiple sector mode, but lost data at some settings. - Under rare circumstances, such failures could result in massive - filesystem corruption. - - If you get the following error, try to say Y here: - - hda: set_multmode: status=0x51 { DriveReady SeekComplete Error } - hda: set_multmode: error=0x04 { DriveStatusError } - - If in doubt, say N. - config BLK_DEV_IDECS tristate "PCMCIA IDE support" depends on PCMCIA diff --git a/drivers/ide/Makefile b/drivers/ide/Makefile index 64e0ecdc4ed..308b8a12f31 100644 --- a/drivers/ide/Makefile +++ b/drivers/ide/Makefile @@ -4,8 +4,8 @@ EXTRA_CFLAGS += -Idrivers/ide -ide-core-y += ide.o ide-io.o ide-iops.o ide-lib.o ide-probe.o ide-taskfile.o \ - ide-pio-blacklist.o +ide-core-y += ide.o ide-ioctls.o ide-io.o ide-iops.o ide-lib.o ide-probe.o \ + ide-taskfile.o ide-pio-blacklist.o # core IDE code ide-core-$(CONFIG_IDE_TIMINGS) += ide-timings.o @@ -37,11 +37,12 @@ obj-$(CONFIG_IDE_GENERIC) += ide-generic.o obj-$(CONFIG_BLK_DEV_IDEPNP) += ide-pnp.o ide-cd_mod-y += ide-cd.o ide-cd_ioctl.o ide-cd_verbose.o +ide-floppy_mod-y += ide-floppy.o ide-floppy_ioctl.o obj-$(CONFIG_BLK_DEV_IDEDISK) += ide-disk.o obj-$(CONFIG_BLK_DEV_IDECD) += ide-cd_mod.o +obj-$(CONFIG_BLK_DEV_IDEFLOPPY) += ide-floppy_mod.o obj-$(CONFIG_BLK_DEV_IDETAPE) += ide-tape.o -obj-$(CONFIG_BLK_DEV_IDEFLOPPY) += ide-floppy.o ifeq ($(CONFIG_BLK_DEV_IDECS), y) ide-cs-core-y += legacy/ide-cs.o diff --git a/drivers/ide/arm/icside.c b/drivers/ide/arm/icside.c index df4af408395..70f5b164828 100644 --- a/drivers/ide/arm/icside.c +++ b/drivers/ide/arm/icside.c @@ -10,7 +10,6 @@ #include <linux/slab.h> #include <linux/blkdev.h> #include <linux/errno.h> -#include <linux/hdreg.h> #include <linux/ide.h> #include <linux/dma-mapping.h> #include <linux/device.h> @@ -265,8 +264,8 @@ static void icside_set_dma_mode(ide_drive_t *drive, const u8 xfer_mode) * If we're going to be doing MW_DMA_1 or MW_DMA_2, we should * take care to note the values in the ID... */ - if (use_dma_info && drive->id->eide_dma_time > cycle_time) - cycle_time = drive->id->eide_dma_time; + if (use_dma_info && drive->id[ATA_ID_EIDE_DMA_TIME] > cycle_time) + cycle_time = drive->id[ATA_ID_EIDE_DMA_TIME]; drive->drive_data = cycle_time; diff --git a/drivers/ide/arm/palm_bk3710.c b/drivers/ide/arm/palm_bk3710.c index 4fd91dcf1dc..122ed3c072f 100644 --- a/drivers/ide/arm/palm_bk3710.c +++ b/drivers/ide/arm/palm_bk3710.c @@ -27,7 +27,6 @@ #include <linux/module.h> #include <linux/kernel.h> #include <linux/ioport.h> -#include <linux/hdreg.h> #include <linux/ide.h> #include <linux/delay.h> #include <linux/init.h> @@ -180,7 +179,7 @@ static void palm_bk3710_setpiomode(void __iomem *base, ide_drive_t *mate, val32 |= (t2i << (dev ? 8 : 0)); writel(val32, base + BK3710_DATRCVR); - if (mate && mate->present) { + if (mate) { u8 mode2 = ide_get_best_pio_mode(mate, 255, 4); if (mode2 < mode) @@ -213,7 +212,8 @@ static void palm_bk3710_set_dma_mode(ide_drive_t *drive, u8 xferspeed) palm_bk3710_setudmamode(base, is_slave, xferspeed - XFER_UDMA_0); } else { - palm_bk3710_setdmamode(base, is_slave, drive->id->eide_dma_min, + palm_bk3710_setdmamode(base, is_slave, + drive->id[ATA_ID_EIDE_DMA_MIN], xferspeed); } } @@ -229,7 +229,7 @@ static void palm_bk3710_set_pio_mode(ide_drive_t *drive, u8 pio) * Obtain the drive PIO data for tuning the Palm Chip registers */ cycle_time = ide_pio_cycle_time(drive, pio); - mate = ide_get_paired_drive(drive); + mate = ide_get_pair_dev(drive); palm_bk3710_setpiomode(base, mate, is_slave, cycle_time, pio); } diff --git a/drivers/ide/ide-acpi.c b/drivers/ide/ide-acpi.c index 6f704628c27..2427c380b3d 100644 --- a/drivers/ide/ide-acpi.c +++ b/drivers/ide/ide-acpi.c @@ -584,7 +584,7 @@ void ide_acpi_get_timing(ide_hwif_t *hwif) * This function executes the _STM ACPI method for the target channel. * * _STM requires Identify Drive data, which has to passed as an argument. - * Unfortunately hd_driveid is a mangled version which we can't readily + * Unfortunately drive->id is a mangled version which we can't readily * use; hence we'll get the information afresh. */ void ide_acpi_push_timing(ide_hwif_t *hwif) @@ -614,10 +614,10 @@ void ide_acpi_push_timing(ide_hwif_t *hwif) in_params[0].buffer.length = sizeof(struct GTM_buffer); in_params[0].buffer.pointer = (u8 *)&hwif->acpidata->gtm; in_params[1].type = ACPI_TYPE_BUFFER; - in_params[1].buffer.length = sizeof(struct hd_driveid); + in_params[1].buffer.length = sizeof(ATA_ID_WORDS * 2); in_params[1].buffer.pointer = (u8 *)&master->idbuff; in_params[2].type = ACPI_TYPE_BUFFER; - in_params[2].buffer.length = sizeof(struct hd_driveid); + in_params[2].buffer.length = sizeof(ATA_ID_WORDS * 2); in_params[2].buffer.pointer = (u8 *)&slave->idbuff; /* Output buffer: _STM has no output */ diff --git a/drivers/ide/ide-atapi.c b/drivers/ide/ide-atapi.c index adf04f99cde..608c5bade92 100644 --- a/drivers/ide/ide-atapi.c +++ b/drivers/ide/ide-atapi.c @@ -14,12 +14,201 @@ #define debug_log(fmt, args...) do {} while (0) #endif +/* + * Check whether we can support a device, + * based on the ATAPI IDENTIFY command results. + */ +int ide_check_atapi_device(ide_drive_t *drive, const char *s) +{ + u16 *id = drive->id; + u8 gcw[2], protocol, device_type, removable, drq_type, packet_size; + + *((u16 *)&gcw) = id[ATA_ID_CONFIG]; + + protocol = (gcw[1] & 0xC0) >> 6; + device_type = gcw[1] & 0x1F; + removable = (gcw[0] & 0x80) >> 7; + drq_type = (gcw[0] & 0x60) >> 5; + packet_size = gcw[0] & 0x03; + +#ifdef CONFIG_PPC + /* kludge for Apple PowerBook internal zip */ + if (drive->media == ide_floppy && device_type == 5 && + !strstr((char *)&id[ATA_ID_PROD], "CD-ROM") && + strstr((char *)&id[ATA_ID_PROD], "ZIP")) + device_type = 0; +#endif + + if (protocol != 2) + printk(KERN_ERR "%s: %s: protocol (0x%02x) is not ATAPI\n", + s, drive->name, protocol); + else if ((drive->media == ide_floppy && device_type != 0) || + (drive->media == ide_tape && device_type != 1)) + printk(KERN_ERR "%s: %s: invalid device type (0x%02x)\n", + s, drive->name, device_type); + else if (removable == 0) + printk(KERN_ERR "%s: %s: the removable flag is not set\n", + s, drive->name); + else if (drive->media == ide_floppy && drq_type == 3) + printk(KERN_ERR "%s: %s: sorry, DRQ type (0x%02x) not " + "supported\n", s, drive->name, drq_type); + else if (packet_size != 0) + printk(KERN_ERR "%s: %s: packet size (0x%02x) is not 12 " + "bytes\n", s, drive->name, packet_size); + else + return 1; + return 0; +} +EXPORT_SYMBOL_GPL(ide_check_atapi_device); + +/* PIO data transfer routine using the scatter gather table. */ +int ide_io_buffers(ide_drive_t *drive, struct ide_atapi_pc *pc, + unsigned int bcount, int write) +{ + ide_hwif_t *hwif = drive->hwif; + const struct ide_tp_ops *tp_ops = hwif->tp_ops; + xfer_func_t *xf = write ? tp_ops->output_data : tp_ops->input_data; + struct scatterlist *sg = pc->sg; + char *buf; + int count, done = 0; + + while (bcount) { + count = min(sg->length - pc->b_count, bcount); + + if (PageHighMem(sg_page(sg))) { + unsigned long flags; + + local_irq_save(flags); + buf = kmap_atomic(sg_page(sg), KM_IRQ0) + sg->offset; + xf(drive, NULL, buf + pc->b_count, count); + kunmap_atomic(buf - sg->offset, KM_IRQ0); + local_irq_restore(flags); + } else { + buf = sg_virt(sg); + xf(drive, NULL, buf + pc->b_count, count); + } + + bcount -= count; + pc->b_count += count; + done += count; + + if (pc->b_count == sg->length) { + if (!--pc->sg_cnt) + break; + pc->sg = sg = sg_next(sg); + pc->b_count = 0; + } + } + + if (bcount) { + printk(KERN_ERR "%s: %d leftover bytes, %s\n", drive->name, + bcount, write ? "padding with zeros" + : "discarding data"); + ide_pad_transfer(drive, write, bcount); + } + + return done; +} +EXPORT_SYMBOL_GPL(ide_io_buffers); + +void ide_init_pc(struct ide_atapi_pc *pc) +{ + memset(pc, 0, sizeof(*pc)); + pc->buf = pc->pc_buf; + pc->buf_size = IDE_PC_BUFFER_SIZE; +} +EXPORT_SYMBOL_GPL(ide_init_pc); + +/* + * Generate a new packet command request in front of the request queue, before + * the current request, so that it will be processed immediately, on the next + * pass through the driver. + */ +void ide_queue_pc_head(ide_drive_t *drive, struct gendisk *disk, + struct ide_atapi_pc *pc, struct request *rq) +{ + blk_rq_init(NULL, rq); + rq->cmd_type = REQ_TYPE_SPECIAL; + rq->cmd_flags |= REQ_PREEMPT; + rq->buffer = (char *)pc; + rq->rq_disk = disk; + memcpy(rq->cmd, pc->c, 12); + if (drive->media == ide_tape) + rq->cmd[13] = REQ_IDETAPE_PC1; + ide_do_drive_cmd(drive, rq); +} +EXPORT_SYMBOL_GPL(ide_queue_pc_head); + +/* + * Add a special packet command request to the tail of the request queue, + * and wait for it to be serviced. + */ +int ide_queue_pc_tail(ide_drive_t *drive, struct gendisk *disk, + struct ide_atapi_pc *pc) +{ + struct request *rq; + int error; + + rq = blk_get_request(drive->queue, READ, __GFP_WAIT); + rq->cmd_type = REQ_TYPE_SPECIAL; + rq->buffer = (char *)pc; + memcpy(rq->cmd, pc->c, 12); + if (drive->media == ide_tape) + rq->cmd[13] = REQ_IDETAPE_PC1; + error = blk_execute_rq(drive->queue, disk, rq, 0); + blk_put_request(rq); + + return error; +} +EXPORT_SYMBOL_GPL(ide_queue_pc_tail); + +int ide_do_test_unit_ready(ide_drive_t *drive, struct gendisk *disk) +{ + struct ide_atapi_pc pc; + + ide_init_pc(&pc); + pc.c[0] = TEST_UNIT_READY; + + return ide_queue_pc_tail(drive, disk, &pc); +} +EXPORT_SYMBOL_GPL(ide_do_test_unit_ready); + +int ide_do_start_stop(ide_drive_t *drive, struct gendisk *disk, int start) +{ + struct ide_atapi_pc pc; + + ide_init_pc(&pc); + pc.c[0] = START_STOP; + pc.c[4] = start; + + if (drive->media == ide_tape) + pc.flags |= PC_FLAG_WAIT_FOR_DSC; + + return ide_queue_pc_tail(drive, disk, &pc); +} +EXPORT_SYMBOL_GPL(ide_do_start_stop); + +int ide_set_media_lock(ide_drive_t *drive, struct gendisk *disk, int on) +{ + struct ide_atapi_pc pc; + + if (drive->atapi_flags & IDE_AFLAG_NO_DOORLOCK) + return 0; + + ide_init_pc(&pc); + pc.c[0] = ALLOW_MEDIUM_REMOVAL; + pc.c[4] = on; + + return ide_queue_pc_tail(drive, disk, &pc); +} +EXPORT_SYMBOL_GPL(ide_set_media_lock); + /* TODO: unify the code thus making some arguments go away */ ide_startstop_t ide_pc_intr(ide_drive_t *drive, struct ide_atapi_pc *pc, ide_handler_t *handler, unsigned int timeout, ide_expiry_t *expiry, void (*update_buffers)(ide_drive_t *, struct ide_atapi_pc *), void (*retry_pc)(ide_drive_t *), void (*dsc_handle)(ide_drive_t *), - void (*io_buffers)(ide_drive_t *, struct ide_atapi_pc *, unsigned, int)) + int (*io_buffers)(ide_drive_t *, struct ide_atapi_pc *, unsigned, int)) { ide_hwif_t *hwif = drive->hwif; struct request *rq = hwif->hwgroup->rq; @@ -41,7 +230,7 @@ ide_startstop_t ide_pc_intr(ide_drive_t *drive, struct ide_atapi_pc *pc, if (pc->flags & PC_FLAG_DMA_IN_PROGRESS) { if (hwif->dma_ops->dma_end(drive) || - (drive->media == ide_tape && !scsi && (stat & ERR_STAT))) { + (drive->media == ide_tape && !scsi && (stat & ATA_ERR))) { if (drive->media == ide_floppy && !scsi) printk(KERN_ERR "%s: DMA %s error\n", drive->name, rq_data_dir(pc->rq) @@ -56,7 +245,7 @@ ide_startstop_t ide_pc_intr(ide_drive_t *drive, struct ide_atapi_pc *pc, } /* No more interrupts */ - if ((stat & DRQ_STAT) == 0) { + if ((stat & ATA_DRQ) == 0) { debug_log("Packet command completed, %d bytes transferred\n", pc->xferred); @@ -65,10 +254,10 @@ ide_startstop_t ide_pc_intr(ide_drive_t *drive, struct ide_atapi_pc *pc, local_irq_enable_in_hardirq(); if (drive->media == ide_tape && !scsi && - (stat & ERR_STAT) && rq->cmd[0] == REQUEST_SENSE) - stat &= ~ERR_STAT; + (stat & ATA_ERR) && rq->cmd[0] == REQUEST_SENSE) + stat &= ~ATA_ERR; - if ((stat & ERR_STAT) || (pc->flags & PC_FLAG_DMA_ERROR)) { + if ((stat & ATA_ERR) || (pc->flags & PC_FLAG_DMA_ERROR)) { /* Error detected */ debug_log("%s: I/O error\n", drive->name); @@ -95,7 +284,7 @@ ide_startstop_t ide_pc_intr(ide_drive_t *drive, struct ide_atapi_pc *pc, cmd_finished: pc->error = 0; if ((pc->flags & PC_FLAG_WAIT_FOR_DSC) && - (stat & SEEK_STAT) == 0) { + (stat & ATA_DSC) == 0) { dsc_handle(drive); return ide_stopped; } @@ -117,17 +306,18 @@ cmd_finished: /* Get the number of bytes to transfer on this interrupt. */ ide_read_bcount_and_ireason(drive, &bcount, &ireason); - if (ireason & CD) { + if (ireason & ATAPI_COD) { printk(KERN_ERR "%s: CoD != 0 in %s\n", drive->name, __func__); return ide_do_reset(drive); } - if (((ireason & IO) == IO) == !!(pc->flags & PC_FLAG_WRITING)) { + if (((ireason & ATAPI_IO) == ATAPI_IO) == + !!(pc->flags & PC_FLAG_WRITING)) { /* Hopefully, we will never get here */ printk(KERN_ERR "%s: We wanted to %s, but the device wants us " "to %s!\n", drive->name, - (ireason & IO) ? "Write" : "Read", - (ireason & IO) ? "Read" : "Write"); + (ireason & ATAPI_IO) ? "Write" : "Read", + (ireason & ATAPI_IO) ? "Read" : "Write"); return ide_do_reset(drive); } @@ -171,9 +361,14 @@ cmd_finished: if ((drive->media == ide_floppy && !scsi && !pc->buf) || (drive->media == ide_tape && !scsi && pc->bh) || - (scsi && pc->sg)) - io_buffers(drive, pc, bcount, !!(pc->flags & PC_FLAG_WRITING)); - else + (scsi && pc->sg)) { + int done = io_buffers(drive, pc, bcount, + !!(pc->flags & PC_FLAG_WRITING)); + + /* FIXME: don't do partial completions */ + if (drive->media == ide_floppy && !scsi) + ide_end_request(drive, 1, done >> 9); + } else xferfunc(drive, NULL, pc->cur_pos, bcount); /* Update the current position */ @@ -205,7 +400,8 @@ static u8 ide_wait_ireason(ide_drive_t *drive, u8 ireason) { int retries = 100; - while (retries-- && ((ireason & CD) == 0 || (ireason & IO))) { + while (retries-- && ((ireason & ATAPI_COD) == 0 || + (ireason & ATAPI_IO))) { printk(KERN_ERR "%s: (IO,CoD != (0,1) while issuing " "a packet command, retrying\n", drive->name); udelay(100); @@ -214,8 +410,8 @@ static u8 ide_wait_ireason(ide_drive_t *drive, u8 ireason) printk(KERN_ERR "%s: (IO,CoD != (0,1) while issuing " "a packet command, ignoring\n", drive->name); - ireason |= CD; - ireason &= ~IO; + ireason |= ATAPI_COD; + ireason &= ~ATAPI_IO; } } @@ -231,7 +427,7 @@ ide_startstop_t ide_transfer_pc(ide_drive_t *drive, struct ide_atapi_pc *pc, ide_startstop_t startstop; u8 ireason; - if (ide_wait_stat(&startstop, drive, DRQ_STAT, BUSY_STAT, WAIT_READY)) { + if (ide_wait_stat(&startstop, drive, ATA_DRQ, ATA_BUSY, WAIT_READY)) { printk(KERN_ERR "%s: Strange, packet command initiated yet " "DRQ isn't asserted\n", drive->name); return startstop; @@ -241,7 +437,7 @@ ide_startstop_t ide_transfer_pc(ide_drive_t *drive, struct ide_atapi_pc *pc, if (drive->media == ide_tape && !drive->scsi) ireason = ide_wait_ireason(drive, ireason); - if ((ireason & CD) == 0 || (ireason & IO)) { + if ((ireason & ATAPI_COD) == 0 || (ireason & ATAPI_IO)) { printk(KERN_ERR "%s: (IO,CoD) != (0,1) while issuing " "a packet command\n", drive->name); return ide_do_reset(drive); @@ -303,7 +499,7 @@ ide_startstop_t ide_issue_pc(ide_drive_t *drive, struct ide_atapi_pc *pc, /* Issue the packet command */ if (drive->atapi_flags & IDE_AFLAG_DRQ_INTERRUPT) { - ide_execute_command(drive, WIN_PACKETCMD, handler, + ide_execute_command(drive, ATA_CMD_PACKET, handler, timeout, NULL); return ide_started; } else { diff --git a/drivers/ide/ide-cd.c b/drivers/ide/ide-cd.c index 03c2cb6a58b..465a92ca017 100644 --- a/drivers/ide/ide-cd.c +++ b/drivers/ide/ide-cd.c @@ -436,7 +436,7 @@ static int cdrom_decode_status(ide_drive_t *drive, int good_stat, int *stat_ret) ide_dump_status_no_sense(drive, "media error (blank)", stat); do_end_request = 1; - } else if ((err & ~ABRT_ERR) != 0) { + } else if ((err & ~ATA_ABORTED) != 0) { /* go to the default handler for other errors */ ide_error(drive, "cdrom_decode_status", stat); return 1; @@ -457,7 +457,7 @@ static int cdrom_decode_status(ide_drive_t *drive, int good_stat, int *stat_ret) * If we got a CHECK_CONDITION status, queue * a request sense command. */ - if (stat & ERR_STAT) + if (stat & ATA_ERR) cdrom_queue_request_sense(drive, NULL, NULL); } else { blk_dump_rq_flags(rq, "ide-cd: bad rq"); @@ -468,7 +468,7 @@ static int cdrom_decode_status(ide_drive_t *drive, int good_stat, int *stat_ret) return 1; end_request: - if (stat & ERR_STAT) { + if (stat & ATA_ERR) { unsigned long flags; spin_lock_irqsave(&ide_lock, flags); @@ -541,7 +541,7 @@ static ide_startstop_t cdrom_start_packet_command(ide_drive_t *drive, drive->waiting_for_dma = 0; /* packet command */ - ide_execute_command(drive, WIN_PACKETCMD, handler, + ide_execute_command(drive, ATA_CMD_PACKET, handler, ATAPI_WAIT_PC, cdrom_timer_expiry); return ide_started; } else { @@ -574,7 +574,7 @@ static ide_startstop_t cdrom_transfer_packet_command(ide_drive_t *drive, */ /* check for errors */ - if (cdrom_decode_status(drive, DRQ_STAT, NULL)) + if (cdrom_decode_status(drive, ATA_DRQ, NULL)) return ide_stopped; /* ok, next interrupt will be DMA interrupt */ @@ -582,8 +582,8 @@ static ide_startstop_t cdrom_transfer_packet_command(ide_drive_t *drive, drive->waiting_for_dma = 1; } else { /* otherwise, we must wait for DRQ to get set */ - if (ide_wait_stat(&startstop, drive, DRQ_STAT, - BUSY_STAT, WAIT_READY)) + if (ide_wait_stat(&startstop, drive, ATA_DRQ, + ATA_BUSY, WAIT_READY)) return startstop; } @@ -938,7 +938,7 @@ static ide_startstop_t cdrom_newpc_intr(ide_drive_t *drive) thislen = len; /* If DRQ is clear, the command has completed. */ - if ((stat & DRQ_STAT) == 0) { + if ((stat & ATA_DRQ) == 0) { if (blk_fs_request(rq)) { /* * If we're not done reading/writing, complain. @@ -1164,13 +1164,12 @@ static void cdrom_do_block_pc(ide_drive_t *drive, struct request *rq) if (rq->bio || ((rq->cmd_type == REQ_TYPE_ATA_PC) && rq->data_len)) { struct request_queue *q = drive->queue; unsigned int alignment; - unsigned long addr; - unsigned long stack_mask = ~(THREAD_SIZE - 1); + char *buf; if (rq->bio) - addr = (unsigned long)bio_data(rq->bio); + buf = bio_data(rq->bio); else - addr = (unsigned long)rq->data; + buf = rq->data; info->dma = drive->using_dma; @@ -1181,11 +1180,8 @@ static void cdrom_do_block_pc(ide_drive_t *drive, struct request *rq) * separate masks. */ alignment = queue_dma_alignment(q) | q->dma_pad_mask; - if (addr & alignment || rq->data_len & alignment) - info->dma = 0; - - if (!((addr & stack_mask) ^ - ((unsigned long)current->stack & stack_mask))) + if ((unsigned long)buf & alignment || rq->data_len & alignment + || object_is_on_stack(buf)) info->dma = 0; } } @@ -1206,7 +1202,7 @@ static ide_startstop_t ide_cd_do_request(ide_drive_t *drive, struct request *rq, unsigned long elapsed = jiffies - info->start_seek; int stat = hwif->tp_ops->read_status(hwif); - if ((stat & SEEK_STAT) != SEEK_STAT) { + if ((stat & ATA_DSC) != ATA_DSC) { if (elapsed < IDECD_SEEK_TIMEOUT) { ide_stall_queue(drive, IDECD_SEEK_TIMER); @@ -1813,13 +1809,12 @@ static ide_proc_entry_t idecd_proc[] = { { NULL, 0, NULL, NULL } }; -static void ide_cdrom_add_settings(ide_drive_t *drive) -{ - ide_add_setting(drive, "dsc_overlap", SETTING_RW, TYPE_BYTE, 0, 1, 1, 1, - &drive->dsc_overlap, NULL); -} -#else -static inline void ide_cdrom_add_settings(ide_drive_t *drive) { ; } +ide_devset_rw_field(dsc_overlap, dsc_overlap); + +static const struct ide_proc_devset idecd_settings[] = { + IDE_PROC_DEVSET(dsc_overlap, 0, 1), + { 0 }, +}; #endif static const struct cd_list_entry ide_cd_quirks_list[] = { @@ -1866,14 +1861,14 @@ static const struct cd_list_entry ide_cd_quirks_list[] = { { NULL, NULL, 0 } }; -static unsigned int ide_cd_flags(struct hd_driveid *id) +static unsigned int ide_cd_flags(u16 *id) { const struct cd_list_entry *cle = ide_cd_quirks_list; while (cle->id_model) { - if (strcmp(cle->id_model, id->model) == 0 && + if (strcmp(cle->id_model, (char *)&id[ATA_ID_PROD]) == 0 && (cle->id_firmware == NULL || - strstr(id->fw_rev, cle->id_firmware))) + strstr((char *)&id[ATA_ID_FW_REV], cle->id_firmware))) return cle->cd_flags; cle++; } @@ -1885,7 +1880,8 @@ static int ide_cdrom_setup(ide_drive_t *drive) { struct cdrom_info *cd = drive->driver_data; struct cdrom_device_info *cdi = &cd->devinfo; - struct hd_driveid *id = drive->id; + u16 *id = drive->id; + char *fw_rev = (char *)&id[ATA_ID_FW_REV]; int nslots; blk_queue_prep_rq(drive->queue, ide_cdrom_prep_fn); @@ -1900,15 +1896,15 @@ static int ide_cdrom_setup(ide_drive_t *drive) drive->atapi_flags = IDE_AFLAG_MEDIA_CHANGED | IDE_AFLAG_NO_EJECT | ide_cd_flags(id); - if ((id->config & 0x0060) == 0x20) + if ((id[ATA_ID_CONFIG] & 0x0060) == 0x20) drive->atapi_flags |= IDE_AFLAG_DRQ_INTERRUPT; if ((drive->atapi_flags & IDE_AFLAG_VERTOS_300_SSD) && - id->fw_rev[4] == '1' && id->fw_rev[6] <= '2') + fw_rev[4] == '1' && fw_rev[6] <= '2') drive->atapi_flags |= (IDE_AFLAG_TOCTRACKS_AS_BCD | IDE_AFLAG_TOCADDR_AS_BCD); else if ((drive->atapi_flags & IDE_AFLAG_VERTOS_600_ESD) && - id->fw_rev[4] == '1' && id->fw_rev[6] <= '2') + fw_rev[4] == '1' && fw_rev[6] <= '2') drive->atapi_flags |= IDE_AFLAG_TOCTRACKS_AS_BCD; else if (drive->atapi_flags & IDE_AFLAG_SANYO_3CD) /* 3 => use CD in slot 0 */ @@ -1927,7 +1923,8 @@ static int ide_cdrom_setup(ide_drive_t *drive) cd->devinfo.handle = NULL; return 1; } - ide_cdrom_add_settings(drive); + + ide_proc_register_driver(drive, cd->driver); return 0; } @@ -1972,12 +1969,12 @@ static ide_driver_t ide_cdrom_driver = { .remove = ide_cd_remove, .version = IDECD_VERSION, .media = ide_cdrom, - .supports_dsc_overlap = 1, .do_request = ide_cd_do_request, .end_request = ide_end_request, .error = __ide_error, #ifdef CONFIG_IDE_PROC_FS .proc = idecd_proc, + .settings = idecd_settings, #endif }; @@ -2112,10 +2109,10 @@ static int ide_cd_probe(ide_drive_t *drive) if (!strstr("ide-cdrom", drive->driver_req)) goto failed; - if (!drive->present) - goto failed; + if (drive->media != ide_cdrom && drive->media != ide_optical) goto failed; + /* skip drives that we were told to ignore */ if (ignore != NULL) { if (strstr(ignore, drive->name)) { @@ -2137,8 +2134,6 @@ static int ide_cd_probe(ide_drive_t *drive) ide_init_disk(g, drive); - ide_proc_register_driver(drive, &ide_cdrom_driver); - kref_init(&info->kref); info->drive = drive; @@ -2153,7 +2148,6 @@ static int ide_cd_probe(ide_drive_t *drive) g->driverfs_dev = &drive->gendev; g->flags = GENHD_FL_CD | GENHD_FL_REMOVABLE; if (ide_cdrom_setup(drive)) { - ide_proc_unregister_driver(drive, &ide_cdrom_driver); ide_cd_release(&info->kref); goto failed; } diff --git a/drivers/ide/ide-disk.c b/drivers/ide/ide-disk.c index 33ea8c04871..01846f244b4 100644 --- a/drivers/ide/ide-disk.c +++ b/drivers/ide/ide-disk.c @@ -30,10 +30,8 @@ #include <linux/delay.h> #include <linux/mutex.h> #include <linux/leds.h> - -#define _IDE_DISK - #include <linux/ide.h> +#include <linux/hdreg.h> #include <asm/byteorder.h> #include <asm/irq.h> @@ -90,68 +88,19 @@ static void ide_disk_put(struct ide_disk_obj *idkp) mutex_unlock(&idedisk_ref_mutex); } -/* - * lba_capacity_is_ok() performs a sanity check on the claimed "lba_capacity" - * value for this drive (from its reported identification information). - * - * Returns: 1 if lba_capacity looks sensible - * 0 otherwise - * - * It is called only once for each drive. - */ -static int lba_capacity_is_ok(struct hd_driveid *id) -{ - unsigned long lba_sects, chs_sects, head, tail; - - /* No non-LBA info .. so valid! */ - if (id->cyls == 0) - return 1; - - /* - * The ATA spec tells large drives to return - * C/H/S = 16383/16/63 independent of their size. - * Some drives can be jumpered to use 15 heads instead of 16. - * Some drives can be jumpered to use 4092 cyls instead of 16383. - */ - if ((id->cyls == 16383 - || (id->cyls == 4092 && id->cur_cyls == 16383)) && - id->sectors == 63 && - (id->heads == 15 || id->heads == 16) && - (id->lba_capacity >= 16383*63*id->heads)) - return 1; - - lba_sects = id->lba_capacity; - chs_sects = id->cyls * id->heads * id->sectors; - - /* perform a rough sanity check on lba_sects: within 10% is OK */ - if ((lba_sects - chs_sects) < chs_sects/10) - return 1; - - /* some drives have the word order reversed */ - head = ((lba_sects >> 16) & 0xffff); - tail = (lba_sects & 0xffff); - lba_sects = (head | (tail << 16)); - if ((lba_sects - chs_sects) < chs_sects/10) { - id->lba_capacity = lba_sects; - return 1; /* lba_capacity is (now) good */ - } - - return 0; /* lba_capacity value may be bad */ -} - static const u8 ide_rw_cmds[] = { - WIN_MULTREAD, - WIN_MULTWRITE, - WIN_MULTREAD_EXT, - WIN_MULTWRITE_EXT, - WIN_READ, - WIN_WRITE, - WIN_READ_EXT, - WIN_WRITE_EXT, - WIN_READDMA, - WIN_WRITEDMA, - WIN_READDMA_EXT, - WIN_WRITEDMA_EXT, + ATA_CMD_READ_MULTI, + ATA_CMD_WRITE_MULTI, + ATA_CMD_READ_MULTI_EXT, + ATA_CMD_WRITE_MULTI_EXT, + ATA_CMD_PIO_READ, + ATA_CMD_PIO_WRITE, + ATA_CMD_PIO_READ_EXT, + ATA_CMD_PIO_WRITE_EXT, + ATA_CMD_READ, + ATA_CMD_WRITE, + ATA_CMD_READ_EXT, + ATA_CMD_WRITE_EXT, }; static const u8 ide_data_phases[] = { @@ -322,9 +271,9 @@ static u64 idedisk_read_native_max_address(ide_drive_t *drive, int lba48) /* Create IDE/ATA command request structure */ memset(&args, 0, sizeof(ide_task_t)); if (lba48) - tf->command = WIN_READ_NATIVE_MAX_EXT; + tf->command = ATA_CMD_READ_NATIVE_MAX_EXT; else - tf->command = WIN_READ_NATIVE_MAX; + tf->command = ATA_CMD_READ_NATIVE_MAX; tf->device = ATA_LBA; args.tf_flags = IDE_TFLAG_TF | IDE_TFLAG_DEVICE; if (lba48) @@ -359,10 +308,10 @@ static u64 idedisk_set_max_address(ide_drive_t *drive, u64 addr_req, int lba48) tf->hob_lbal = (addr_req >>= 8) & 0xff; tf->hob_lbam = (addr_req >>= 8) & 0xff; tf->hob_lbah = (addr_req >>= 8) & 0xff; - tf->command = WIN_SET_MAX_EXT; + tf->command = ATA_CMD_SET_MAX_EXT; } else { tf->device = (addr_req >>= 8) & 0x0f; - tf->command = WIN_SET_MAX; + tf->command = ATA_CMD_SET_MAX; } tf->device |= ATA_LBA; args.tf_flags = IDE_TFLAG_TF | IDE_TFLAG_DEVICE; @@ -385,25 +334,6 @@ static unsigned long long sectors_to_MB(unsigned long long n) } /* - * Bits 10 of command_set_1 and cfs_enable_1 must be equal, - * so on non-buggy drives we need test only one. - * However, we should also check whether these fields are valid. - */ -static inline int idedisk_supports_hpa(const struct hd_driveid *id) -{ - return (id->command_set_1 & 0x0400) && (id->cfs_enable_1 & 0x0400); -} - -/* - * The same here. - */ -static inline int idedisk_supports_lba48(const struct hd_driveid *id) -{ - return (id->command_set_2 & 0x0400) && (id->cfs_enable_2 & 0x0400) - && id->lba_capacity_2; -} - -/* * Some disks report total number of sectors instead of * maximum sector address. We list them here. */ @@ -417,7 +347,7 @@ static const struct drive_list_entry hpa_list[] = { static void idedisk_check_hpa(ide_drive_t *drive) { unsigned long long capacity, set_max; - int lba48 = idedisk_supports_lba48(drive->id); + int lba48 = ata_id_lba48_enabled(drive->id); capacity = drive->capacity64; @@ -453,23 +383,23 @@ static void idedisk_check_hpa(ide_drive_t *drive) static void init_idedisk_capacity(ide_drive_t *drive) { - struct hd_driveid *id = drive->id; + u16 *id = drive->id; /* * If this drive supports the Host Protected Area feature set, * then we may need to change our opinion about the drive's capacity. */ - int hpa = idedisk_supports_hpa(id); + int hpa = ata_id_hpa_enabled(id); - if (idedisk_supports_lba48(id)) { + if (ata_id_lba48_enabled(id)) { /* drive speaks 48-bit LBA */ drive->select.b.lba = 1; - drive->capacity64 = id->lba_capacity_2; + drive->capacity64 = ata_id_u64(id, ATA_ID_LBA_CAPACITY_2); if (hpa) idedisk_check_hpa(drive); - } else if ((id->capability & 2) && lba_capacity_is_ok(id)) { + } else if (ata_id_has_lba(id) && ata_id_is_lba_capacity_ok(id)) { /* drive speaks 28-bit LBA */ drive->select.b.lba = 1; - drive->capacity64 = id->lba_capacity; + drive->capacity64 = ata_id_u32(id, ATA_ID_LBA_CAPACITY); if (hpa) idedisk_check_hpa(drive); } else { @@ -480,7 +410,7 @@ static void init_idedisk_capacity(ide_drive_t *drive) static sector_t idedisk_capacity(ide_drive_t *drive) { - return drive->capacity64 - drive->sect0; + return drive->capacity64; } #ifdef CONFIG_IDE_PROC_FS @@ -490,10 +420,10 @@ static int smart_enable(ide_drive_t *drive) struct ide_taskfile *tf = &args.tf; memset(&args, 0, sizeof(ide_task_t)); - tf->feature = SMART_ENABLE; - tf->lbam = SMART_LCYL_PASS; - tf->lbah = SMART_HCYL_PASS; - tf->command = WIN_SMART; + tf->feature = ATA_SMART_ENABLE; + tf->lbam = ATA_SMART_LBAM_PASS; + tf->lbah = ATA_SMART_LBAH_PASS; + tf->command = ATA_CMD_SMART; args.tf_flags = IDE_TFLAG_TF | IDE_TFLAG_DEVICE; return ide_no_data_taskfile(drive, &args); } @@ -506,9 +436,9 @@ static int get_smart_data(ide_drive_t *drive, u8 *buf, u8 sub_cmd) memset(&args, 0, sizeof(ide_task_t)); tf->feature = sub_cmd; tf->nsect = 0x01; - tf->lbam = SMART_LCYL_PASS; - tf->lbah = SMART_HCYL_PASS; - tf->command = WIN_SMART; + tf->lbam = ATA_SMART_LBAM_PASS; + tf->lbah = ATA_SMART_LBAH_PASS; + tf->command = ATA_CMD_SMART; args.tf_flags = IDE_TFLAG_TF | IDE_TFLAG_DEVICE; args.data_phase = TASKFILE_IN; (void) smart_enable(drive); @@ -523,7 +453,7 @@ static int proc_idedisk_read_cache int len; if (drive->id_read) - len = sprintf(out, "%i\n", drive->id->buf_size / 2); + len = sprintf(out, "%i\n", drive->id[ATA_ID_BUF_SIZE] / 2); else len = sprintf(out, "(none)\n"); @@ -549,13 +479,14 @@ static int proc_idedisk_read_smart(char *page, char **start, off_t off, if (get_smart_data(drive, page, sub_cmd) == 0) { unsigned short *val = (unsigned short *) page; - char *out = ((char *)val) + (SECTOR_WORDS * 4); + char *out = (char *)val + SECTOR_SIZE; + page = out; do { out += sprintf(out, "%04x%c", le16_to_cpu(*val), (++i & 7) ? ' ' : '\n'); val += 1; - } while (i < (SECTOR_WORDS * 2)); + } while (i < SECTOR_SIZE / 2); len = out - page; } @@ -566,14 +497,14 @@ static int proc_idedisk_read_sv (char *page, char **start, off_t off, int count, int *eof, void *data) { return proc_idedisk_read_smart(page, start, off, count, eof, data, - SMART_READ_VALUES); + ATA_SMART_READ_VALUES); } static int proc_idedisk_read_st (char *page, char **start, off_t off, int count, int *eof, void *data) { return proc_idedisk_read_smart(page, start, off, count, eof, data, - SMART_READ_THRESHOLDS); + ATA_SMART_READ_THRESHOLDS); } static ide_proc_entry_t idedisk_proc[] = { @@ -595,11 +526,11 @@ static void idedisk_prepare_flush(struct request_queue *q, struct request *rq) BUG_ON(task == NULL); memset(task, 0, sizeof(*task)); - if (ide_id_has_flush_cache_ext(drive->id) && + if (ata_id_flush_ext_enabled(drive->id) && (drive->capacity64 >= (1UL << 28))) - task->tf.command = WIN_FLUSH_CACHE_EXT; + task->tf.command = ATA_CMD_FLUSH_EXT; else - task->tf.command = WIN_FLUSH_CACHE; + task->tf.command = ATA_CMD_FLUSH; task->tf_flags = IDE_TFLAG_OUT_TF | IDE_TFLAG_OUT_DEVICE | IDE_TFLAG_DYN; task->data_phase = TASKFILE_NO_DATA; @@ -609,6 +540,8 @@ static void idedisk_prepare_flush(struct request_queue *q, struct request *rq) rq->special = task; } +ide_devset_get(multcount, mult_count); + /* * This is tightly woven into the driver->do_special can not touch. * DON'T do it again until a total personality rewrite is committed. @@ -618,7 +551,7 @@ static int set_multcount(ide_drive_t *drive, int arg) struct request *rq; int error; - if (arg < 0 || arg > drive->id->max_multsect) + if (arg < 0 || arg > (drive->id[ATA_ID_MAX_MULTSECT] & 0xff)) return -EINVAL; if (drive->special.b.set_multmode) @@ -635,22 +568,21 @@ static int set_multcount(ide_drive_t *drive, int arg) return (drive->mult_count == arg) ? 0 : -EIO; } +ide_devset_get(nowerr, nowerr); + static int set_nowerr(ide_drive_t *drive, int arg) { if (arg < 0 || arg > 1) return -EINVAL; - if (ide_spin_wait_hwgroup(drive)) - return -EBUSY; drive->nowerr = arg; drive->bad_wstat = arg ? BAD_R_STAT : BAD_W_STAT; - spin_unlock_irq(&ide_lock); return 0; } static void update_ordered(ide_drive_t *drive) { - struct hd_driveid *id = drive->id; + u16 *id = drive->id; unsigned ordered = QUEUE_ORDERED_NONE; prepare_flush_fn *prep_fn = NULL; @@ -666,9 +598,9 @@ static void update_ordered(ide_drive_t *drive) * not available so we don't need to recheck that. */ capacity = idedisk_capacity(drive); - barrier = ide_id_has_flush_cache(id) && !drive->noflush && + barrier = ata_id_flush_enabled(id) && !drive->noflush && (drive->addressing == 0 || capacity <= (1ULL << 28) || - ide_id_has_flush_cache_ext(id)); + ata_id_flush_ext_enabled(id)); printk(KERN_INFO "%s: cache flushes %ssupported\n", drive->name, barrier ? "" : "not "); @@ -683,7 +615,9 @@ static void update_ordered(ide_drive_t *drive) blk_queue_ordered(drive->queue, ordered, prep_fn); } -static int write_cache(ide_drive_t *drive, int arg) +ide_devset_get(wcache, wcache); + +static int set_wcache(ide_drive_t *drive, int arg) { ide_task_t args; int err = 1; @@ -691,11 +625,11 @@ static int write_cache(ide_drive_t *drive, int arg) if (arg < 0 || arg > 1) return -EINVAL; - if (ide_id_has_flush_cache(drive->id)) { + if (ata_id_flush_enabled(drive->id)) { memset(&args, 0, sizeof(ide_task_t)); args.tf.feature = arg ? - SETFEATURES_EN_WCACHE : SETFEATURES_DIS_WCACHE; - args.tf.command = WIN_SETFEATURES; + SETFEATURES_WC_ON : SETFEATURES_WC_OFF; + args.tf.command = ATA_CMD_SET_FEATURES; args.tf_flags = IDE_TFLAG_TF | IDE_TFLAG_DEVICE; err = ide_no_data_taskfile(drive, &args); if (err == 0) @@ -712,14 +646,16 @@ static int do_idedisk_flushcache(ide_drive_t *drive) ide_task_t args; memset(&args, 0, sizeof(ide_task_t)); - if (ide_id_has_flush_cache_ext(drive->id)) - args.tf.command = WIN_FLUSH_CACHE_EXT; + if (ata_id_flush_ext_enabled(drive->id)) + args.tf.command = ATA_CMD_FLUSH_EXT; else - args.tf.command = WIN_FLUSH_CACHE; + args.tf.command = ATA_CMD_FLUSH; args.tf_flags = IDE_TFLAG_TF | IDE_TFLAG_DEVICE; return ide_no_data_taskfile(drive, &args); } +ide_devset_get(acoustic, acoustic); + static int set_acoustic(ide_drive_t *drive, int arg) { ide_task_t args; @@ -728,22 +664,24 @@ static int set_acoustic(ide_drive_t *drive, int arg) return -EINVAL; memset(&args, 0, sizeof(ide_task_t)); - args.tf.feature = arg ? SETFEATURES_EN_AAM : SETFEATURES_DIS_AAM; + args.tf.feature = arg ? SETFEATURES_AAM_ON : SETFEATURES_AAM_OFF; args.tf.nsect = arg; - args.tf.command = WIN_SETFEATURES; + args.tf.command = ATA_CMD_SET_FEATURES; args.tf_flags = IDE_TFLAG_TF | IDE_TFLAG_DEVICE; ide_no_data_taskfile(drive, &args); drive->acoustic = arg; return 0; } +ide_devset_get(addressing, addressing); + /* * drive->addressing: * 0: 28-bit * 1: 48-bit * 2: 48-bit capable doing 28-bit */ -static int set_lba_addressing(ide_drive_t *drive, int arg) +static int set_addressing(ide_drive_t *drive, int arg) { if (arg < 0 || arg > 2) return -EINVAL; @@ -753,52 +691,54 @@ static int set_lba_addressing(ide_drive_t *drive, int arg) if (drive->hwif->host_flags & IDE_HFLAG_NO_LBA48) return 0; - if (!idedisk_supports_lba48(drive->id)) + if (ata_id_lba48_enabled(drive->id) == 0) return -EIO; + drive->addressing = arg; + return 0; } +ide_devset_rw(acoustic, acoustic); +ide_devset_rw(address, addressing); +ide_devset_rw(multcount, multcount); +ide_devset_rw(wcache, wcache); + +ide_devset_rw_sync(nowerr, nowerr); + #ifdef CONFIG_IDE_PROC_FS -static void idedisk_add_settings(ide_drive_t *drive) -{ - struct hd_driveid *id = drive->id; - - ide_add_setting(drive, "bios_cyl", SETTING_RW, TYPE_INT, 0, 65535, 1, 1, - &drive->bios_cyl, NULL); - ide_add_setting(drive, "bios_head", SETTING_RW, TYPE_BYTE, 0, 255, 1, 1, - &drive->bios_head, NULL); - ide_add_setting(drive, "bios_sect", SETTING_RW, TYPE_BYTE, 0, 63, 1, 1, - &drive->bios_sect, NULL); - ide_add_setting(drive, "address", SETTING_RW, TYPE_BYTE, 0, 2, 1, 1, - &drive->addressing, set_lba_addressing); - ide_add_setting(drive, "multcount", SETTING_RW, TYPE_BYTE, 0, - id->max_multsect, 1, 1, &drive->mult_count, - set_multcount); - ide_add_setting(drive, "nowerr", SETTING_RW, TYPE_BYTE, 0, 1, 1, 1, - &drive->nowerr, set_nowerr); - ide_add_setting(drive, "lun", SETTING_RW, TYPE_INT, 0, 7, 1, 1, - &drive->lun, NULL); - ide_add_setting(drive, "wcache", SETTING_RW, TYPE_BYTE, 0, 1, 1, 1, - &drive->wcache, write_cache); - ide_add_setting(drive, "acoustic", SETTING_RW, TYPE_BYTE, 0, 254, 1, 1, - &drive->acoustic, set_acoustic); - ide_add_setting(drive, "failures", SETTING_RW, TYPE_INT, 0, 65535, 1, 1, - &drive->failures, NULL); - ide_add_setting(drive, "max_failures", SETTING_RW, TYPE_INT, 0, 65535, - 1, 1, &drive->max_failures, NULL); -} -#else -static inline void idedisk_add_settings(ide_drive_t *drive) { ; } +ide_devset_rw_field(bios_cyl, bios_cyl); +ide_devset_rw_field(bios_head, bios_head); +ide_devset_rw_field(bios_sect, bios_sect); +ide_devset_rw_field(failures, failures); +ide_devset_rw_field(lun, lun); +ide_devset_rw_field(max_failures, max_failures); + +static const struct ide_proc_devset idedisk_settings[] = { + IDE_PROC_DEVSET(acoustic, 0, 254), + IDE_PROC_DEVSET(address, 0, 2), + IDE_PROC_DEVSET(bios_cyl, 0, 65535), + IDE_PROC_DEVSET(bios_head, 0, 255), + IDE_PROC_DEVSET(bios_sect, 0, 63), + IDE_PROC_DEVSET(failures, 0, 65535), + IDE_PROC_DEVSET(lun, 0, 7), + IDE_PROC_DEVSET(max_failures, 0, 65535), + IDE_PROC_DEVSET(multcount, 0, 16), + IDE_PROC_DEVSET(nowerr, 0, 1), + IDE_PROC_DEVSET(wcache, 0, 1), + { 0 }, +}; #endif static void idedisk_setup(ide_drive_t *drive) { + struct ide_disk_obj *idkp = drive->driver_data; ide_hwif_t *hwif = drive->hwif; - struct hd_driveid *id = drive->id; + u16 *id = drive->id; + char *m = (char *)&id[ATA_ID_PROD]; unsigned long long capacity; - idedisk_add_settings(drive); + ide_proc_register_driver(drive, idkp->driver); if (drive->id_read == 0) return; @@ -807,11 +747,11 @@ static void idedisk_setup(ide_drive_t *drive) /* * Removable disks (eg. SYQUEST); ignore 'WD' drives */ - if (id->model[0] != 'W' || id->model[1] != 'D') + if (m[0] != 'W' || m[1] != 'D') drive->doorlocking = 1; } - (void)set_lba_addressing(drive, 1); + (void)set_addressing(drive, 1); if (drive->addressing == 1) { int max_s = 2048; @@ -853,8 +793,7 @@ static void idedisk_setup(ide_drive_t *drive) capacity = idedisk_capacity(drive); if (!drive->forced_geom) { - - if (idedisk_supports_lba48(drive->id)) { + if (ata_id_lba48_enabled(drive->id)) { /* compatibility */ drive->bios_sect = 63; drive->bios_head = 255; @@ -880,22 +819,22 @@ static void idedisk_setup(ide_drive_t *drive) drive->name, capacity, sectors_to_MB(capacity)); /* Only print cache size when it was specified */ - if (id->buf_size) - printk(KERN_CONT " w/%dKiB Cache", id->buf_size / 2); + if (id[ATA_ID_BUF_SIZE]) + printk(KERN_CONT " w/%dKiB Cache", id[ATA_ID_BUF_SIZE] / 2); printk(KERN_CONT ", CHS=%d/%d/%d\n", drive->bios_cyl, drive->bios_head, drive->bios_sect); /* write cache enabled? */ - if ((id->csfo & 1) || (id->cfs_enable_1 & (1 << 5))) + if ((id[ATA_ID_CSFO] & 1) || ata_id_wcache_enabled(id)) drive->wcache = 1; - write_cache(drive, 1); + set_wcache(drive, 1); } static void ide_cacheflush_p(ide_drive_t *drive) { - if (!drive->wcache || !ide_id_has_flush_cache(drive->id)) + if (!drive->wcache || ata_id_flush_enabled(drive->id) == 0) return; if (do_idedisk_flushcache(drive)) @@ -937,7 +876,7 @@ static int ide_disk_probe(ide_drive_t *drive); */ static void ide_disk_resume(ide_drive_t *drive) { - if (idedisk_supports_hpa(drive->id)) + if (ata_id_hpa_enabled(drive->id)) init_idedisk_capacity(drive); } @@ -980,12 +919,12 @@ static ide_driver_t idedisk_driver = { .shutdown = ide_device_shutdown, .version = IDEDISK_VERSION, .media = ide_disk, - .supports_dsc_overlap = 0, .do_request = ide_do_rw_disk, .end_request = ide_end_request, .error = __ide_error, #ifdef CONFIG_IDE_PROC_FS .proc = idedisk_proc, + .settings = idedisk_settings, #endif }; @@ -994,7 +933,7 @@ static int idedisk_set_doorlock(ide_drive_t *drive, int on) ide_task_t task; memset(&task, 0, sizeof(task)); - task.tf.command = on ? WIN_DOORLOCK : WIN_DOORUNLOCK; + task.tf.command = on ? ATA_CMD_MEDIA_LOCK : ATA_CMD_MEDIA_UNLOCK; task.tf_flags = IDE_TFLAG_TF | IDE_TFLAG_DEVICE; return ide_no_data_taskfile(drive, &task); @@ -1059,52 +998,28 @@ static int idedisk_getgeo(struct block_device *bdev, struct hd_geometry *geo) return 0; } +static const struct ide_ioctl_devset ide_disk_ioctl_settings[] = { +{ HDIO_GET_ADDRESS, HDIO_SET_ADDRESS, &ide_devset_address }, +{ HDIO_GET_MULTCOUNT, HDIO_SET_MULTCOUNT, &ide_devset_multcount }, +{ HDIO_GET_NOWERR, HDIO_SET_NOWERR, &ide_devset_nowerr }, +{ HDIO_GET_WCACHE, HDIO_SET_WCACHE, &ide_devset_wcache }, +{ HDIO_GET_ACOUSTIC, HDIO_SET_ACOUSTIC, &ide_devset_acoustic }, +{ 0 } +}; + static int idedisk_ioctl(struct inode *inode, struct file *file, unsigned int cmd, unsigned long arg) { - unsigned long flags; struct block_device *bdev = inode->i_bdev; struct ide_disk_obj *idkp = ide_disk_g(bdev->bd_disk); ide_drive_t *drive = idkp->drive; - int err, (*setfunc)(ide_drive_t *, int); - u8 *val; - - switch (cmd) { - case HDIO_GET_ADDRESS: val = &drive->addressing; goto read_val; - case HDIO_GET_MULTCOUNT: val = &drive->mult_count; goto read_val; - case HDIO_GET_NOWERR: val = &drive->nowerr; goto read_val; - case HDIO_GET_WCACHE: val = &drive->wcache; goto read_val; - case HDIO_GET_ACOUSTIC: val = &drive->acoustic; goto read_val; - case HDIO_SET_ADDRESS: setfunc = set_lba_addressing; goto set_val; - case HDIO_SET_MULTCOUNT: setfunc = set_multcount; goto set_val; - case HDIO_SET_NOWERR: setfunc = set_nowerr; goto set_val; - case HDIO_SET_WCACHE: setfunc = write_cache; goto set_val; - case HDIO_SET_ACOUSTIC: setfunc = set_acoustic; goto set_val; - } + int err; - return generic_ide_ioctl(drive, file, bdev, cmd, arg); + err = ide_setting_ioctl(drive, bdev, cmd, arg, ide_disk_ioctl_settings); + if (err != -EOPNOTSUPP) + return err; -read_val: - mutex_lock(&ide_setting_mtx); - spin_lock_irqsave(&ide_lock, flags); - err = *val; - spin_unlock_irqrestore(&ide_lock, flags); - mutex_unlock(&ide_setting_mtx); - return err >= 0 ? put_user(err, (long __user *)arg) : err; - -set_val: - if (bdev != bdev->bd_contains) - err = -EINVAL; - else { - if (!capable(CAP_SYS_ADMIN)) - err = -EACCES; - else { - mutex_lock(&ide_setting_mtx); - err = setfunc(drive, arg); - mutex_unlock(&ide_setting_mtx); - } - } - return err; + return generic_ide_ioctl(drive, file, bdev, cmd, arg); } static int idedisk_media_changed(struct gendisk *disk) @@ -1148,8 +1063,7 @@ static int ide_disk_probe(ide_drive_t *drive) /* strstr("foo", "") is non-NULL */ if (!strstr("ide-disk", drive->driver_req)) goto failed; - if (!drive->present) - goto failed; + if (drive->media != ide_disk) goto failed; @@ -1163,8 +1077,6 @@ static int ide_disk_probe(ide_drive_t *drive) ide_init_disk(g, drive); - ide_proc_register_driver(drive, &idedisk_driver); - kref_init(&idkp->kref); idkp->drive = drive; diff --git a/drivers/ide/ide-dma.c b/drivers/ide/ide-dma.c index 3fa07c0aeaa..ef2f1504c0d 100644 --- a/drivers/ide/ide-dma.c +++ b/drivers/ide/ide-dma.c @@ -106,7 +106,7 @@ ide_startstop_t ide_dma_intr (ide_drive_t *drive) dma_stat = hwif->dma_ops->dma_end(drive); stat = hwif->tp_ops->read_status(hwif); - if (OK_STAT(stat,DRIVE_READY,drive->bad_wstat|DRQ_STAT)) { + if (OK_STAT(stat, DRIVE_READY, drive->bad_wstat | ATA_DRQ)) { if (!dma_stat) { struct request *rq = HWGROUP(drive)->rq; @@ -288,7 +288,7 @@ EXPORT_SYMBOL_GPL(ide_destroy_dmatable); static int config_drive_for_dma (ide_drive_t *drive) { ide_hwif_t *hwif = drive->hwif; - struct hd_driveid *id = drive->id; + u16 *id = drive->id; if (drive->media != ide_disk) { if (hwif->host_flags & IDE_HFLAG_NO_ATAPI_DMA) @@ -299,16 +299,17 @@ static int config_drive_for_dma (ide_drive_t *drive) * Enable DMA on any drive that has * UltraDMA (mode 0/1/2/3/4/5/6) enabled */ - if ((id->field_valid & 4) && ((id->dma_ultra >> 8) & 0x7f)) + if ((id[ATA_ID_FIELD_VALID] & 4) && + ((id[ATA_ID_UDMA_MODES] >> 8) & 0x7f)) return 1; /* * Enable DMA on any drive that has mode2 DMA * (multi or single) enabled */ - if (id->field_valid & 2) /* regular DMA */ - if ((id->dma_mword & 0x404) == 0x404 || - (id->dma_1word & 0x404) == 0x404) + if (id[ATA_ID_FIELD_VALID] & 2) /* regular DMA */ + if ((id[ATA_ID_MWDMA_MODES] & 0x404) == 0x404 || + (id[ATA_ID_SWDMA_MODES] & 0x404) == 0x404) return 1; /* Consult the list of known "good" drives */ @@ -591,12 +592,12 @@ static inline int config_drive_for_dma(ide_drive_t *drive) { return 0; } int __ide_dma_bad_drive (ide_drive_t *drive) { - struct hd_driveid *id = drive->id; + u16 *id = drive->id; int blacklist = ide_in_drive_list(id, drive_blacklist); if (blacklist) { printk(KERN_WARNING "%s: Disabling (U)DMA for %s (blacklisted)\n", - drive->name, id->model); + drive->name, (char *)&id[ATA_ID_PROD]); return blacklist; } return 0; @@ -612,21 +613,21 @@ static const u8 xfer_mode_bases[] = { static unsigned int ide_get_mode_mask(ide_drive_t *drive, u8 base, u8 req_mode) { - struct hd_driveid *id = drive->id; + u16 *id = drive->id; ide_hwif_t *hwif = drive->hwif; const struct ide_port_ops *port_ops = hwif->port_ops; unsigned int mask = 0; switch(base) { case XFER_UDMA_0: - if ((id->field_valid & 4) == 0) + if ((id[ATA_ID_FIELD_VALID] & 4) == 0) break; if (port_ops && port_ops->udma_filter) mask = port_ops->udma_filter(drive); else mask = hwif->ultra_mask; - mask &= id->dma_ultra; + mask &= id[ATA_ID_UDMA_MODES]; /* * avoid false cable warning from eighty_ninty_three() @@ -637,19 +638,19 @@ static unsigned int ide_get_mode_mask(ide_drive_t *drive, u8 base, u8 req_mode) } break; case XFER_MW_DMA_0: - if ((id->field_valid & 2) == 0) + if ((id[ATA_ID_FIELD_VALID] & 2) == 0) break; if (port_ops && port_ops->mdma_filter) mask = port_ops->mdma_filter(drive); else mask = hwif->mwdma_mask; - mask &= id->dma_mword; + mask &= id[ATA_ID_MWDMA_MODES]; break; case XFER_SW_DMA_0: - if (id->field_valid & 2) { - mask = id->dma_1word & hwif->swdma_mask; - } else if (id->tDMA) { - u8 mode = id->tDMA; + if (id[ATA_ID_FIELD_VALID] & 2) { + mask = id[ATA_ID_SWDMA_MODES] & hwif->swdma_mask; + } else if (id[ATA_ID_OLD_DMA_MODES] >> 8) { + u8 mode = id[ATA_ID_OLD_DMA_MODES] >> 8; /* * if the mode is valid convert it to the mask @@ -706,7 +707,8 @@ u8 ide_find_dma_mode(ide_drive_t *drive, u8 req_mode) /* * is this correct? */ - if (ide_dma_good_drive(drive) && drive->id->eide_dma_time < 150) + if (ide_dma_good_drive(drive) && + drive->id[ATA_ID_EIDE_DMA_TIME] < 150) mode = XFER_MW_DMA_1; } @@ -725,7 +727,7 @@ static int ide_tune_dma(ide_drive_t *drive) ide_hwif_t *hwif = drive->hwif; u8 speed; - if (drive->nodma || (drive->id->capability & 1) == 0) + if (drive->nodma || ata_id_has_dma(drive->id) == 0) return 0; /* consult the list of known "bad" drives */ @@ -767,13 +769,15 @@ static int ide_dma_check(ide_drive_t *drive) int ide_id_dma_bug(ide_drive_t *drive) { - struct hd_driveid *id = drive->id; + u16 *id = drive->id; - if (id->field_valid & 4) { - if ((id->dma_ultra >> 8) && (id->dma_mword >> 8)) + if (id[ATA_ID_FIELD_VALID] & 4) { + if ((id[ATA_ID_UDMA_MODES] >> 8) && + (id[ATA_ID_MWDMA_MODES] >> 8)) goto err_out; - } else if (id->field_valid & 2) { - if ((id->dma_mword >> 8) && (id->dma_1word >> 8)) + } else if (id[ATA_ID_FIELD_VALID] & 2) { + if ((id[ATA_ID_MWDMA_MODES] >> 8) && + (id[ATA_ID_SWDMA_MODES] >> 8)) goto err_out; } return 0; diff --git a/drivers/ide/ide-floppy.c b/drivers/ide/ide-floppy.c index e9034c0125f..d36f155470a 100644 --- a/drivers/ide/ide-floppy.c +++ b/drivers/ide/ide-floppy.c @@ -15,6 +15,8 @@ * Documentation/ide/ChangeLog.ide-floppy.1996-2002 */ +#define DRV_NAME "ide-floppy" + #define IDEFLOPPY_VERSION "1.00" #include <linux/module.h> @@ -31,8 +33,10 @@ #include <linux/slab.h> #include <linux/cdrom.h> #include <linux/ide.h> +#include <linux/hdreg.h> #include <linux/bitops.h> #include <linux/mutex.h> +#include <linux/scatterlist.h> #include <scsi/scsi_ioctl.h> @@ -42,6 +46,8 @@ #include <linux/io.h> #include <asm/unaligned.h> +#include "ide-floppy.h" + /* define to see debug info */ #define IDEFLOPPY_DEBUG_LOG 0 @@ -55,102 +61,23 @@ #define debug_log(fmt, args...) do {} while (0) #endif - -/* Some drives require a longer irq timeout. */ -#define IDEFLOPPY_WAIT_CMD (5 * WAIT_CMD) - /* * After each failed packet command we issue a request sense command and retry * the packet command IDEFLOPPY_MAX_PC_RETRIES times. */ #define IDEFLOPPY_MAX_PC_RETRIES 3 -/* - * With each packet command, we allocate a buffer of IDEFLOPPY_PC_BUFFER_SIZE - * bytes. - */ -#define IDEFLOPPY_PC_BUFFER_SIZE 256 - -/* - * In various places in the driver, we need to allocate storage for packet - * commands and requests, which will remain valid while we leave the driver to - * wait for an interrupt or a timeout event. - */ -#define IDEFLOPPY_PC_STACK (10 + IDEFLOPPY_MAX_PC_RETRIES) - /* format capacities descriptor codes */ #define CAPACITY_INVALID 0x00 #define CAPACITY_UNFORMATTED 0x01 #define CAPACITY_CURRENT 0x02 #define CAPACITY_NO_CARTRIDGE 0x03 -/* - * Most of our global data which we need to save even as we leave the driver - * due to an interrupt or a timer event is stored in a variable of type - * idefloppy_floppy_t, defined below. - */ -typedef struct ide_floppy_obj { - ide_drive_t *drive; - ide_driver_t *driver; - struct gendisk *disk; - struct kref kref; - unsigned int openers; /* protected by BKL for now */ - - /* Current packet command */ - struct ide_atapi_pc *pc; - /* Last failed packet command */ - struct ide_atapi_pc *failed_pc; - /* Packet command stack */ - struct ide_atapi_pc pc_stack[IDEFLOPPY_PC_STACK]; - /* Next free packet command storage space */ - int pc_stack_index; - struct request rq_stack[IDEFLOPPY_PC_STACK]; - /* We implement a circular array */ - int rq_stack_index; - - /* Last error information */ - u8 sense_key, asc, ascq; - /* delay this long before sending packet command */ - u8 ticks; - int progress_indication; - - /* Device information */ - /* Current format */ - int blocks, block_size, bs_factor; - /* Last format capacity descriptor */ - u8 cap_desc[8]; - /* Copy of the flexible disk page */ - u8 flexible_disk_page[32]; - /* Write protect */ - int wp; - /* Supports format progress report */ - int srfp; -} idefloppy_floppy_t; - #define IDEFLOPPY_TICKS_DELAY HZ/20 /* default delay for ZIP 100 (50ms) */ -/* Defines for the MODE SENSE command */ -#define MODE_SENSE_CURRENT 0x00 -#define MODE_SENSE_CHANGEABLE 0x01 -#define MODE_SENSE_DEFAULT 0x02 -#define MODE_SENSE_SAVED 0x03 - -/* IOCTLs used in low-level formatting. */ -#define IDEFLOPPY_IOCTL_FORMAT_SUPPORTED 0x4600 -#define IDEFLOPPY_IOCTL_FORMAT_GET_CAPACITY 0x4601 -#define IDEFLOPPY_IOCTL_FORMAT_START 0x4602 -#define IDEFLOPPY_IOCTL_FORMAT_GET_PROGRESS 0x4603 - /* Error code returned in rq->errors to the higher part of the driver. */ #define IDEFLOPPY_ERROR_GENERAL 101 -/* - * Pages of the SELECT SENSE / MODE SENSE packet commands. - * See SFF-8070i spec. - */ -#define IDEFLOPPY_CAPABILITIES_PAGE 0x1b -#define IDEFLOPPY_FLEXIBLE_DISK_PAGE 0x05 - static DEFINE_MUTEX(idefloppy_ref_mutex); #define to_ide_floppy(obj) container_of(obj, struct ide_floppy_obj, kref) @@ -219,44 +146,6 @@ static int idefloppy_end_request(ide_drive_t *drive, int uptodate, int nsecs) return 0; } -static void ide_floppy_io_buffers(ide_drive_t *drive, struct ide_atapi_pc *pc, - unsigned int bcount, int direction) -{ - ide_hwif_t *hwif = drive->hwif; - struct request *rq = pc->rq; - struct req_iterator iter; - struct bio_vec *bvec; - unsigned long flags; - int count, done = 0; - char *data; - - rq_for_each_segment(bvec, rq, iter) { - if (!bcount) - break; - - count = min(bvec->bv_len, bcount); - - data = bvec_kmap_irq(bvec, &flags); - if (direction) - hwif->tp_ops->output_data(drive, NULL, data, count); - else - hwif->tp_ops->input_data(drive, NULL, data, count); - bvec_kunmap_irq(data, &flags); - - bcount -= count; - pc->b_count += count; - done += count; - } - - idefloppy_end_request(drive, 1, done >> 9); - - if (bcount) { - printk(KERN_ERR "%s: leftover data in %s, bcount == %d\n", - drive->name, __func__, bcount); - ide_pad_transfer(drive, direction, bcount); - } -} - static void idefloppy_update_buffers(ide_drive_t *drive, struct ide_atapi_pc *pc) { @@ -267,43 +156,6 @@ static void idefloppy_update_buffers(ide_drive_t *drive, idefloppy_end_request(drive, 1, 0); } -/* - * Generate a new packet command request in front of the request queue, before - * the current request so that it will be processed immediately, on the next - * pass through the driver. - */ -static void idefloppy_queue_pc_head(ide_drive_t *drive, struct ide_atapi_pc *pc, - struct request *rq) -{ - struct ide_floppy_obj *floppy = drive->driver_data; - - blk_rq_init(NULL, rq); - rq->buffer = (char *) pc; - rq->cmd_type = REQ_TYPE_SPECIAL; - rq->cmd_flags |= REQ_PREEMPT; - rq->rq_disk = floppy->disk; - memcpy(rq->cmd, pc->c, 12); - ide_do_drive_cmd(drive, rq); -} - -static struct ide_atapi_pc *idefloppy_next_pc_storage(ide_drive_t *drive) -{ - idefloppy_floppy_t *floppy = drive->driver_data; - - if (floppy->pc_stack_index == IDEFLOPPY_PC_STACK) - floppy->pc_stack_index = 0; - return (&floppy->pc_stack[floppy->pc_stack_index++]); -} - -static struct request *idefloppy_next_rq_storage(ide_drive_t *drive) -{ - idefloppy_floppy_t *floppy = drive->driver_data; - - if (floppy->rq_stack_index == IDEFLOPPY_PC_STACK) - floppy->rq_stack_index = 0; - return (&floppy->rq_stack[floppy->rq_stack_index++]); -} - static void ide_floppy_callback(ide_drive_t *drive) { idefloppy_floppy_t *floppy = drive->driver_data; @@ -341,16 +193,9 @@ static void ide_floppy_callback(ide_drive_t *drive) idefloppy_end_request(drive, uptodate, 0); } -static void idefloppy_init_pc(struct ide_atapi_pc *pc) -{ - memset(pc, 0, sizeof(*pc)); - pc->buf = pc->pc_buf; - pc->buf_size = IDEFLOPPY_PC_BUFFER_SIZE; -} - -static void idefloppy_create_request_sense_cmd(struct ide_atapi_pc *pc) +void ide_floppy_create_request_sense_cmd(struct ide_atapi_pc *pc) { - idefloppy_init_pc(pc); + ide_init_pc(pc); pc->c[0] = GPCMD_REQUEST_SENSE; pc->c[4] = 255; pc->req_xfer = 18; @@ -362,14 +207,13 @@ static void idefloppy_create_request_sense_cmd(struct ide_atapi_pc *pc) */ static void idefloppy_retry_pc(ide_drive_t *drive) { - struct ide_atapi_pc *pc; - struct request *rq; + struct ide_floppy_obj *floppy = drive->driver_data; + struct request *rq = &floppy->request_sense_rq; + struct ide_atapi_pc *pc = &floppy->request_sense_pc; (void)ide_read_error(drive); - pc = idefloppy_next_pc_storage(drive); - rq = idefloppy_next_rq_storage(drive); - idefloppy_create_request_sense_cmd(pc); - idefloppy_queue_pc_head(drive, pc, rq); + ide_floppy_create_request_sense_cmd(pc); + ide_queue_pc_head(drive, floppy->disk, pc, rq); } /* The usual interrupt handler called during a packet command. */ @@ -378,8 +222,8 @@ static ide_startstop_t idefloppy_pc_intr(ide_drive_t *drive) idefloppy_floppy_t *floppy = drive->driver_data; return ide_pc_intr(drive, floppy->pc, idefloppy_pc_intr, - IDEFLOPPY_WAIT_CMD, NULL, idefloppy_update_buffers, - idefloppy_retry_pc, NULL, ide_floppy_io_buffers); + WAIT_FLOPPY_CMD, NULL, idefloppy_update_buffers, + idefloppy_retry_pc, NULL, ide_io_buffers); } /* @@ -396,10 +240,9 @@ static int idefloppy_transfer_pc(ide_drive_t *drive) drive->hwif->tp_ops->output_data(drive, NULL, floppy->pc->c, 12); /* Timeout for the packet command */ - return IDEFLOPPY_WAIT_CMD; + return WAIT_FLOPPY_CMD; } - /* * Called as an interrupt (or directly). When the device says it's ready for a * packet, we schedule the packet transfer to occur about 2-3 ticks later in @@ -424,7 +267,7 @@ static ide_startstop_t idefloppy_start_pc_transfer(ide_drive_t *drive) timeout = floppy->ticks; expiry = &idefloppy_transfer_pc; } else { - timeout = IDEFLOPPY_WAIT_CMD; + timeout = WAIT_FLOPPY_CMD; expiry = NULL; } @@ -474,58 +317,27 @@ static ide_startstop_t idefloppy_issue_pc(ide_drive_t *drive, pc->retries++; return ide_issue_pc(drive, pc, idefloppy_start_pc_transfer, - IDEFLOPPY_WAIT_CMD, NULL); -} - -static void idefloppy_create_prevent_cmd(struct ide_atapi_pc *pc, int prevent) -{ - debug_log("creating prevent removal command, prevent = %d\n", prevent); - - idefloppy_init_pc(pc); - pc->c[0] = GPCMD_PREVENT_ALLOW_MEDIUM_REMOVAL; - pc->c[4] = prevent; + WAIT_FLOPPY_CMD, NULL); } -static void idefloppy_create_read_capacity_cmd(struct ide_atapi_pc *pc) +void ide_floppy_create_read_capacity_cmd(struct ide_atapi_pc *pc) { - idefloppy_init_pc(pc); + ide_init_pc(pc); pc->c[0] = GPCMD_READ_FORMAT_CAPACITIES; pc->c[7] = 255; pc->c[8] = 255; pc->req_xfer = 255; } -static void idefloppy_create_format_unit_cmd(struct ide_atapi_pc *pc, int b, - int l, int flags) -{ - idefloppy_init_pc(pc); - pc->c[0] = GPCMD_FORMAT_UNIT; - pc->c[1] = 0x17; - - memset(pc->buf, 0, 12); - pc->buf[1] = 0xA2; - /* Default format list header, u8 1: FOV/DCRT/IMM bits set */ - - if (flags & 1) /* Verify bit on... */ - pc->buf[1] ^= 0x20; /* ... turn off DCRT bit */ - pc->buf[3] = 8; - - put_unaligned(cpu_to_be32(b), (unsigned int *)(&pc->buf[4])); - put_unaligned(cpu_to_be32(l), (unsigned int *)(&pc->buf[8])); - pc->buf_size = 12; - pc->flags |= PC_FLAG_WRITING; -} - /* A mode sense command is used to "sense" floppy parameters. */ -static void idefloppy_create_mode_sense_cmd(struct ide_atapi_pc *pc, - u8 page_code, u8 type) +void ide_floppy_create_mode_sense_cmd(struct ide_atapi_pc *pc, u8 page_code) { u16 length = 8; /* sizeof(Mode Parameter Header) = 8 Bytes */ - idefloppy_init_pc(pc); + ide_init_pc(pc); pc->c[0] = GPCMD_MODE_SENSE_10; pc->c[1] = 0; - pc->c[2] = page_code + (type << 6); + pc->c[2] = page_code; switch (page_code) { case IDEFLOPPY_CAPABILITIES_PAGE: @@ -542,13 +354,6 @@ static void idefloppy_create_mode_sense_cmd(struct ide_atapi_pc *pc, pc->req_xfer = length; } -static void idefloppy_create_start_stop_cmd(struct ide_atapi_pc *pc, int start) -{ - idefloppy_init_pc(pc); - pc->c[0] = GPCMD_START_STOP_UNIT; - pc->c[4] = start; -} - static void idefloppy_create_rw_cmd(idefloppy_floppy_t *floppy, struct ide_atapi_pc *pc, struct request *rq, unsigned long sector) @@ -560,7 +365,7 @@ static void idefloppy_create_rw_cmd(idefloppy_floppy_t *floppy, debug_log("create_rw10_cmd: block == %d, blocks == %d\n", block, blocks); - idefloppy_init_pc(pc); + ide_init_pc(pc); pc->c[0] = cmd == READ ? GPCMD_READ_10 : GPCMD_WRITE_10; put_unaligned(cpu_to_be16(blocks), (unsigned short *)&pc->c[7]); put_unaligned(cpu_to_be32(block), (unsigned int *) &pc->c[2]); @@ -568,7 +373,7 @@ static void idefloppy_create_rw_cmd(idefloppy_floppy_t *floppy, memcpy(rq->cmd, pc->c, 12); pc->rq = rq; - pc->b_count = cmd == READ ? 0 : rq->bio->bi_size; + pc->b_count = 0; if (rq->cmd_flags & REQ_RW) pc->flags |= PC_FLAG_WRITING; pc->buf = NULL; @@ -579,10 +384,10 @@ static void idefloppy_create_rw_cmd(idefloppy_floppy_t *floppy, static void idefloppy_blockpc_cmd(idefloppy_floppy_t *floppy, struct ide_atapi_pc *pc, struct request *rq) { - idefloppy_init_pc(pc); + ide_init_pc(pc); memcpy(pc->c, rq->cmd, sizeof(pc->c)); pc->rq = rq; - pc->b_count = rq->data_len; + pc->b_count = 0; if (rq->data_len && rq_data_dir(rq) == WRITE) pc->flags |= PC_FLAG_WRITING; pc->buf = rq->data; @@ -599,15 +404,17 @@ static ide_startstop_t idefloppy_do_request(ide_drive_t *drive, struct request *rq, sector_t block_s) { idefloppy_floppy_t *floppy = drive->driver_data; + ide_hwif_t *hwif = drive->hwif; struct ide_atapi_pc *pc; unsigned long block = (unsigned long)block_s; - debug_log("dev: %s, cmd_type: %x, errors: %d\n", - rq->rq_disk ? rq->rq_disk->disk_name : "?", - rq->cmd_type, rq->errors); - debug_log("sector: %ld, nr_sectors: %ld, " - "current_nr_sectors: %d\n", (long)rq->sector, - rq->nr_sectors, rq->current_nr_sectors); + debug_log("%s: dev: %s, cmd: 0x%x, cmd_type: %x, errors: %d\n", + __func__, rq->rq_disk ? rq->rq_disk->disk_name : "?", + rq->cmd[0], rq->cmd_type, rq->errors); + + debug_log("%s: sector: %ld, nr_sectors: %ld, current_nr_sectors: %d\n", + __func__, (long)rq->sector, rq->nr_sectors, + rq->current_nr_sectors); if (rq->errors >= ERROR_MAX) { if (floppy->failed_pc) @@ -626,12 +433,12 @@ static ide_startstop_t idefloppy_do_request(ide_drive_t *drive, idefloppy_end_request(drive, 0, 0); return ide_stopped; } - pc = idefloppy_next_pc_storage(drive); + pc = &floppy->queued_pc; idefloppy_create_rw_cmd(floppy, pc, rq, block); } else if (blk_special_request(rq)) { pc = (struct ide_atapi_pc *) rq->buffer; } else if (blk_pc_request(rq)) { - pc = idefloppy_next_pc_storage(drive); + pc = &floppy->queued_pc; idefloppy_blockpc_cmd(floppy, pc, rq); } else { blk_dump_rq_flags(rq, @@ -640,29 +447,15 @@ static ide_startstop_t idefloppy_do_request(ide_drive_t *drive, return ide_stopped; } - pc->rq = rq; + ide_init_sg_cmd(drive, rq); + ide_map_sg(drive, rq); - return idefloppy_issue_pc(drive, pc); -} + pc->sg = hwif->sg_table; + pc->sg_cnt = hwif->sg_nents; -/* - * Add a special packet command request to the tail of the request queue, - * and wait for it to be serviced. - */ -static int idefloppy_queue_pc_tail(ide_drive_t *drive, struct ide_atapi_pc *pc) -{ - struct ide_floppy_obj *floppy = drive->driver_data; - struct request *rq; - int error; - - rq = blk_get_request(drive->queue, READ, __GFP_WAIT); - rq->buffer = (char *) pc; - rq->cmd_type = REQ_TYPE_SPECIAL; - memcpy(rq->cmd, pc->c, 12); - error = blk_execute_rq(drive->queue, floppy->disk, rq, 0); - blk_put_request(rq); + pc->rq = rq; - return error; + return idefloppy_issue_pc(drive, pc); } /* @@ -672,22 +465,28 @@ static int idefloppy_queue_pc_tail(ide_drive_t *drive, struct ide_atapi_pc *pc) static int ide_floppy_get_flexible_disk_page(ide_drive_t *drive) { idefloppy_floppy_t *floppy = drive->driver_data; + struct gendisk *disk = floppy->disk; struct ide_atapi_pc pc; u8 *page; int capacity, lba_capacity; u16 transfer_rate, sector_size, cyls, rpm; u8 heads, sectors; - idefloppy_create_mode_sense_cmd(&pc, IDEFLOPPY_FLEXIBLE_DISK_PAGE, - MODE_SENSE_CURRENT); + ide_floppy_create_mode_sense_cmd(&pc, IDEFLOPPY_FLEXIBLE_DISK_PAGE); - if (idefloppy_queue_pc_tail(drive, &pc)) { + if (ide_queue_pc_tail(drive, disk, &pc)) { printk(KERN_ERR "ide-floppy: Can't get flexible disk page" " parameters\n"); return 1; } - floppy->wp = !!(pc.buf[3] & 0x80); - set_disk_ro(floppy->disk, floppy->wp); + + if (pc.buf[3] & 0x80) + drive->atapi_flags |= IDE_AFLAG_WP; + else + drive->atapi_flags &= ~IDE_AFLAG_WP; + + set_disk_ro(disk, !!(drive->atapi_flags & IDE_AFLAG_WP)); + page = &pc.buf[8]; transfer_rate = be16_to_cpup((__be16 *)&pc.buf[8 + 2]); @@ -721,23 +520,6 @@ static int ide_floppy_get_flexible_disk_page(ide_drive_t *drive) return 0; } -static int idefloppy_get_sfrp_bit(ide_drive_t *drive) -{ - idefloppy_floppy_t *floppy = drive->driver_data; - struct ide_atapi_pc pc; - - floppy->srfp = 0; - idefloppy_create_mode_sense_cmd(&pc, IDEFLOPPY_CAPABILITIES_PAGE, - MODE_SENSE_CURRENT); - - pc.flags |= PC_FLAG_SUPPRESS_ERROR; - if (idefloppy_queue_pc_tail(drive, &pc)) - return 1; - - floppy->srfp = pc.buf[8 + 2] & 0x40; - return (0); -} - /* * Determine if a media is present in the floppy drive, and if so, its LBA * capacity. @@ -745,6 +527,7 @@ static int idefloppy_get_sfrp_bit(ide_drive_t *drive) static int ide_floppy_get_capacity(ide_drive_t *drive) { idefloppy_floppy_t *floppy = drive->driver_data; + struct gendisk *disk = floppy->disk; struct ide_atapi_pc pc; u8 *cap_desc; u8 header_len, desc_cnt; @@ -756,8 +539,8 @@ static int ide_floppy_get_capacity(ide_drive_t *drive) floppy->bs_factor = 1; set_capacity(floppy->disk, 0); - idefloppy_create_read_capacity_cmd(&pc); - if (idefloppy_queue_pc_tail(drive, &pc)) { + ide_floppy_create_read_capacity_cmd(&pc); + if (ide_queue_pc_tail(drive, disk, &pc)) { printk(KERN_ERR "ide-floppy: Can't get floppy parameters\n"); return 1; } @@ -832,202 +615,55 @@ static int ide_floppy_get_capacity(ide_drive_t *drive) if (!(drive->atapi_flags & IDE_AFLAG_CLIK_DRIVE)) (void) ide_floppy_get_flexible_disk_page(drive); - set_capacity(floppy->disk, floppy->blocks * floppy->bs_factor); + set_capacity(disk, floppy->blocks * floppy->bs_factor); + return rc; } -/* - * Obtain the list of formattable capacities. - * Very similar to ide_floppy_get_capacity, except that we push the capacity - * descriptors to userland, instead of our own structures. - * - * Userland gives us the following structure: - * - * struct idefloppy_format_capacities { - * int nformats; - * struct { - * int nblocks; - * int blocksize; - * } formats[]; - * }; - * - * userland initializes nformats to the number of allocated formats[] records. - * On exit we set nformats to the number of records we've actually initialized. - */ - -static int ide_floppy_get_format_capacities(ide_drive_t *drive, int __user *arg) +static sector_t idefloppy_capacity(ide_drive_t *drive) { - struct ide_atapi_pc pc; - u8 header_len, desc_cnt; - int i, blocks, length, u_array_size, u_index; - int __user *argp; - - if (get_user(u_array_size, arg)) - return (-EFAULT); - - if (u_array_size <= 0) - return (-EINVAL); - - idefloppy_create_read_capacity_cmd(&pc); - if (idefloppy_queue_pc_tail(drive, &pc)) { - printk(KERN_ERR "ide-floppy: Can't get floppy parameters\n"); - return (-EIO); - } - header_len = pc.buf[3]; - desc_cnt = header_len / 8; /* capacity descriptor of 8 bytes */ - - u_index = 0; - argp = arg + 1; - - /* - * We always skip the first capacity descriptor. That's the current - * capacity. We are interested in the remaining descriptors, the - * formattable capacities. - */ - for (i = 1; i < desc_cnt; i++) { - unsigned int desc_start = 4 + i*8; - - if (u_index >= u_array_size) - break; /* User-supplied buffer too small */ - - blocks = be32_to_cpup((__be32 *)&pc.buf[desc_start]); - length = be16_to_cpup((__be16 *)&pc.buf[desc_start + 6]); - - if (put_user(blocks, argp)) - return(-EFAULT); - ++argp; - - if (put_user(length, argp)) - return (-EFAULT); - ++argp; - - ++u_index; - } + idefloppy_floppy_t *floppy = drive->driver_data; + unsigned long capacity = floppy->blocks * floppy->bs_factor; - if (put_user(u_index, arg)) - return (-EFAULT); - return (0); + return capacity; } -/* - * Get ATAPI_FORMAT_UNIT progress indication. - * - * Userland gives a pointer to an int. The int is set to a progress - * indicator 0-65536, with 65536=100%. - * - * If the drive does not support format progress indication, we just check - * the dsc bit, and return either 0 or 65536. - */ +#ifdef CONFIG_IDE_PROC_FS +ide_devset_rw_field(bios_cyl, bios_cyl); +ide_devset_rw_field(bios_head, bios_head); +ide_devset_rw_field(bios_sect, bios_sect); -static int idefloppy_get_format_progress(ide_drive_t *drive, int __user *arg) +static int get_ticks(ide_drive_t *drive) { idefloppy_floppy_t *floppy = drive->driver_data; - struct ide_atapi_pc pc; - int progress_indication = 0x10000; - - if (floppy->srfp) { - idefloppy_create_request_sense_cmd(&pc); - if (idefloppy_queue_pc_tail(drive, &pc)) - return (-EIO); - - if (floppy->sense_key == 2 && - floppy->asc == 4 && - floppy->ascq == 4) - progress_indication = floppy->progress_indication; - - /* Else assume format_unit has finished, and we're at 0x10000 */ - } else { - ide_hwif_t *hwif = drive->hwif; - unsigned long flags; - u8 stat; - - local_irq_save(flags); - stat = hwif->tp_ops->read_status(hwif); - local_irq_restore(flags); - - progress_indication = ((stat & SEEK_STAT) == 0) ? 0 : 0x10000; - } - if (put_user(progress_indication, arg)) - return (-EFAULT); - - return (0); + return floppy->ticks; } -static sector_t idefloppy_capacity(ide_drive_t *drive) +static int set_ticks(ide_drive_t *drive, int arg) { idefloppy_floppy_t *floppy = drive->driver_data; - unsigned long capacity = floppy->blocks * floppy->bs_factor; - - return capacity; -} - -/* - * Check whether we can support a drive, based on the ATAPI IDENTIFY command - * results. - */ -static int idefloppy_identify_device(ide_drive_t *drive, struct hd_driveid *id) -{ - u8 gcw[2]; - u8 device_type, protocol, removable, drq_type, packet_size; - - *((u16 *) &gcw) = id->config; - - device_type = gcw[1] & 0x1F; - removable = (gcw[0] & 0x80) >> 7; - protocol = (gcw[1] & 0xC0) >> 6; - drq_type = (gcw[0] & 0x60) >> 5; - packet_size = gcw[0] & 0x03; - -#ifdef CONFIG_PPC - /* kludge for Apple PowerBook internal zip */ - if (device_type == 5 && - !strstr(id->model, "CD-ROM") && strstr(id->model, "ZIP")) - device_type = 0; -#endif - - if (protocol != 2) - printk(KERN_ERR "ide-floppy: Protocol (0x%02x) is not ATAPI\n", - protocol); - else if (device_type != 0) - printk(KERN_ERR "ide-floppy: Device type (0x%02x) is not set " - "to floppy\n", device_type); - else if (!removable) - printk(KERN_ERR "ide-floppy: The removable flag is not set\n"); - else if (drq_type == 3) - printk(KERN_ERR "ide-floppy: Sorry, DRQ type (0x%02x) not " - "supported\n", drq_type); - else if (packet_size != 0) - printk(KERN_ERR "ide-floppy: Packet size (0x%02x) is not 12 " - "bytes\n", packet_size); - else - return 1; + floppy->ticks = arg; return 0; } -#ifdef CONFIG_IDE_PROC_FS -static void idefloppy_add_settings(ide_drive_t *drive) -{ - idefloppy_floppy_t *floppy = drive->driver_data; +IDE_DEVSET(ticks, DS_SYNC, get_ticks, set_ticks); - ide_add_setting(drive, "bios_cyl", SETTING_RW, TYPE_INT, 0, 1023, 1, 1, - &drive->bios_cyl, NULL); - ide_add_setting(drive, "bios_head", SETTING_RW, TYPE_BYTE, 0, 255, 1, 1, - &drive->bios_head, NULL); - ide_add_setting(drive, "bios_sect", SETTING_RW, TYPE_BYTE, 0, 63, 1, 1, - &drive->bios_sect, NULL); - ide_add_setting(drive, "ticks", SETTING_RW, TYPE_BYTE, 0, 255, 1, 1, - &floppy->ticks, NULL); -} -#else -static inline void idefloppy_add_settings(ide_drive_t *drive) { ; } +static const struct ide_proc_devset idefloppy_settings[] = { + IDE_PROC_DEVSET(bios_cyl, 0, 1023), + IDE_PROC_DEVSET(bios_head, 0, 255), + IDE_PROC_DEVSET(bios_sect, 0, 63), + IDE_PROC_DEVSET(ticks, 0, 255), + { 0 }, +}; #endif static void idefloppy_setup(ide_drive_t *drive, idefloppy_floppy_t *floppy) { + u16 *id = drive->id; u8 gcw[2]; - *((u16 *) &gcw) = drive->id->config; - floppy->pc = floppy->pc_stack; + *((u16 *)&gcw) = id[ATA_ID_CONFIG]; + drive->pc_callback = ide_floppy_callback; if (((gcw[0] & 0x60) >> 5) == 1) @@ -1041,7 +677,7 @@ static void idefloppy_setup(ide_drive_t *drive, idefloppy_floppy_t *floppy) * it. It should be fixed as of version 1.9, but to be on the safe side * we'll leave the limitation below for the 2.2.x tree. */ - if (!strncmp(drive->id->model, "IOMEGA ZIP 100 ATAPI", 20)) { + if (!strncmp((char *)&id[ATA_ID_PROD], "IOMEGA ZIP 100 ATAPI", 20)) { drive->atapi_flags |= IDE_AFLAG_ZIP_DRIVE; /* This value will be visible in the /proc/ide/hdx/settings */ floppy->ticks = IDEFLOPPY_TICKS_DELAY; @@ -1052,13 +688,16 @@ static void idefloppy_setup(ide_drive_t *drive, idefloppy_floppy_t *floppy) * Guess what? The IOMEGA Clik! drive also needs the above fix. It makes * nasty clicking noises without it, so please don't remove this. */ - if (strncmp(drive->id->model, "IOMEGA Clik!", 11) == 0) { + if (strncmp((char *)&id[ATA_ID_PROD], "IOMEGA Clik!", 11) == 0) { blk_queue_max_sectors(drive->queue, 64); drive->atapi_flags |= IDE_AFLAG_CLIK_DRIVE; + /* IOMEGA Clik! drives do not support lock/unlock commands */ + drive->atapi_flags |= IDE_AFLAG_NO_DOORLOCK; } (void) ide_floppy_get_capacity(drive); - idefloppy_add_settings(drive); + + ide_proc_register_driver(drive, floppy->driver); } static void ide_floppy_remove(ide_drive_t *drive) @@ -1115,12 +754,12 @@ static ide_driver_t idefloppy_driver = { .remove = ide_floppy_remove, .version = IDEFLOPPY_VERSION, .media = ide_floppy, - .supports_dsc_overlap = 0, .do_request = idefloppy_do_request, .end_request = idefloppy_end_request, .error = __ide_error, #ifdef CONFIG_IDE_PROC_FS .proc = idefloppy_proc, + .settings = idefloppy_settings, #endif }; @@ -1129,7 +768,6 @@ static int idefloppy_open(struct inode *inode, struct file *filp) struct gendisk *disk = inode->i_bdev->bd_disk; struct ide_floppy_obj *floppy; ide_drive_t *drive; - struct ide_atapi_pc pc; int ret = 0; debug_log("Reached %s\n", __func__); @@ -1146,13 +784,8 @@ static int idefloppy_open(struct inode *inode, struct file *filp) drive->atapi_flags &= ~IDE_AFLAG_FORMAT_IN_PROGRESS; /* Just in case */ - idefloppy_init_pc(&pc); - pc.c[0] = GPCMD_TEST_UNIT_READY; - - if (idefloppy_queue_pc_tail(drive, &pc)) { - idefloppy_create_start_stop_cmd(&pc, 1); - (void) idefloppy_queue_pc_tail(drive, &pc); - } + if (ide_do_test_unit_ready(drive, disk)) + ide_do_start_stop(drive, disk, 1); if (ide_floppy_get_capacity(drive) && (filp->f_flags & O_NDELAY) == 0 @@ -1166,16 +799,13 @@ static int idefloppy_open(struct inode *inode, struct file *filp) goto out_put_floppy; } - if (floppy->wp && (filp->f_mode & 2)) { + if ((drive->atapi_flags & IDE_AFLAG_WP) && (filp->f_mode & 2)) { ret = -EROFS; goto out_put_floppy; } + drive->atapi_flags |= IDE_AFLAG_MEDIA_CHANGED; - /* IOMEGA Clik! drives do not support lock/unlock commands */ - if (!(drive->atapi_flags & IDE_AFLAG_CLIK_DRIVE)) { - idefloppy_create_prevent_cmd(&pc, 1); - (void) idefloppy_queue_pc_tail(drive, &pc); - } + ide_set_media_lock(drive, disk, 1); check_disk_change(inode->i_bdev); } else if (drive->atapi_flags & IDE_AFLAG_FORMAT_IN_PROGRESS) { ret = -EBUSY; @@ -1194,17 +824,11 @@ static int idefloppy_release(struct inode *inode, struct file *filp) struct gendisk *disk = inode->i_bdev->bd_disk; struct ide_floppy_obj *floppy = ide_floppy_g(disk); ide_drive_t *drive = floppy->drive; - struct ide_atapi_pc pc; debug_log("Reached %s\n", __func__); if (floppy->openers == 1) { - /* IOMEGA Clik! drives do not support lock/unlock commands */ - if (!(drive->atapi_flags & IDE_AFLAG_CLIK_DRIVE)) { - idefloppy_create_prevent_cmd(&pc, 0); - (void) idefloppy_queue_pc_tail(drive, &pc); - } - + ide_set_media_lock(drive, disk, 0); drive->atapi_flags &= ~IDE_AFLAG_FORMAT_IN_PROGRESS; } @@ -1230,80 +854,20 @@ static int ide_floppy_lockdoor(ide_drive_t *drive, struct ide_atapi_pc *pc, unsigned long arg, unsigned int cmd) { idefloppy_floppy_t *floppy = drive->driver_data; + struct gendisk *disk = floppy->disk; + int prevent = (arg && cmd != CDROMEJECT) ? 1 : 0; if (floppy->openers > 1) return -EBUSY; - /* The IOMEGA Clik! Drive doesn't support this command - - * no room for an eject mechanism */ - if (!(drive->atapi_flags & IDE_AFLAG_CLIK_DRIVE)) { - int prevent = arg ? 1 : 0; - - if (cmd == CDROMEJECT) - prevent = 0; + ide_set_media_lock(drive, disk, prevent); - idefloppy_create_prevent_cmd(pc, prevent); - (void) idefloppy_queue_pc_tail(floppy->drive, pc); - } - - if (cmd == CDROMEJECT) { - idefloppy_create_start_stop_cmd(pc, 2); - (void) idefloppy_queue_pc_tail(floppy->drive, pc); - } + if (cmd == CDROMEJECT) + ide_do_start_stop(drive, disk, 2); return 0; } -static int ide_floppy_format_unit(idefloppy_floppy_t *floppy, - int __user *arg) -{ - struct ide_atapi_pc pc; - ide_drive_t *drive = floppy->drive; - int blocks, length, flags, err = 0; - - if (floppy->openers > 1) { - /* Don't format if someone is using the disk */ - drive->atapi_flags &= ~IDE_AFLAG_FORMAT_IN_PROGRESS; - return -EBUSY; - } - - drive->atapi_flags |= IDE_AFLAG_FORMAT_IN_PROGRESS; - - /* - * Send ATAPI_FORMAT_UNIT to the drive. - * - * Userland gives us the following structure: - * - * struct idefloppy_format_command { - * int nblocks; - * int blocksize; - * int flags; - * } ; - * - * flags is a bitmask, currently, the only defined flag is: - * - * 0x01 - verify media after format. - */ - if (get_user(blocks, arg) || - get_user(length, arg+1) || - get_user(flags, arg+2)) { - err = -EFAULT; - goto out; - } - - (void) idefloppy_get_sfrp_bit(drive); - idefloppy_create_format_unit_cmd(&pc, blocks, length, flags); - - if (idefloppy_queue_pc_tail(drive, &pc)) - err = -EIO; - -out: - if (err) - drive->atapi_flags &= ~IDE_AFLAG_FORMAT_IN_PROGRESS; - return err; -} - - static int idefloppy_ioctl(struct inode *inode, struct file *file, unsigned int cmd, unsigned long arg) { @@ -1314,23 +878,12 @@ static int idefloppy_ioctl(struct inode *inode, struct file *file, void __user *argp = (void __user *)arg; int err; - switch (cmd) { - case CDROMEJECT: - /* fall through */ - case CDROM_LOCKDOOR: + if (cmd == CDROMEJECT || cmd == CDROM_LOCKDOOR) return ide_floppy_lockdoor(drive, &pc, arg, cmd); - case IDEFLOPPY_IOCTL_FORMAT_SUPPORTED: - return 0; - case IDEFLOPPY_IOCTL_FORMAT_GET_CAPACITY: - return ide_floppy_get_format_capacities(drive, argp); - case IDEFLOPPY_IOCTL_FORMAT_START: - if (!(file->f_mode & 2)) - return -EPERM; - - return ide_floppy_format_unit(floppy, (int __user *)arg); - case IDEFLOPPY_IOCTL_FORMAT_GET_PROGRESS: - return idefloppy_get_format_progress(drive, argp); - } + + err = ide_floppy_format_ioctl(drive, file, cmd, argp); + if (err != -ENOTTY) + return err; /* * skip SCSI_IOCTL_SEND_COMMAND (deprecated) @@ -1339,8 +892,6 @@ static int idefloppy_ioctl(struct inode *inode, struct file *file, if (cmd != CDROM_SEND_PACKET && cmd != SCSI_IOCTL_SEND_COMMAND) err = scsi_cmd_ioctl(file, bdev->bd_disk->queue, bdev->bd_disk, cmd, argp); - else - err = -ENOTTY; if (err == -ENOTTY) err = generic_ide_ioctl(drive, file, bdev, cmd, arg); @@ -1388,11 +939,11 @@ static int ide_floppy_probe(ide_drive_t *drive) if (!strstr("ide-floppy", drive->driver_req)) goto failed; - if (!drive->present) - goto failed; + if (drive->media != ide_floppy) goto failed; - if (!idefloppy_identify_device(drive, drive->id)) { + + if (!ide_check_atapi_device(drive, DRV_NAME)) { printk(KERN_ERR "ide-floppy: %s: not supported by this version" " of ide-floppy\n", drive->name); goto failed; @@ -1410,8 +961,6 @@ static int ide_floppy_probe(ide_drive_t *drive) ide_init_disk(g, drive); - ide_proc_register_driver(drive, &idefloppy_driver); - kref_init(&floppy->kref); floppy->drive = drive; @@ -1450,6 +999,7 @@ static int __init idefloppy_init(void) } MODULE_ALIAS("ide:*m-floppy*"); +MODULE_ALIAS("ide-floppy"); module_init(idefloppy_init); module_exit(idefloppy_exit); MODULE_LICENSE("GPL"); diff --git a/drivers/ide/ide-floppy.h b/drivers/ide/ide-floppy.h new file mode 100644 index 00000000000..ecadc2bc322 --- /dev/null +++ b/drivers/ide/ide-floppy.h @@ -0,0 +1,63 @@ +#ifndef __IDE_FLOPPY_H +#define __IDE_FLOPPY_H + +/* + * Most of our global data which we need to save even as we leave the driver + * due to an interrupt or a timer event is stored in a variable of type + * idefloppy_floppy_t, defined below. + */ +typedef struct ide_floppy_obj { + ide_drive_t *drive; + ide_driver_t *driver; + struct gendisk *disk; + struct kref kref; + unsigned int openers; /* protected by BKL for now */ + + /* Current packet command */ + struct ide_atapi_pc *pc; + /* Last failed packet command */ + struct ide_atapi_pc *failed_pc; + /* used for blk_{fs,pc}_request() requests */ + struct ide_atapi_pc queued_pc; + + struct ide_atapi_pc request_sense_pc; + struct request request_sense_rq; + + /* Last error information */ + u8 sense_key, asc, ascq; + /* delay this long before sending packet command */ + u8 ticks; + int progress_indication; + + /* Device information */ + /* Current format */ + int blocks, block_size, bs_factor; + /* Last format capacity descriptor */ + u8 cap_desc[8]; + /* Copy of the flexible disk page */ + u8 flexible_disk_page[32]; +} idefloppy_floppy_t; + +/* + * Pages of the SELECT SENSE / MODE SENSE packet commands. + * See SFF-8070i spec. + */ +#define IDEFLOPPY_CAPABILITIES_PAGE 0x1b +#define IDEFLOPPY_FLEXIBLE_DISK_PAGE 0x05 + +/* IOCTLs used in low-level formatting. */ +#define IDEFLOPPY_IOCTL_FORMAT_SUPPORTED 0x4600 +#define IDEFLOPPY_IOCTL_FORMAT_GET_CAPACITY 0x4601 +#define IDEFLOPPY_IOCTL_FORMAT_START 0x4602 +#define IDEFLOPPY_IOCTL_FORMAT_GET_PROGRESS 0x4603 + +/* ide-floppy.c */ +void ide_floppy_create_mode_sense_cmd(struct ide_atapi_pc *, u8); +void ide_floppy_create_read_capacity_cmd(struct ide_atapi_pc *); +void ide_floppy_create_request_sense_cmd(struct ide_atapi_pc *); + +/* ide-floppy_ioctl.c */ +int ide_floppy_format_ioctl(ide_drive_t *, struct file *, unsigned int, + void __user *); + +#endif /*__IDE_FLOPPY_H */ diff --git a/drivers/ide/ide-floppy_ioctl.c b/drivers/ide/ide-floppy_ioctl.c new file mode 100644 index 00000000000..5ffc4512d14 --- /dev/null +++ b/drivers/ide/ide-floppy_ioctl.c @@ -0,0 +1,243 @@ +/* + * ide-floppy IOCTLs handling. + */ + +#include <linux/kernel.h> +#include <linux/ide.h> +#include <linux/cdrom.h> + +#include <asm/unaligned.h> + +#include <scsi/scsi_ioctl.h> + +#include "ide-floppy.h" + +/* + * Obtain the list of formattable capacities. + * Very similar to ide_floppy_get_capacity, except that we push the capacity + * descriptors to userland, instead of our own structures. + * + * Userland gives us the following structure: + * + * struct idefloppy_format_capacities { + * int nformats; + * struct { + * int nblocks; + * int blocksize; + * } formats[]; + * }; + * + * userland initializes nformats to the number of allocated formats[] records. + * On exit we set nformats to the number of records we've actually initialized. + */ + +static int ide_floppy_get_format_capacities(ide_drive_t *drive, int __user *arg) +{ + struct ide_floppy_obj *floppy = drive->driver_data; + struct ide_atapi_pc pc; + u8 header_len, desc_cnt; + int i, blocks, length, u_array_size, u_index; + int __user *argp; + + if (get_user(u_array_size, arg)) + return -EFAULT; + + if (u_array_size <= 0) + return -EINVAL; + + ide_floppy_create_read_capacity_cmd(&pc); + if (ide_queue_pc_tail(drive, floppy->disk, &pc)) { + printk(KERN_ERR "ide-floppy: Can't get floppy parameters\n"); + return -EIO; + } + + header_len = pc.buf[3]; + desc_cnt = header_len / 8; /* capacity descriptor of 8 bytes */ + + u_index = 0; + argp = arg + 1; + + /* + * We always skip the first capacity descriptor. That's the current + * capacity. We are interested in the remaining descriptors, the + * formattable capacities. + */ + for (i = 1; i < desc_cnt; i++) { + unsigned int desc_start = 4 + i*8; + + if (u_index >= u_array_size) + break; /* User-supplied buffer too small */ + + blocks = be32_to_cpup((__be32 *)&pc.buf[desc_start]); + length = be16_to_cpup((__be16 *)&pc.buf[desc_start + 6]); + + if (put_user(blocks, argp)) + return -EFAULT; + + ++argp; + + if (put_user(length, argp)) + return -EFAULT; + + ++argp; + + ++u_index; + } + + if (put_user(u_index, arg)) + return -EFAULT; + + return 0; +} + +static void ide_floppy_create_format_unit_cmd(struct ide_atapi_pc *pc, int b, + int l, int flags) +{ + ide_init_pc(pc); + pc->c[0] = GPCMD_FORMAT_UNIT; + pc->c[1] = 0x17; + + memset(pc->buf, 0, 12); + pc->buf[1] = 0xA2; + /* Default format list header, u8 1: FOV/DCRT/IMM bits set */ + + if (flags & 1) /* Verify bit on... */ + pc->buf[1] ^= 0x20; /* ... turn off DCRT bit */ + pc->buf[3] = 8; + + put_unaligned(cpu_to_be32(b), (unsigned int *)(&pc->buf[4])); + put_unaligned(cpu_to_be32(l), (unsigned int *)(&pc->buf[8])); + pc->buf_size = 12; + pc->flags |= PC_FLAG_WRITING; +} + +static int ide_floppy_get_sfrp_bit(ide_drive_t *drive) +{ + idefloppy_floppy_t *floppy = drive->driver_data; + struct ide_atapi_pc pc; + + drive->atapi_flags &= ~IDE_AFLAG_SRFP; + + ide_floppy_create_mode_sense_cmd(&pc, IDEFLOPPY_CAPABILITIES_PAGE); + pc.flags |= PC_FLAG_SUPPRESS_ERROR; + + if (ide_queue_pc_tail(drive, floppy->disk, &pc)) + return 1; + + if (pc.buf[8 + 2] & 0x40) + drive->atapi_flags |= IDE_AFLAG_SRFP; + + return 0; +} + +static int ide_floppy_format_unit(ide_drive_t *drive, int __user *arg) +{ + idefloppy_floppy_t *floppy = drive->driver_data; + struct ide_atapi_pc pc; + int blocks, length, flags, err = 0; + + if (floppy->openers > 1) { + /* Don't format if someone is using the disk */ + drive->atapi_flags &= ~IDE_AFLAG_FORMAT_IN_PROGRESS; + return -EBUSY; + } + + drive->atapi_flags |= IDE_AFLAG_FORMAT_IN_PROGRESS; + + /* + * Send ATAPI_FORMAT_UNIT to the drive. + * + * Userland gives us the following structure: + * + * struct idefloppy_format_command { + * int nblocks; + * int blocksize; + * int flags; + * } ; + * + * flags is a bitmask, currently, the only defined flag is: + * + * 0x01 - verify media after format. + */ + if (get_user(blocks, arg) || + get_user(length, arg+1) || + get_user(flags, arg+2)) { + err = -EFAULT; + goto out; + } + + (void)ide_floppy_get_sfrp_bit(drive); + ide_floppy_create_format_unit_cmd(&pc, blocks, length, flags); + + if (ide_queue_pc_tail(drive, floppy->disk, &pc)) + err = -EIO; + +out: + if (err) + drive->atapi_flags &= ~IDE_AFLAG_FORMAT_IN_PROGRESS; + return err; +} + +/* + * Get ATAPI_FORMAT_UNIT progress indication. + * + * Userland gives a pointer to an int. The int is set to a progress + * indicator 0-65536, with 65536=100%. + * + * If the drive does not support format progress indication, we just check + * the dsc bit, and return either 0 or 65536. + */ + +static int ide_floppy_get_format_progress(ide_drive_t *drive, int __user *arg) +{ + idefloppy_floppy_t *floppy = drive->driver_data; + struct ide_atapi_pc pc; + int progress_indication = 0x10000; + + if (drive->atapi_flags & IDE_AFLAG_SRFP) { + ide_floppy_create_request_sense_cmd(&pc); + if (ide_queue_pc_tail(drive, floppy->disk, &pc)) + return -EIO; + + if (floppy->sense_key == 2 && + floppy->asc == 4 && + floppy->ascq == 4) + progress_indication = floppy->progress_indication; + + /* Else assume format_unit has finished, and we're at 0x10000 */ + } else { + ide_hwif_t *hwif = drive->hwif; + unsigned long flags; + u8 stat; + + local_irq_save(flags); + stat = hwif->tp_ops->read_status(hwif); + local_irq_restore(flags); + + progress_indication = ((stat & ATA_DSC) == 0) ? 0 : 0x10000; + } + + if (put_user(progress_indication, arg)) + return -EFAULT; + + return 0; +} + +int ide_floppy_format_ioctl(ide_drive_t *drive, struct file *file, + unsigned int cmd, void __user *argp) +{ + switch (cmd) { + case IDEFLOPPY_IOCTL_FORMAT_SUPPORTED: + return 0; + case IDEFLOPPY_IOCTL_FORMAT_GET_CAPACITY: + return ide_floppy_get_format_capacities(drive, argp); + case IDEFLOPPY_IOCTL_FORMAT_START: + if (!(file->f_mode & 2)) + return -EPERM; + return ide_floppy_format_unit(drive, (int __user *)argp); + case IDEFLOPPY_IOCTL_FORMAT_GET_PROGRESS: + return ide_floppy_get_format_progress(drive, argp); + default: + return -ENOTTY; + } +} diff --git a/drivers/ide/ide-generic.c b/drivers/ide/ide-generic.c index 8fe8b5b9cf7..0a3cb0c33ae 100644 --- a/drivers/ide/ide-generic.c +++ b/drivers/ide/ide-generic.c @@ -19,6 +19,7 @@ #include <linux/init.h> #include <linux/module.h> #include <linux/ide.h> +#include <linux/pci_ids.h> /* FIXME: convert m32r to use ide_platform host driver */ #ifdef CONFIG_M32R @@ -27,7 +28,7 @@ #define DRV_NAME "ide_generic" -static int probe_mask = 0x03; +static int probe_mask; module_param(probe_mask, int, 0); MODULE_PARM_DESC(probe_mask, "probe mask for legacy ISA IDE ports"); @@ -100,19 +101,65 @@ static const u16 legacy_bases[] = { 0x1f0, 0x170, 0x1e8, 0x168, 0x1e0, 0x160 }; static const int legacy_irqs[] = { 14, 15, 11, 10, 8, 12 }; #endif +static void ide_generic_check_pci_legacy_iobases(int *primary, int *secondary) +{ + struct pci_dev *p = NULL; + u16 val; + + for_each_pci_dev(p) { + + if (pci_resource_start(p, 0) == 0x1f0) + *primary = 1; + if (pci_resource_start(p, 2) == 0x170) + *secondary = 1; + + /* Cyrix CS55{1,2}0 pre SFF MWDMA ATA on the bridge */ + if (p->vendor == PCI_VENDOR_ID_CYRIX && + (p->device == PCI_DEVICE_ID_CYRIX_5510 || + p->device == PCI_DEVICE_ID_CYRIX_5520)) + *primary = *secondary = 1; + + /* Intel MPIIX - PIO ATA on non PCI side of bridge */ + if (p->vendor == PCI_VENDOR_ID_INTEL && + p->device == PCI_DEVICE_ID_INTEL_82371MX) { + + pci_read_config_word(p, 0x6C, &val); + if (val & 0x8000) { + /* ATA port enabled */ + if (val & 0x4000) + *secondary = 1; + else + *primary = 1; + } + } + } +} + static int __init ide_generic_init(void) { hw_regs_t hw[MAX_HWIFS], *hws[MAX_HWIFS]; struct ide_host *host; unsigned long io_addr; - int i, rc; + int i, rc, primary = 0, secondary = 0; #ifdef CONFIG_MIPS if (!ide_probe_legacy()) return -ENODEV; #endif - printk(KERN_INFO DRV_NAME ": please use \"probe_mask=0x3f\" module " - "parameter for probing all legacy ISA IDE ports\n"); + ide_generic_check_pci_legacy_iobases(&primary, &secondary); + + if (!probe_mask) { + printk(KERN_INFO DRV_NAME ": please use \"probe_mask=0x3f\" " + "module parameter for probing all legacy ISA IDE ports\n"); + + if (primary == 0) + probe_mask |= 0x1; + + if (secondary == 0) + probe_mask |= 0x2; + } else + printk(KERN_INFO DRV_NAME ": enforcing probing of I/O ports " + "upon user request\n"); memset(hws, 0, sizeof(hw_regs_t *) * MAX_HWIFS); diff --git a/drivers/ide/ide-io.c b/drivers/ide/ide-io.c index a896a283f27..1c51949833b 100644 --- a/drivers/ide/ide-io.c +++ b/drivers/ide/ide-io.c @@ -40,6 +40,7 @@ #include <linux/pci.h> #include <linux/delay.h> #include <linux/ide.h> +#include <linux/hdreg.h> #include <linux/completion.h> #include <linux/reboot.h> #include <linux/cdrom.h> @@ -183,18 +184,18 @@ static ide_startstop_t ide_start_power_step(ide_drive_t *drive, struct request * if (drive->media != ide_disk) break; /* Not supported? Switch to next step now. */ - if (!drive->wcache || !ide_id_has_flush_cache(drive->id)) { + if (!drive->wcache || ata_id_flush_enabled(drive->id) == 0) { ide_complete_power_step(drive, rq, 0, 0); return ide_stopped; } - if (ide_id_has_flush_cache_ext(drive->id)) - args->tf.command = WIN_FLUSH_CACHE_EXT; + if (ata_id_flush_ext_enabled(drive->id)) + args->tf.command = ATA_CMD_FLUSH_EXT; else - args->tf.command = WIN_FLUSH_CACHE; + args->tf.command = ATA_CMD_FLUSH; goto out_do_tf; case idedisk_pm_standby: /* Suspend step 2 (standby) */ - args->tf.command = WIN_STANDBYNOW1; + args->tf.command = ATA_CMD_STANDBYNOW1; goto out_do_tf; case idedisk_pm_restore_pio: /* Resume step 1 (restore PIO) */ @@ -209,7 +210,7 @@ static ide_startstop_t ide_start_power_step(ide_drive_t *drive, struct request * return ide_stopped; case idedisk_pm_idle: /* Resume step 2 (idle) */ - args->tf.command = WIN_IDLEIMMEDIATE; + args->tf.command = ATA_CMD_IDLEIMMEDIATE; goto out_do_tf; case ide_pm_restore_dma: /* Resume step 3 (restore DMA) */ @@ -322,7 +323,7 @@ void ide_end_drive_cmd (ide_drive_t *drive, u8 stat, u8 err) ide_task_t *task = (ide_task_t *)rq->special; if (rq->errors == 0) - rq->errors = !OK_STAT(stat, READY_STAT, BAD_STAT); + rq->errors = !OK_STAT(stat, ATA_DRDY, BAD_STAT); if (task) { struct ide_taskfile *tf = &task->tf; @@ -373,29 +374,29 @@ static ide_startstop_t ide_ata_error(ide_drive_t *drive, struct request *rq, u8 { ide_hwif_t *hwif = drive->hwif; - if (stat & BUSY_STAT || ((stat & WRERR_STAT) && !drive->nowerr)) { + if ((stat & ATA_BUSY) || ((stat & ATA_DF) && !drive->nowerr)) { /* other bits are useless when BUSY */ rq->errors |= ERROR_RESET; - } else if (stat & ERR_STAT) { + } else if (stat & ATA_ERR) { /* err has different meaning on cdrom and tape */ - if (err == ABRT_ERR) { + if (err == ATA_ABORTED) { if (drive->select.b.lba && - /* some newer drives don't support WIN_SPECIFY */ - hwif->tp_ops->read_status(hwif) == WIN_SPECIFY) + /* some newer drives don't support ATA_CMD_INIT_DEV_PARAMS */ + hwif->tp_ops->read_status(hwif) == ATA_CMD_INIT_DEV_PARAMS) return ide_stopped; } else if ((err & BAD_CRC) == BAD_CRC) { /* UDMA crc error, just retry the operation */ drive->crc_count++; - } else if (err & (BBD_ERR | ECC_ERR)) { + } else if (err & (ATA_BBK | ATA_UNC)) { /* retries won't help these */ rq->errors = ERROR_MAX; - } else if (err & TRK0_ERR) { + } else if (err & ATA_TRK0NF) { /* help it find track zero */ rq->errors |= ERROR_RECAL; } } - if ((stat & DRQ_STAT) && rq_data_dir(rq) == READ && + if ((stat & ATA_DRQ) && rq_data_dir(rq) == READ && (hwif->host_flags & IDE_HFLAG_ERROR_STOPS_FIFO) == 0) { int nsect = drive->mult_count ? drive->mult_count : 1; @@ -407,7 +408,7 @@ static ide_startstop_t ide_ata_error(ide_drive_t *drive, struct request *rq, u8 return ide_stopped; } - if (hwif->tp_ops->read_status(hwif) & (BUSY_STAT | DRQ_STAT)) + if (hwif->tp_ops->read_status(hwif) & (ATA_BUSY | ATA_DRQ)) rq->errors |= ERROR_RESET; if ((rq->errors & ERROR_RESET) == ERROR_RESET) { @@ -427,16 +428,16 @@ static ide_startstop_t ide_atapi_error(ide_drive_t *drive, struct request *rq, u { ide_hwif_t *hwif = drive->hwif; - if (stat & BUSY_STAT || ((stat & WRERR_STAT) && !drive->nowerr)) { + if ((stat & ATA_BUSY) || ((stat & ATA_DF) && !drive->nowerr)) { /* other bits are useless when BUSY */ rq->errors |= ERROR_RESET; } else { /* add decoding error stuff */ } - if (hwif->tp_ops->read_status(hwif) & (BUSY_STAT | DRQ_STAT)) + if (hwif->tp_ops->read_status(hwif) & (ATA_BUSY | ATA_DRQ)) /* force an abort */ - hwif->tp_ops->exec_command(hwif, WIN_IDLEIMMEDIATE); + hwif->tp_ops->exec_command(hwif, ATA_CMD_IDLEIMMEDIATE); if (rq->errors >= ERROR_MAX) { ide_kill_rq(drive, rq); @@ -509,19 +510,19 @@ static void ide_tf_set_specify_cmd(ide_drive_t *drive, struct ide_taskfile *tf) tf->lbam = drive->cyl; tf->lbah = drive->cyl >> 8; tf->device = ((drive->head - 1) | drive->select.all) & ~ATA_LBA; - tf->command = WIN_SPECIFY; + tf->command = ATA_CMD_INIT_DEV_PARAMS; } static void ide_tf_set_restore_cmd(ide_drive_t *drive, struct ide_taskfile *tf) { tf->nsect = drive->sect; - tf->command = WIN_RESTORE; + tf->command = ATA_CMD_RESTORE; } static void ide_tf_set_setmult_cmd(ide_drive_t *drive, struct ide_taskfile *tf) { tf->nsect = drive->mult_req; - tf->command = WIN_SETMULT; + tf->command = ATA_CMD_SET_MULTI; } static ide_startstop_t ide_disk_special(ide_drive_t *drive) @@ -540,8 +541,6 @@ static ide_startstop_t ide_disk_special(ide_drive_t *drive) ide_tf_set_restore_cmd(drive, &args.tf); } else if (s->b.set_multmode) { s->b.set_multmode = 0; - if (drive->mult_req > drive->id->max_multsect) - drive->mult_req = drive->id->max_multsect; ide_tf_set_setmult_cmd(drive, &args.tf); } else if (s->all) { int special = s->all; @@ -586,9 +585,10 @@ static int set_pio_mode_abuse(ide_hwif_t *hwif, u8 req_pio) * do_special - issue some special commands * @drive: drive the command is for * - * do_special() is used to issue WIN_SPECIFY, WIN_RESTORE, and WIN_SETMULT - * commands to a drive. It used to do much more, but has been scaled - * back. + * do_special() is used to issue ATA_CMD_INIT_DEV_PARAMS, + * ATA_CMD_RESTORE and ATA_CMD_SET_MULTI commands to a drive. + * + * It used to do much more, but has been scaled back. */ static ide_startstop_t do_special (ide_drive_t *drive) @@ -716,9 +716,49 @@ static ide_startstop_t execute_drive_cmd (ide_drive_t *drive, return ide_stopped; } +int ide_devset_execute(ide_drive_t *drive, const struct ide_devset *setting, + int arg) +{ + struct request_queue *q = drive->queue; + struct request *rq; + int ret = 0; + + if (!(setting->flags & DS_SYNC)) + return setting->set(drive, arg); + + rq = blk_get_request(q, READ, GFP_KERNEL); + if (!rq) + return -ENOMEM; + + rq->cmd_type = REQ_TYPE_SPECIAL; + rq->cmd_len = 5; + rq->cmd[0] = REQ_DEVSET_EXEC; + *(int *)&rq->cmd[1] = arg; + rq->special = setting->set; + + if (blk_execute_rq(q, NULL, rq, 0)) + ret = rq->errors; + blk_put_request(rq); + + return ret; +} +EXPORT_SYMBOL_GPL(ide_devset_execute); + static ide_startstop_t ide_special_rq(ide_drive_t *drive, struct request *rq) { switch (rq->cmd[0]) { + case REQ_DEVSET_EXEC: + { + int err, (*setfunc)(ide_drive_t *, int) = rq->special; + + err = setfunc(drive, *(int *)&rq->cmd[1]); + if (err) + rq->errors = err; + else + err = 1; + ide_end_request(drive, err, 0); + return ide_stopped; + } case REQ_DRIVE_RESET: return ide_do_reset(drive); default: @@ -766,9 +806,7 @@ static void ide_check_pm_state(ide_drive_t *drive, struct request *rq) * start_request - start of I/O and command issuing for IDE * * start_request() initiates handling of a new I/O request. It - * accepts commands and I/O (read/write) requests. It also does - * the final remapping for weird stuff like EZDrive. Once - * device mapper can work sector level the EZDrive stuff can go away + * accepts commands and I/O (read/write) requests. * * FIXME: this function needs a rename */ @@ -776,7 +814,6 @@ static void ide_check_pm_state(ide_drive_t *drive, struct request *rq) static ide_startstop_t start_request (ide_drive_t *drive, struct request *rq) { ide_startstop_t startstop; - sector_t block; BUG_ON(!blk_rq_started(rq)); @@ -791,21 +828,12 @@ static ide_startstop_t start_request (ide_drive_t *drive, struct request *rq) goto kill_rq; } - block = rq->sector; - if (blk_fs_request(rq) && - (drive->media == ide_disk || drive->media == ide_floppy)) { - block += drive->sect0; - } - /* Yecch - this will shift the entire interval, - possibly killing some innocent following sector */ - if (block == 0 && drive->remap_0_to_1 == 1) - block = 1; /* redirect MBR access to EZ-Drive partn table */ - if (blk_pm_request(rq)) ide_check_pm_state(drive, rq); SELECT_DRIVE(drive); - if (ide_wait_stat(&startstop, drive, drive->ready_stat, BUSY_STAT|DRQ_STAT, WAIT_READY)) { + if (ide_wait_stat(&startstop, drive, drive->ready_stat, + ATA_BUSY | ATA_DRQ, WAIT_READY)) { printk(KERN_ERR "%s: drive not ready for command\n", drive->name); return startstop; } @@ -844,7 +872,8 @@ static ide_startstop_t start_request (ide_drive_t *drive, struct request *rq) return ide_special_rq(drive, rq); drv = *(ide_driver_t **)rq->rq_disk->private_data; - return drv->do_request(drive, rq, block); + + return drv->do_request(drive, rq, rq->sector); } return do_special(drive); kill_rq: @@ -1325,7 +1354,7 @@ static void unexpected_intr (int irq, ide_hwgroup_t *hwgroup) if (hwif->irq == irq) { stat = hwif->tp_ops->read_status(hwif); - if (!OK_STAT(stat, READY_STAT, BAD_STAT)) { + if (!OK_STAT(stat, ATA_DRDY, BAD_STAT)) { /* Try to not flood the console with msgs */ static unsigned long last_msgtime, count; ++count; diff --git a/drivers/ide/ide-ioctls.c b/drivers/ide/ide-ioctls.c new file mode 100644 index 00000000000..cf01564901a --- /dev/null +++ b/drivers/ide/ide-ioctls.c @@ -0,0 +1,290 @@ +/* + * IDE ioctls handling. + */ + +#include <linux/hdreg.h> +#include <linux/ide.h> + +static const struct ide_ioctl_devset ide_ioctl_settings[] = { +{ HDIO_GET_32BIT, HDIO_SET_32BIT, &ide_devset_io_32bit }, +{ HDIO_GET_KEEPSETTINGS, HDIO_SET_KEEPSETTINGS, &ide_devset_keepsettings }, +{ HDIO_GET_UNMASKINTR, HDIO_SET_UNMASKINTR, &ide_devset_unmaskirq }, +{ HDIO_GET_DMA, HDIO_SET_DMA, &ide_devset_using_dma }, +{ -1, HDIO_SET_PIO_MODE, &ide_devset_pio_mode }, +{ 0 } +}; + +int ide_setting_ioctl(ide_drive_t *drive, struct block_device *bdev, + unsigned int cmd, unsigned long arg, + const struct ide_ioctl_devset *s) +{ + const struct ide_devset *ds; + unsigned long flags; + int err = -EOPNOTSUPP; + + for (; (ds = s->setting); s++) { + if (ds->get && s->get_ioctl == cmd) + goto read_val; + else if (ds->set && s->set_ioctl == cmd) + goto set_val; + } + + return err; + +read_val: + mutex_lock(&ide_setting_mtx); + spin_lock_irqsave(&ide_lock, flags); + err = ds->get(drive); + spin_unlock_irqrestore(&ide_lock, flags); + mutex_unlock(&ide_setting_mtx); + return err >= 0 ? put_user(err, (long __user *)arg) : err; + +set_val: + if (bdev != bdev->bd_contains) + err = -EINVAL; + else { + if (!capable(CAP_SYS_ADMIN)) + err = -EACCES; + else { + mutex_lock(&ide_setting_mtx); + err = ide_devset_execute(drive, ds, arg); + mutex_unlock(&ide_setting_mtx); + } + } + return err; +} +EXPORT_SYMBOL_GPL(ide_setting_ioctl); + +static int ide_get_identity_ioctl(ide_drive_t *drive, unsigned int cmd, + unsigned long arg) +{ + u16 *id = NULL; + int size = (cmd == HDIO_GET_IDENTITY) ? (ATA_ID_WORDS * 2) : 142; + int rc = 0; + + if (drive->id_read == 0) { + rc = -ENOMSG; + goto out; + } + + id = kmalloc(size, GFP_KERNEL); + if (id == NULL) { + rc = -ENOMEM; + goto out; + } + + memcpy(id, drive->id, size); + ata_id_to_hd_driveid(id); + + if (copy_to_user((void __user *)arg, id, size)) + rc = -EFAULT; + + kfree(id); +out: + return rc; +} + +static int ide_get_nice_ioctl(ide_drive_t *drive, unsigned long arg) +{ + return put_user((drive->dsc_overlap << IDE_NICE_DSC_OVERLAP) | + (drive->nice1 << IDE_NICE_1), (long __user *)arg); +} + +static int ide_set_nice_ioctl(ide_drive_t *drive, unsigned long arg) +{ + if (arg != (arg & ((1 << IDE_NICE_DSC_OVERLAP) | (1 << IDE_NICE_1)))) + return -EPERM; + + if (((arg >> IDE_NICE_DSC_OVERLAP) & 1) && + (drive->media == ide_disk || drive->media == ide_floppy || + drive->scsi)) + return -EPERM; + + drive->dsc_overlap = (arg >> IDE_NICE_DSC_OVERLAP) & 1; + drive->nice1 = (arg >> IDE_NICE_1) & 1; + + return 0; +} + +static int ide_cmd_ioctl(ide_drive_t *drive, unsigned cmd, unsigned long arg) +{ + u8 *buf = NULL; + int bufsize = 0, err = 0; + u8 args[4], xfer_rate = 0; + ide_task_t tfargs; + struct ide_taskfile *tf = &tfargs.tf; + u16 *id = drive->id; + + if (NULL == (void *) arg) { + struct request *rq; + + rq = blk_get_request(drive->queue, READ, __GFP_WAIT); + rq->cmd_type = REQ_TYPE_ATA_TASKFILE; + err = blk_execute_rq(drive->queue, NULL, rq, 0); + blk_put_request(rq); + + return err; + } + + if (copy_from_user(args, (void __user *)arg, 4)) + return -EFAULT; + + memset(&tfargs, 0, sizeof(ide_task_t)); + tf->feature = args[2]; + if (args[0] == ATA_CMD_SMART) { + tf->nsect = args[3]; + tf->lbal = args[1]; + tf->lbam = 0x4f; + tf->lbah = 0xc2; + tfargs.tf_flags = IDE_TFLAG_OUT_TF | IDE_TFLAG_IN_NSECT; + } else { + tf->nsect = args[1]; + tfargs.tf_flags = IDE_TFLAG_OUT_FEATURE | + IDE_TFLAG_OUT_NSECT | IDE_TFLAG_IN_NSECT; + } + tf->command = args[0]; + tfargs.data_phase = args[3] ? TASKFILE_IN : TASKFILE_NO_DATA; + + if (args[3]) { + tfargs.tf_flags |= IDE_TFLAG_IO_16BIT; + bufsize = SECTOR_SIZE * args[3]; + buf = kzalloc(bufsize, GFP_KERNEL); + if (buf == NULL) + return -ENOMEM; + } + + if (tf->command == ATA_CMD_SET_FEATURES && + tf->feature == SETFEATURES_XFER && + tf->nsect >= XFER_SW_DMA_0 && + (id[ATA_ID_UDMA_MODES] || + id[ATA_ID_MWDMA_MODES] || + id[ATA_ID_SWDMA_MODES])) { + xfer_rate = args[1]; + if (tf->nsect > XFER_UDMA_2 && !eighty_ninty_three(drive)) { + printk(KERN_WARNING "%s: UDMA speeds >UDMA33 cannot " + "be set\n", drive->name); + goto abort; + } + } + + err = ide_raw_taskfile(drive, &tfargs, buf, args[3]); + + args[0] = tf->status; + args[1] = tf->error; + args[2] = tf->nsect; + + if (!err && xfer_rate) { + /* active-retuning-calls future */ + ide_set_xfer_rate(drive, xfer_rate); + ide_driveid_update(drive); + } +abort: + if (copy_to_user((void __user *)arg, &args, 4)) + err = -EFAULT; + if (buf) { + if (copy_to_user((void __user *)(arg + 4), buf, bufsize)) + err = -EFAULT; + kfree(buf); + } + return err; +} + +static int ide_task_ioctl(ide_drive_t *drive, unsigned cmd, unsigned long arg) +{ + void __user *p = (void __user *)arg; + int err = 0; + u8 args[7]; + ide_task_t task; + + if (copy_from_user(args, p, 7)) + return -EFAULT; + + memset(&task, 0, sizeof(task)); + memcpy(&task.tf_array[7], &args[1], 6); + task.tf.command = args[0]; + task.tf_flags = IDE_TFLAG_TF | IDE_TFLAG_DEVICE; + + err = ide_no_data_taskfile(drive, &task); + + args[0] = task.tf.command; + memcpy(&args[1], &task.tf_array[7], 6); + + if (copy_to_user(p, args, 7)) + err = -EFAULT; + + return err; +} + +static int generic_drive_reset(ide_drive_t *drive) +{ + struct request *rq; + int ret = 0; + + rq = blk_get_request(drive->queue, READ, __GFP_WAIT); + rq->cmd_type = REQ_TYPE_SPECIAL; + rq->cmd_len = 1; + rq->cmd[0] = REQ_DRIVE_RESET; + rq->cmd_flags |= REQ_SOFTBARRIER; + if (blk_execute_rq(drive->queue, NULL, rq, 1)) + ret = rq->errors; + blk_put_request(rq); + return ret; +} + +int generic_ide_ioctl(ide_drive_t *drive, struct file *file, + struct block_device *bdev, + unsigned int cmd, unsigned long arg) +{ + int err; + + err = ide_setting_ioctl(drive, bdev, cmd, arg, ide_ioctl_settings); + if (err != -EOPNOTSUPP) + return err; + + switch (cmd) { + case HDIO_OBSOLETE_IDENTITY: + case HDIO_GET_IDENTITY: + if (bdev != bdev->bd_contains) + return -EINVAL; + return ide_get_identity_ioctl(drive, cmd, arg); + case HDIO_GET_NICE: + return ide_get_nice_ioctl(drive, arg); + case HDIO_SET_NICE: + if (!capable(CAP_SYS_ADMIN)) + return -EACCES; + return ide_set_nice_ioctl(drive, arg); +#ifdef CONFIG_IDE_TASK_IOCTL + case HDIO_DRIVE_TASKFILE: + if (!capable(CAP_SYS_ADMIN) || !capable(CAP_SYS_RAWIO)) + return -EACCES; + if (drive->media == ide_disk) + return ide_taskfile_ioctl(drive, cmd, arg); + return -ENOMSG; +#endif + case HDIO_DRIVE_CMD: + if (!capable(CAP_SYS_RAWIO)) + return -EACCES; + return ide_cmd_ioctl(drive, cmd, arg); + case HDIO_DRIVE_TASK: + if (!capable(CAP_SYS_RAWIO)) + return -EACCES; + return ide_task_ioctl(drive, cmd, arg); + case HDIO_DRIVE_RESET: + if (!capable(CAP_SYS_ADMIN)) + return -EACCES; + return generic_drive_reset(drive); + case HDIO_GET_BUSSTATE: + if (!capable(CAP_SYS_ADMIN)) + return -EACCES; + if (put_user(BUSSTATE_ON, (long __user *)arg)) + return -EFAULT; + return 0; + case HDIO_SET_BUSSTATE: + if (!capable(CAP_SYS_ADMIN)) + return -EACCES; + return -EOPNOTSUPP; + default: + return -EINVAL; + } +} +EXPORT_SYMBOL(generic_ide_ioctl); diff --git a/drivers/ide/ide-iops.c b/drivers/ide/ide-iops.c index 2cbadffe922..0a2fd3b37ac 100644 --- a/drivers/ide/ide-iops.c +++ b/drivers/ide/ide-iops.c @@ -18,7 +18,6 @@ #include <linux/slab.h> #include <linux/pci.h> #include <linux/delay.h> -#include <linux/hdreg.h> #include <linux/ide.h> #include <linux/bitops.h> #include <linux/nmi.h> @@ -400,97 +399,14 @@ const struct ide_tp_ops default_tp_ops = { .output_data = ide_output_data, }; -void ide_fix_driveid (struct hd_driveid *id) +void ide_fix_driveid(u16 *id) { #ifndef __LITTLE_ENDIAN # ifdef __BIG_ENDIAN int i; - u16 *stringcast; - - id->config = __le16_to_cpu(id->config); - id->cyls = __le16_to_cpu(id->cyls); - id->reserved2 = __le16_to_cpu(id->reserved2); - id->heads = __le16_to_cpu(id->heads); - id->track_bytes = __le16_to_cpu(id->track_bytes); - id->sector_bytes = __le16_to_cpu(id->sector_bytes); - id->sectors = __le16_to_cpu(id->sectors); - id->vendor0 = __le16_to_cpu(id->vendor0); - id->vendor1 = __le16_to_cpu(id->vendor1); - id->vendor2 = __le16_to_cpu(id->vendor2); - stringcast = (u16 *)&id->serial_no[0]; - for (i = 0; i < (20/2); i++) - stringcast[i] = __le16_to_cpu(stringcast[i]); - id->buf_type = __le16_to_cpu(id->buf_type); - id->buf_size = __le16_to_cpu(id->buf_size); - id->ecc_bytes = __le16_to_cpu(id->ecc_bytes); - stringcast = (u16 *)&id->fw_rev[0]; - for (i = 0; i < (8/2); i++) - stringcast[i] = __le16_to_cpu(stringcast[i]); - stringcast = (u16 *)&id->model[0]; - for (i = 0; i < (40/2); i++) - stringcast[i] = __le16_to_cpu(stringcast[i]); - id->dword_io = __le16_to_cpu(id->dword_io); - id->reserved50 = __le16_to_cpu(id->reserved50); - id->field_valid = __le16_to_cpu(id->field_valid); - id->cur_cyls = __le16_to_cpu(id->cur_cyls); - id->cur_heads = __le16_to_cpu(id->cur_heads); - id->cur_sectors = __le16_to_cpu(id->cur_sectors); - id->cur_capacity0 = __le16_to_cpu(id->cur_capacity0); - id->cur_capacity1 = __le16_to_cpu(id->cur_capacity1); - id->lba_capacity = __le32_to_cpu(id->lba_capacity); - id->dma_1word = __le16_to_cpu(id->dma_1word); - id->dma_mword = __le16_to_cpu(id->dma_mword); - id->eide_pio_modes = __le16_to_cpu(id->eide_pio_modes); - id->eide_dma_min = __le16_to_cpu(id->eide_dma_min); - id->eide_dma_time = __le16_to_cpu(id->eide_dma_time); - id->eide_pio = __le16_to_cpu(id->eide_pio); - id->eide_pio_iordy = __le16_to_cpu(id->eide_pio_iordy); - for (i = 0; i < 2; ++i) - id->words69_70[i] = __le16_to_cpu(id->words69_70[i]); - for (i = 0; i < 4; ++i) - id->words71_74[i] = __le16_to_cpu(id->words71_74[i]); - id->queue_depth = __le16_to_cpu(id->queue_depth); - for (i = 0; i < 4; ++i) - id->words76_79[i] = __le16_to_cpu(id->words76_79[i]); - id->major_rev_num = __le16_to_cpu(id->major_rev_num); - id->minor_rev_num = __le16_to_cpu(id->minor_rev_num); - id->command_set_1 = __le16_to_cpu(id->command_set_1); - id->command_set_2 = __le16_to_cpu(id->command_set_2); - id->cfsse = __le16_to_cpu(id->cfsse); - id->cfs_enable_1 = __le16_to_cpu(id->cfs_enable_1); - id->cfs_enable_2 = __le16_to_cpu(id->cfs_enable_2); - id->csf_default = __le16_to_cpu(id->csf_default); - id->dma_ultra = __le16_to_cpu(id->dma_ultra); - id->trseuc = __le16_to_cpu(id->trseuc); - id->trsEuc = __le16_to_cpu(id->trsEuc); - id->CurAPMvalues = __le16_to_cpu(id->CurAPMvalues); - id->mprc = __le16_to_cpu(id->mprc); - id->hw_config = __le16_to_cpu(id->hw_config); - id->acoustic = __le16_to_cpu(id->acoustic); - id->msrqs = __le16_to_cpu(id->msrqs); - id->sxfert = __le16_to_cpu(id->sxfert); - id->sal = __le16_to_cpu(id->sal); - id->spg = __le32_to_cpu(id->spg); - id->lba_capacity_2 = __le64_to_cpu(id->lba_capacity_2); - for (i = 0; i < 22; i++) - id->words104_125[i] = __le16_to_cpu(id->words104_125[i]); - id->last_lun = __le16_to_cpu(id->last_lun); - id->word127 = __le16_to_cpu(id->word127); - id->dlf = __le16_to_cpu(id->dlf); - id->csfo = __le16_to_cpu(id->csfo); - for (i = 0; i < 26; i++) - id->words130_155[i] = __le16_to_cpu(id->words130_155[i]); - id->word156 = __le16_to_cpu(id->word156); - for (i = 0; i < 3; i++) - id->words157_159[i] = __le16_to_cpu(id->words157_159[i]); - id->cfa_power = __le16_to_cpu(id->cfa_power); - for (i = 0; i < 15; i++) - id->words161_175[i] = __le16_to_cpu(id->words161_175[i]); - for (i = 0; i < 30; i++) - id->words176_205[i] = __le16_to_cpu(id->words176_205[i]); - for (i = 0; i < 49; i++) - id->words206_254[i] = __le16_to_cpu(id->words206_254[i]); - id->integrity_word = __le16_to_cpu(id->integrity_word); + + for (i = 0; i < 256; i++) + id[i] = __le16_to_cpu(id[i]); # else # error "Please fix <asm/byteorder.h>" # endif @@ -501,19 +417,21 @@ void ide_fix_driveid (struct hd_driveid *id) * ide_fixstring() cleans up and (optionally) byte-swaps a text string, * removing leading/trailing blanks and compressing internal blanks. * It is primarily used to tidy up the model name/number fields as - * returned by the WIN_[P]IDENTIFY commands. + * returned by the ATA_CMD_ID_ATA[PI] commands. */ void ide_fixstring (u8 *s, const int bytecount, const int byteswap) { - u8 *p = s, *end = &s[bytecount & ~1]; /* bytecount must be even */ + u8 *p, *end = &s[bytecount & ~1]; /* bytecount must be even */ if (byteswap) { /* convert from big-endian to host byte order */ - for (p = end ; p != s;) - be16_to_cpus((u16 *)(p -= 2)); + for (p = s ; p != end ; p += 2) + be16_to_cpus((u16 *) p); } + /* strip leading blanks */ + p = s; while (s != end && *s == ' ') ++s; /* compress internal blanks and strip trailing blanks */ @@ -556,7 +474,7 @@ int drive_is_ready (ide_drive_t *drive) /* Note: this may clear a pending IRQ!! */ stat = hwif->tp_ops->read_status(hwif); - if (stat & BUSY_STAT) + if (stat & ATA_BUSY) /* drive busy: definitely not interrupting */ return 0; @@ -588,10 +506,10 @@ static int __ide_wait_stat(ide_drive_t *drive, u8 good, u8 bad, unsigned long ti udelay(1); /* spec allows drive 400ns to assert "BUSY" */ stat = tp_ops->read_status(hwif); - if (stat & BUSY_STAT) { + if (stat & ATA_BUSY) { local_irq_set(flags); timeout += jiffies; - while ((stat = tp_ops->read_status(hwif)) & BUSY_STAT) { + while ((stat = tp_ops->read_status(hwif)) & ATA_BUSY) { if (time_after(jiffies, timeout)) { /* * One last read after the timeout in case @@ -599,7 +517,7 @@ static int __ide_wait_stat(ide_drive_t *drive, u8 good, u8 bad, unsigned long ti * progress during the timeout.. */ stat = tp_ops->read_status(hwif); - if (!(stat & BUSY_STAT)) + if ((stat & ATA_BUSY) == 0) break; local_irq_restore(flags); @@ -660,18 +578,18 @@ EXPORT_SYMBOL(ide_wait_stat); /** * ide_in_drive_list - look for drive in black/white list * @id: drive identifier - * @drive_table: list to inspect + * @table: list to inspect * * Look for a drive in the blacklist and the whitelist tables * Returns 1 if the drive is found in the table. */ -int ide_in_drive_list(struct hd_driveid *id, const struct drive_list_entry *drive_table) +int ide_in_drive_list(u16 *id, const struct drive_list_entry *table) { - for ( ; drive_table->id_model; drive_table++) - if ((!strcmp(drive_table->id_model, id->model)) && - (!drive_table->id_firmware || - strstr(id->fw_rev, drive_table->id_firmware))) + for ( ; table->id_model; table++) + if ((!strcmp(table->id_model, (char *)&id[ATA_ID_PROD])) && + (!table->id_firmware || + strstr((char *)&id[ATA_ID_FW_REV], table->id_firmware))) return 1; return 0; } @@ -702,7 +620,7 @@ static const struct drive_list_entry ivb_list[] = { u8 eighty_ninty_three (ide_drive_t *drive) { ide_hwif_t *hwif = drive->hwif; - struct hd_driveid *id = drive->id; + u16 *id = drive->id; int ivb = ide_in_drive_list(id, ivb_list); if (hwif->cbl == ATA_CBL_PATA40_SHORT) @@ -712,7 +630,7 @@ u8 eighty_ninty_three (ide_drive_t *drive) printk(KERN_DEBUG "%s: skipping word 93 validity check\n", drive->name); - if (ide_dev_is_sata(id) && !ivb) + if (ata_id_is_sata(id) && !ivb) return 1; if (hwif->cbl != ATA_CBL_PATA80 && !ivb) @@ -724,7 +642,8 @@ u8 eighty_ninty_three (ide_drive_t *drive) * - force bit13 (80c cable present) check also for !ivb devices * (unless the slave device is pre-ATA3) */ - if ((id->hw_config & 0x4000) || (ivb && (id->hw_config & 0x2000))) + if ((id[ATA_ID_HW_CONFIG] & 0x4000) || + (ivb && (id[ATA_ID_HW_CONFIG] & 0x2000))) return 1; no_80w: @@ -745,8 +664,8 @@ int ide_driveid_update(ide_drive_t *drive) { ide_hwif_t *hwif = drive->hwif; const struct ide_tp_ops *tp_ops = hwif->tp_ops; - struct hd_driveid *id; - unsigned long timeout, flags; + u16 *id; + unsigned long flags; u8 stat; /* @@ -757,29 +676,24 @@ int ide_driveid_update(ide_drive_t *drive) SELECT_MASK(drive, 1); tp_ops->set_irq(hwif, 0); msleep(50); - tp_ops->exec_command(hwif, WIN_IDENTIFY); - timeout = jiffies + WAIT_WORSTCASE; - do { - if (time_after(jiffies, timeout)) { - SELECT_MASK(drive, 0); - return 0; /* drive timed-out */ - } + tp_ops->exec_command(hwif, ATA_CMD_ID_ATA); - msleep(50); /* give drive a breather */ - stat = tp_ops->read_altstatus(hwif); - } while (stat & BUSY_STAT); + if (ide_busy_sleep(hwif, WAIT_WORSTCASE, 1)) { + SELECT_MASK(drive, 0); + return 0; + } - msleep(50); /* wait for IRQ and DRQ_STAT */ + msleep(50); /* wait for IRQ and ATA_DRQ */ stat = tp_ops->read_status(hwif); - if (!OK_STAT(stat, DRQ_STAT, BAD_R_STAT)) { + if (!OK_STAT(stat, ATA_DRQ, BAD_R_STAT)) { SELECT_MASK(drive, 0); printk("%s: CHECK for good STATUS\n", drive->name); return 0; } local_irq_save(flags); SELECT_MASK(drive, 0); - id = kmalloc(SECTOR_WORDS*4, GFP_ATOMIC); + id = kmalloc(SECTOR_SIZE, GFP_ATOMIC); if (!id) { local_irq_restore(flags); return 0; @@ -789,16 +703,16 @@ int ide_driveid_update(ide_drive_t *drive) local_irq_enable(); local_irq_restore(flags); ide_fix_driveid(id); - if (id) { - drive->id->dma_ultra = id->dma_ultra; - drive->id->dma_mword = id->dma_mword; - drive->id->dma_1word = id->dma_1word; - /* anything more ? */ - kfree(id); - - if (drive->using_dma && ide_id_dma_bug(drive)) - ide_dma_off(drive); - } + + drive->id[ATA_ID_UDMA_MODES] = id[ATA_ID_UDMA_MODES]; + drive->id[ATA_ID_MWDMA_MODES] = id[ATA_ID_MWDMA_MODES]; + drive->id[ATA_ID_SWDMA_MODES] = id[ATA_ID_SWDMA_MODES]; + /* anything more ? */ + + kfree(id); + + if (drive->using_dma && ide_id_dma_bug(drive)) + ide_dma_off(drive); return 1; } @@ -807,6 +721,7 @@ int ide_config_drive_speed(ide_drive_t *drive, u8 speed) { ide_hwif_t *hwif = drive->hwif; const struct ide_tp_ops *tp_ops = hwif->tp_ops; + u16 *id = drive->id, i; int error = 0; u8 stat; ide_task_t task; @@ -817,7 +732,7 @@ int ide_config_drive_speed(ide_drive_t *drive, u8 speed) #endif /* Skip setting PIO flow-control modes on pre-EIDE drives */ - if ((speed & 0xf8) == XFER_PIO_0 && !(drive->id->capability & 0x08)) + if ((speed & 0xf8) == XFER_PIO_0 && ata_id_has_iordy(drive->id) == 0) goto skip; /* @@ -851,13 +766,13 @@ int ide_config_drive_speed(ide_drive_t *drive, u8 speed) tp_ops->tf_load(drive, &task); - tp_ops->exec_command(hwif, WIN_SETFEATURES); + tp_ops->exec_command(hwif, ATA_CMD_SET_FEATURES); if (drive->quirk_list == 2) tp_ops->set_irq(hwif, 1); error = __ide_wait_stat(drive, drive->ready_stat, - BUSY_STAT|DRQ_STAT|ERR_STAT, + ATA_BUSY | ATA_DRQ | ATA_ERR, WAIT_CMD, &stat); SELECT_MASK(drive, 0); @@ -869,9 +784,9 @@ int ide_config_drive_speed(ide_drive_t *drive, u8 speed) return error; } - drive->id->dma_ultra &= ~0xFF00; - drive->id->dma_mword &= ~0x0F00; - drive->id->dma_1word &= ~0x0F00; + id[ATA_ID_UDMA_MODES] &= ~0xFF00; + id[ATA_ID_MWDMA_MODES] &= ~0x0F00; + id[ATA_ID_SWDMA_MODES] &= ~0x0F00; skip: #ifdef CONFIG_BLK_DEV_IDEDMA @@ -881,23 +796,17 @@ int ide_config_drive_speed(ide_drive_t *drive, u8 speed) ide_dma_off_quietly(drive); #endif - switch(speed) { - case XFER_UDMA_7: drive->id->dma_ultra |= 0x8080; break; - case XFER_UDMA_6: drive->id->dma_ultra |= 0x4040; break; - case XFER_UDMA_5: drive->id->dma_ultra |= 0x2020; break; - case XFER_UDMA_4: drive->id->dma_ultra |= 0x1010; break; - case XFER_UDMA_3: drive->id->dma_ultra |= 0x0808; break; - case XFER_UDMA_2: drive->id->dma_ultra |= 0x0404; break; - case XFER_UDMA_1: drive->id->dma_ultra |= 0x0202; break; - case XFER_UDMA_0: drive->id->dma_ultra |= 0x0101; break; - case XFER_MW_DMA_2: drive->id->dma_mword |= 0x0404; break; - case XFER_MW_DMA_1: drive->id->dma_mword |= 0x0202; break; - case XFER_MW_DMA_0: drive->id->dma_mword |= 0x0101; break; - case XFER_SW_DMA_2: drive->id->dma_1word |= 0x0404; break; - case XFER_SW_DMA_1: drive->id->dma_1word |= 0x0202; break; - case XFER_SW_DMA_0: drive->id->dma_1word |= 0x0101; break; - default: break; + if (speed >= XFER_UDMA_0) { + i = 1 << (speed - XFER_UDMA_0); + id[ATA_ID_UDMA_MODES] |= (i << 8 | i); + } else if (speed >= XFER_MW_DMA_0) { + i = 1 << (speed - XFER_MW_DMA_0); + id[ATA_ID_MWDMA_MODES] |= (i << 8 | i); + } else if (speed >= XFER_SW_DMA_0) { + i = 1 << (speed - XFER_SW_DMA_0); + id[ATA_ID_SWDMA_MODES] |= (i << 8 | i); } + if (!drive->init_speed) drive->init_speed = speed; drive->current_speed = speed; @@ -977,7 +886,7 @@ void ide_execute_pkt_cmd(ide_drive_t *drive) unsigned long flags; spin_lock_irqsave(&ide_lock, flags); - hwif->tp_ops->exec_command(hwif, WIN_PACKETCMD); + hwif->tp_ops->exec_command(hwif, ATA_CMD_PACKET); ndelay(400); spin_unlock_irqrestore(&ide_lock, flags); } @@ -1010,7 +919,7 @@ static ide_startstop_t atapi_reset_pollfunc (ide_drive_t *drive) udelay (10); stat = hwif->tp_ops->read_status(hwif); - if (OK_STAT(stat, 0, BUSY_STAT)) + if (OK_STAT(stat, 0, ATA_BUSY)) printk("%s: ATAPI reset complete\n", drive->name); else { if (time_before(jiffies, hwgroup->poll_timeout)) { @@ -1056,7 +965,7 @@ static ide_startstop_t reset_pollfunc (ide_drive_t *drive) tmp = hwif->tp_ops->read_status(hwif); - if (!OK_STAT(tmp, 0, BUSY_STAT)) { + if (!OK_STAT(tmp, 0, ATA_BUSY)) { if (time_before(jiffies, hwgroup->poll_timeout)) { ide_set_handler(drive, &reset_pollfunc, HZ/20, NULL); /* continue polling */ @@ -1102,7 +1011,7 @@ out: static void ide_disk_pre_reset(ide_drive_t *drive) { - int legacy = (drive->id->cfs_enable_2 & 0x0400) ? 0 : 1; + int legacy = (drive->id[ATA_ID_CFS_ENABLE_2] & 0x0400) ? 0 : 1; drive->special.all = 0; drive->special.b.set_geometry = legacy; @@ -1187,7 +1096,7 @@ static ide_startstop_t do_reset1 (ide_drive_t *drive, int do_not_try_atapi) pre_reset(drive); SELECT_DRIVE(drive); udelay (20); - tp_ops->exec_command(hwif, WIN_SRST); + tp_ops->exec_command(hwif, ATA_CMD_DEV_RESET); ndelay(400); hwgroup->poll_timeout = jiffies + WAIT_WORSTCASE; hwgroup->polling = 1; @@ -1270,7 +1179,7 @@ int ide_wait_not_busy(ide_hwif_t *hwif, unsigned long timeout) */ mdelay(1); stat = hwif->tp_ops->read_status(hwif); - if ((stat & BUSY_STAT) == 0) + if ((stat & ATA_BUSY) == 0) return 0; /* * Assume a value of 0xff means nothing is connected to diff --git a/drivers/ide/ide-lib.c b/drivers/ide/ide-lib.c index 97fefabea8b..ed426dd0fdd 100644 --- a/drivers/ide/ide-lib.c +++ b/drivers/ide/ide-lib.c @@ -2,7 +2,6 @@ #include <linux/string.h> #include <linux/kernel.h> #include <linux/interrupt.h> -#include <linux/hdreg.h> #include <linux/ide.h> #include <linux/bitops.h> @@ -90,29 +89,31 @@ static u8 ide_rate_filter(ide_drive_t *drive, u8 speed) u8 ide_get_best_pio_mode (ide_drive_t *drive, u8 mode_wanted, u8 max_mode) { - int pio_mode; - struct hd_driveid* id = drive->id; - int overridden = 0; + u16 *id = drive->id; + int pio_mode = -1, overridden = 0; if (mode_wanted != 255) return min_t(u8, mode_wanted, max_mode); - if ((drive->hwif->host_flags & IDE_HFLAG_PIO_NO_BLACKLIST) == 0 && - (pio_mode = ide_scan_pio_blacklist(id->model)) != -1) { + if ((drive->hwif->host_flags & IDE_HFLAG_PIO_NO_BLACKLIST) == 0) + pio_mode = ide_scan_pio_blacklist((char *)&id[ATA_ID_PROD]); + + if (pio_mode != -1) { printk(KERN_INFO "%s: is on PIO blacklist\n", drive->name); } else { - pio_mode = id->tPIO; + pio_mode = id[ATA_ID_OLD_PIO_MODES] >> 8; if (pio_mode > 2) { /* 2 is maximum allowed tPIO value */ pio_mode = 2; overridden = 1; } - if (id->field_valid & 2) { /* drive implements ATA2? */ - if (id->capability & 8) { /* IORDY supported? */ - if (id->eide_pio_modes & 7) { + + if (id[ATA_ID_FIELD_VALID] & 2) { /* ATA2? */ + if (ata_id_has_iordy(id)) { + if (id[ATA_ID_PIO_MODES] & 7) { overridden = 0; - if (id->eide_pio_modes & 4) + if (id[ATA_ID_PIO_MODES] & 4) pio_mode = 5; - else if (id->eide_pio_modes & 2) + else if (id[ATA_ID_PIO_MODES] & 2) pio_mode = 4; else pio_mode = 3; @@ -338,16 +339,16 @@ static void ide_dump_sector(ide_drive_t *drive) static void ide_dump_ata_error(ide_drive_t *drive, u8 err) { printk("{ "); - if (err & ABRT_ERR) printk("DriveStatusError "); - if (err & ICRC_ERR) - printk((err & ABRT_ERR) ? "BadCRC " : "BadSector "); - if (err & ECC_ERR) printk("UncorrectableError "); - if (err & ID_ERR) printk("SectorIdNotFound "); - if (err & TRK0_ERR) printk("TrackZeroNotFound "); - if (err & MARK_ERR) printk("AddrMarkNotFound "); + if (err & ATA_ABORTED) printk("DriveStatusError "); + if (err & ATA_ICRC) + printk((err & ATA_ABORTED) ? "BadCRC " : "BadSector "); + if (err & ATA_UNC) printk("UncorrectableError "); + if (err & ATA_IDNF) printk("SectorIdNotFound "); + if (err & ATA_TRK0NF) printk("TrackZeroNotFound "); + if (err & ATA_AMNF) printk("AddrMarkNotFound "); printk("}"); - if ((err & (BBD_ERR | ABRT_ERR)) == BBD_ERR || - (err & (ECC_ERR|ID_ERR|MARK_ERR))) { + if ((err & (ATA_BBK | ATA_ABORTED)) == ATA_BBK || + (err & (ATA_UNC | ATA_IDNF | ATA_AMNF))) { ide_dump_sector(drive); if (HWGROUP(drive) && HWGROUP(drive)->rq) printk(", sector=%llu", @@ -359,12 +360,12 @@ static void ide_dump_ata_error(ide_drive_t *drive, u8 err) static void ide_dump_atapi_error(ide_drive_t *drive, u8 err) { printk("{ "); - if (err & ILI_ERR) printk("IllegalLengthIndication "); - if (err & EOM_ERR) printk("EndOfMedia "); - if (err & ABRT_ERR) printk("AbortedCommand "); - if (err & MCR_ERR) printk("MediaChangeRequested "); - if (err & LFS_ERR) printk("LastFailedSense=0x%02x ", - (err & LFS_ERR) >> 4); + if (err & ATAPI_ILI) printk("IllegalLengthIndication "); + if (err & ATAPI_EOM) printk("EndOfMedia "); + if (err & ATA_ABORTED) printk("AbortedCommand "); + if (err & ATA_MCR) printk("MediaChangeRequested "); + if (err & ATAPI_LFS) printk("LastFailedSense=0x%02x ", + (err & ATAPI_LFS) >> 4); printk("}\n"); } @@ -386,19 +387,19 @@ u8 ide_dump_status(ide_drive_t *drive, const char *msg, u8 stat) local_irq_save(flags); printk("%s: %s: status=0x%02x { ", drive->name, msg, stat); - if (stat & BUSY_STAT) + if (stat & ATA_BUSY) printk("Busy "); else { - if (stat & READY_STAT) printk("DriveReady "); - if (stat & WRERR_STAT) printk("DeviceFault "); - if (stat & SEEK_STAT) printk("SeekComplete "); - if (stat & DRQ_STAT) printk("DataRequest "); - if (stat & ECC_STAT) printk("CorrectedError "); - if (stat & INDEX_STAT) printk("Index "); - if (stat & ERR_STAT) printk("Error "); + if (stat & ATA_DRDY) printk("DriveReady "); + if (stat & ATA_DF) printk("DeviceFault "); + if (stat & ATA_DSC) printk("SeekComplete "); + if (stat & ATA_DRQ) printk("DataRequest "); + if (stat & ATA_CORR) printk("CorrectedError "); + if (stat & ATA_IDX) printk("Index "); + if (stat & ATA_ERR) printk("Error "); } printk("}\n"); - if ((stat & (BUSY_STAT|ERR_STAT)) == ERR_STAT) { + if ((stat & (ATA_BUSY | ATA_ERR)) == ATA_ERR) { err = ide_read_error(drive); printk("%s: %s: error=0x%02x ", drive->name, msg, err); if (drive->media == ide_disk) diff --git a/drivers/ide/ide-probe.c b/drivers/ide/ide-probe.c index 70aa86c8807..06575a12b63 100644 --- a/drivers/ide/ide-probe.c +++ b/drivers/ide/ide-probe.c @@ -50,59 +50,54 @@ static void generic_id(ide_drive_t *drive) { - drive->id->cyls = drive->cyl; - drive->id->heads = drive->head; - drive->id->sectors = drive->sect; - drive->id->cur_cyls = drive->cyl; - drive->id->cur_heads = drive->head; - drive->id->cur_sectors = drive->sect; + u16 *id = drive->id; + + id[ATA_ID_CUR_CYLS] = id[ATA_ID_CYLS] = drive->cyl; + id[ATA_ID_CUR_HEADS] = id[ATA_ID_HEADS] = drive->head; + id[ATA_ID_CUR_SECTORS] = id[ATA_ID_SECTORS] = drive->sect; } static void ide_disk_init_chs(ide_drive_t *drive) { - struct hd_driveid *id = drive->id; + u16 *id = drive->id; /* Extract geometry if we did not already have one for the drive */ if (!drive->cyl || !drive->head || !drive->sect) { - drive->cyl = drive->bios_cyl = id->cyls; - drive->head = drive->bios_head = id->heads; - drive->sect = drive->bios_sect = id->sectors; + drive->cyl = drive->bios_cyl = id[ATA_ID_CYLS]; + drive->head = drive->bios_head = id[ATA_ID_HEADS]; + drive->sect = drive->bios_sect = id[ATA_ID_SECTORS]; } /* Handle logical geometry translation by the drive */ - if ((id->field_valid & 1) && id->cur_cyls && - id->cur_heads && (id->cur_heads <= 16) && id->cur_sectors) { - drive->cyl = id->cur_cyls; - drive->head = id->cur_heads; - drive->sect = id->cur_sectors; + if (ata_id_current_chs_valid(id)) { + drive->cyl = id[ATA_ID_CUR_CYLS]; + drive->head = id[ATA_ID_CUR_HEADS]; + drive->sect = id[ATA_ID_CUR_SECTORS]; } /* Use physical geometry if what we have still makes no sense */ - if (drive->head > 16 && id->heads && id->heads <= 16) { - drive->cyl = id->cyls; - drive->head = id->heads; - drive->sect = id->sectors; + if (drive->head > 16 && id[ATA_ID_HEADS] && id[ATA_ID_HEADS] <= 16) { + drive->cyl = id[ATA_ID_CYLS]; + drive->head = id[ATA_ID_HEADS]; + drive->sect = id[ATA_ID_SECTORS]; } } static void ide_disk_init_mult_count(ide_drive_t *drive) { - struct hd_driveid *id = drive->id; - - drive->mult_count = 0; - if (id->max_multsect) { -#ifdef CONFIG_IDEDISK_MULTI_MODE - id->multsect = ((id->max_multsect/2) > 1) ? id->max_multsect : 0; - id->multsect_valid = id->multsect ? 1 : 0; - drive->mult_req = id->multsect_valid ? id->max_multsect : 0; - drive->special.b.set_multmode = drive->mult_req ? 1 : 0; -#else /* original, pre IDE-NFG, per request of AC */ - drive->mult_req = 0; - if (drive->mult_req > id->max_multsect) - drive->mult_req = id->max_multsect; - if (drive->mult_req || ((id->multsect_valid & 1) && id->multsect)) + u16 *id = drive->id; + u8 max_multsect = id[ATA_ID_MAX_MULTSECT] & 0xff; + + if (max_multsect) { + if ((max_multsect / 2) > 1) + id[ATA_ID_MULTSECT] = max_multsect | 0x100; + else + id[ATA_ID_MULTSECT] &= ~0x1ff; + + drive->mult_req = id[ATA_ID_MULTSECT] & 0xff; + + if (drive->mult_req) drive->special.b.set_multmode = 1; -#endif } } @@ -119,10 +114,10 @@ static void ide_disk_init_mult_count(ide_drive_t *drive) static inline void do_identify (ide_drive_t *drive, u8 cmd) { ide_hwif_t *hwif = HWIF(drive); - int bswap = 1; - struct hd_driveid *id; + u16 *id = drive->id; + char *m = (char *)&id[ATA_ID_PROD]; + int bswap = 1, is_cfa; - id = drive->id; /* read 512 bytes of id info */ hwif->tp_ops->input_data(drive, NULL, id, SECTOR_SIZE); @@ -135,27 +130,28 @@ static inline void do_identify (ide_drive_t *drive, u8 cmd) ide_fix_driveid(id); /* - * WIN_IDENTIFY returns little-endian info, - * WIN_PIDENTIFY *usually* returns little-endian info. + * ATA_CMD_ID_ATA returns little-endian info, + * ATA_CMD_ID_ATAPI *usually* returns little-endian info. */ - if (cmd == WIN_PIDENTIFY) { - if ((id->model[0] == 'N' && id->model[1] == 'E') /* NEC */ - || (id->model[0] == 'F' && id->model[1] == 'X') /* Mitsumi */ - || (id->model[0] == 'P' && id->model[1] == 'i'))/* Pioneer */ + if (cmd == ATA_CMD_ID_ATAPI) { + if ((m[0] == 'N' && m[1] == 'E') || /* NEC */ + (m[0] == 'F' && m[1] == 'X') || /* Mitsumi */ + (m[0] == 'P' && m[1] == 'i')) /* Pioneer */ /* Vertos drives may still be weird */ - bswap ^= 1; + bswap ^= 1; } - ide_fixstring(id->model, sizeof(id->model), bswap); - ide_fixstring(id->fw_rev, sizeof(id->fw_rev), bswap); - ide_fixstring(id->serial_no, sizeof(id->serial_no), bswap); + + ide_fixstring(m, ATA_ID_PROD_LEN, bswap); + ide_fixstring((char *)&id[ATA_ID_FW_REV], ATA_ID_FW_REV_LEN, bswap); + ide_fixstring((char *)&id[ATA_ID_SERNO], ATA_ID_SERNO_LEN, bswap); /* we depend on this a lot! */ - id->model[sizeof(id->model)-1] = '\0'; + m[ATA_ID_PROD_LEN - 1] = '\0'; - if (strstr(id->model, "E X A B Y T E N E S T")) + if (strstr(m, "E X A B Y T E N E S T")) goto err_misc; - printk(KERN_INFO "%s: %s, ", drive->name, id->model); + printk(KERN_INFO "%s: %s, ", drive->name, m); drive->present = 1; drive->dead = 0; @@ -163,16 +159,16 @@ static inline void do_identify (ide_drive_t *drive, u8 cmd) /* * Check for an ATAPI device */ - if (cmd == WIN_PIDENTIFY) { - u8 type = (id->config >> 8) & 0x1f; + if (cmd == ATA_CMD_ID_ATAPI) { + u8 type = (id[ATA_ID_CONFIG] >> 8) & 0x1f; printk(KERN_CONT "ATAPI "); switch (type) { case ide_floppy: - if (!strstr(id->model, "CD-ROM")) { - if (!strstr(id->model, "oppy") && - !strstr(id->model, "poyp") && - !strstr(id->model, "ZIP")) + if (!strstr(m, "CD-ROM")) { + if (!strstr(m, "oppy") && + !strstr(m, "poyp") && + !strstr(m, "ZIP")) printk(KERN_CONT "cdrom or floppy?, assuming "); if (drive->media != ide_cdrom) { printk(KERN_CONT "FLOPPY"); @@ -186,8 +182,7 @@ static inline void do_identify (ide_drive_t *drive, u8 cmd) drive->removable = 1; #ifdef CONFIG_PPC /* kludge for Apple PowerBook internal zip */ - if (!strstr(id->model, "CD-ROM") && - strstr(id->model, "ZIP")) { + if (!strstr(m, "CD-ROM") && strstr(m, "ZIP")) { printk(KERN_CONT "FLOPPY"); type = ide_floppy; break; @@ -217,18 +212,15 @@ static inline void do_identify (ide_drive_t *drive, u8 cmd) * Not an ATAPI device: looks like a "regular" hard disk */ - /* - * 0x848a = CompactFlash device - * These are *not* removable in Linux definition of the term - */ + is_cfa = ata_id_is_cfa(id); - if ((id->config != 0x848a) && (id->config & (1<<7))) + /* CF devices are *not* removable in Linux definition of the term */ + if (is_cfa == 0 && (id[ATA_ID_CONFIG] & (1 << 7))) drive->removable = 1; drive->media = ide_disk; - printk(KERN_CONT "%s DISK drive\n", - (id->config == 0x848a) ? "CFA" : "ATA"); + printk(KERN_CONT "%s DISK drive\n", is_cfa ? "CFA" : "ATA"); return; @@ -268,7 +260,7 @@ static int actual_try_to_identify (ide_drive_t *drive, u8 cmd) if (io_ports->ctl_addr) { a = tp_ops->read_altstatus(hwif); s = tp_ops->read_status(hwif); - if ((a ^ s) & ~INDEX_STAT) + if ((a ^ s) & ~ATA_IDX) /* ancient Seagate drives, broken interfaces */ printk(KERN_INFO "%s: probing with STATUS(0x%02x) " "instead of ALTSTATUS(0x%02x)\n", @@ -281,7 +273,7 @@ static int actual_try_to_identify (ide_drive_t *drive, u8 cmd) /* set features register for atapi * identify command to be sure of reply */ - if (cmd == WIN_PIDENTIFY) { + if (cmd == ATA_CMD_ID_ATAPI) { ide_task_t task; memset(&task, 0, sizeof(task)); @@ -294,24 +286,16 @@ static int actual_try_to_identify (ide_drive_t *drive, u8 cmd) /* ask drive for ID */ tp_ops->exec_command(hwif, cmd); - timeout = ((cmd == WIN_IDENTIFY) ? WAIT_WORSTCASE : WAIT_PIDENTIFY) / 2; - timeout += jiffies; - do { - if (time_after(jiffies, timeout)) { - /* drive timed-out */ - return 1; - } - /* give drive a breather */ - msleep(50); - s = use_altstatus ? tp_ops->read_altstatus(hwif) - : tp_ops->read_status(hwif); - } while (s & BUSY_STAT); + timeout = ((cmd == ATA_CMD_ID_ATA) ? WAIT_WORSTCASE : WAIT_PIDENTIFY) / 2; - /* wait for IRQ and DRQ_STAT */ + if (ide_busy_sleep(hwif, timeout, use_altstatus)) + return 1; + + /* wait for IRQ and ATA_DRQ */ msleep(50); s = tp_ops->read_status(hwif); - if (OK_STAT(s, DRQ_STAT, BAD_R_STAT)) { + if (OK_STAT(s, ATA_DRQ, BAD_R_STAT)) { unsigned long flags; /* local CPU only; some systems need this */ @@ -387,19 +371,21 @@ static int try_to_identify (ide_drive_t *drive, u8 cmd) return retval; } -static int ide_busy_sleep(ide_hwif_t *hwif) +int ide_busy_sleep(ide_hwif_t *hwif, unsigned long timeout, int altstatus) { - unsigned long timeout = jiffies + WAIT_WORSTCASE; u8 stat; + timeout += jiffies; + do { - msleep(50); - stat = hwif->tp_ops->read_status(hwif); - if ((stat & BUSY_STAT) == 0) + msleep(50); /* give drive a breather */ + stat = altstatus ? hwif->tp_ops->read_altstatus(hwif) + : hwif->tp_ops->read_status(hwif); + if ((stat & ATA_BUSY) == 0) return 0; } while (time_before(jiffies, timeout)); - return 1; + return 1; /* drive timed-out */ } static u8 ide_read_device(ide_drive_t *drive) @@ -444,13 +430,13 @@ static int do_probe (ide_drive_t *drive, u8 cmd) if (drive->present) { /* avoid waiting for inappropriate probes */ - if ((drive->media != ide_disk) && (cmd == WIN_IDENTIFY)) + if (drive->media != ide_disk && cmd == ATA_CMD_ID_ATA) return 4; } #ifdef DEBUG printk(KERN_INFO "probing for %s: present=%d, media=%d, probetype=%s\n", drive->name, drive->present, drive->media, - (cmd == WIN_IDENTIFY) ? "ATA" : "ATAPI"); + (cmd == ATA_CMD_ID_ATA) ? "ATA" : "ATAPI"); #endif /* needed for some systems @@ -464,7 +450,7 @@ static int do_probe (ide_drive_t *drive, u8 cmd) if (drive->select.b.unit != 0) { /* exit with drive0 selected */ SELECT_DRIVE(&hwif->drives[0]); - /* allow BUSY_STAT to assert & clear */ + /* allow ATA_BUSY to assert & clear */ msleep(50); } /* no i/f present: mmm.. this should be a 4 -ml */ @@ -473,8 +459,8 @@ static int do_probe (ide_drive_t *drive, u8 cmd) stat = tp_ops->read_status(hwif); - if (OK_STAT(stat, READY_STAT, BUSY_STAT) || - drive->present || cmd == WIN_PIDENTIFY) { + if (OK_STAT(stat, ATA_DRDY, ATA_BUSY) || + drive->present || cmd == ATA_CMD_ID_ATAPI) { /* send cmd and wait */ if ((rc = try_to_identify(drive, cmd))) { /* failed: try again */ @@ -483,17 +469,17 @@ static int do_probe (ide_drive_t *drive, u8 cmd) stat = tp_ops->read_status(hwif); - if (stat == (BUSY_STAT | READY_STAT)) + if (stat == (ATA_BUSY | ATA_DRDY)) return 4; - if (rc == 1 && cmd == WIN_PIDENTIFY) { + if (rc == 1 && cmd == ATA_CMD_ID_ATAPI) { printk(KERN_ERR "%s: no response (status = 0x%02x), " "resetting drive\n", drive->name, stat); msleep(50); SELECT_DRIVE(drive); msleep(50); - tp_ops->exec_command(hwif, WIN_SRST); - (void)ide_busy_sleep(hwif); + tp_ops->exec_command(hwif, ATA_CMD_DEV_RESET); + (void)ide_busy_sleep(hwif, WAIT_WORSTCASE, 0); rc = try_to_identify(drive, cmd); } @@ -526,13 +512,14 @@ static void enable_nest (ide_drive_t *drive) const struct ide_tp_ops *tp_ops = hwif->tp_ops; u8 stat; - printk(KERN_INFO "%s: enabling %s -- ", hwif->name, drive->id->model); + printk(KERN_INFO "%s: enabling %s -- ", + hwif->name, (char *)&drive->id[ATA_ID_PROD]); SELECT_DRIVE(drive); msleep(50); - tp_ops->exec_command(hwif, EXABYTE_ENABLE_NEST); + tp_ops->exec_command(hwif, ATA_EXABYTE_ENABLE_NEST); - if (ide_busy_sleep(hwif)) { + if (ide_busy_sleep(hwif, WAIT_WORSTCASE, 0)) { printk(KERN_CONT "failed (timeout)\n"); return; } @@ -545,12 +532,6 @@ static void enable_nest (ide_drive_t *drive) printk(KERN_CONT "failed (status = 0x%02x)\n", stat); else printk(KERN_CONT "success\n"); - - /* if !(success||timed-out) */ - if (do_probe(drive, WIN_IDENTIFY) >= 2) { - /* look for ATAPI device */ - (void) do_probe(drive, WIN_PIDENTIFY); - } } /** @@ -567,6 +548,8 @@ static void enable_nest (ide_drive_t *drive) static inline u8 probe_for_drive (ide_drive_t *drive) { + char *m; + /* * In order to keep things simple we have an id * block for all drives at all times. If the device @@ -576,29 +559,34 @@ static inline u8 probe_for_drive (ide_drive_t *drive) * Also note that 0 everywhere means "can't do X" */ - drive->id = kzalloc(SECTOR_WORDS *4, GFP_KERNEL); + drive->id = kzalloc(SECTOR_SIZE, GFP_KERNEL); drive->id_read = 0; if(drive->id == NULL) { printk(KERN_ERR "ide: out of memory for id data.\n"); return 0; } - strcpy(drive->id->model, "UNKNOWN"); - + + m = (char *)&drive->id[ATA_ID_PROD]; + strcpy(m, "UNKNOWN"); + /* skip probing? */ - if (!drive->noprobe) - { + if (!drive->noprobe) { +retry: /* if !(success||timed-out) */ - if (do_probe(drive, WIN_IDENTIFY) >= 2) { + if (do_probe(drive, ATA_CMD_ID_ATA) >= 2) /* look for ATAPI device */ - (void) do_probe(drive, WIN_PIDENTIFY); - } + (void)do_probe(drive, ATA_CMD_ID_ATAPI); + if (!drive->present) /* drive not found */ return 0; - if (strstr(drive->id->model, "E X A B Y T E N E S T")) + + if (strstr(m, "E X A B Y T E N E S T")) { enable_nest(drive); - + goto retry; + } + /* identification failed? */ if (!drive->id_read) { if (drive->media == ide_disk) { @@ -740,36 +728,38 @@ out: /** * ide_undecoded_slave - look for bad CF adapters - * @drive1: drive + * @dev1: slave device * * Analyse the drives on the interface and attempt to decide if we * have the same drive viewed twice. This occurs with crap CF adapters * and PCMCIA sometimes. */ -void ide_undecoded_slave(ide_drive_t *drive1) +void ide_undecoded_slave(ide_drive_t *dev1) { - ide_drive_t *drive0 = &drive1->hwif->drives[0]; + ide_drive_t *dev0 = &dev1->hwif->drives[0]; - if ((drive1->dn & 1) == 0 || drive0->present == 0) + if ((dev1->dn & 1) == 0 || dev0->present == 0) return; /* If the models don't match they are not the same product */ - if (strcmp(drive0->id->model, drive1->id->model)) + if (strcmp((char *)&dev0->id[ATA_ID_PROD], + (char *)&dev1->id[ATA_ID_PROD])) return; /* Serial numbers do not match */ - if (strncmp(drive0->id->serial_no, drive1->id->serial_no, 20)) + if (strncmp((char *)&dev0->id[ATA_ID_SERNO], + (char *)&dev1->id[ATA_ID_SERNO], ATA_ID_SERNO_LEN)) return; /* No serial number, thankfully very rare for CF */ - if (drive0->id->serial_no[0] == 0) + if (*(char *)&dev0->id[ATA_ID_SERNO] == 0) return; /* Appears to be an IDE flash adapter with decode bugs */ printk(KERN_WARNING "ide-probe: ignoring undecoded slave\n"); - drive1->present = 0; + dev1->present = 0; } EXPORT_SYMBOL_GPL(ide_undecoded_slave); @@ -853,7 +843,7 @@ static void ide_port_tune_devices(ide_hwif_t *hwif) if (hwif->host_flags & IDE_HFLAG_NO_IO_32BIT) drive->no_io_32bit = 1; else - drive->no_io_32bit = drive->id->dword_io ? 1 : 0; + drive->no_io_32bit = drive->id[ATA_ID_DWORD_IO] ? 1 : 0; } } @@ -1037,11 +1027,6 @@ static int init_irq (ide_hwif_t *hwif) ide_hwgroup_t *hwgroup; ide_hwif_t *match = NULL; - - BUG_ON(in_interrupt()); - BUG_ON(irqs_disabled()); - BUG_ON(hwif == NULL); - mutex_lock(&ide_cfg_mtx); hwif->hwgroup = NULL; #if MAX_HWIFS > 1 @@ -1116,7 +1101,8 @@ static int init_irq (ide_hwif_t *hwif) sa = IRQF_SHARED; #endif /* __mc68000__ */ - if (IDE_CHIPSET_IS_PCI(hwif->chipset)) + if (hwif->chipset == ide_pci || hwif->chipset == ide_cmd646 || + hwif->chipset == ide_ali14xx) sa = IRQF_SHARED; if (io_ports->ctl_addr) @@ -1344,8 +1330,6 @@ static void hwif_register_devices(ide_hwif_t *hwif) if (!drive->present) continue; - ide_add_generic_settings(drive); - snprintf(dev->bus_id, BUS_ID_SIZE, "%u.%u", hwif->index, i); dev->parent = &hwif->gendev; dev->bus = &ide_bus_type; @@ -1602,8 +1586,10 @@ struct ide_host *ide_host_alloc_all(const struct ide_port_info *d, if (hws[0]) host->dev[0] = hws[0]->dev; - if (d) + if (d) { + host->init_chipset = d->init_chipset; host->host_flags = d->host_flags; + } return host; } diff --git a/drivers/ide/ide-proc.c b/drivers/ide/ide-proc.c index f66c9c3f6fc..e7030a49146 100644 --- a/drivers/ide/ide-proc.c +++ b/drivers/ide/ide-proc.c @@ -12,14 +12,6 @@ * "settings" files. e.g. "cat /proc/ide0/hda/settings" * To write a new value "val" into a specific setting "name", use: * echo "name:val" >/proc/ide/ide0/hda/settings - * - * Also useful, "cat /proc/ide0/hda/[identify, smart_values, - * smart_thresholds, capabilities]" will issue an IDENTIFY / - * PACKET_IDENTIFY / SMART_READ_VALUES / SMART_READ_THRESHOLDS / - * SENSE CAPABILITIES command to /dev/hda, and then dump out the - * returned data as 256 16-bit words. The "hdparm" utility will - * be updated someday soon to use this mechanism. - * */ #include <linux/module.h> @@ -31,7 +23,6 @@ #include <linux/mm.h> #include <linux/pci.h> #include <linux/ctype.h> -#include <linux/hdreg.h> #include <linux/ide.h> #include <linux/seq_file.h> @@ -109,13 +100,14 @@ static int proc_ide_read_identify err = taskfile_lib_get_identify(drive, page); if (!err) { - char *out = ((char *)page) + (SECTOR_WORDS * 4); + char *out = (char *)page + SECTOR_SIZE; + page = out; do { out += sprintf(out, "%04x%c", le16_to_cpup(val), (++i & 7) ? ' ' : '\n'); val += 1; - } while (i < (SECTOR_WORDS * 2)); + } while (i < SECTOR_SIZE / 2); len = out - page; } } @@ -123,140 +115,25 @@ static int proc_ide_read_identify } /** - * __ide_add_setting - add an ide setting option - * @drive: drive to use - * @name: setting name - * @rw: true if the function is read write - * @data_type: type of data - * @min: range minimum - * @max: range maximum - * @mul_factor: multiplication scale - * @div_factor: divison scale - * @data: private data field - * @set: setting - * @auto_remove: setting auto removal flag - * - * Removes the setting named from the device if it is present. - * The function takes the settings_lock to protect against - * parallel changes. This function must not be called from IRQ - * context. Returns 0 on success or -1 on failure. - * - * BUGS: This code is seriously over-engineered. There is also - * magic about how the driver specific features are setup. If - * a driver is attached we assume the driver settings are auto - * remove. - */ - -static int __ide_add_setting(ide_drive_t *drive, const char *name, int rw, int data_type, int min, int max, int mul_factor, int div_factor, void *data, ide_procset_t *set, int auto_remove) -{ - ide_settings_t **p = (ide_settings_t **) &drive->settings, *setting = NULL; - - mutex_lock(&ide_setting_mtx); - while ((*p) && strcmp((*p)->name, name) < 0) - p = &((*p)->next); - if ((setting = kzalloc(sizeof(*setting), GFP_KERNEL)) == NULL) - goto abort; - if ((setting->name = kmalloc(strlen(name) + 1, GFP_KERNEL)) == NULL) - goto abort; - strcpy(setting->name, name); - setting->rw = rw; - setting->data_type = data_type; - setting->min = min; - setting->max = max; - setting->mul_factor = mul_factor; - setting->div_factor = div_factor; - setting->data = data; - setting->set = set; - - setting->next = *p; - if (auto_remove) - setting->auto_remove = 1; - *p = setting; - mutex_unlock(&ide_setting_mtx); - return 0; -abort: - mutex_unlock(&ide_setting_mtx); - kfree(setting); - return -1; -} - -int ide_add_setting(ide_drive_t *drive, const char *name, int rw, int data_type, int min, int max, int mul_factor, int div_factor, void *data, ide_procset_t *set) -{ - return __ide_add_setting(drive, name, rw, data_type, min, max, mul_factor, div_factor, data, set, 1); -} - -EXPORT_SYMBOL(ide_add_setting); - -/** - * __ide_remove_setting - remove an ide setting option - * @drive: drive to use - * @name: setting name - * - * Removes the setting named from the device if it is present. - * The caller must hold the setting semaphore. - */ - -static void __ide_remove_setting(ide_drive_t *drive, char *name) -{ - ide_settings_t **p, *setting; - - p = (ide_settings_t **) &drive->settings; - - while ((*p) && strcmp((*p)->name, name)) - p = &((*p)->next); - setting = (*p); - if (setting == NULL) - return; - - (*p) = setting->next; - - kfree(setting->name); - kfree(setting); -} - -/** - * auto_remove_settings - remove driver specific settings - * @drive: drive - * - * Automatically remove all the driver specific settings for this - * drive. This function may not be called from IRQ context. The - * caller must hold ide_setting_mtx. - */ - -static void auto_remove_settings(ide_drive_t *drive) -{ - ide_settings_t *setting; -repeat: - setting = drive->settings; - while (setting) { - if (setting->auto_remove) { - __ide_remove_setting(drive, setting->name); - goto repeat; - } - setting = setting->next; - } -} - -/** - * ide_find_setting_by_name - find a drive specific setting - * @drive: drive to scan + * ide_find_setting - find a specific setting + * @st: setting table pointer * @name: setting name * - * Scan's the device setting table for a matching entry and returns + * Scan's the setting table for a matching entry and returns * this or NULL if no entry is found. The caller must hold the * setting semaphore */ -static ide_settings_t *ide_find_setting_by_name(ide_drive_t *drive, char *name) +static +const struct ide_proc_devset *ide_find_setting(const struct ide_proc_devset *st, + char *name) { - ide_settings_t *setting = drive->settings; - - while (setting) { - if (strcmp(setting->name, name) == 0) + while (st->name) { + if (strcmp(st->name, name) == 0) break; - setting = setting->next; + st++; } - return setting; + return st->name ? st : NULL; } /** @@ -272,26 +149,20 @@ static ide_settings_t *ide_find_setting_by_name(ide_drive_t *drive, char *name) * be told apart */ -static int ide_read_setting(ide_drive_t *drive, ide_settings_t *setting) +static int ide_read_setting(ide_drive_t *drive, + const struct ide_proc_devset *setting) { - int val = -EINVAL; - unsigned long flags; + const struct ide_devset *ds = setting->setting; + int val = -EINVAL; + + if (ds->get) { + unsigned long flags; - if ((setting->rw & SETTING_READ)) { spin_lock_irqsave(&ide_lock, flags); - switch (setting->data_type) { - case TYPE_BYTE: - val = *((u8 *) setting->data); - break; - case TYPE_SHORT: - val = *((u16 *) setting->data); - break; - case TYPE_INT: - val = *((u32 *) setting->data); - break; - } + val = ds->get(drive); spin_unlock_irqrestore(&ide_lock, flags); } + return val; } @@ -313,33 +184,23 @@ static int ide_read_setting(ide_drive_t *drive, ide_settings_t *setting) * The current scheme of polling is kludgy, though safe enough. */ -static int ide_write_setting(ide_drive_t *drive, ide_settings_t *setting, int val) +static int ide_write_setting(ide_drive_t *drive, + const struct ide_proc_devset *setting, int val) { + const struct ide_devset *ds = setting->setting; + if (!capable(CAP_SYS_ADMIN)) return -EACCES; - if (setting->set) - return setting->set(drive, val); - if (!(setting->rw & SETTING_WRITE)) + if (!ds->set) return -EPERM; - if (val < setting->min || val > setting->max) + if ((ds->flags & DS_SYNC) + && (val < setting->min || val > setting->max)) return -EINVAL; - if (ide_spin_wait_hwgroup(drive)) - return -EBUSY; - switch (setting->data_type) { - case TYPE_BYTE: - *((u8 *) setting->data) = val; - break; - case TYPE_SHORT: - *((u16 *) setting->data) = val; - break; - case TYPE_INT: - *((u32 *) setting->data) = val; - break; - } - spin_unlock_irq(&ide_lock); - return 0; + return ide_devset_execute(drive, ds, val); } +ide_devset_get(xfer_rate, current_speed); + static int set_xfer_rate (ide_drive_t *drive, int arg) { ide_task_t task; @@ -349,7 +210,7 @@ static int set_xfer_rate (ide_drive_t *drive, int arg) return -EINVAL; memset(&task, 0, sizeof(task)); - task.tf.command = WIN_SETFEATURES; + task.tf.command = ATA_CMD_SET_FEATURES; task.tf.feature = SETFEATURES_XFER; task.tf.nsect = (u8)arg; task.tf_flags = IDE_TFLAG_OUT_FEATURE | IDE_TFLAG_OUT_NSECT | @@ -364,29 +225,23 @@ static int set_xfer_rate (ide_drive_t *drive, int arg) return err; } -/** - * ide_add_generic_settings - generic ide settings - * @drive: drive being configured - * - * Add the generic parts of the system settings to the /proc files. - * The caller must not be holding the ide_setting_mtx. - */ - -void ide_add_generic_settings (ide_drive_t *drive) -{ -/* - * drive setting name read/write access data type min max mul_factor div_factor data pointer set function - */ - __ide_add_setting(drive, "io_32bit", drive->no_io_32bit ? SETTING_READ : SETTING_RW, TYPE_BYTE, 0, 1 + (SUPPORT_VLB_SYNC << 1), 1, 1, &drive->io_32bit, set_io_32bit, 0); - __ide_add_setting(drive, "keepsettings", SETTING_RW, TYPE_BYTE, 0, 1, 1, 1, &drive->keep_settings, NULL, 0); - __ide_add_setting(drive, "nice1", SETTING_RW, TYPE_BYTE, 0, 1, 1, 1, &drive->nice1, NULL, 0); - __ide_add_setting(drive, "pio_mode", SETTING_WRITE, TYPE_BYTE, 0, 255, 1, 1, NULL, set_pio_mode, 0); - __ide_add_setting(drive, "unmaskirq", drive->no_unmask ? SETTING_READ : SETTING_RW, TYPE_BYTE, 0, 1, 1, 1, &drive->unmask, NULL, 0); - __ide_add_setting(drive, "using_dma", SETTING_RW, TYPE_BYTE, 0, 1, 1, 1, &drive->using_dma, set_using_dma, 0); - __ide_add_setting(drive, "init_speed", SETTING_RW, TYPE_BYTE, 0, 70, 1, 1, &drive->init_speed, NULL, 0); - __ide_add_setting(drive, "current_speed", SETTING_RW, TYPE_BYTE, 0, 70, 1, 1, &drive->current_speed, set_xfer_rate, 0); - __ide_add_setting(drive, "number", SETTING_RW, TYPE_BYTE, 0, 3, 1, 1, &drive->dn, NULL, 0); -} +ide_devset_rw(current_speed, xfer_rate); +ide_devset_rw_field(init_speed, init_speed); +ide_devset_rw_field(nice1, nice1); +ide_devset_rw_field(number, dn); + +static const struct ide_proc_devset ide_generic_settings[] = { + IDE_PROC_DEVSET(current_speed, 0, 70), + IDE_PROC_DEVSET(init_speed, 0, 70), + IDE_PROC_DEVSET(io_32bit, 0, 1 + (SUPPORT_VLB_SYNC << 1)), + IDE_PROC_DEVSET(keepsettings, 0, 1), + IDE_PROC_DEVSET(nice1, 0, 1), + IDE_PROC_DEVSET(number, 0, 3), + IDE_PROC_DEVSET(pio_mode, 0, 255), + IDE_PROC_DEVSET(unmaskirq, 0, 1), + IDE_PROC_DEVSET(using_dma, 0, 1), + { 0 }, +}; static void proc_ide_settings_warn(void) { @@ -403,19 +258,32 @@ static void proc_ide_settings_warn(void) static int proc_ide_read_settings (char *page, char **start, off_t off, int count, int *eof, void *data) { + const struct ide_proc_devset *setting, *g, *d; + const struct ide_devset *ds; ide_drive_t *drive = (ide_drive_t *) data; - ide_settings_t *setting = (ide_settings_t *) drive->settings; char *out = page; int len, rc, mul_factor, div_factor; proc_ide_settings_warn(); mutex_lock(&ide_setting_mtx); + g = ide_generic_settings; + d = drive->settings; out += sprintf(out, "name\t\t\tvalue\t\tmin\t\tmax\t\tmode\n"); out += sprintf(out, "----\t\t\t-----\t\t---\t\t---\t\t----\n"); - while (setting) { - mul_factor = setting->mul_factor; - div_factor = setting->div_factor; + while (g->name || (d && d->name)) { + /* read settings in the alphabetical order */ + if (g->name && d && d->name) { + if (strcmp(d->name, g->name) < 0) + setting = d++; + else + setting = g++; + } else if (d && d->name) { + setting = d++; + } else + setting = g++; + mul_factor = setting->mulf ? setting->mulf(drive) : 1; + div_factor = setting->divf ? setting->divf(drive) : 1; out += sprintf(out, "%-24s", setting->name); rc = ide_read_setting(drive, setting); if (rc >= 0) @@ -423,12 +291,12 @@ static int proc_ide_read_settings else out += sprintf(out, "%-16s", "write-only"); out += sprintf(out, "%-16d%-16d", (setting->min * mul_factor + div_factor - 1) / div_factor, setting->max * mul_factor / div_factor); - if (setting->rw & SETTING_READ) + ds = setting->setting; + if (ds->get) out += sprintf(out, "r"); - if (setting->rw & SETTING_WRITE) + if (ds->set) out += sprintf(out, "w"); out += sprintf(out, "\n"); - setting = setting->next; } len = out - page; mutex_unlock(&ide_setting_mtx); @@ -442,9 +310,10 @@ static int proc_ide_write_settings(struct file *file, const char __user *buffer, { ide_drive_t *drive = (ide_drive_t *) data; char name[MAX_LEN + 1]; - int for_real = 0; + int for_real = 0, mul_factor, div_factor; unsigned long n; - ide_settings_t *setting; + + const struct ide_proc_devset *setting; char *buf, *s; if (!capable(CAP_SYS_ADMIN)) @@ -512,13 +381,21 @@ static int proc_ide_write_settings(struct file *file, const char __user *buffer, } mutex_lock(&ide_setting_mtx); - setting = ide_find_setting_by_name(drive, name); + /* generic settings first, then driver specific ones */ + setting = ide_find_setting(ide_generic_settings, name); if (!setting) { - mutex_unlock(&ide_setting_mtx); - goto parse_error; + if (drive->settings) + setting = ide_find_setting(drive->settings, name); + if (!setting) { + mutex_unlock(&ide_setting_mtx); + goto parse_error; + } + } + if (for_real) { + mul_factor = setting->mulf ? setting->mulf(drive) : 1; + div_factor = setting->divf ? setting->divf(drive) : 1; + ide_write_setting(drive, setting, val * div_factor / mul_factor); } - if (for_real) - ide_write_setting(drive, setting, val * setting->div_factor / setting->mul_factor); mutex_unlock(&ide_setting_mtx); } } while (!for_real++); @@ -561,11 +438,10 @@ static int proc_ide_read_dmodel (char *page, char **start, off_t off, int count, int *eof, void *data) { ide_drive_t *drive = (ide_drive_t *) data; - struct hd_driveid *id = drive->id; + char *m = (char *)&drive->id[ATA_ID_PROD]; int len; - len = sprintf(page, "%.40s\n", - (id && id->model[0]) ? (char *)id->model : "(none)"); + len = sprintf(page, "%.40s\n", m[0] ? m : "(none)"); PROC_IDE_READ_RETURN(page, start, off, count, eof, len); } @@ -690,6 +566,10 @@ static void ide_remove_proc_entries(struct proc_dir_entry *dir, ide_proc_entry_t void ide_proc_register_driver(ide_drive_t *drive, ide_driver_t *driver) { + mutex_lock(&ide_setting_mtx); + drive->settings = driver->settings; + mutex_unlock(&ide_setting_mtx); + ide_add_proc_entries(drive->proc, driver->proc, drive); } @@ -726,7 +606,7 @@ void ide_proc_unregister_driver(ide_drive_t *drive, ide_driver_t *driver) * OTOH both ide_{read,write}_setting are only ever used under * ide_setting_mtx. */ - auto_remove_settings(drive); + drive->settings = NULL; spin_unlock_irqrestore(&ide_lock, flags); mutex_unlock(&ide_setting_mtx); } diff --git a/drivers/ide/ide-tape.c b/drivers/ide/ide-tape.c index 3833189144e..f8c84df4a0b 100644 --- a/drivers/ide/ide-tape.c +++ b/drivers/ide/ide-tape.c @@ -15,6 +15,8 @@ * Documentation/ide/ChangeLog.ide-tape.1995-2002 */ +#define DRV_NAME "ide-tape" + #define IDETAPE_VERSION "1.20" #include <linux/module.h> @@ -54,8 +56,6 @@ enum { DBG_CHRDEV = (1 << 2), /* all remaining procedures */ DBG_PROCS = (1 << 3), - /* buffer alloc info (pc_stack & rq_stack) */ - DBG_PCRQ_STACK = (1 << 4), }; /* define to see debug info */ @@ -81,26 +81,6 @@ enum { #define IDETAPE_MAX_PC_RETRIES 3 /* - * With each packet command, we allocate a buffer of IDETAPE_PC_BUFFER_SIZE - * bytes. This is used for several packet commands (Not for READ/WRITE commands) - */ -#define IDETAPE_PC_BUFFER_SIZE 256 - -/* - * In various places in the driver, we need to allocate storage - * for packet commands and requests, which will remain valid while - * we leave the driver to wait for an interrupt or a timeout event. - */ -#define IDETAPE_PC_STACK (10 + IDETAPE_MAX_PC_RETRIES) - -/* - * Some drives (for example, Seagate STT3401A Travan) require a very long - * timeout, because they don't return an interrupt or clear their busy bit - * until after the command completes (even retension commands). - */ -#define IDETAPE_WAIT_CMD (900*HZ) - -/* * The following parameter is used to select the point in the internal tape fifo * in which we will start to refill the buffer. Decreasing the following * parameter will improve the system's latency and interactive response, while @@ -172,20 +152,6 @@ struct idetape_bh { #define IDETAPE_LU_RETENSION_MASK 2 #define IDETAPE_LU_EOT_MASK 4 -/* - * Special requests for our block device strategy routine. - * - * In order to service a character device command, we add special requests to - * the tail of our block device request queue and wait for their completion. - */ - -enum { - REQ_IDETAPE_PC1 = (1 << 0), /* packet command (first stage) */ - REQ_IDETAPE_PC2 = (1 << 1), /* packet command (second stage) */ - REQ_IDETAPE_READ = (1 << 2), - REQ_IDETAPE_WRITE = (1 << 3), -}; - /* Error codes returned in rq->errors to the higher part of the driver. */ #define IDETAPE_ERROR_GENERAL 101 #define IDETAPE_ERROR_FILEMARK 102 @@ -206,13 +172,6 @@ typedef struct ide_tape_obj { struct kref kref; /* - * Since a typical character device operation requires more - * than one packet command, we provide here enough memory - * for the maximum of interconnected packet commands. - * The packet commands are stored in the circular array pc_stack. - * pc_stack_index points to the last used entry, and warps around - * to the start when we get to the last array entry. - * * pc points to the current processed packet command. * * failed_pc points to the last failed packet command, or contains @@ -224,13 +183,11 @@ typedef struct ide_tape_obj { struct ide_atapi_pc *pc; /* Last failed packet command */ struct ide_atapi_pc *failed_pc; - /* Packet command stack */ - struct ide_atapi_pc pc_stack[IDETAPE_PC_STACK]; - /* Next free packet command storage space */ - int pc_stack_index; - struct request rq_stack[IDETAPE_PC_STACK]; - /* We implement a circular array */ - int rq_stack_index; + /* used by REQ_IDETAPE_{READ,WRITE} requests */ + struct ide_atapi_pc queued_pc; + + struct ide_atapi_pc request_sense_pc; + struct request request_sense_rq; /* * DSC polling variables. @@ -451,47 +408,6 @@ static void idetape_update_buffers(ide_drive_t *drive, struct ide_atapi_pc *pc) } /* - * idetape_next_pc_storage returns a pointer to a place in which we can - * safely store a packet command, even though we intend to leave the - * driver. A storage space for a maximum of IDETAPE_PC_STACK packet - * commands is allocated at initialization time. - */ -static struct ide_atapi_pc *idetape_next_pc_storage(ide_drive_t *drive) -{ - idetape_tape_t *tape = drive->driver_data; - - debug_log(DBG_PCRQ_STACK, "pc_stack_index=%d\n", tape->pc_stack_index); - - if (tape->pc_stack_index == IDETAPE_PC_STACK) - tape->pc_stack_index = 0; - return (&tape->pc_stack[tape->pc_stack_index++]); -} - -/* - * idetape_next_rq_storage is used along with idetape_next_pc_storage. - * Since we queue packet commands in the request queue, we need to - * allocate a request, along with the allocation of a packet command. - */ - -/************************************************************** - * * - * This should get fixed to use kmalloc(.., GFP_ATOMIC) * - * followed later on by kfree(). -ml * - * * - **************************************************************/ - -static struct request *idetape_next_rq_storage(ide_drive_t *drive) -{ - idetape_tape_t *tape = drive->driver_data; - - debug_log(DBG_PCRQ_STACK, "rq_stack_index=%d\n", tape->rq_stack_index); - - if (tape->rq_stack_index == IDETAPE_PC_STACK) - tape->rq_stack_index = 0; - return (&tape->rq_stack[tape->rq_stack_index++]); -} - -/* * called on each failed packet command retry to analyze the request sense. We * currently do not utilize this information. */ @@ -667,61 +583,14 @@ static void ide_tape_callback(ide_drive_t *drive) idetape_end_request(drive, uptodate, 0); } -static void idetape_init_pc(struct ide_atapi_pc *pc) -{ - memset(pc->c, 0, 12); - pc->retries = 0; - pc->flags = 0; - pc->req_xfer = 0; - pc->buf = pc->pc_buf; - pc->buf_size = IDETAPE_PC_BUFFER_SIZE; - pc->bh = NULL; - pc->b_data = NULL; -} - static void idetape_create_request_sense_cmd(struct ide_atapi_pc *pc) { - idetape_init_pc(pc); + ide_init_pc(pc); pc->c[0] = REQUEST_SENSE; pc->c[4] = 20; pc->req_xfer = 20; } -static void idetape_init_rq(struct request *rq, u8 cmd) -{ - blk_rq_init(NULL, rq); - rq->cmd_type = REQ_TYPE_SPECIAL; - rq->cmd[13] = cmd; -} - -/* - * Generate a new packet command request in front of the request queue, before - * the current request, so that it will be processed immediately, on the next - * pass through the driver. The function below is called from the request - * handling part of the driver (the "bottom" part). Safe storage for the request - * should be allocated with ide_tape_next_{pc,rq}_storage() prior to that. - * - * Memory for those requests is pre-allocated at initialization time, and is - * limited to IDETAPE_PC_STACK requests. We assume that we have enough space for - * the maximum possible number of inter-dependent packet commands. - * - * The higher level of the driver - The ioctl handler and the character device - * handling functions should queue request to the lower level part and wait for - * their completion using idetape_queue_pc_tail or idetape_queue_rw_tail. - */ -static void idetape_queue_pc_head(ide_drive_t *drive, struct ide_atapi_pc *pc, - struct request *rq) -{ - struct ide_tape_obj *tape = drive->driver_data; - - idetape_init_rq(rq, REQ_IDETAPE_PC1); - rq->cmd_flags |= REQ_PREEMPT; - rq->buffer = (char *) pc; - rq->rq_disk = tape->disk; - memcpy(rq->cmd, pc->c, 12); - ide_do_drive_cmd(drive, rq); -} - /* * idetape_retry_pc is called when an error was detected during the * last packet command. We queue a request sense packet command in @@ -729,15 +598,14 @@ static void idetape_queue_pc_head(ide_drive_t *drive, struct ide_atapi_pc *pc, */ static void idetape_retry_pc(ide_drive_t *drive) { - struct ide_atapi_pc *pc; - struct request *rq; + struct ide_tape_obj *tape = drive->driver_data; + struct request *rq = &tape->request_sense_rq; + struct ide_atapi_pc *pc = &tape->request_sense_pc; (void)ide_read_error(drive); - pc = idetape_next_pc_storage(drive); - rq = idetape_next_rq_storage(drive); idetape_create_request_sense_cmd(pc); set_bit(IDE_AFLAG_IGNORE_DSC, &drive->atapi_flags); - idetape_queue_pc_head(drive, pc, rq); + ide_queue_pc_head(drive, tape->disk, pc, rq); } /* @@ -766,13 +634,15 @@ static void ide_tape_handle_dsc(ide_drive_t *drive) idetape_postpone_request(drive); } -static void ide_tape_io_buffers(ide_drive_t *drive, struct ide_atapi_pc *pc, +static int ide_tape_io_buffers(ide_drive_t *drive, struct ide_atapi_pc *pc, unsigned int bcount, int write) { if (write) idetape_output_buffers(drive, pc, bcount); else idetape_input_buffers(drive, pc, bcount); + + return bcount; } /* @@ -786,7 +656,7 @@ static ide_startstop_t idetape_pc_intr(ide_drive_t *drive) { idetape_tape_t *tape = drive->driver_data; - return ide_pc_intr(drive, tape->pc, idetape_pc_intr, IDETAPE_WAIT_CMD, + return ide_pc_intr(drive, tape->pc, idetape_pc_intr, WAIT_TAPE_CMD, NULL, idetape_update_buffers, idetape_retry_pc, ide_tape_handle_dsc, ide_tape_io_buffers); } @@ -832,7 +702,7 @@ static ide_startstop_t idetape_transfer_pc(ide_drive_t *drive) idetape_tape_t *tape = drive->driver_data; return ide_transfer_pc(drive, tape->pc, idetape_pc_intr, - IDETAPE_WAIT_CMD, NULL); + WAIT_TAPE_CMD, NULL); } static ide_startstop_t idetape_issue_pc(ide_drive_t *drive, @@ -881,13 +751,13 @@ static ide_startstop_t idetape_issue_pc(ide_drive_t *drive, pc->retries++; return ide_issue_pc(drive, pc, idetape_transfer_pc, - IDETAPE_WAIT_CMD, NULL); + WAIT_TAPE_CMD, NULL); } /* A mode sense command is used to "sense" tape parameters. */ static void idetape_create_mode_sense_cmd(struct ide_atapi_pc *pc, u8 page_code) { - idetape_init_pc(pc); + ide_init_pc(pc); pc->c[0] = MODE_SENSE; if (page_code != IDETAPE_BLOCK_DESCRIPTOR) /* DBD = 1 - Don't return block descriptors */ @@ -920,8 +790,8 @@ static ide_startstop_t idetape_media_access_finished(ide_drive_t *drive) stat = hwif->tp_ops->read_status(hwif); - if (stat & SEEK_STAT) { - if (stat & ERR_STAT) { + if (stat & ATA_DSC) { + if (stat & ATA_ERR) { /* Error detected */ if (pc->c[0] != TEST_UNIT_READY) printk(KERN_ERR "ide-tape: %s: I/O error, ", @@ -946,7 +816,7 @@ static void ide_tape_create_rw_cmd(idetape_tape_t *tape, struct idetape_bh *bh = (struct idetape_bh *)rq->special; unsigned int length = rq->current_nr_sectors; - idetape_init_pc(pc); + ide_init_pc(pc); put_unaligned(cpu_to_be32(length), (unsigned int *) &pc->c[1]); pc->c[1] = 1; pc->bh = bh; @@ -978,9 +848,10 @@ static ide_startstop_t idetape_do_request(ide_drive_t *drive, struct request *postponed_rq = tape->postponed_rq; u8 stat; - debug_log(DBG_SENSE, "sector: %ld, nr_sectors: %ld," - " current_nr_sectors: %d\n", - rq->sector, rq->nr_sectors, rq->current_nr_sectors); + debug_log(DBG_SENSE, "sector: %llu, nr_sectors: %lu," + " current_nr_sectors: %u\n", + (unsigned long long)rq->sector, rq->nr_sectors, + rq->current_nr_sectors); if (!blk_special_request(rq)) { /* We do not support buffer cache originated requests. */ @@ -1021,7 +892,7 @@ static ide_startstop_t idetape_do_request(ide_drive_t *drive, } if (!test_and_clear_bit(IDE_AFLAG_IGNORE_DSC, &drive->atapi_flags) && - (stat & SEEK_STAT) == 0) { + (stat & ATA_DSC) == 0) { if (postponed_rq == NULL) { tape->dsc_polling_start = jiffies; tape->dsc_poll_freq = tape->best_dsc_rw_freq; @@ -1043,12 +914,12 @@ static ide_startstop_t idetape_do_request(ide_drive_t *drive, return ide_stopped; } if (rq->cmd[13] & REQ_IDETAPE_READ) { - pc = idetape_next_pc_storage(drive); + pc = &tape->queued_pc; ide_tape_create_rw_cmd(tape, pc, rq, READ_6); goto out; } if (rq->cmd[13] & REQ_IDETAPE_WRITE) { - pc = idetape_next_pc_storage(drive); + pc = &tape->queued_pc; ide_tape_create_rw_cmd(tape, pc, rq, WRITE_6); goto out; } @@ -1235,77 +1106,30 @@ static void idetape_init_merge_buffer(idetape_tape_t *tape) static void idetape_create_write_filemark_cmd(ide_drive_t *drive, struct ide_atapi_pc *pc, int write_filemark) { - idetape_init_pc(pc); + ide_init_pc(pc); pc->c[0] = WRITE_FILEMARKS; pc->c[4] = write_filemark; pc->flags |= PC_FLAG_WAIT_FOR_DSC; } -static void idetape_create_test_unit_ready_cmd(struct ide_atapi_pc *pc) -{ - idetape_init_pc(pc); - pc->c[0] = TEST_UNIT_READY; -} - -/* - * We add a special packet command request to the tail of the request queue, and - * wait for it to be serviced. This is not to be called from within the request - * handling part of the driver! We allocate here data on the stack and it is - * valid until the request is finished. This is not the case for the bottom part - * of the driver, where we are always leaving the functions to wait for an - * interrupt or a timer event. - * - * From the bottom part of the driver, we should allocate safe memory using - * idetape_next_pc_storage() and ide_tape_next_rq_storage(), and add the request - * to the request list without waiting for it to be serviced! In that case, we - * usually use idetape_queue_pc_head(). - */ -static int idetape_queue_pc_tail(ide_drive_t *drive, struct ide_atapi_pc *pc) -{ - struct ide_tape_obj *tape = drive->driver_data; - struct request *rq; - int error; - - rq = blk_get_request(drive->queue, READ, __GFP_WAIT); - rq->cmd_type = REQ_TYPE_SPECIAL; - rq->cmd[13] = REQ_IDETAPE_PC1; - rq->buffer = (char *)pc; - memcpy(rq->cmd, pc->c, 12); - error = blk_execute_rq(drive->queue, tape->disk, rq, 0); - blk_put_request(rq); - return error; -} - -static void idetape_create_load_unload_cmd(ide_drive_t *drive, - struct ide_atapi_pc *pc, int cmd) -{ - idetape_init_pc(pc); - pc->c[0] = START_STOP; - pc->c[4] = cmd; - pc->flags |= PC_FLAG_WAIT_FOR_DSC; -} - static int idetape_wait_ready(ide_drive_t *drive, unsigned long timeout) { idetape_tape_t *tape = drive->driver_data; - struct ide_atapi_pc pc; + struct gendisk *disk = tape->disk; int load_attempted = 0; /* Wait for the tape to become ready */ set_bit(IDE_AFLAG_MEDIUM_PRESENT, &drive->atapi_flags); timeout += jiffies; while (time_before(jiffies, timeout)) { - idetape_create_test_unit_ready_cmd(&pc); - if (!idetape_queue_pc_tail(drive, &pc)) + if (ide_do_test_unit_ready(drive, disk) == 0) return 0; if ((tape->sense_key == 2 && tape->asc == 4 && tape->ascq == 2) || (tape->asc == 0x3A)) { /* no media */ if (load_attempted) return -ENOMEDIUM; - idetape_create_load_unload_cmd(drive, &pc, - IDETAPE_LU_LOAD_MASK); - idetape_queue_pc_tail(drive, &pc); + ide_do_start_stop(drive, disk, IDETAPE_LU_LOAD_MASK); load_attempted = 1; /* not about to be ready */ } else if (!(tape->sense_key == 2 && tape->asc == 4 && @@ -1318,11 +1142,12 @@ static int idetape_wait_ready(ide_drive_t *drive, unsigned long timeout) static int idetape_flush_tape_buffers(ide_drive_t *drive) { + struct ide_tape_obj *tape = drive->driver_data; struct ide_atapi_pc pc; int rc; idetape_create_write_filemark_cmd(drive, &pc, 0); - rc = idetape_queue_pc_tail(drive, &pc); + rc = ide_queue_pc_tail(drive, tape->disk, &pc); if (rc) return rc; idetape_wait_ready(drive, 60 * 5 * HZ); @@ -1331,7 +1156,7 @@ static int idetape_flush_tape_buffers(ide_drive_t *drive) static void idetape_create_read_position_cmd(struct ide_atapi_pc *pc) { - idetape_init_pc(pc); + ide_init_pc(pc); pc->c[0] = READ_POSITION; pc->req_xfer = 20; } @@ -1345,7 +1170,7 @@ static int idetape_read_position(ide_drive_t *drive) debug_log(DBG_PROCS, "Enter %s\n", __func__); idetape_create_read_position_cmd(&pc); - if (idetape_queue_pc_tail(drive, &pc)) + if (ide_queue_pc_tail(drive, tape->disk, &pc)) return -1; position = tape->first_frame; return position; @@ -1355,7 +1180,7 @@ static void idetape_create_locate_cmd(ide_drive_t *drive, struct ide_atapi_pc *pc, unsigned int block, u8 partition, int skip) { - idetape_init_pc(pc); + ide_init_pc(pc); pc->c[0] = POSITION_TO_ELEMENT; pc->c[1] = 2; put_unaligned(cpu_to_be32(block), (unsigned int *) &pc->c[3]); @@ -1363,21 +1188,6 @@ static void idetape_create_locate_cmd(ide_drive_t *drive, pc->flags |= PC_FLAG_WAIT_FOR_DSC; } -static int idetape_create_prevent_cmd(ide_drive_t *drive, - struct ide_atapi_pc *pc, int prevent) -{ - idetape_tape_t *tape = drive->driver_data; - - /* device supports locking according to capabilities page */ - if (!(tape->caps[6] & 0x01)) - return 0; - - idetape_init_pc(pc); - pc->c[0] = ALLOW_MEDIUM_REMOVAL; - pc->c[4] = prevent; - return 1; -} - static void __ide_tape_discard_merge_buffer(ide_drive_t *drive) { idetape_tape_t *tape = drive->driver_data; @@ -1405,6 +1215,7 @@ static int idetape_position_tape(ide_drive_t *drive, unsigned int block, u8 partition, int skip) { idetape_tape_t *tape = drive->driver_data; + struct gendisk *disk = tape->disk; int retval; struct ide_atapi_pc pc; @@ -1412,12 +1223,12 @@ static int idetape_position_tape(ide_drive_t *drive, unsigned int block, __ide_tape_discard_merge_buffer(drive); idetape_wait_ready(drive, 60 * 5 * HZ); idetape_create_locate_cmd(drive, &pc, block, partition, skip); - retval = idetape_queue_pc_tail(drive, &pc); + retval = ide_queue_pc_tail(drive, disk, &pc); if (retval) return (retval); idetape_create_read_position_cmd(&pc); - return (idetape_queue_pc_tail(drive, &pc)); + return ide_queue_pc_tail(drive, disk, &pc); } static void ide_tape_discard_merge_buffer(ide_drive_t *drive, @@ -1477,7 +1288,7 @@ static int idetape_queue_rw_tail(ide_drive_t *drive, int cmd, int blocks, static void idetape_create_inquiry_cmd(struct ide_atapi_pc *pc) { - idetape_init_pc(pc); + ide_init_pc(pc); pc->c[0] = INQUIRY; pc->c[4] = 254; pc->req_xfer = 254; @@ -1486,14 +1297,14 @@ static void idetape_create_inquiry_cmd(struct ide_atapi_pc *pc) static void idetape_create_rewind_cmd(ide_drive_t *drive, struct ide_atapi_pc *pc) { - idetape_init_pc(pc); + ide_init_pc(pc); pc->c[0] = REZERO_UNIT; pc->flags |= PC_FLAG_WAIT_FOR_DSC; } static void idetape_create_erase_cmd(struct ide_atapi_pc *pc) { - idetape_init_pc(pc); + ide_init_pc(pc); pc->c[0] = ERASE; pc->c[1] = 1; pc->flags |= PC_FLAG_WAIT_FOR_DSC; @@ -1501,7 +1312,7 @@ static void idetape_create_erase_cmd(struct ide_atapi_pc *pc) static void idetape_create_space_cmd(struct ide_atapi_pc *pc, int count, u8 cmd) { - idetape_init_pc(pc); + ide_init_pc(pc); pc->c[0] = SPACE; put_unaligned(cpu_to_be32(count), (unsigned int *) &pc->c[1]); pc->c[1] = cmd; @@ -1664,20 +1475,20 @@ static void idetape_pad_zeros(ide_drive_t *drive, int bcount) */ static int idetape_rewind_tape(ide_drive_t *drive) { + struct ide_tape_obj *tape = drive->driver_data; + struct gendisk *disk = tape->disk; int retval; struct ide_atapi_pc pc; - idetape_tape_t *tape; - tape = drive->driver_data; debug_log(DBG_SENSE, "Enter %s\n", __func__); idetape_create_rewind_cmd(drive, &pc); - retval = idetape_queue_pc_tail(drive, &pc); + retval = ide_queue_pc_tail(drive, disk, &pc); if (retval) return retval; idetape_create_read_position_cmd(&pc); - retval = idetape_queue_pc_tail(drive, &pc); + retval = ide_queue_pc_tail(drive, disk, &pc); if (retval) return retval; return 0; @@ -1720,6 +1531,7 @@ static int idetape_space_over_filemarks(ide_drive_t *drive, short mt_op, int mt_count) { idetape_tape_t *tape = drive->driver_data; + struct gendisk *disk = tape->disk; struct ide_atapi_pc pc; int retval, count = 0; int sprev = !!(tape->caps[4] & 0x20); @@ -1744,7 +1556,7 @@ static int idetape_space_over_filemarks(ide_drive_t *drive, short mt_op, case MTBSF: idetape_create_space_cmd(&pc, mt_count - count, IDETAPE_SPACE_OVER_FILEMARK); - return idetape_queue_pc_tail(drive, &pc); + return ide_queue_pc_tail(drive, disk, &pc); case MTFSFM: case MTBSFM: if (!sprev) @@ -1933,11 +1745,12 @@ static ssize_t idetape_chrdev_write(struct file *file, const char __user *buf, static int idetape_write_filemark(ide_drive_t *drive) { + struct ide_tape_obj *tape = drive->driver_data; struct ide_atapi_pc pc; /* Write a filemark */ idetape_create_write_filemark_cmd(drive, &pc, 1); - if (idetape_queue_pc_tail(drive, &pc)) { + if (ide_queue_pc_tail(drive, tape->disk, &pc)) { printk(KERN_ERR "ide-tape: Couldn't write a filemark\n"); return -EIO; } @@ -1960,6 +1773,7 @@ static int idetape_write_filemark(ide_drive_t *drive) static int idetape_mtioctop(ide_drive_t *drive, short mt_op, int mt_count) { idetape_tape_t *tape = drive->driver_data; + struct gendisk *disk = tape->disk; struct ide_atapi_pc pc; int i, retval; @@ -1996,9 +1810,7 @@ static int idetape_mtioctop(ide_drive_t *drive, short mt_op, int mt_count) return 0; case MTLOAD: ide_tape_discard_merge_buffer(drive, 0); - idetape_create_load_unload_cmd(drive, &pc, - IDETAPE_LU_LOAD_MASK); - return idetape_queue_pc_tail(drive, &pc); + return ide_do_start_stop(drive, disk, IDETAPE_LU_LOAD_MASK); case MTUNLOAD: case MTOFFL: /* @@ -2006,14 +1818,11 @@ static int idetape_mtioctop(ide_drive_t *drive, short mt_op, int mt_count) * attempting to eject. */ if (tape->door_locked) { - if (idetape_create_prevent_cmd(drive, &pc, 0)) - if (!idetape_queue_pc_tail(drive, &pc)) - tape->door_locked = DOOR_UNLOCKED; + if (!ide_set_media_lock(drive, disk, 0)) + tape->door_locked = DOOR_UNLOCKED; } ide_tape_discard_merge_buffer(drive, 0); - idetape_create_load_unload_cmd(drive, &pc, - !IDETAPE_LU_LOAD_MASK); - retval = idetape_queue_pc_tail(drive, &pc); + retval = ide_do_start_stop(drive, disk, !IDETAPE_LU_LOAD_MASK); if (!retval) clear_bit(IDE_AFLAG_MEDIUM_PRESENT, &drive->atapi_flags); return retval; @@ -2022,16 +1831,15 @@ static int idetape_mtioctop(ide_drive_t *drive, short mt_op, int mt_count) return idetape_flush_tape_buffers(drive); case MTRETEN: ide_tape_discard_merge_buffer(drive, 0); - idetape_create_load_unload_cmd(drive, &pc, + return ide_do_start_stop(drive, disk, IDETAPE_LU_RETENSION_MASK | IDETAPE_LU_LOAD_MASK); - return idetape_queue_pc_tail(drive, &pc); case MTEOM: idetape_create_space_cmd(&pc, 0, IDETAPE_SPACE_TO_EOD); - return idetape_queue_pc_tail(drive, &pc); + return ide_queue_pc_tail(drive, disk, &pc); case MTERASE: (void)idetape_rewind_tape(drive); idetape_create_erase_cmd(&pc); - return idetape_queue_pc_tail(drive, &pc); + return ide_queue_pc_tail(drive, disk, &pc); case MTSETBLK: if (mt_count) { if (mt_count < tape->blk_size || @@ -2052,17 +1860,13 @@ static int idetape_mtioctop(ide_drive_t *drive, short mt_op, int mt_count) case MTFSR: case MTBSR: case MTLOCK: - if (!idetape_create_prevent_cmd(drive, &pc, 1)) - return 0; - retval = idetape_queue_pc_tail(drive, &pc); + retval = ide_set_media_lock(drive, disk, 1); if (retval) return retval; tape->door_locked = DOOR_EXPLICITLY_LOCKED; return 0; case MTUNLOCK: - if (!idetape_create_prevent_cmd(drive, &pc, 0)) - return 0; - retval = idetape_queue_pc_tail(drive, &pc); + retval = ide_set_media_lock(drive, disk, 0); if (retval) return retval; tape->door_locked = DOOR_UNLOCKED; @@ -2144,7 +1948,7 @@ static void ide_tape_get_bsize_from_bdesc(ide_drive_t *drive) struct ide_atapi_pc pc; idetape_create_mode_sense_cmd(&pc, IDETAPE_BLOCK_DESCRIPTOR); - if (idetape_queue_pc_tail(drive, &pc)) { + if (ide_queue_pc_tail(drive, tape->disk, &pc)) { printk(KERN_ERR "ide-tape: Can't get block descriptor\n"); if (tape->blk_size == 0) { printk(KERN_WARNING "ide-tape: Cannot deal with zero " @@ -2164,7 +1968,6 @@ static int idetape_chrdev_open(struct inode *inode, struct file *filp) unsigned int minor = iminor(inode), i = minor & ~0xc0; ide_drive_t *drive; idetape_tape_t *tape; - struct ide_atapi_pc pc; int retval; if (i >= MAX_HWIFS * MAX_DRIVES) @@ -2227,11 +2030,9 @@ static int idetape_chrdev_open(struct inode *inode, struct file *filp) /* Lock the tape drive door so user can't eject. */ if (tape->chrdev_dir == IDETAPE_DIR_NONE) { - if (idetape_create_prevent_cmd(drive, &pc, 1)) { - if (!idetape_queue_pc_tail(drive, &pc)) { - if (tape->door_locked != DOOR_EXPLICITLY_LOCKED) - tape->door_locked = DOOR_LOCKED; - } + if (!ide_set_media_lock(drive, tape->disk, 1)) { + if (tape->door_locked != DOOR_EXPLICITLY_LOCKED) + tape->door_locked = DOOR_LOCKED; } } unlock_kernel(); @@ -2264,7 +2065,6 @@ static int idetape_chrdev_release(struct inode *inode, struct file *filp) { struct ide_tape_obj *tape = ide_tape_f(filp); ide_drive_t *drive = tape->drive; - struct ide_atapi_pc pc; unsigned int minor = iminor(inode); lock_kernel(); @@ -2283,10 +2083,8 @@ static int idetape_chrdev_release(struct inode *inode, struct file *filp) (void) idetape_rewind_tape(drive); if (tape->chrdev_dir == IDETAPE_DIR_NONE) { if (tape->door_locked == DOOR_LOCKED) { - if (idetape_create_prevent_cmd(drive, &pc, 0)) { - if (!idetape_queue_pc_tail(drive, &pc)) - tape->door_locked = DOOR_UNLOCKED; - } + if (!ide_set_media_lock(drive, tape->disk, 0)) + tape->door_locked = DOOR_UNLOCKED; } } clear_bit(IDE_AFLAG_BUSY, &drive->atapi_flags); @@ -2295,45 +2093,6 @@ static int idetape_chrdev_release(struct inode *inode, struct file *filp) return 0; } -/* - * check the contents of the ATAPI IDENTIFY command results. We return: - * - * 1 - If the tape can be supported by us, based on the information we have so - * far. - * - * 0 - If this tape driver is not currently supported by us. - */ -static int idetape_identify_device(ide_drive_t *drive) -{ - u8 gcw[2], protocol, device_type, removable, packet_size; - - if (drive->id_read == 0) - return 1; - - *((unsigned short *) &gcw) = drive->id->config; - - protocol = (gcw[1] & 0xC0) >> 6; - device_type = gcw[1] & 0x1F; - removable = !!(gcw[0] & 0x80); - packet_size = gcw[0] & 0x3; - - /* Check that we can support this device */ - if (protocol != 2) - printk(KERN_ERR "ide-tape: Protocol (0x%02x) is not ATAPI\n", - protocol); - else if (device_type != 1) - printk(KERN_ERR "ide-tape: Device type (0x%02x) is not set " - "to tape\n", device_type); - else if (!removable) - printk(KERN_ERR "ide-tape: The removable flag is not set\n"); - else if (packet_size != 0) { - printk(KERN_ERR "ide-tape: Packet size (0x%02x) is not 12" - " bytes\n", packet_size); - } else - return 1; - return 0; -} - static void idetape_get_inquiry_results(ide_drive_t *drive) { idetape_tape_t *tape = drive->driver_data; @@ -2341,7 +2100,7 @@ static void idetape_get_inquiry_results(ide_drive_t *drive) char fw_rev[4], vendor_id[8], product_id[16]; idetape_create_inquiry_cmd(&pc); - if (idetape_queue_pc_tail(drive, &pc)) { + if (ide_queue_pc_tail(drive, tape->disk, &pc)) { printk(KERN_ERR "ide-tape: %s: can't get INQUIRY results\n", tape->name); return; @@ -2370,7 +2129,7 @@ static void idetape_get_mode_sense_results(ide_drive_t *drive) u8 speed, max_speed; idetape_create_mode_sense_cmd(&pc, IDETAPE_CAPABILITIES_PAGE); - if (idetape_queue_pc_tail(drive, &pc)) { + if (ide_queue_pc_tail(drive, tape->disk, &pc)) { printk(KERN_ERR "ide-tape: Can't get tape parameters - assuming" " some default values\n"); tape->blk_size = 512; @@ -2402,6 +2161,11 @@ static void idetape_get_mode_sense_results(ide_drive_t *drive) } memcpy(&tape->caps, caps, 20); + + /* device lacks locking support according to capabilities page */ + if ((caps[6] & 1) == 0) + drive->atapi_flags |= IDE_AFLAG_NO_DOORLOCK; + if (caps[7] & 0x02) tape->blk_size = 512; else if (caps[7] & 0x04) @@ -2409,28 +2173,56 @@ static void idetape_get_mode_sense_results(ide_drive_t *drive) } #ifdef CONFIG_IDE_PROC_FS -static void idetape_add_settings(ide_drive_t *drive) -{ - idetape_tape_t *tape = drive->driver_data; - - ide_add_setting(drive, "buffer", SETTING_READ, TYPE_SHORT, 0, 0xffff, - 1, 2, (u16 *)&tape->caps[16], NULL); - ide_add_setting(drive, "speed", SETTING_READ, TYPE_SHORT, 0, 0xffff, - 1, 1, (u16 *)&tape->caps[14], NULL); - ide_add_setting(drive, "buffer_size", SETTING_READ, TYPE_INT, 0, 0xffff, - 1, 1024, &tape->buffer_size, NULL); - ide_add_setting(drive, "tdsc", SETTING_RW, TYPE_INT, IDETAPE_DSC_RW_MIN, - IDETAPE_DSC_RW_MAX, 1000, HZ, &tape->best_dsc_rw_freq, - NULL); - ide_add_setting(drive, "dsc_overlap", SETTING_RW, TYPE_BYTE, 0, 1, 1, - 1, &drive->dsc_overlap, NULL); - ide_add_setting(drive, "avg_speed", SETTING_READ, TYPE_INT, 0, 0xffff, - 1, 1, &tape->avg_speed, NULL); - ide_add_setting(drive, "debug_mask", SETTING_RW, TYPE_INT, 0, 0xffff, 1, - 1, &tape->debug_mask, NULL); -} -#else -static inline void idetape_add_settings(ide_drive_t *drive) { ; } +#define ide_tape_devset_get(name, field) \ +static int get_##name(ide_drive_t *drive) \ +{ \ + idetape_tape_t *tape = drive->driver_data; \ + return tape->field; \ +} + +#define ide_tape_devset_set(name, field) \ +static int set_##name(ide_drive_t *drive, int arg) \ +{ \ + idetape_tape_t *tape = drive->driver_data; \ + tape->field = arg; \ + return 0; \ +} + +#define ide_tape_devset_rw_field(_name, _field) \ +ide_tape_devset_get(_name, _field) \ +ide_tape_devset_set(_name, _field) \ +IDE_DEVSET(_name, DS_SYNC, get_##_name, set_##_name) + +#define ide_tape_devset_r_field(_name, _field) \ +ide_tape_devset_get(_name, _field) \ +IDE_DEVSET(_name, 0, get_##_name, NULL) + +static int mulf_tdsc(ide_drive_t *drive) { return 1000; } +static int divf_tdsc(ide_drive_t *drive) { return HZ; } +static int divf_buffer(ide_drive_t *drive) { return 2; } +static int divf_buffer_size(ide_drive_t *drive) { return 1024; } + +ide_devset_rw_field(dsc_overlap, dsc_overlap); + +ide_tape_devset_rw_field(debug_mask, debug_mask); +ide_tape_devset_rw_field(tdsc, best_dsc_rw_freq); + +ide_tape_devset_r_field(avg_speed, avg_speed); +ide_tape_devset_r_field(speed, caps[14]); +ide_tape_devset_r_field(buffer, caps[16]); +ide_tape_devset_r_field(buffer_size, buffer_size); + +static const struct ide_proc_devset idetape_settings[] = { + __IDE_PROC_DEVSET(avg_speed, 0, 0xffff, NULL, NULL), + __IDE_PROC_DEVSET(buffer, 0, 0xffff, NULL, divf_buffer), + __IDE_PROC_DEVSET(buffer_size, 0, 0xffff, NULL, divf_buffer_size), + __IDE_PROC_DEVSET(debug_mask, 0, 0xffff, NULL, NULL), + __IDE_PROC_DEVSET(dsc_overlap, 0, 1, NULL, NULL), + __IDE_PROC_DEVSET(speed, 0, 0xffff, NULL, NULL), + __IDE_PROC_DEVSET(tdsc, IDETAPE_DSC_RW_MIN, IDETAPE_DSC_RW_MAX, + mulf_tdsc, divf_tdsc), + { 0 }, +}; #endif /* @@ -2462,15 +2254,15 @@ static void idetape_setup(ide_drive_t *drive, idetape_tape_t *tape, int minor) drive->dsc_overlap = 0; } /* Seagate Travan drives do not support DSC overlap. */ - if (strstr(drive->id->model, "Seagate STT3401")) + if (strstr((char *)&drive->id[ATA_ID_PROD], "Seagate STT3401")) drive->dsc_overlap = 0; tape->minor = minor; tape->name[0] = 'h'; tape->name[1] = 't'; tape->name[2] = '0' + minor; tape->chrdev_dir = IDETAPE_DIR_NONE; - tape->pc = tape->pc_stack; - *((unsigned short *) &gcw) = drive->id->config; + + *((u16 *)&gcw) = drive->id[ATA_ID_CONFIG]; /* Command packet DRQ type */ if (((gcw[0] & 0x60) >> 5) == 1) @@ -2512,7 +2304,7 @@ static void idetape_setup(ide_drive_t *drive, idetape_tape_t *tape, int minor) tape->best_dsc_rw_freq * 1000 / HZ, drive->using_dma ? ", DMA":""); - idetape_add_settings(drive); + ide_proc_register_driver(drive, tape->driver); } static void ide_tape_remove(ide_drive_t *drive) @@ -2577,12 +2369,12 @@ static ide_driver_t idetape_driver = { .remove = ide_tape_remove, .version = IDETAPE_VERSION, .media = ide_tape, - .supports_dsc_overlap = 1, .do_request = idetape_do_request, .end_request = idetape_end_request, .error = __ide_error, #ifdef CONFIG_IDE_PROC_FS .proc = idetape_proc, + .settings = idetape_settings, #endif }; @@ -2645,11 +2437,11 @@ static int ide_tape_probe(ide_drive_t *drive) if (!strstr("ide-tape", drive->driver_req)) goto failed; - if (!drive->present) - goto failed; + if (drive->media != ide_tape) goto failed; - if (!idetape_identify_device(drive)) { + + if (drive->id_read == 1 && !ide_check_atapi_device(drive, DRV_NAME)) { printk(KERN_ERR "ide-tape: %s: not supported by this version of" " the driver\n", drive->name); goto failed; @@ -2667,8 +2459,6 @@ static int ide_tape_probe(ide_drive_t *drive) ide_init_disk(g, drive); - ide_proc_register_driver(drive, &idetape_driver); - kref_init(&tape->kref); tape->drive = drive; diff --git a/drivers/ide/ide-taskfile.c b/drivers/ide/ide-taskfile.c index 7fb6f1c8627..487b18b3eba 100644 --- a/drivers/ide/ide-taskfile.c +++ b/drivers/ide/ide-taskfile.c @@ -44,9 +44,9 @@ int taskfile_lib_get_identify (ide_drive_t *drive, u8 *buf) memset(&args, 0, sizeof(ide_task_t)); args.tf.nsect = 0x01; if (drive->media == ide_disk) - args.tf.command = WIN_IDENTIFY; + args.tf.command = ATA_CMD_ID_ATA; else - args.tf.command = WIN_PIDENTIFY; + args.tf.command = ATA_CMD_ID_ATAPI; args.tf_flags = IDE_TFLAG_TF | IDE_TFLAG_DEVICE; args.data_phase = TASKFILE_IN; return ide_raw_taskfile(drive, &args, buf, 1); @@ -99,12 +99,17 @@ ide_startstop_t do_rw_taskfile (ide_drive_t *drive, ide_task_t *task) case TASKFILE_NO_DATA: if (handler == NULL) handler = task_no_data_intr; - /* WIN_{SPECIFY,RESTORE,SETMULT} use custom handlers */ if (task->tf_flags & IDE_TFLAG_CUSTOM_HANDLER) { switch (tf->command) { - case WIN_SPECIFY: handler = set_geometry_intr; break; - case WIN_RESTORE: handler = recal_intr; break; - case WIN_SETMULT: handler = set_multmode_intr; break; + case ATA_CMD_INIT_DEV_PARAMS: + handler = set_geometry_intr; + break; + case ATA_CMD_RESTORE: + handler = recal_intr; + break; + case ATA_CMD_SET_MULTI: + handler = set_multmode_intr; + break; } } ide_execute_command(drive, tf->command, handler, @@ -121,7 +126,7 @@ ide_startstop_t do_rw_taskfile (ide_drive_t *drive, ide_task_t *task) EXPORT_SYMBOL_GPL(do_rw_taskfile); /* - * set_multmode_intr() is invoked on completion of a WIN_SETMULT cmd. + * set_multmode_intr() is invoked on completion of a ATA_CMD_SET_MULTI cmd. */ static ide_startstop_t set_multmode_intr(ide_drive_t *drive) { @@ -131,7 +136,7 @@ static ide_startstop_t set_multmode_intr(ide_drive_t *drive) local_irq_enable_in_hardirq(); stat = hwif->tp_ops->read_status(hwif); - if (OK_STAT(stat, READY_STAT, BAD_STAT)) + if (OK_STAT(stat, ATA_DRDY, BAD_STAT)) drive->mult_count = drive->mult_req; else { drive->mult_req = drive->mult_count = 0; @@ -142,7 +147,7 @@ static ide_startstop_t set_multmode_intr(ide_drive_t *drive) } /* - * set_geometry_intr() is invoked on completion of a WIN_SPECIFY cmd. + * set_geometry_intr() is invoked on completion of a ATA_CMD_INIT_DEV_PARAMS cmd. */ static ide_startstop_t set_geometry_intr(ide_drive_t *drive) { @@ -154,15 +159,15 @@ static ide_startstop_t set_geometry_intr(ide_drive_t *drive) while (1) { stat = hwif->tp_ops->read_status(hwif); - if ((stat & BUSY_STAT) == 0 || retries-- == 0) + if ((stat & ATA_BUSY) == 0 || retries-- == 0) break; udelay(10); }; - if (OK_STAT(stat, READY_STAT, BAD_STAT)) + if (OK_STAT(stat, ATA_DRDY, BAD_STAT)) return ide_stopped; - if (stat & (ERR_STAT|DRQ_STAT)) + if (stat & (ATA_ERR | ATA_DRQ)) return ide_error(drive, "set_geometry_intr", stat); ide_set_handler(drive, &set_geometry_intr, WAIT_WORSTCASE, NULL); @@ -170,7 +175,7 @@ static ide_startstop_t set_geometry_intr(ide_drive_t *drive) } /* - * recal_intr() is invoked on completion of a WIN_RESTORE (recalibrate) cmd. + * recal_intr() is invoked on completion of a ATA_CMD_RESTORE (recalibrate) cmd. */ static ide_startstop_t recal_intr(ide_drive_t *drive) { @@ -180,7 +185,7 @@ static ide_startstop_t recal_intr(ide_drive_t *drive) local_irq_enable_in_hardirq(); stat = hwif->tp_ops->read_status(hwif); - if (!OK_STAT(stat, READY_STAT, BAD_STAT)) + if (!OK_STAT(stat, ATA_DRDY, BAD_STAT)) return ide_error(drive, "recal_intr", stat); return ide_stopped; } @@ -197,7 +202,7 @@ static ide_startstop_t task_no_data_intr(ide_drive_t *drive) local_irq_enable_in_hardirq(); stat = hwif->tp_ops->read_status(hwif); - if (!OK_STAT(stat, READY_STAT, BAD_STAT)) + if (!OK_STAT(stat, ATA_DRDY, BAD_STAT)) return ide_error(drive, "task_no_data_intr", stat); /* calls ide_end_drive_cmd */ @@ -220,13 +225,13 @@ static u8 wait_drive_not_busy(ide_drive_t *drive) for (retries = 0; retries < 1000; retries++) { stat = hwif->tp_ops->read_status(hwif); - if (stat & BUSY_STAT) + if (stat & ATA_BUSY) udelay(10); else break; } - if (stat & BUSY_STAT) + if (stat & ATA_BUSY) printk(KERN_ERR "%s: drive still BUSY!\n", drive->name); return stat; @@ -385,7 +390,7 @@ void task_end_request(ide_drive_t *drive, struct request *rq, u8 stat) static ide_startstop_t task_in_unexpected(ide_drive_t *drive, struct request *rq, u8 stat) { /* Command all done? */ - if (OK_STAT(stat, READY_STAT, BUSY_STAT)) { + if (OK_STAT(stat, ATA_DRDY, ATA_BUSY)) { task_end_request(drive, rq, stat); return ide_stopped; } @@ -405,11 +410,11 @@ static ide_startstop_t task_in_intr(ide_drive_t *drive) u8 stat = hwif->tp_ops->read_status(hwif); /* Error? */ - if (stat & ERR_STAT) + if (stat & ATA_ERR) return task_error(drive, rq, __func__, stat); /* Didn't want any data? Odd. */ - if (!(stat & DRQ_STAT)) + if ((stat & ATA_DRQ) == 0) return task_in_unexpected(drive, rq, stat); ide_pio_datablock(drive, rq, 0); @@ -442,7 +447,7 @@ static ide_startstop_t task_out_intr (ide_drive_t *drive) return task_error(drive, rq, __func__, stat); /* Deal with unexpected ATA data phase. */ - if (((stat & DRQ_STAT) == 0) ^ !hwif->nleft) + if (((stat & ATA_DRQ) == 0) ^ !hwif->nleft) return task_error(drive, rq, __func__, stat); if (!hwif->nleft) { @@ -461,7 +466,7 @@ static ide_startstop_t pre_task_out_intr(ide_drive_t *drive, struct request *rq) { ide_startstop_t startstop; - if (ide_wait_stat(&startstop, drive, DRQ_STAT, + if (ide_wait_stat(&startstop, drive, ATA_DRQ, drive->bad_wstat, WAIT_DRQ)) { printk(KERN_ERR "%s: no DRQ after issuing %sWRITE%s\n", drive->name, @@ -721,110 +726,3 @@ abort: return err; } #endif - -int ide_cmd_ioctl (ide_drive_t *drive, unsigned int cmd, unsigned long arg) -{ - u8 *buf = NULL; - int bufsize = 0, err = 0; - u8 args[4], xfer_rate = 0; - ide_task_t tfargs; - struct ide_taskfile *tf = &tfargs.tf; - struct hd_driveid *id = drive->id; - - if (NULL == (void *) arg) { - struct request *rq; - - rq = blk_get_request(drive->queue, READ, __GFP_WAIT); - rq->cmd_type = REQ_TYPE_ATA_TASKFILE; - err = blk_execute_rq(drive->queue, NULL, rq, 0); - blk_put_request(rq); - - return err; - } - - if (copy_from_user(args, (void __user *)arg, 4)) - return -EFAULT; - - memset(&tfargs, 0, sizeof(ide_task_t)); - tf->feature = args[2]; - if (args[0] == WIN_SMART) { - tf->nsect = args[3]; - tf->lbal = args[1]; - tf->lbam = 0x4f; - tf->lbah = 0xc2; - tfargs.tf_flags = IDE_TFLAG_OUT_TF | IDE_TFLAG_IN_NSECT; - } else { - tf->nsect = args[1]; - tfargs.tf_flags = IDE_TFLAG_OUT_FEATURE | - IDE_TFLAG_OUT_NSECT | IDE_TFLAG_IN_NSECT; - } - tf->command = args[0]; - tfargs.data_phase = args[3] ? TASKFILE_IN : TASKFILE_NO_DATA; - - if (args[3]) { - tfargs.tf_flags |= IDE_TFLAG_IO_16BIT; - bufsize = SECTOR_WORDS * 4 * args[3]; - buf = kzalloc(bufsize, GFP_KERNEL); - if (buf == NULL) - return -ENOMEM; - } - - if (tf->command == WIN_SETFEATURES && - tf->feature == SETFEATURES_XFER && - tf->nsect >= XFER_SW_DMA_0 && - (id->dma_ultra || id->dma_mword || id->dma_1word)) { - xfer_rate = args[1]; - if (tf->nsect > XFER_UDMA_2 && !eighty_ninty_three(drive)) { - printk(KERN_WARNING "%s: UDMA speeds >UDMA33 cannot " - "be set\n", drive->name); - goto abort; - } - } - - err = ide_raw_taskfile(drive, &tfargs, buf, args[3]); - - args[0] = tf->status; - args[1] = tf->error; - args[2] = tf->nsect; - - if (!err && xfer_rate) { - /* active-retuning-calls future */ - ide_set_xfer_rate(drive, xfer_rate); - ide_driveid_update(drive); - } -abort: - if (copy_to_user((void __user *)arg, &args, 4)) - err = -EFAULT; - if (buf) { - if (copy_to_user((void __user *)(arg + 4), buf, bufsize)) - err = -EFAULT; - kfree(buf); - } - return err; -} - -int ide_task_ioctl (ide_drive_t *drive, unsigned int cmd, unsigned long arg) -{ - void __user *p = (void __user *)arg; - int err = 0; - u8 args[7]; - ide_task_t task; - - if (copy_from_user(args, p, 7)) - return -EFAULT; - - memset(&task, 0, sizeof(task)); - memcpy(&task.tf_array[7], &args[1], 6); - task.tf.command = args[0]; - task.tf_flags = IDE_TFLAG_TF | IDE_TFLAG_DEVICE; - - err = ide_no_data_taskfile(drive, &task); - - args[0] = task.tf.command; - memcpy(&args[1], &task.tf_array[7], 6); - - if (copy_to_user(p, args, 7)) - err = -EFAULT; - - return err; -} diff --git a/drivers/ide/ide-timings.c b/drivers/ide/ide-timings.c index 8c2f8327f48..81f527af8fa 100644 --- a/drivers/ide/ide-timings.c +++ b/drivers/ide/ide-timings.c @@ -22,7 +22,6 @@ */ #include <linux/kernel.h> -#include <linux/hdreg.h> #include <linux/ide.h> #include <linux/module.h> @@ -78,15 +77,15 @@ EXPORT_SYMBOL_GPL(ide_timing_find_mode); u16 ide_pio_cycle_time(ide_drive_t *drive, u8 pio) { - struct hd_driveid *id = drive->id; + u16 *id = drive->id; struct ide_timing *t = ide_timing_find_mode(XFER_PIO_0 + pio); u16 cycle = 0; - if (id->field_valid & 2) { - if (id->capability & 8) - cycle = id->eide_pio_iordy; + if (id[ATA_ID_FIELD_VALID] & 2) { + if (ata_id_has_iordy(drive->id)) + cycle = id[ATA_ID_EIDE_PIO_IORDY]; else - cycle = id->eide_pio; + cycle = id[ATA_ID_EIDE_PIO]; /* conservative "downgrade" for all pre-ATA2 drives */ if (pio < 3 && cycle < t->cycle) @@ -138,7 +137,7 @@ EXPORT_SYMBOL_GPL(ide_timing_merge); int ide_timing_compute(ide_drive_t *drive, u8 speed, struct ide_timing *t, int T, int UT) { - struct hd_driveid *id = drive->id; + u16 *id = drive->id; struct ide_timing *s, p; /* @@ -157,16 +156,15 @@ int ide_timing_compute(ide_drive_t *drive, u8 speed, * If the drive is an EIDE drive, it can tell us it needs extended * PIO/MWDMA cycle timing. */ - if (id && id->field_valid & 2) { /* EIDE drive */ - + if (id[ATA_ID_FIELD_VALID] & 2) { /* EIDE drive */ memset(&p, 0, sizeof(p)); if (speed <= XFER_PIO_2) - p.cycle = p.cyc8b = id->eide_pio; + p.cycle = p.cyc8b = id[ATA_ID_EIDE_PIO]; else if (speed <= XFER_PIO_5) - p.cycle = p.cyc8b = id->eide_pio_iordy; + p.cycle = p.cyc8b = id[ATA_ID_EIDE_PIO_IORDY]; else if (speed >= XFER_MW_DMA_0 && speed <= XFER_MW_DMA_2) - p.cycle = id->eide_dma_min; + p.cycle = id[ATA_ID_EIDE_DMA_MIN]; ide_timing_merge(&p, t, t, IDE_TIMING_CYCLE | IDE_TIMING_CYC8B); } diff --git a/drivers/ide/ide.c b/drivers/ide/ide.c index 772451600e4..9dcf5aed92c 100644 --- a/drivers/ide/ide.c +++ b/drivers/ide/ide.c @@ -44,8 +44,6 @@ * inspiration from lots of linux users, esp. hamish@zot.apana.org.au */ -#define _IDE_C /* Tell ide.h it's really us */ - #include <linux/module.h> #include <linux/types.h> #include <linux/string.h> @@ -58,6 +56,7 @@ #include <linux/init.h> #include <linux/pci.h> #include <linux/ide.h> +#include <linux/hdreg.h> #include <linux/completion.h> #include <linux/device.h> @@ -97,8 +96,6 @@ void ide_init_port_data(ide_hwif_t *hwif, unsigned int index) hwif->name[2] = 'e'; hwif->name[3] = '0' + index; - hwif->bus_state = BUSSTATE_ON; - init_completion(&hwif->gendev_rel_comp); hwif->tp_ops = &default_tp_ops; @@ -119,7 +116,7 @@ static void ide_port_init_devices_data(ide_hwif_t *hwif) drive->media = ide_disk; drive->select.all = (unit<<4)|0xa0; drive->hwif = hwif; - drive->ready_stat = READY_STAT; + drive->ready_stat = ATA_DRDY; drive->bad_wstat = BAD_W_STAT; drive->special.b.recalibrate = 1; drive->special.b.set_geometry = 1; @@ -253,42 +250,9 @@ void ide_init_port_hw(ide_hwif_t *hwif, hw_regs_t *hw) DEFINE_MUTEX(ide_setting_mtx); -EXPORT_SYMBOL_GPL(ide_setting_mtx); - -/** - * ide_spin_wait_hwgroup - wait for group - * @drive: drive in the group - * - * Wait for an IDE device group to go non busy and then return - * holding the ide_lock which guards the hwgroup->busy status - * and right to use it. - */ +ide_devset_get(io_32bit, io_32bit); -int ide_spin_wait_hwgroup (ide_drive_t *drive) -{ - ide_hwgroup_t *hwgroup = HWGROUP(drive); - unsigned long timeout = jiffies + (3 * HZ); - - spin_lock_irq(&ide_lock); - - while (hwgroup->busy) { - unsigned long lflags; - spin_unlock_irq(&ide_lock); - local_irq_set(lflags); - if (time_after(jiffies, timeout)) { - local_irq_restore(lflags); - printk(KERN_ERR "%s: channel busy\n", drive->name); - return -EBUSY; - } - local_irq_restore(lflags); - spin_lock_irq(&ide_lock); - } - return 0; -} - -EXPORT_SYMBOL(ide_spin_wait_hwgroup); - -int set_io_32bit(ide_drive_t *drive, int arg) +static int set_io_32bit(ide_drive_t *drive, int arg) { if (drive->no_io_32bit) return -EPERM; @@ -296,53 +260,39 @@ int set_io_32bit(ide_drive_t *drive, int arg) if (arg < 0 || arg > 1 + (SUPPORT_VLB_SYNC << 1)) return -EINVAL; - if (ide_spin_wait_hwgroup(drive)) - return -EBUSY; - drive->io_32bit = arg; - spin_unlock_irq(&ide_lock); - return 0; } +ide_devset_get(ksettings, keep_settings); + static int set_ksettings(ide_drive_t *drive, int arg) { if (arg < 0 || arg > 1) return -EINVAL; - if (ide_spin_wait_hwgroup(drive)) - return -EBUSY; drive->keep_settings = arg; - spin_unlock_irq(&ide_lock); return 0; } -int set_using_dma(ide_drive_t *drive, int arg) +ide_devset_get(using_dma, using_dma); + +static int set_using_dma(ide_drive_t *drive, int arg) { #ifdef CONFIG_BLK_DEV_IDEDMA - ide_hwif_t *hwif = drive->hwif; int err = -EPERM; if (arg < 0 || arg > 1) return -EINVAL; - if (!drive->id || !(drive->id->capability & 1)) + if (ata_id_has_dma(drive->id) == 0) goto out; - if (hwif->dma_ops == NULL) + if (drive->hwif->dma_ops == NULL) goto out; - err = -EBUSY; - if (ide_spin_wait_hwgroup(drive)) - goto out; - /* - * set ->busy flag, unlock and let it ride - */ - hwif->hwgroup->busy = 1; - spin_unlock_irq(&ide_lock); - err = 0; if (arg) { @@ -351,12 +301,6 @@ int set_using_dma(ide_drive_t *drive, int arg) } else ide_dma_off(drive); - /* - * lock, clear ->busy flag and unlock before leaving - */ - spin_lock_irq(&ide_lock); - hwif->hwgroup->busy = 0; - spin_unlock_irq(&ide_lock); out: return err; #else @@ -367,7 +311,7 @@ out: #endif } -int set_pio_mode(ide_drive_t *drive, int arg) +static int set_pio_mode(ide_drive_t *drive, int arg) { struct request *rq; ide_hwif_t *hwif = drive->hwif; @@ -395,6 +339,8 @@ int set_pio_mode(ide_drive_t *drive, int arg) return 0; } +ide_devset_get(unmaskirq, unmask); + static int set_unmaskirq(ide_drive_t *drive, int arg) { if (drive->no_unmask) @@ -403,14 +349,20 @@ static int set_unmaskirq(ide_drive_t *drive, int arg) if (arg < 0 || arg > 1) return -EINVAL; - if (ide_spin_wait_hwgroup(drive)) - return -EBUSY; drive->unmask = arg; - spin_unlock_irq(&ide_lock); return 0; } +#define ide_gen_devset_rw(_name, _func) \ +__IDE_DEVSET(_name, DS_SYNC, get_##_func, set_##_func) + +ide_gen_devset_rw(io_32bit, io_32bit); +ide_gen_devset_rw(keepsettings, ksettings); +ide_gen_devset_rw(unmaskirq, unmaskirq); +ide_gen_devset_rw(using_dma, using_dma); +__IDE_DEVSET(pio_mode, 0, NULL, set_pio_mode); + static int generic_ide_suspend(struct device *dev, pm_message_t mesg) { ide_drive_t *drive = dev->driver_data; @@ -486,138 +438,6 @@ static int generic_ide_resume(struct device *dev) return err; } -static int generic_drive_reset(ide_drive_t *drive) -{ - struct request *rq; - int ret = 0; - - rq = blk_get_request(drive->queue, READ, __GFP_WAIT); - rq->cmd_type = REQ_TYPE_SPECIAL; - rq->cmd_len = 1; - rq->cmd[0] = REQ_DRIVE_RESET; - rq->cmd_flags |= REQ_SOFTBARRIER; - if (blk_execute_rq(drive->queue, NULL, rq, 1)) - ret = rq->errors; - blk_put_request(rq); - return ret; -} - -int generic_ide_ioctl(ide_drive_t *drive, struct file *file, struct block_device *bdev, - unsigned int cmd, unsigned long arg) -{ - unsigned long flags; - ide_driver_t *drv; - void __user *p = (void __user *)arg; - int err = 0, (*setfunc)(ide_drive_t *, int); - u8 *val; - - switch (cmd) { - case HDIO_GET_32BIT: val = &drive->io_32bit; goto read_val; - case HDIO_GET_KEEPSETTINGS: val = &drive->keep_settings; goto read_val; - case HDIO_GET_UNMASKINTR: val = &drive->unmask; goto read_val; - case HDIO_GET_DMA: val = &drive->using_dma; goto read_val; - case HDIO_SET_32BIT: setfunc = set_io_32bit; goto set_val; - case HDIO_SET_KEEPSETTINGS: setfunc = set_ksettings; goto set_val; - case HDIO_SET_PIO_MODE: setfunc = set_pio_mode; goto set_val; - case HDIO_SET_UNMASKINTR: setfunc = set_unmaskirq; goto set_val; - case HDIO_SET_DMA: setfunc = set_using_dma; goto set_val; - } - - switch (cmd) { - case HDIO_OBSOLETE_IDENTITY: - case HDIO_GET_IDENTITY: - if (bdev != bdev->bd_contains) - return -EINVAL; - if (drive->id_read == 0) - return -ENOMSG; - if (copy_to_user(p, drive->id, (cmd == HDIO_GET_IDENTITY) ? sizeof(*drive->id) : 142)) - return -EFAULT; - return 0; - - case HDIO_GET_NICE: - return put_user(drive->dsc_overlap << IDE_NICE_DSC_OVERLAP | - drive->atapi_overlap << IDE_NICE_ATAPI_OVERLAP | - drive->nice1 << IDE_NICE_1, - (long __user *) arg); -#ifdef CONFIG_IDE_TASK_IOCTL - case HDIO_DRIVE_TASKFILE: - if (!capable(CAP_SYS_ADMIN) || !capable(CAP_SYS_RAWIO)) - return -EACCES; - switch(drive->media) { - case ide_disk: - return ide_taskfile_ioctl(drive, cmd, arg); - default: - return -ENOMSG; - } -#endif /* CONFIG_IDE_TASK_IOCTL */ - - case HDIO_DRIVE_CMD: - if (!capable(CAP_SYS_RAWIO)) - return -EACCES; - return ide_cmd_ioctl(drive, cmd, arg); - - case HDIO_DRIVE_TASK: - if (!capable(CAP_SYS_RAWIO)) - return -EACCES; - return ide_task_ioctl(drive, cmd, arg); - case HDIO_SET_NICE: - if (!capable(CAP_SYS_ADMIN)) return -EACCES; - if (arg != (arg & ((1 << IDE_NICE_DSC_OVERLAP) | (1 << IDE_NICE_1)))) - return -EPERM; - drive->dsc_overlap = (arg >> IDE_NICE_DSC_OVERLAP) & 1; - drv = *(ide_driver_t **)bdev->bd_disk->private_data; - if (drive->dsc_overlap && !drv->supports_dsc_overlap) { - drive->dsc_overlap = 0; - return -EPERM; - } - drive->nice1 = (arg >> IDE_NICE_1) & 1; - return 0; - case HDIO_DRIVE_RESET: - if (!capable(CAP_SYS_ADMIN)) - return -EACCES; - - return generic_drive_reset(drive); - - case HDIO_GET_BUSSTATE: - if (!capable(CAP_SYS_ADMIN)) - return -EACCES; - if (put_user(HWIF(drive)->bus_state, (long __user *)arg)) - return -EFAULT; - return 0; - - case HDIO_SET_BUSSTATE: - if (!capable(CAP_SYS_ADMIN)) - return -EACCES; - return -EOPNOTSUPP; - default: - return -EINVAL; - } - -read_val: - mutex_lock(&ide_setting_mtx); - spin_lock_irqsave(&ide_lock, flags); - err = *val; - spin_unlock_irqrestore(&ide_lock, flags); - mutex_unlock(&ide_setting_mtx); - return err >= 0 ? put_user(err, (long __user *)arg) : err; - -set_val: - if (bdev != bdev->bd_contains) - err = -EINVAL; - else { - if (!capable(CAP_SYS_ADMIN)) - err = -EACCES; - else { - mutex_lock(&ide_setting_mtx); - err = setfunc(drive, arg); - mutex_unlock(&ide_setting_mtx); - } - } - return err; -} - -EXPORT_SYMBOL(generic_ide_ioctl); - /** * ide_device_get - get an additional reference to a ide_drive_t * @drive: device to get a reference to @@ -710,21 +530,21 @@ static ssize_t model_show(struct device *dev, struct device_attribute *attr, char *buf) { ide_drive_t *drive = to_ide_device(dev); - return sprintf(buf, "%s\n", drive->id->model); + return sprintf(buf, "%s\n", (char *)&drive->id[ATA_ID_PROD]); } static ssize_t firmware_show(struct device *dev, struct device_attribute *attr, char *buf) { ide_drive_t *drive = to_ide_device(dev); - return sprintf(buf, "%s\n", drive->id->fw_rev); + return sprintf(buf, "%s\n", (char *)&drive->id[ATA_ID_FW_REV]); } static ssize_t serial_show(struct device *dev, struct device_attribute *attr, char *buf) { ide_drive_t *drive = to_ide_device(dev); - return sprintf(buf, "%s\n", drive->id->serial_no); + return sprintf(buf, "%s\n", (char *)&drive->id[ATA_ID_SERNO]); } static struct device_attribute ide_dev_attrs[] = { @@ -841,7 +661,7 @@ MODULE_PARM_DESC(noprobe, "skip probing for a device"); static unsigned int ide_nowerr; module_param_call(nowerr, ide_set_dev_param_mask, NULL, &ide_nowerr, 0); -MODULE_PARM_DESC(nowerr, "ignore the WRERR_STAT bit for a device"); +MODULE_PARM_DESC(nowerr, "ignore the ATA_DF bit for a device"); static unsigned int ide_cdroms; @@ -906,7 +726,7 @@ static void ide_dev_apply_params(ide_drive_t *drive) drive->noprobe = 1; } if (ide_nowerr & (1 << i)) { - printk(KERN_INFO "ide: ignoring the WRERR_STAT bit for %s\n", + printk(KERN_INFO "ide: ignoring the ATA_DF bit for %s\n", drive->name); drive->bad_wstat = BAD_R_STAT; } @@ -927,7 +747,7 @@ static void ide_dev_apply_params(ide_drive_t *drive) drive->cyl, drive->head, drive->sect); drive->present = 1; drive->media = ide_disk; - drive->ready_stat = READY_STAT; + drive->ready_stat = ATA_DRDY; } } diff --git a/drivers/ide/legacy/ali14xx.c b/drivers/ide/legacy/ali14xx.c index 4ec19737f3c..7276c96aaa2 100644 --- a/drivers/ide/legacy/ali14xx.c +++ b/drivers/ide/legacy/ali14xx.c @@ -43,7 +43,6 @@ #include <linux/mm.h> #include <linux/ioport.h> #include <linux/blkdev.h> -#include <linux/hdreg.h> #include <linux/ide.h> #include <linux/init.h> diff --git a/drivers/ide/legacy/buddha.c b/drivers/ide/legacy/buddha.c index 7c2afa97f41..c5a3c9ef6a5 100644 --- a/drivers/ide/legacy/buddha.c +++ b/drivers/ide/legacy/buddha.c @@ -20,7 +20,6 @@ #include <linux/mm.h> #include <linux/interrupt.h> #include <linux/blkdev.h> -#include <linux/hdreg.h> #include <linux/zorro.h> #include <linux/ide.h> #include <linux/init.h> diff --git a/drivers/ide/legacy/dtc2278.c b/drivers/ide/legacy/dtc2278.c index af791a02a12..689b2e49341 100644 --- a/drivers/ide/legacy/dtc2278.c +++ b/drivers/ide/legacy/dtc2278.c @@ -10,7 +10,6 @@ #include <linux/mm.h> #include <linux/ioport.h> #include <linux/blkdev.h> -#include <linux/hdreg.h> #include <linux/ide.h> #include <linux/init.h> diff --git a/drivers/ide/legacy/falconide.c b/drivers/ide/legacy/falconide.c index 724f95073d8..39d500d84b0 100644 --- a/drivers/ide/legacy/falconide.c +++ b/drivers/ide/legacy/falconide.c @@ -13,7 +13,6 @@ #include <linux/mm.h> #include <linux/interrupt.h> #include <linux/blkdev.h> -#include <linux/hdreg.h> #include <linux/ide.h> #include <linux/init.h> diff --git a/drivers/ide/legacy/gayle.c b/drivers/ide/legacy/gayle.c index 51ba085d7aa..69150688656 100644 --- a/drivers/ide/legacy/gayle.c +++ b/drivers/ide/legacy/gayle.c @@ -12,7 +12,6 @@ #include <linux/mm.h> #include <linux/interrupt.h> #include <linux/blkdev.h> -#include <linux/hdreg.h> #include <linux/ide.h> #include <linux/init.h> #include <linux/zorro.h> diff --git a/drivers/ide/legacy/ht6560b.c b/drivers/ide/legacy/ht6560b.c index 98f7c95e39e..5123ea291d0 100644 --- a/drivers/ide/legacy/ht6560b.c +++ b/drivers/ide/legacy/ht6560b.c @@ -24,7 +24,6 @@ #include <linux/mm.h> #include <linux/ioport.h> #include <linux/blkdev.h> -#include <linux/hdreg.h> #include <linux/ide.h> #include <linux/init.h> diff --git a/drivers/ide/legacy/ide-cs.c b/drivers/ide/legacy/ide-cs.c index 21bfac13784..ee6fc30d5e2 100644 --- a/drivers/ide/legacy/ide-cs.c +++ b/drivers/ide/legacy/ide-cs.c @@ -38,7 +38,6 @@ #include <linux/timer.h> #include <linux/ioport.h> #include <linux/ide.h> -#include <linux/hdreg.h> #include <linux/major.h> #include <linux/delay.h> #include <asm/io.h> diff --git a/drivers/ide/legacy/macide.c b/drivers/ide/legacy/macide.c index a0bb167980e..43f97cc1d30 100644 --- a/drivers/ide/legacy/macide.c +++ b/drivers/ide/legacy/macide.c @@ -15,7 +15,6 @@ #include <linux/mm.h> #include <linux/interrupt.h> #include <linux/blkdev.h> -#include <linux/hdreg.h> #include <linux/delay.h> #include <linux/ide.h> diff --git a/drivers/ide/legacy/q40ide.c b/drivers/ide/legacy/q40ide.c index 4abd8fc7819..4af4a8ce4cd 100644 --- a/drivers/ide/legacy/q40ide.c +++ b/drivers/ide/legacy/q40ide.c @@ -14,8 +14,6 @@ #include <linux/mm.h> #include <linux/interrupt.h> #include <linux/blkdev.h> -#include <linux/hdreg.h> - #include <linux/ide.h> /* diff --git a/drivers/ide/legacy/qd65xx.c b/drivers/ide/legacy/qd65xx.c index 2338f344ea2..ec408b3a710 100644 --- a/drivers/ide/legacy/qd65xx.c +++ b/drivers/ide/legacy/qd65xx.c @@ -27,7 +27,6 @@ #include <linux/mm.h> #include <linux/ioport.h> #include <linux/blkdev.h> -#include <linux/hdreg.h> #include <linux/ide.h> #include <linux/init.h> #include <asm/system.h> @@ -151,12 +150,14 @@ static int qd_find_disk_type (ide_drive_t *drive, int *active_time, int *recovery_time) { struct qd65xx_timing_s *p; - char model[40]; + char *m = (char *)&drive->id[ATA_ID_PROD]; + char model[ATA_ID_PROD_LEN]; - if (!*drive->id->model) return 0; + if (*m == 0) + return 0; - strncpy(model,drive->id->model,40); - ide_fixstring(model,40,1); /* byte-swap */ + strncpy(model, m, ATA_ID_PROD_LEN); + ide_fixstring(model, ATA_ID_PROD_LEN, 1); /* byte-swap */ for (p = qd65xx_timing ; p->offset != -1 ; p++) { if (!strncmp(p->model, model+p->offset, 4)) { @@ -185,20 +186,20 @@ static void qd_set_timing (ide_drive_t *drive, u8 timing) static void qd6500_set_pio_mode(ide_drive_t *drive, const u8 pio) { + u16 *id = drive->id; int active_time = 175; int recovery_time = 415; /* worst case values from the dos driver */ /* * FIXME: use "pio" value */ - if (drive->id && !qd_find_disk_type(drive, &active_time, &recovery_time) - && drive->id->tPIO && (drive->id->field_valid & 0x02) - && drive->id->eide_pio >= 240) { - + if (!qd_find_disk_type(drive, &active_time, &recovery_time) && + (id[ATA_ID_OLD_PIO_MODES] & 0xff) && (id[ATA_ID_FIELD_VALID] & 2) && + id[ATA_ID_EIDE_PIO] >= 240) { printk(KERN_INFO "%s: PIO mode%d\n", drive->name, - drive->id->tPIO); + id[ATA_ID_OLD_PIO_MODES] & 0xff); active_time = 110; - recovery_time = drive->id->eide_pio - 120; + recovery_time = drive->id[ATA_ID_EIDE_PIO] - 120; } qd_set_timing(drive, qd6500_compute_timing(HWIF(drive), active_time, recovery_time)); diff --git a/drivers/ide/legacy/umc8672.c b/drivers/ide/legacy/umc8672.c index b54a14a5775..1da076e0c91 100644 --- a/drivers/ide/legacy/umc8672.c +++ b/drivers/ide/legacy/umc8672.c @@ -45,7 +45,6 @@ #include <linux/mm.h> #include <linux/ioport.h> #include <linux/blkdev.h> -#include <linux/hdreg.h> #include <linux/ide.h> #include <linux/init.h> diff --git a/drivers/ide/pci/aec62xx.c b/drivers/ide/pci/aec62xx.c index 3187215e8f8..e7475ba559c 100644 --- a/drivers/ide/pci/aec62xx.c +++ b/drivers/ide/pci/aec62xx.c @@ -7,7 +7,6 @@ #include <linux/module.h> #include <linux/types.h> #include <linux/pci.h> -#include <linux/hdreg.h> #include <linux/ide.h> #include <linux/init.h> @@ -140,7 +139,7 @@ static void aec_set_pio_mode(ide_drive_t *drive, const u8 pio) drive->hwif->port_ops->set_dma_mode(drive, pio + XFER_PIO_0); } -static unsigned int __devinit init_chipset_aec62xx(struct pci_dev *dev) +static unsigned int init_chipset_aec62xx(struct pci_dev *dev) { /* These are necessary to get AEC6280 Macintosh cards to work */ if ((dev->device == PCI_DEVICE_ID_ARTOP_ATP865) || @@ -308,6 +307,8 @@ static struct pci_driver driver = { .id_table = aec62xx_pci_tbl, .probe = aec62xx_init_one, .remove = __devexit_p(aec62xx_remove), + .suspend = ide_pci_suspend, + .resume = ide_pci_resume, }; static int __init aec62xx_ide_init(void) diff --git a/drivers/ide/pci/alim15x3.c b/drivers/ide/pci/alim15x3.c index d647526af55..053c7526391 100644 --- a/drivers/ide/pci/alim15x3.c +++ b/drivers/ide/pci/alim15x3.c @@ -31,7 +31,6 @@ #include <linux/types.h> #include <linux/kernel.h> #include <linux/pci.h> -#include <linux/hdreg.h> #include <linux/ide.h> #include <linux/init.h> #include <linux/dmi.h> @@ -134,8 +133,8 @@ static u8 ali_udma_filter(ide_drive_t *drive) if (m5229_revision > 0x20 && m5229_revision < 0xC2) { if (drive->media != ide_disk) return 0; - if (chip_is_1543c_e && strstr(drive->id->model, "WDC ") && - wdc_udma == 0) + if (wdc_udma == 0 && chip_is_1543c_e && + strstr((char *)&drive->id[ATA_ID_PROD], "WDC ")) return 0; } @@ -214,7 +213,7 @@ static int ali15x3_dma_setup(ide_drive_t *drive) * appropriate also sets up the 1533 southbridge. */ -static unsigned int __devinit init_chipset_ali15x3(struct pci_dev *dev) +static unsigned int init_chipset_ali15x3(struct pci_dev *dev) { unsigned long flags; u8 tmpbyte; @@ -582,6 +581,8 @@ static struct pci_driver driver = { .id_table = alim15x3_pci_tbl, .probe = alim15x3_init_one, .remove = ide_pci_remove, + .suspend = ide_pci_suspend, + .resume = ide_pci_resume, }; static int __init ali15x3_ide_init(void) diff --git a/drivers/ide/pci/amd74xx.c b/drivers/ide/pci/amd74xx.c index 1e66a960a96..824471f91bf 100644 --- a/drivers/ide/pci/amd74xx.c +++ b/drivers/ide/pci/amd74xx.c @@ -112,13 +112,13 @@ static void amd_set_pio_mode(ide_drive_t *drive, const u8 pio) amd_set_drive(drive, XFER_PIO_0 + pio); } -static void __devinit amd7409_cable_detect(struct pci_dev *dev) +static void amd7409_cable_detect(struct pci_dev *dev) { /* no host side cable detection */ amd_80w = 0x03; } -static void __devinit amd7411_cable_detect(struct pci_dev *dev) +static void amd7411_cable_detect(struct pci_dev *dev) { int i; u32 u = 0; @@ -140,7 +140,7 @@ static void __devinit amd7411_cable_detect(struct pci_dev *dev) * The initialization callback. Initialize drive independent registers. */ -static unsigned int __devinit init_chipset_amd74xx(struct pci_dev *dev) +static unsigned int init_chipset_amd74xx(struct pci_dev *dev) { u8 t = 0, offset = amd_offset(dev); @@ -324,6 +324,8 @@ static struct pci_driver driver = { .id_table = amd74xx_pci_tbl, .probe = amd74xx_probe, .remove = ide_pci_remove, + .suspend = ide_pci_suspend, + .resume = ide_pci_resume, }; static int __init amd74xx_ide_init(void) diff --git a/drivers/ide/pci/atiixp.c b/drivers/ide/pci/atiixp.c index 41f6cb6c163..e4437034dd0 100644 --- a/drivers/ide/pci/atiixp.c +++ b/drivers/ide/pci/atiixp.c @@ -7,7 +7,6 @@ #include <linux/module.h> #include <linux/kernel.h> #include <linux/pci.h> -#include <linux/hdreg.h> #include <linux/ide.h> #include <linux/init.h> @@ -188,6 +187,8 @@ static struct pci_driver driver = { .id_table = atiixp_pci_tbl, .probe = atiixp_init_one, .remove = ide_pci_remove, + .suspend = ide_pci_suspend, + .resume = ide_pci_resume, }; static int __init atiixp_ide_init(void) diff --git a/drivers/ide/pci/cmd640.c b/drivers/ide/pci/cmd640.c index e6c62006ca1..7f39cdb4141 100644 --- a/drivers/ide/pci/cmd640.c +++ b/drivers/ide/pci/cmd640.c @@ -103,7 +103,6 @@ #include <linux/types.h> #include <linux/kernel.h> #include <linux/delay.h> -#include <linux/hdreg.h> #include <linux/ide.h> #include <linux/init.h> @@ -375,6 +374,21 @@ static void cmd640_dump_regs(void) } #endif +static void __set_prefetch_mode(ide_drive_t *drive, int mode) +{ + if (mode) { /* want prefetch on? */ +#if CMD640_PREFETCH_MASKS + drive->no_unmask = 1; + drive->unmask = 0; +#endif + drive->no_io_32bit = 0; + } else { + drive->no_unmask = 0; + drive->no_io_32bit = 1; + drive->io_32bit = 0; + } +} + #ifndef CONFIG_BLK_DEV_CMD640_ENHANCED /* * Check whether prefetch is on for a drive, @@ -384,19 +398,10 @@ static void __init check_prefetch(ide_drive_t *drive, unsigned int index) { u8 b = get_cmd640_reg(prefetch_regs[index]); - if (b & prefetch_masks[index]) { /* is prefetch off? */ - drive->no_unmask = 0; - drive->no_io_32bit = 1; - drive->io_32bit = 0; - } else { -#if CMD640_PREFETCH_MASKS - drive->no_unmask = 1; - drive->unmask = 0; -#endif - drive->no_io_32bit = 0; - } + __set_prefetch_mode(drive, (b & prefetch_masks[index]) ? 0 : 1); } #else + /* * Sets prefetch mode for a drive. */ @@ -408,19 +413,11 @@ static void set_prefetch_mode(ide_drive_t *drive, unsigned int index, int mode) spin_lock_irqsave(&cmd640_lock, flags); b = __get_cmd640_reg(reg); - if (mode) { /* want prefetch on? */ -#if CMD640_PREFETCH_MASKS - drive->no_unmask = 1; - drive->unmask = 0; -#endif - drive->no_io_32bit = 0; + __set_prefetch_mode(drive, mode); + if (mode) b &= ~prefetch_masks[index]; /* enable prefetch */ - } else { - drive->no_unmask = 0; - drive->no_io_32bit = 1; - drive->io_32bit = 0; + else b |= prefetch_masks[index]; /* disable prefetch */ - } __put_cmd640_reg(reg, b); spin_unlock_irqrestore(&cmd640_lock, flags); } diff --git a/drivers/ide/pci/cmd64x.c b/drivers/ide/pci/cmd64x.c index e064398e03b..456dee18b66 100644 --- a/drivers/ide/pci/cmd64x.c +++ b/drivers/ide/pci/cmd64x.c @@ -13,7 +13,6 @@ #include <linux/module.h> #include <linux/types.h> #include <linux/pci.h> -#include <linux/hdreg.h> #include <linux/ide.h> #include <linux/init.h> @@ -332,7 +331,7 @@ static int cmd646_1_dma_end(ide_drive_t *drive) return (dma_stat & 7) != 4; } -static unsigned int __devinit init_chipset_cmd64x(struct pci_dev *dev) +static unsigned int init_chipset_cmd64x(struct pci_dev *dev) { u8 mrdmode = 0; @@ -511,6 +510,8 @@ static struct pci_driver driver = { .id_table = cmd64x_pci_tbl, .probe = cmd64x_init_one, .remove = ide_pci_remove, + .suspend = ide_pci_suspend, + .resume = ide_pci_resume, }; static int __init cmd64x_ide_init(void) diff --git a/drivers/ide/pci/cs5520.c b/drivers/ide/pci/cs5520.c index 151844fcbb0..d6341f7c414 100644 --- a/drivers/ide/pci/cs5520.c +++ b/drivers/ide/pci/cs5520.c @@ -35,7 +35,6 @@ #include <linux/module.h> #include <linux/types.h> #include <linux/kernel.h> -#include <linux/hdreg.h> #include <linux/init.h> #include <linux/pci.h> #include <linux/ide.h> @@ -150,6 +149,8 @@ static struct pci_driver driver = { .name = "Cyrix_IDE", .id_table = cs5520_pci_tbl, .probe = cs5520_init_one, + .suspend = ide_pci_suspend, + .resume = ide_pci_resume, }; static int __init cs5520_ide_init(void) diff --git a/drivers/ide/pci/cs5530.c b/drivers/ide/pci/cs5530.c index f235db8c678..da42fa7e9f9 100644 --- a/drivers/ide/pci/cs5530.c +++ b/drivers/ide/pci/cs5530.c @@ -15,7 +15,6 @@ #include <linux/module.h> #include <linux/types.h> #include <linux/kernel.h> -#include <linux/hdreg.h> #include <linux/pci.h> #include <linux/init.h> #include <linux/ide.h> @@ -81,17 +80,19 @@ static void cs5530_set_pio_mode(ide_drive_t *drive, const u8 pio) static u8 cs5530_udma_filter(ide_drive_t *drive) { ide_hwif_t *hwif = drive->hwif; - ide_drive_t *mate = &hwif->drives[(drive->dn & 1) ^ 1]; - struct hd_driveid *mateid = mate->id; + ide_drive_t *mate = ide_get_pair_dev(drive); + u16 *mateid = mate->id; u8 mask = hwif->ultra_mask; - if (mate->present == 0) + if (mate == NULL) goto out; - if ((mateid->capability & 1) && __ide_dma_bad_drive(mate) == 0) { - if ((mateid->field_valid & 4) && (mateid->dma_ultra & 7)) + if (ata_id_has_dma(mateid) && __ide_dma_bad_drive(mate) == 0) { + if ((mateid[ATA_ID_FIELD_VALID] & 4) && + (mateid[ATA_ID_UDMA_MODES] & 7)) goto out; - if ((mateid->field_valid & 2) && (mateid->dma_mword & 7)) + if ((mateid[ATA_ID_FIELD_VALID] & 2) && + (mateid[ATA_ID_MWDMA_MODES] & 7)) mask = 0; } out: @@ -133,7 +134,7 @@ static void cs5530_set_dma_mode(ide_drive_t *drive, const u8 mode) * Initialize the cs5530 bridge for reliable IDE DMA operation. */ -static unsigned int __devinit init_chipset_cs5530(struct pci_dev *dev) +static unsigned int init_chipset_cs5530(struct pci_dev *dev) { struct pci_dev *master_0 = NULL, *cs5530_0 = NULL; @@ -271,6 +272,8 @@ static struct pci_driver driver = { .id_table = cs5530_pci_tbl, .probe = cs5530_init_one, .remove = ide_pci_remove, + .suspend = ide_pci_suspend, + .resume = ide_pci_resume, }; static int __init cs5530_ide_init(void) diff --git a/drivers/ide/pci/cs5535.c b/drivers/ide/pci/cs5535.c index dd3dc23af99..1e5bc59ea2f 100644 --- a/drivers/ide/pci/cs5535.c +++ b/drivers/ide/pci/cs5535.c @@ -80,12 +80,12 @@ static void cs5535_set_speed(ide_drive_t *drive, const u8 speed) /* Set the PIO timings */ if (speed < XFER_SW_DMA_0) { - ide_drive_t *pair = ide_get_paired_drive(drive); + ide_drive_t *pair = ide_get_pair_dev(drive); u8 cmd, pioa; cmd = pioa = speed - XFER_PIO_0; - if (pair->present) { + if (pair) { u8 piob = ide_get_best_pio_mode(pair, 255, 4); if (piob < cmd) @@ -193,10 +193,12 @@ static const struct pci_device_id cs5535_pci_tbl[] = { MODULE_DEVICE_TABLE(pci, cs5535_pci_tbl); static struct pci_driver driver = { - .name = "CS5535_IDE", - .id_table = cs5535_pci_tbl, - .probe = cs5535_init_one, - .remove = ide_pci_remove, + .name = "CS5535_IDE", + .id_table = cs5535_pci_tbl, + .probe = cs5535_init_one, + .remove = ide_pci_remove, + .suspend = ide_pci_suspend, + .resume = ide_pci_resume, }; static int __init cs5535_ide_init(void) diff --git a/drivers/ide/pci/cy82c693.c b/drivers/ide/pci/cy82c693.c index e6d8ee88d56..69820e9224d 100644 --- a/drivers/ide/pci/cy82c693.c +++ b/drivers/ide/pci/cy82c693.c @@ -332,7 +332,7 @@ static void cy82c693_set_pio_mode(ide_drive_t *drive, const u8 pio) /* * this function is called during init and is used to setup the cy82c693 chip */ -static unsigned int __devinit init_chipset_cy82c693(struct pci_dev *dev) +static unsigned int init_chipset_cy82c693(struct pci_dev *dev) { if (PCI_FUNC(dev->devfn) != 1) return 0; @@ -448,6 +448,8 @@ static struct pci_driver driver = { .id_table = cy82c693_pci_tbl, .probe = cy82c693_init_one, .remove = __devexit_p(cy82c693_remove), + .suspend = ide_pci_suspend, + .resume = ide_pci_resume, }; static int __init cy82c693_ide_init(void) diff --git a/drivers/ide/pci/delkin_cb.c b/drivers/ide/pci/delkin_cb.c index f84bfb4f600..83b63b365e5 100644 --- a/drivers/ide/pci/delkin_cb.c +++ b/drivers/ide/pci/delkin_cb.c @@ -19,7 +19,6 @@ #include <linux/types.h> #include <linux/module.h> -#include <linux/hdreg.h> #include <linux/ide.h> #include <linux/init.h> #include <linux/pci.h> diff --git a/drivers/ide/pci/generic.c b/drivers/ide/pci/generic.c index b07d4f4273b..092b238cb25 100644 --- a/drivers/ide/pci/generic.c +++ b/drivers/ide/pci/generic.c @@ -22,7 +22,6 @@ #include <linux/types.h> #include <linux/module.h> #include <linux/kernel.h> -#include <linux/hdreg.h> #include <linux/pci.h> #include <linux/ide.h> #include <linux/init.h> @@ -172,6 +171,8 @@ static struct pci_driver driver = { .id_table = generic_pci_tbl, .probe = generic_init_one, .remove = ide_pci_remove, + .suspend = ide_pci_suspend, + .resume = ide_pci_resume, }; static int __init generic_ide_init(void) diff --git a/drivers/ide/pci/hpt34x.c b/drivers/ide/pci/hpt34x.c index 6009b0b9655..644de29f8fe 100644 --- a/drivers/ide/pci/hpt34x.c +++ b/drivers/ide/pci/hpt34x.c @@ -27,7 +27,6 @@ #include <linux/types.h> #include <linux/kernel.h> #include <linux/ioport.h> -#include <linux/hdreg.h> #include <linux/interrupt.h> #include <linux/pci.h> #include <linux/init.h> @@ -79,7 +78,7 @@ static void hpt34x_set_pio_mode(ide_drive_t *drive, const u8 pio) */ #define HPT34X_PCI_INIT_REG 0x80 -static unsigned int __devinit init_chipset_hpt34x(struct pci_dev *dev) +static unsigned int init_chipset_hpt34x(struct pci_dev *dev) { int i = 0; unsigned long hpt34xIoBase = pci_resource_start(dev, 4); @@ -172,6 +171,8 @@ static struct pci_driver driver = { .id_table = hpt34x_pci_tbl, .probe = hpt34x_init_one, .remove = ide_pci_remove, + .suspend = ide_pci_suspend, + .resume = ide_pci_resume, }; static int __init hpt34x_ide_init(void) diff --git a/drivers/ide/pci/hpt366.c b/drivers/ide/pci/hpt366.c index c37ab174381..a194022b6a6 100644 --- a/drivers/ide/pci/hpt366.c +++ b/drivers/ide/pci/hpt366.c @@ -122,7 +122,6 @@ #include <linux/kernel.h> #include <linux/delay.h> #include <linux/blkdev.h> -#include <linux/hdreg.h> #include <linux/interrupt.h> #include <linux/pci.h> #include <linux/init.h> @@ -605,10 +604,10 @@ static const struct hpt_info hpt371n __devinitdata = { static int check_in_drive_list(ide_drive_t *drive, const char **list) { - struct hd_driveid *id = drive->id; + char *m = (char *)&drive->id[ATA_ID_PROD]; while (*list) - if (!strcmp(*list++,id->model)) + if (!strcmp(*list++, m)) return 1; return 0; } @@ -655,7 +654,7 @@ static u8 hpt3xx_udma_filter(ide_drive_t *drive) case HPT372A: case HPT372N: case HPT374 : - if (ide_dev_is_sata(drive->id)) + if (ata_id_is_sata(drive->id)) mask &= ~0x0e; /* Fall thru */ default: @@ -675,7 +674,7 @@ static u8 hpt3xx_mdma_filter(ide_drive_t *drive) case HPT372A: case HPT372N: case HPT374 : - if (ide_dev_is_sata(drive->id)) + if (ata_id_is_sata(drive->id)) return 0x00; /* Fall thru */ default: @@ -731,11 +730,11 @@ static void hpt3xx_set_pio_mode(ide_drive_t *drive, const u8 pio) static void hpt3xx_quirkproc(ide_drive_t *drive) { - struct hd_driveid *id = drive->id; + char *m = (char *)&drive->id[ATA_ID_PROD]; const char **list = quirk_drives; while (*list) - if (strstr(id->model, *list++)) { + if (strstr(m, *list++)) { drive->quirk_list = 1; return; } @@ -944,7 +943,7 @@ static void hpt3xxn_rw_disk(ide_drive_t *drive, struct request *rq) * Perform a calibration cycle on the DPLL. * Returns 1 if this succeeds */ -static int __devinit hpt37x_calibrate_dpll(struct pci_dev *dev, u16 f_low, u16 f_high) +static int hpt37x_calibrate_dpll(struct pci_dev *dev, u16 f_low, u16 f_high) { u32 dpll = (f_high << 16) | f_low | 0x100; u8 scr2; @@ -972,7 +971,37 @@ static int __devinit hpt37x_calibrate_dpll(struct pci_dev *dev, u16 f_low, u16 f return 1; } -static unsigned int __devinit init_chipset_hpt366(struct pci_dev *dev) +static void hpt3xx_disable_fast_irq(struct pci_dev *dev, u8 mcr_addr) +{ + struct ide_host *host = pci_get_drvdata(dev); + struct hpt_info *info = host->host_priv + (&dev->dev == host->dev[1]); + u8 chip_type = info->chip_type; + u8 new_mcr, old_mcr = 0; + + /* + * Disable the "fast interrupt" prediction. Don't hold off + * on interrupts. (== 0x01 despite what the docs say) + */ + pci_read_config_byte(dev, mcr_addr + 1, &old_mcr); + + if (chip_type >= HPT374) + new_mcr = old_mcr & ~0x07; + else if (chip_type >= HPT370) { + new_mcr = old_mcr; + new_mcr &= ~0x02; +#ifdef HPT_DELAY_INTERRUPT + new_mcr &= ~0x01; +#else + new_mcr |= 0x01; +#endif + } else /* HPT366 and HPT368 */ + new_mcr = old_mcr & ~0x80; + + if (new_mcr != old_mcr) + pci_write_config_byte(dev, mcr_addr + 1, new_mcr); +} + +static unsigned int init_chipset_hpt366(struct pci_dev *dev) { unsigned long io_base = pci_resource_start(dev, 4); struct hpt_info *info = hpt3xx_get_info(&dev->dev); @@ -1209,9 +1238,11 @@ static unsigned int __devinit init_chipset_hpt366(struct pci_dev *dev) * NOTE: This register is only writeable via I/O space. */ if (chip_type == HPT371N && clock == ATA_CLOCK_66MHZ) - outb(inb(io_base + 0x9c) | 0x04, io_base + 0x9c); + hpt3xx_disable_fast_irq(dev, 0x50); + hpt3xx_disable_fast_irq(dev, 0x54); + return dev->irq; } @@ -1265,7 +1296,6 @@ static void __devinit init_hwif_hpt366(ide_hwif_t *hwif) struct hpt_info *info = hpt3xx_get_info(hwif->dev); int serialize = HPT_SERIALIZE_IO; u8 chip_type = info->chip_type; - u8 new_mcr, old_mcr = 0; /* Cache the channel's MISC. control registers' offset */ hwif->select_data = hwif->channel ? 0x54 : 0x50; @@ -1288,29 +1318,6 @@ static void __devinit init_hwif_hpt366(ide_hwif_t *hwif) /* Serialize access to this device if needed */ if (serialize && hwif->mate) hwif->serialized = hwif->mate->serialized = 1; - - /* - * Disable the "fast interrupt" prediction. Don't hold off - * on interrupts. (== 0x01 despite what the docs say) - */ - pci_read_config_byte(dev, hwif->select_data + 1, &old_mcr); - - if (info->chip_type >= HPT374) - new_mcr = old_mcr & ~0x07; - else if (info->chip_type >= HPT370) { - new_mcr = old_mcr; - new_mcr &= ~0x02; - -#ifdef HPT_DELAY_INTERRUPT - new_mcr &= ~0x01; -#else - new_mcr |= 0x01; -#endif - } else /* HPT366 and HPT368 */ - new_mcr = old_mcr & ~0x80; - - if (new_mcr != old_mcr) - pci_write_config_byte(dev, hwif->select_data + 1, new_mcr); } static int __devinit init_dma_hpt366(ide_hwif_t *hwif, @@ -1620,6 +1627,8 @@ static struct pci_driver driver = { .id_table = hpt366_pci_tbl, .probe = hpt366_init_one, .remove = __devexit_p(hpt366_remove), + .suspend = ide_pci_suspend, + .resume = ide_pci_resume, }; static int __init hpt366_ide_init(void) diff --git a/drivers/ide/pci/it8213.c b/drivers/ide/pci/it8213.c index 652e47dd7e8..0954ccd08d6 100644 --- a/drivers/ide/pci/it8213.c +++ b/drivers/ide/pci/it8213.c @@ -10,7 +10,6 @@ #include <linux/types.h> #include <linux/module.h> #include <linux/pci.h> -#include <linux/hdreg.h> #include <linux/ide.h> #include <linux/init.h> @@ -195,6 +194,8 @@ static struct pci_driver driver = { .id_table = it8213_pci_tbl, .probe = it8213_init_one, .remove = ide_pci_remove, + .suspend = ide_pci_suspend, + .resume = ide_pci_resume, }; static int __init it8213_ide_init(void) diff --git a/drivers/ide/pci/it821x.c b/drivers/ide/pci/it821x.c index 4a1508a707c..46edd083b34 100644 --- a/drivers/ide/pci/it821x.c +++ b/drivers/ide/pci/it821x.c @@ -63,7 +63,6 @@ #include <linux/types.h> #include <linux/module.h> #include <linux/pci.h> -#include <linux/hdreg.h> #include <linux/ide.h> #include <linux/init.h> @@ -446,8 +445,7 @@ static u8 it821x_cable_detect(ide_hwif_t *hwif) static void it821x_quirkproc(ide_drive_t *drive) { struct it821x_dev *itdev = ide_get_hwifdata(drive->hwif); - struct hd_driveid *id = drive->id; - u16 *idbits = (u16 *)drive->id; + u16 *id = drive->id; if (!itdev->smart) { /* @@ -466,36 +464,36 @@ static void it821x_quirkproc(ide_drive_t *drive) */ /* Check for RAID v native */ - if(strstr(id->model, "Integrated Technology Express")) { + if (strstr((char *)&id[ATA_ID_PROD], + "Integrated Technology Express")) { /* In raid mode the ident block is slightly buggy We need to set the bits so that the IDE layer knows LBA28. LBA48 and DMA ar valid */ - id->capability |= 3; /* LBA28, DMA */ - id->command_set_2 |= 0x0400; /* LBA48 valid */ - id->cfs_enable_2 |= 0x0400; /* LBA48 on */ + id[ATA_ID_CAPABILITY] |= (3 << 8); /* LBA28, DMA */ + id[ATA_ID_COMMAND_SET_2] |= 0x0400; /* LBA48 valid */ + id[ATA_ID_CFS_ENABLE_2] |= 0x0400; /* LBA48 on */ /* Reporting logic */ printk(KERN_INFO "%s: IT8212 %sRAID %d volume", - drive->name, - idbits[147] ? "Bootable ":"", - idbits[129]); - if(idbits[129] != 1) - printk("(%dK stripe)", idbits[146]); - printk(".\n"); + drive->name, id[147] ? "Bootable " : "", + id[ATA_ID_CSFO]); + if (id[ATA_ID_CSFO] != 1) + printk(KERN_CONT "(%dK stripe)", id[146]); + printk(KERN_CONT ".\n"); } else { /* Non RAID volume. Fixups to stop the core code doing unsupported things */ - id->field_valid &= 3; - id->queue_depth = 0; - id->command_set_1 = 0; - id->command_set_2 &= 0xC400; - id->cfsse &= 0xC000; - id->cfs_enable_1 = 0; - id->cfs_enable_2 &= 0xC400; - id->csf_default &= 0xC000; - id->word127 = 0; - id->dlf = 0; - id->csfo = 0; - id->cfa_power = 0; + id[ATA_ID_FIELD_VALID] &= 3; + id[ATA_ID_QUEUE_DEPTH] = 0; + id[ATA_ID_COMMAND_SET_1] = 0; + id[ATA_ID_COMMAND_SET_2] &= 0xC400; + id[ATA_ID_CFSSE] &= 0xC000; + id[ATA_ID_CFS_ENABLE_1] = 0; + id[ATA_ID_CFS_ENABLE_2] &= 0xC400; + id[ATA_ID_CSF_DEFAULT] &= 0xC000; + id[127] = 0; + id[ATA_ID_DLF] = 0; + id[ATA_ID_CSFO] = 0; + id[ATA_ID_CFA_POWER] = 0; printk(KERN_INFO "%s: Performing identify fixups.\n", drive->name); } @@ -505,8 +503,8 @@ static void it821x_quirkproc(ide_drive_t *drive) * IDE core that DMA is supported (it821x hardware * takes care of DMA mode programming). */ - if (id->capability & 1) { - id->dma_mword |= 0x0101; + if (ata_id_has_dma(id)) { + id[ATA_ID_MWDMA_MODES] |= 0x0101; drive->current_speed = XFER_MW_DMA_0; } } @@ -588,7 +586,7 @@ static void __devinit init_hwif_it821x(ide_hwif_t *hwif) hwif->mwdma_mask = ATA_MWDMA2; } -static void __devinit it8212_disable_raid(struct pci_dev *dev) +static void it8212_disable_raid(struct pci_dev *dev) { /* Reset local CPU, and set BIOS not ready */ pci_write_config_byte(dev, 0x5E, 0x01); @@ -605,7 +603,7 @@ static void __devinit it8212_disable_raid(struct pci_dev *dev) pci_write_config_byte(dev, PCI_LATENCY_TIMER, 0x20); } -static unsigned int __devinit init_chipset_it821x(struct pci_dev *dev) +static unsigned int init_chipset_it821x(struct pci_dev *dev) { u8 conf; static char *mode[2] = { "pass through", "smart" }; @@ -687,6 +685,8 @@ static struct pci_driver driver = { .id_table = it821x_pci_tbl, .probe = it821x_init_one, .remove = __devexit_p(it821x_remove), + .suspend = ide_pci_suspend, + .resume = ide_pci_resume, }; static int __init it821x_ide_init(void) diff --git a/drivers/ide/pci/jmicron.c b/drivers/ide/pci/jmicron.c index bb9d09d8f19..acd64711064 100644 --- a/drivers/ide/pci/jmicron.c +++ b/drivers/ide/pci/jmicron.c @@ -8,7 +8,6 @@ #include <linux/types.h> #include <linux/module.h> #include <linux/pci.h> -#include <linux/hdreg.h> #include <linux/ide.h> #include <linux/init.h> @@ -155,6 +154,8 @@ static struct pci_driver driver = { .id_table = jmicron_pci_tbl, .probe = jmicron_init_one, .remove = ide_pci_remove, + .suspend = ide_pci_suspend, + .resume = ide_pci_resume, }; static int __init jmicron_ide_init(void) diff --git a/drivers/ide/pci/ns87415.c b/drivers/ide/pci/ns87415.c index ffefcd15196..53bd645736d 100644 --- a/drivers/ide/pci/ns87415.c +++ b/drivers/ide/pci/ns87415.c @@ -11,7 +11,6 @@ #include <linux/types.h> #include <linux/kernel.h> #include <linux/interrupt.h> -#include <linux/hdreg.h> #include <linux/pci.h> #include <linux/delay.h> #include <linux/ide.h> @@ -274,9 +273,9 @@ static void __devinit init_hwif_ns87415 (ide_hwif_t *hwif) do { udelay(50); stat = hwif->tp_ops->read_status(hwif); - if (stat == 0xff) - break; - } while ((stat & BUSY_STAT) && --timeout); + if (stat == 0xff) + break; + } while ((stat & ATA_BUSY) && --timeout); #endif } @@ -340,6 +339,8 @@ static struct pci_driver driver = { .id_table = ns87415_pci_tbl, .probe = ns87415_init_one, .remove = ide_pci_remove, + .suspend = ide_pci_suspend, + .resume = ide_pci_resume, }; static int __init ns87415_ide_init(void) diff --git a/drivers/ide/pci/opti621.c b/drivers/ide/pci/opti621.c index e28e672ddaf..3de11ddcf86 100644 --- a/drivers/ide/pci/opti621.c +++ b/drivers/ide/pci/opti621.c @@ -85,7 +85,6 @@ #include <linux/module.h> #include <linux/kernel.h> #include <linux/pci.h> -#include <linux/hdreg.h> #include <linux/ide.h> #include <asm/io.h> @@ -137,7 +136,7 @@ static u8 read_reg(int reg) static void opti621_set_pio_mode(ide_drive_t *drive, const u8 pio) { ide_hwif_t *hwif = drive->hwif; - ide_drive_t *pair = ide_get_paired_drive(drive); + ide_drive_t *pair = ide_get_pair_dev(drive); unsigned long flags; u8 tim, misc, addr_pio = pio, clk; @@ -153,7 +152,7 @@ static void opti621_set_pio_mode(ide_drive_t *drive, const u8 pio) drive->drive_data = XFER_PIO_0 + pio; - if (pair->present) { + if (pair) { if (pair->drive_data && pair->drive_data < drive->drive_data) addr_pio = pair->drive_data - XFER_PIO_0; } @@ -226,6 +225,8 @@ static struct pci_driver driver = { .id_table = opti621_pci_tbl, .probe = opti621_init_one, .remove = ide_pci_remove, + .suspend = ide_pci_suspend, + .resume = ide_pci_resume, }; static int __init opti621_ide_init(void) diff --git a/drivers/ide/pci/pdc202xx_new.c b/drivers/ide/pci/pdc202xx_new.c index d477da6b585..9fc59962553 100644 --- a/drivers/ide/pci/pdc202xx_new.c +++ b/drivers/ide/pci/pdc202xx_new.c @@ -19,7 +19,6 @@ #include <linux/types.h> #include <linux/kernel.h> #include <linux/delay.h> -#include <linux/hdreg.h> #include <linux/pci.h> #include <linux/init.h> #include <linux/ide.h> @@ -203,10 +202,10 @@ static u8 pdcnew_cable_detect(ide_hwif_t *hwif) static void pdcnew_quirkproc(ide_drive_t *drive) { - const char **list, *model = drive->id->model; + const char **list, *m = (char *)&drive->id[ATA_ID_PROD]; for (list = pdc_quirk_drives; *list != NULL; list++) - if (strstr(model, *list) != NULL) { + if (strstr(m, *list) != NULL) { drive->quirk_list = 2; return; } @@ -227,7 +226,7 @@ static void pdcnew_reset(ide_drive_t *drive) * read_counter - Read the byte count registers * @dma_base: for the port address */ -static long __devinit read_counter(u32 dma_base) +static long read_counter(u32 dma_base) { u32 pri_dma_base = dma_base, sec_dma_base = dma_base + 0x08; u8 cnt0, cnt1, cnt2, cnt3; @@ -267,7 +266,7 @@ static long __devinit read_counter(u32 dma_base) * @dma_base: for the port address * E.g. 16949000 on 33 MHz PCI bus, i.e. half of the PCI clock. */ -static long __devinit detect_pll_input_clock(unsigned long dma_base) +static long detect_pll_input_clock(unsigned long dma_base) { struct timeval start_time, end_time; long start_count, end_count; @@ -310,7 +309,7 @@ static long __devinit detect_pll_input_clock(unsigned long dma_base) } #ifdef CONFIG_PPC_PMAC -static void __devinit apple_kiwi_init(struct pci_dev *pdev) +static void apple_kiwi_init(struct pci_dev *pdev) { struct device_node *np = pci_device_to_OF_node(pdev); u8 conf; @@ -326,7 +325,7 @@ static void __devinit apple_kiwi_init(struct pci_dev *pdev) } #endif /* CONFIG_PPC_PMAC */ -static unsigned int __devinit init_chipset_pdcnew(struct pci_dev *dev) +static unsigned int init_chipset_pdcnew(struct pci_dev *dev) { const char *name = DRV_NAME; unsigned long dma_base = pci_resource_start(dev, 4); @@ -567,6 +566,8 @@ static struct pci_driver driver = { .id_table = pdc202new_pci_tbl, .probe = pdc202new_init_one, .remove = __devexit_p(pdc202new_remove), + .suspend = ide_pci_suspend, + .resume = ide_pci_resume, }; static int __init pdc202new_ide_init(void) diff --git a/drivers/ide/pci/pdc202xx_old.c b/drivers/ide/pci/pdc202xx_old.c index de9a2740046..cb6d2a00c51 100644 --- a/drivers/ide/pci/pdc202xx_old.c +++ b/drivers/ide/pci/pdc202xx_old.c @@ -13,7 +13,6 @@ #include <linux/kernel.h> #include <linux/delay.h> #include <linux/blkdev.h> -#include <linux/hdreg.h> #include <linux/pci.h> #include <linux/init.h> #include <linux/ide.h> @@ -86,7 +85,7 @@ static void pdc202xx_set_mode(ide_drive_t *drive, const u8 speed) * Prefetch_EN / IORDY_EN / PA[3:0] bits of register A */ AP &= ~0x3f; - if (drive->id->capability & 4) + if (ata_id_iordy_disable(drive->id)) AP |= 0x20; /* set IORDY_EN bit */ if (drive->media == ide_disk) AP |= 0x10; /* set Prefetch_EN bit */ @@ -154,10 +153,10 @@ static void pdc_old_disable_66MHz_clock(ide_hwif_t *hwif) static void pdc202xx_quirkproc(ide_drive_t *drive) { - const char **list, *model = drive->id->model; + const char **list, *m = (char *)&drive->id[ATA_ID_PROD]; for (list = pdc_quirk_drives; *list != NULL; list++) - if (strstr(model, *list) != NULL) { + if (strstr(m, *list) != NULL) { drive->quirk_list = 2; return; } @@ -265,7 +264,7 @@ static void pdc202xx_dma_timeout(ide_drive_t *drive) ide_dma_timeout(drive); } -static unsigned int __devinit init_chipset_pdc202xx(struct pci_dev *dev) +static unsigned int init_chipset_pdc202xx(struct pci_dev *dev) { unsigned long dmabase = pci_resource_start(dev, 4); u8 udma_speed_flag = 0, primary_mode = 0, secondary_mode = 0; @@ -432,6 +431,8 @@ static struct pci_driver driver = { .id_table = pdc202xx_pci_tbl, .probe = pdc202xx_init_one, .remove = ide_pci_remove, + .suspend = ide_pci_suspend, + .resume = ide_pci_resume, }; static int __init pdc202xx_ide_init(void) diff --git a/drivers/ide/pci/piix.c b/drivers/ide/pci/piix.c index 30cfc815fe3..a06c03f8e29 100644 --- a/drivers/ide/pci/piix.c +++ b/drivers/ide/pci/piix.c @@ -48,7 +48,6 @@ #include <linux/module.h> #include <linux/kernel.h> #include <linux/pci.h> -#include <linux/hdreg.h> #include <linux/ide.h> #include <linux/init.h> @@ -205,7 +204,7 @@ static void piix_set_dma_mode(ide_drive_t *drive, const u8 speed) * out to be nice and simple. */ -static unsigned int __devinit init_chipset_ich(struct pci_dev *dev) +static unsigned int init_chipset_ich(struct pci_dev *dev) { u32 extra = 0; @@ -450,6 +449,8 @@ static struct pci_driver driver = { .id_table = piix_pci_tbl, .probe = piix_init_one, .remove = ide_pci_remove, + .suspend = ide_pci_suspend, + .resume = ide_pci_resume, }; static int __init piix_ide_init(void) diff --git a/drivers/ide/pci/rz1000.c b/drivers/ide/pci/rz1000.c index 8d11ee838a2..c117a068761 100644 --- a/drivers/ide/pci/rz1000.c +++ b/drivers/ide/pci/rz1000.c @@ -16,7 +16,6 @@ #include <linux/types.h> #include <linux/module.h> #include <linux/kernel.h> -#include <linux/hdreg.h> #include <linux/pci.h> #include <linux/ide.h> #include <linux/init.h> diff --git a/drivers/ide/pci/sc1200.c b/drivers/ide/pci/sc1200.c index 8efaed16fea..bdc1fed4126 100644 --- a/drivers/ide/pci/sc1200.c +++ b/drivers/ide/pci/sc1200.c @@ -14,7 +14,6 @@ #include <linux/module.h> #include <linux/types.h> #include <linux/kernel.h> -#include <linux/hdreg.h> #include <linux/pci.h> #include <linux/init.h> #include <linux/ide.h> @@ -104,17 +103,19 @@ static void sc1200_tunepio(ide_drive_t *drive, u8 pio) static u8 sc1200_udma_filter(ide_drive_t *drive) { ide_hwif_t *hwif = drive->hwif; - ide_drive_t *mate = &hwif->drives[(drive->dn & 1) ^ 1]; - struct hd_driveid *mateid = mate->id; + ide_drive_t *mate = ide_get_pair_dev(drive); + u16 *mateid = mate->id; u8 mask = hwif->ultra_mask; - if (mate->present == 0) + if (mate == NULL) goto out; - if ((mateid->capability & 1) && __ide_dma_bad_drive(mate) == 0) { - if ((mateid->field_valid & 4) && (mateid->dma_ultra & 7)) + if (ata_id_has_dma(mateid) && __ide_dma_bad_drive(mate) == 0) { + if ((mateid[ATA_ID_FIELD_VALID] & 4) && + (mateid[ATA_ID_UDMA_MODES] & 7)) goto out; - if ((mateid->field_valid & 2) && (mateid->dma_mword & 7)) + if ((mateid[ATA_ID_FIELD_VALID] & 2) && + (mateid[ATA_ID_MWDMA_MODES] & 7)) mask = 0; } out: diff --git a/drivers/ide/pci/scc_pata.c b/drivers/ide/pci/scc_pata.c index 44cccd1e086..e92a874b31d 100644 --- a/drivers/ide/pci/scc_pata.c +++ b/drivers/ide/pci/scc_pata.c @@ -26,7 +26,6 @@ #include <linux/module.h> #include <linux/pci.h> #include <linux/delay.h> -#include <linux/hdreg.h> #include <linux/ide.h> #include <linux/init.h> @@ -400,7 +399,7 @@ static int scc_dma_end(ide_drive_t *drive) /* errata A308 workaround: Step5 (check data loss) */ /* We don't check non ide_disk because it is limited to UDMA4 */ if (!(in_be32((void __iomem *)hwif->io_ports.ctl_addr) - & ERR_STAT) && + & ATA_ERR) && drive->media == ide_disk && drive->current_speed > XFER_UDMA_4) { reg = in_be32((void __iomem *)intsts_port); if (!(reg & INTSTS_ACTEINT)) { @@ -504,7 +503,7 @@ static int scc_dma_test_irq(ide_drive_t *drive) /* SCC errata A252,A308 workaround: Step4 */ if ((in_be32((void __iomem *)hwif->io_ports.ctl_addr) - & ERR_STAT) && + & ATA_ERR) && (int_stat & INTSTS_INTRQ)) return 1; diff --git a/drivers/ide/pci/serverworks.c b/drivers/ide/pci/serverworks.c index c3bdc6e51a4..3dff2aea317 100644 --- a/drivers/ide/pci/serverworks.c +++ b/drivers/ide/pci/serverworks.c @@ -32,7 +32,6 @@ #include <linux/module.h> #include <linux/kernel.h> #include <linux/pci.h> -#include <linux/hdreg.h> #include <linux/ide.h> #include <linux/init.h> @@ -57,8 +56,10 @@ static struct pci_dev *isa_dev; static int check_in_drive_lists (ide_drive_t *drive, const char **list) { + char *m = (char *)&drive->id[ATA_ID_PROD]; + while (*list) - if (!strcmp(*list++, drive->id->model)) + if (!strcmp(*list++, m)) return 1; return 0; } @@ -174,7 +175,7 @@ static void svwks_set_dma_mode(ide_drive_t *drive, const u8 speed) pci_write_config_byte(dev, 0x54, ultra_enable); } -static unsigned int __devinit init_chipset_svwks(struct pci_dev *dev) +static unsigned int init_chipset_svwks(struct pci_dev *dev) { unsigned int reg; u8 btr; @@ -447,6 +448,8 @@ static struct pci_driver driver = { .id_table = svwks_pci_tbl, .probe = svwks_init_one, .remove = ide_pci_remove, + .suspend = ide_pci_suspend, + .resume = ide_pci_resume, }; static int __init svwks_ide_init(void) diff --git a/drivers/ide/pci/sgiioc4.c b/drivers/ide/pci/sgiioc4.c index 681306c9d79..1017fb4f631 100644 --- a/drivers/ide/pci/sgiioc4.c +++ b/drivers/ide/pci/sgiioc4.c @@ -22,7 +22,6 @@ #include <linux/types.h> #include <linux/pci.h> #include <linux/delay.h> -#include <linux/hdreg.h> #include <linux/init.h> #include <linux/kernel.h> #include <linux/ioport.h> diff --git a/drivers/ide/pci/siimage.c b/drivers/ide/pci/siimage.c index db2b88a369a..174a873b4c6 100644 --- a/drivers/ide/pci/siimage.c +++ b/drivers/ide/pci/siimage.c @@ -39,7 +39,6 @@ #include <linux/types.h> #include <linux/module.h> #include <linux/pci.h> -#include <linux/hdreg.h> #include <linux/ide.h> #include <linux/init.h> #include <linux/io.h> @@ -223,7 +222,9 @@ static u8 sil_pata_udma_filter(ide_drive_t *drive) static u8 sil_sata_udma_filter(ide_drive_t *drive) { - return strstr(drive->id->model, "Maxtor") ? ATA_UDMA5 : ATA_UDMA6; + char *m = (char *)&drive->id[ATA_ID_PROD]; + + return strstr(m, "Maxtor") ? ATA_UDMA5 : ATA_UDMA6; } /** @@ -243,7 +244,7 @@ static void sil_set_pio_mode(ide_drive_t *drive, u8 pio) ide_hwif_t *hwif = HWIF(drive); struct pci_dev *dev = to_pci_dev(hwif->dev); - ide_drive_t *pair = ide_get_paired_drive(drive); + ide_drive_t *pair = ide_get_pair_dev(drive); u32 speedt = 0; u16 speedp = 0; unsigned long addr = siimage_seldev(drive, 0x04); @@ -257,7 +258,7 @@ static void sil_set_pio_mode(ide_drive_t *drive, u8 pio) u8 unit = drive->select.b.unit; /* trim *taskfile* PIO to the slowest of the master/slave */ - if (pair->present) { + if (pair) { u8 pair_pio = ide_get_best_pio_mode(pair, 255, 4); if (pair_pio < tf_pio) @@ -462,7 +463,7 @@ static void sil_sata_pre_reset(ide_drive_t *drive) * to 133 MHz clocking if the system isn't already set up to do it. */ -static unsigned int __devinit init_chipset_siimage(struct pci_dev *dev) +static unsigned int init_chipset_siimage(struct pci_dev *dev) { struct ide_host *host = pci_get_drvdata(dev); void __iomem *ioaddr = host->host_priv; @@ -616,8 +617,8 @@ static void __devinit init_mmio_iops_siimage(ide_hwif_t *hwif) static int is_dev_seagate_sata(ide_drive_t *drive) { - const char *s = &drive->id->model[0]; - unsigned len = strnlen(s, sizeof(drive->id->model)); + const char *s = (const char *)&drive->id[ATA_ID_PROD]; + unsigned len = strnlen(s, ATA_ID_PROD_LEN); if ((len > 4) && (!memcmp(s, "ST", 2))) if ((!memcmp(s + len - 2, "AS", 2)) || @@ -833,6 +834,8 @@ static struct pci_driver driver = { .id_table = siimage_pci_tbl, .probe = siimage_init_one, .remove = __devexit_p(siimage_remove), + .suspend = ide_pci_suspend, + .resume = ide_pci_resume, }; static int __init siimage_ide_init(void) diff --git a/drivers/ide/pci/sis5513.c b/drivers/ide/pci/sis5513.c index 5efe21d6ef9..734dd41f1f6 100644 --- a/drivers/ide/pci/sis5513.c +++ b/drivers/ide/pci/sis5513.c @@ -47,7 +47,6 @@ #include <linux/types.h> #include <linux/module.h> #include <linux/kernel.h> -#include <linux/hdreg.h> #include <linux/pci.h> #include <linux/init.h> #include <linux/ide.h> @@ -448,7 +447,7 @@ static int __devinit sis_find_family(struct pci_dev *dev) return chipset_family; } -static unsigned int __devinit init_chipset_sis5513(struct pci_dev *dev) +static unsigned int init_chipset_sis5513(struct pci_dev *dev) { /* Make general config ops here 1/ tell IDE channels to operate in Compatibility mode only @@ -611,6 +610,8 @@ static struct pci_driver driver = { .id_table = sis5513_pci_tbl, .probe = sis5513_init_one, .remove = __devexit_p(sis5513_remove), + .suspend = ide_pci_suspend, + .resume = ide_pci_resume, }; static int __init sis5513_ide_init(void) diff --git a/drivers/ide/pci/sl82c105.c b/drivers/ide/pci/sl82c105.c index 73905bcc08f..37a6b7bdc04 100644 --- a/drivers/ide/pci/sl82c105.c +++ b/drivers/ide/pci/sl82c105.c @@ -17,7 +17,6 @@ #include <linux/types.h> #include <linux/module.h> #include <linux/kernel.h> -#include <linux/hdreg.h> #include <linux/pci.h> #include <linux/ide.h> @@ -62,7 +61,7 @@ static unsigned int get_pio_timings(ide_drive_t *drive, u8 pio) if (cmd_off == 0) cmd_off = 1; - if (pio > 2 || ide_dev_has_iordy(drive->id)) + if (pio > 2 || ata_id_has_iordy(drive->id)) iordy = 0x40; return (cmd_on - 1) << 8 | (cmd_off - 1) | iordy; @@ -272,7 +271,7 @@ static u8 sl82c105_bridge_revision(struct pci_dev *dev) * channel 0 here at least, but channel 1 has to be enabled by * firmware or arch code. We still set both to 16 bits mode. */ -static unsigned int __devinit init_chipset_sl82c105(struct pci_dev *dev) +static unsigned int init_chipset_sl82c105(struct pci_dev *dev) { u32 val; @@ -351,6 +350,8 @@ static struct pci_driver driver = { .id_table = sl82c105_pci_tbl, .probe = sl82c105_init_one, .remove = ide_pci_remove, + .suspend = ide_pci_suspend, + .resume = ide_pci_resume, }; static int __init sl82c105_ide_init(void) diff --git a/drivers/ide/pci/slc90e66.c b/drivers/ide/pci/slc90e66.c index 866d6c65e3a..a9551a13ac5 100644 --- a/drivers/ide/pci/slc90e66.c +++ b/drivers/ide/pci/slc90e66.c @@ -11,7 +11,6 @@ #include <linux/module.h> #include <linux/kernel.h> #include <linux/pci.h> -#include <linux/hdreg.h> #include <linux/ide.h> #include <linux/init.h> @@ -160,6 +159,8 @@ static struct pci_driver driver = { .id_table = slc90e66_pci_tbl, .probe = slc90e66_init_one, .remove = ide_pci_remove, + .suspend = ide_pci_suspend, + .resume = ide_pci_resume, }; static int __init slc90e66_ide_init(void) diff --git a/drivers/ide/pci/triflex.c b/drivers/ide/pci/triflex.c index b77ec35151b..be8715dcee0 100644 --- a/drivers/ide/pci/triflex.c +++ b/drivers/ide/pci/triflex.c @@ -28,7 +28,6 @@ #include <linux/types.h> #include <linux/module.h> #include <linux/kernel.h> -#include <linux/hdreg.h> #include <linux/pci.h> #include <linux/ide.h> #include <linux/init.h> @@ -120,6 +119,8 @@ static struct pci_driver driver = { .id_table = triflex_pci_tbl, .probe = triflex_init_one, .remove = ide_pci_remove, + .suspend = ide_pci_suspend, + .resume = ide_pci_resume, }; static int __init triflex_ide_init(void) diff --git a/drivers/ide/pci/trm290.c b/drivers/ide/pci/trm290.c index fd28b49977f..4dfbc6a68b5 100644 --- a/drivers/ide/pci/trm290.c +++ b/drivers/ide/pci/trm290.c @@ -135,7 +135,6 @@ #include <linux/interrupt.h> #include <linux/blkdev.h> #include <linux/init.h> -#include <linux/hdreg.h> #include <linux/pci.h> #include <linux/ide.h> diff --git a/drivers/ide/pci/via82cxxx.c b/drivers/ide/pci/via82cxxx.c index 94fb9ab3223..acacdaab69c 100644 --- a/drivers/ide/pci/via82cxxx.c +++ b/drivers/ide/pci/via82cxxx.c @@ -154,7 +154,7 @@ static void via_set_speed(ide_hwif_t *hwif, u8 dn, struct ide_timing *timing) static void via_set_drive(ide_drive_t *drive, const u8 speed) { ide_hwif_t *hwif = drive->hwif; - ide_drive_t *peer = hwif->drives + (~drive->dn & 1); + ide_drive_t *peer = ide_get_pair_dev(drive); struct pci_dev *dev = to_pci_dev(hwif->dev); struct ide_host *host = pci_get_drvdata(dev); struct via82cxxx_dev *vdev = host->host_priv; @@ -173,7 +173,7 @@ static void via_set_drive(ide_drive_t *drive, const u8 speed) ide_timing_compute(drive, speed, &t, T, UT); - if (peer->present) { + if (peer) { ide_timing_compute(peer, peer->current_speed, &p, T, UT); ide_timing_merge(&p, &t, &t, IDE_TIMING_8BIT); } @@ -215,7 +215,7 @@ static struct via_isa_bridge *via_config_find(struct pci_dev **isa) /* * Check and handle 80-wire cable presence */ -static void __devinit via_cable_detect(struct via82cxxx_dev *vdev, u32 u) +static void via_cable_detect(struct via82cxxx_dev *vdev, u32 u) { int i; @@ -267,7 +267,7 @@ static void __devinit via_cable_detect(struct via82cxxx_dev *vdev, u32 u) * and initialize its drive independent registers. */ -static unsigned int __devinit init_chipset_via82cxxx(struct pci_dev *dev) +static unsigned int init_chipset_via82cxxx(struct pci_dev *dev) { struct ide_host *host = pci_get_drvdata(dev); struct via82cxxx_dev *vdev = host->host_priv; @@ -492,6 +492,8 @@ static struct pci_driver driver = { .id_table = via_pci_tbl, .probe = via_init_one, .remove = __devexit_p(via_remove), + .suspend = ide_pci_suspend, + .resume = ide_pci_resume, }; static int __init via_ide_init(void) diff --git a/drivers/ide/ppc/pmac.c b/drivers/ide/ppc/pmac.c index fa2be26272d..c3432da78d5 100644 --- a/drivers/ide/ppc/pmac.c +++ b/drivers/ide/ppc/pmac.c @@ -669,9 +669,9 @@ static void set_timings_mdma(ide_drive_t *drive, int intf_type, u32 *timings, u32 *timings2, u8 speed) { + u16 *id = drive->id; int cycleTime, accessTime = 0, recTime = 0; unsigned accessTicks, recTicks; - struct hd_driveid *id = drive->id; struct mdma_timings_t* tm = NULL; int i; @@ -686,8 +686,8 @@ set_timings_mdma(ide_drive_t *drive, int intf_type, u32 *timings, u32 *timings2, } /* Check if drive provides explicit DMA cycle time */ - if ((id->field_valid & 2) && id->eide_dma_time) - cycleTime = max_t(int, id->eide_dma_time, cycleTime); + if ((id[ATA_ID_FIELD_VALID] & 2) && id[ATA_ID_EIDE_DMA_TIME]) + cycleTime = max_t(int, id[ATA_ID_EIDE_DMA_TIME], cycleTime); /* OHare limits according to some old Apple sources */ if ((intf_type == controller_ohare) && (cycleTime < 150)) diff --git a/drivers/ide/setup-pci.c b/drivers/ide/setup-pci.c index a8e9e8a69a5..9f1f9163a13 100644 --- a/drivers/ide/setup-pci.c +++ b/drivers/ide/setup-pci.c @@ -659,3 +659,36 @@ void ide_pci_remove(struct pci_dev *dev) pci_disable_device(dev); } EXPORT_SYMBOL_GPL(ide_pci_remove); + +#ifdef CONFIG_PM +int ide_pci_suspend(struct pci_dev *dev, pm_message_t state) +{ + pci_save_state(dev); + pci_disable_device(dev); + pci_set_power_state(dev, pci_choose_state(dev, state)); + + return 0; +} +EXPORT_SYMBOL_GPL(ide_pci_suspend); + +int ide_pci_resume(struct pci_dev *dev) +{ + struct ide_host *host = pci_get_drvdata(dev); + int rc; + + pci_set_power_state(dev, PCI_D0); + + rc = pci_enable_device(dev); + if (rc) + return rc; + + pci_restore_state(dev); + pci_set_master(dev); + + if (host->init_chipset) + host->init_chipset(dev); + + return 0; +} +EXPORT_SYMBOL_GPL(ide_pci_resume); +#endif |