diff options
Diffstat (limited to 'drivers/ide/pci/opti621.c')
| -rw-r--r-- | drivers/ide/pci/opti621.c | 53 |
1 files changed, 21 insertions, 32 deletions
diff --git a/drivers/ide/pci/opti621.c b/drivers/ide/pci/opti621.c index 3a2bb272351..3573ffeaaa3 100644 --- a/drivers/ide/pci/opti621.c +++ b/drivers/ide/pci/opti621.c @@ -1,5 +1,5 @@ /* - * linux/drivers/ide/pci/opti621.c Version 0.7 Sept 10, 2002 + * linux/drivers/ide/pci/opti621.c Version 0.8 Aug 27, 2007 * * Copyright (C) 1996-1998 Linus Torvalds & authors (see below) */ @@ -47,7 +47,7 @@ * The main problem with OPTi is that some timings for master * and slave must be the same. For example, if you have master * PIO 3 and slave PIO 0, driver have to set some timings of - * master for PIO 0. Second problem is that opti621_tune_drive + * master for PIO 0. Second problem is that opti621_set_pio_mode * got only one drive to set, but have to set both drives. * This is solved in compute_pios. If you don't set * the second drive, compute_pios use ide_get_best_pio_mode @@ -57,9 +57,6 @@ * There is a 25/33MHz switch in configuration * register, but driver is written for use at any frequency which get * (use idebus=xx to select PCI bus speed). - * Use hda=autotune and hdb=autotune for automatical tune of the PIO modes. - * If you get strange results, do not use this and set PIO manually - * by hdparm. * * Version 0.1, Nov 8, 1996 * by Jaromir Koutek, for 2.1.8. @@ -103,7 +100,7 @@ #include <asm/io.h> -#define OPTI621_MAX_PIO 3 +//#define OPTI621_MAX_PIO 3 /* In fact, I do not have any PIO 4 drive * (address: 25 ns, data: 70 ns, recovery: 35 ns), * but OPTi 82C621 is programmable and it can do (minimal values): @@ -136,8 +133,8 @@ static int reg_base; #define PIO_NOT_EXIST 254 #define PIO_DONT_KNOW 255 -/* there are stored pio numbers from other calls of opti621_tune_drive */ -static void compute_pios(ide_drive_t *drive, u8 pio) +/* there are stored pio numbers from other calls of opti621_set_pio_mode */ +static void compute_pios(ide_drive_t *drive, const u8 pio) /* Store values into drive->drive_data * second_contr - 0 for primary controller, 1 for secondary * slave_drive - 0 -> pio is for master, 1 -> pio is for slave @@ -147,12 +144,13 @@ static void compute_pios(ide_drive_t *drive, u8 pio) int d; ide_hwif_t *hwif = HWIF(drive); - drive->drive_data = ide_get_best_pio_mode(drive, pio, OPTI621_MAX_PIO); + drive->drive_data = pio; + for (d = 0; d < 2; ++d) { drive = &hwif->drives[d]; if (drive->present) { if (drive->drive_data == PIO_DONT_KNOW) - drive->drive_data = ide_get_best_pio_mode(drive, 255, OPTI621_MAX_PIO); + drive->drive_data = ide_get_best_pio_mode(drive, 255, 3); #ifdef OPTI621_DEBUG printk("%s: Selected PIO mode %d\n", drive->name, drive->drive_data); @@ -240,8 +238,7 @@ static void compute_clocks(int pio, pio_clocks_t *clks) } -/* Main tune procedure, called from tuneproc. */ -static void opti621_tune_drive (ide_drive_t *drive, u8 pio) +static void opti621_set_pio_mode(ide_drive_t *drive, const u8 pio) { /* primary and secondary drives share some registers, * so we have to program both drives @@ -328,39 +325,31 @@ static void opti621_tune_drive (ide_drive_t *drive, u8 pio) */ static void __devinit init_hwif_opti621 (ide_hwif_t *hwif) { - hwif->autodma = 0; hwif->drives[0].drive_data = PIO_DONT_KNOW; hwif->drives[1].drive_data = PIO_DONT_KNOW; - hwif->tuneproc = &opti621_tune_drive; - - if (!(hwif->dma_base)) - return; - - hwif->atapi_dma = 1; - hwif->mwdma_mask = 0x07; - hwif->swdma_mask = 0x07; - if (!noautodma) - hwif->autodma = 1; - hwif->drives[0].autodma = hwif->autodma; - hwif->drives[1].autodma = hwif->autodma; + hwif->set_pio_mode = &opti621_set_pio_mode; } static ide_pci_device_t opti621_chipsets[] __devinitdata = { { /* 0 */ .name = "OPTI621", .init_hwif = init_hwif_opti621, - .autodma = AUTODMA, .enablebits = {{0x45,0x80,0x00}, {0x40,0x08,0x00}}, - .bootable = ON_BOARD, + .host_flags = IDE_HFLAG_TRUST_BIOS_FOR_DMA | + IDE_HFLAG_BOOTABLE, .pio_mask = ATA_PIO3, + .swdma_mask = ATA_SWDMA2, + .mwdma_mask = ATA_MWDMA2, },{ /* 1 */ .name = "OPTI621X", .init_hwif = init_hwif_opti621, - .autodma = AUTODMA, .enablebits = {{0x45,0x80,0x00}, {0x40,0x08,0x00}}, - .bootable = ON_BOARD, + .host_flags = IDE_HFLAG_TRUST_BIOS_FOR_DMA | + IDE_HFLAG_BOOTABLE, .pio_mask = ATA_PIO3, + .swdma_mask = ATA_SWDMA2, + .mwdma_mask = ATA_MWDMA2, } }; @@ -369,9 +358,9 @@ static int __devinit opti621_init_one(struct pci_dev *dev, const struct pci_devi return ide_setup_pci_device(dev, &opti621_chipsets[id->driver_data]); } -static struct pci_device_id opti621_pci_tbl[] = { - { PCI_VENDOR_ID_OPTI, PCI_DEVICE_ID_OPTI_82C621, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, - { PCI_VENDOR_ID_OPTI, PCI_DEVICE_ID_OPTI_82C825, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 1}, +static const struct pci_device_id opti621_pci_tbl[] = { + { PCI_VDEVICE(OPTI, PCI_DEVICE_ID_OPTI_82C621), 0 }, + { PCI_VDEVICE(OPTI, PCI_DEVICE_ID_OPTI_82C825), 1 }, { 0, }, }; MODULE_DEVICE_TABLE(pci, opti621_pci_tbl); |