diff options
Diffstat (limited to 'drivers/scsi/sym53c8xx_2')
| -rw-r--r-- | drivers/scsi/sym53c8xx_2/sym_defs.h | 2 | ||||
| -rw-r--r-- | drivers/scsi/sym53c8xx_2/sym_fw.c | 18 | ||||
| -rw-r--r-- | drivers/scsi/sym53c8xx_2/sym_fw.h | 6 | ||||
| -rw-r--r-- | drivers/scsi/sym53c8xx_2/sym_fw1.h | 48 | ||||
| -rw-r--r-- | drivers/scsi/sym53c8xx_2/sym_fw2.h | 52 | ||||
| -rw-r--r-- | drivers/scsi/sym53c8xx_2/sym_glue.c | 117 | ||||
| -rw-r--r-- | drivers/scsi/sym53c8xx_2/sym_glue.h | 2 | ||||
| -rw-r--r-- | drivers/scsi/sym53c8xx_2/sym_hipd.c | 164 | ||||
| -rw-r--r-- | drivers/scsi/sym53c8xx_2/sym_hipd.h | 104 | ||||
| -rw-r--r-- | drivers/scsi/sym53c8xx_2/sym_malloc.c | 4 | ||||
| -rw-r--r-- | drivers/scsi/sym53c8xx_2/sym_nvram.c | 29 | ||||
| -rw-r--r-- | drivers/scsi/sym53c8xx_2/sym_nvram.h | 4 |
12 files changed, 122 insertions, 428 deletions
diff --git a/drivers/scsi/sym53c8xx_2/sym_defs.h b/drivers/scsi/sym53c8xx_2/sym_defs.h index 2d9437d7242..3659dd7b9d7 100644 --- a/drivers/scsi/sym53c8xx_2/sym_defs.h +++ b/drivers/scsi/sym53c8xx_2/sym_defs.h @@ -40,7 +40,7 @@ #ifndef SYM_DEFS_H #define SYM_DEFS_H -#define SYM_VERSION "2.2.1" +#define SYM_VERSION "2.2.2" #define SYM_DRIVER_NAME "sym-" SYM_VERSION /* diff --git a/drivers/scsi/sym53c8xx_2/sym_fw.c b/drivers/scsi/sym53c8xx_2/sym_fw.c index fd36cf9858c..9916a2a2255 100644 --- a/drivers/scsi/sym53c8xx_2/sym_fw.c +++ b/drivers/scsi/sym53c8xx_2/sym_fw.c @@ -37,11 +37,7 @@ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ -#ifdef __FreeBSD__ -#include <dev/sym/sym_glue.h> -#else #include "sym_glue.h" -#endif /* * Macros used for all firmwares. @@ -60,19 +56,12 @@ #define SYM_FWA_SCR sym_fw1a_scr #define SYM_FWB_SCR sym_fw1b_scr #define SYM_FWZ_SCR sym_fw1z_scr -#ifdef __FreeBSD__ -#include <dev/sym/sym_fw1.h> -#else #include "sym_fw1.h" -#endif static struct sym_fwa_ofs sym_fw1a_ofs = { SYM_GEN_FW_A(struct SYM_FWA_SCR) }; static struct sym_fwb_ofs sym_fw1b_ofs = { SYM_GEN_FW_B(struct SYM_FWB_SCR) -#ifdef SYM_OPT_HANDLE_DIR_UNKNOWN - SYM_GEN_B(struct SYM_FWB_SCR, data_io) -#endif }; static struct sym_fwz_ofs sym_fw1z_ofs = { SYM_GEN_FW_Z(struct SYM_FWZ_SCR) @@ -88,19 +77,12 @@ static struct sym_fwz_ofs sym_fw1z_ofs = { #define SYM_FWA_SCR sym_fw2a_scr #define SYM_FWB_SCR sym_fw2b_scr #define SYM_FWZ_SCR sym_fw2z_scr -#ifdef __FreeBSD__ -#include <dev/sym/sym_fw2.h> -#else #include "sym_fw2.h" -#endif static struct sym_fwa_ofs sym_fw2a_ofs = { SYM_GEN_FW_A(struct SYM_FWA_SCR) }; static struct sym_fwb_ofs sym_fw2b_ofs = { SYM_GEN_FW_B(struct SYM_FWB_SCR) -#ifdef SYM_OPT_HANDLE_DIR_UNKNOWN - SYM_GEN_B(struct SYM_FWB_SCR, data_io) -#endif SYM_GEN_B(struct SYM_FWB_SCR, start64) SYM_GEN_B(struct SYM_FWB_SCR, pm_handle) }; diff --git a/drivers/scsi/sym53c8xx_2/sym_fw.h b/drivers/scsi/sym53c8xx_2/sym_fw.h index 43f6810a404..66ec35beab5 100644 --- a/drivers/scsi/sym53c8xx_2/sym_fw.h +++ b/drivers/scsi/sym53c8xx_2/sym_fw.h @@ -92,9 +92,6 @@ struct sym_fwa_ofs { }; struct sym_fwb_ofs { SYM_GEN_FW_B(u_short) -#ifdef SYM_OPT_HANDLE_DIR_UNKNOWN - SYM_GEN_B(u_short, data_io) -#endif SYM_GEN_B(u_short, start64) SYM_GEN_B(u_short, pm_handle) }; @@ -111,9 +108,6 @@ struct sym_fwa_ba { }; struct sym_fwb_ba { SYM_GEN_FW_B(u32) -#ifdef SYM_OPT_HANDLE_DIR_UNKNOWN - SYM_GEN_B(u32, data_io) -#endif SYM_GEN_B(u32, start64); SYM_GEN_B(u32, pm_handle); }; diff --git a/drivers/scsi/sym53c8xx_2/sym_fw1.h b/drivers/scsi/sym53c8xx_2/sym_fw1.h index cdd92d82f4b..7b39f4a35e9 100644 --- a/drivers/scsi/sym53c8xx_2/sym_fw1.h +++ b/drivers/scsi/sym53c8xx_2/sym_fw1.h @@ -197,12 +197,6 @@ struct SYM_FWB_SCR { u32 bad_status [ 7]; u32 wsr_ma_helper [ 4]; -#ifdef SYM_OPT_HANDLE_DIR_UNKNOWN - /* Unknown direction handling */ - u32 data_io [ 2]; - u32 data_io_com [ 8]; - u32 data_io_out [ 7]; -#endif /* Data area */ u32 zero [ 1]; u32 scratch [ 1]; @@ -1747,48 +1741,6 @@ static struct SYM_FWB_SCR SYM_FWB_SCR = { SCR_JUMP, PADDR_A (dispatch), -#ifdef SYM_OPT_HANDLE_DIR_UNKNOWN -}/*-------------------------< DATA_IO >--------------------------*/,{ - /* - * We jump here if the data direction was unknown at the - * time we had to queue the command to the scripts processor. - * Pointers had been set as follow in this situation: - * savep --> DATA_IO - * lastp --> start pointer when DATA_IN - * wlastp --> start pointer when DATA_OUT - * This script sets savep and lastp according to the - * direction chosen by the target. - */ - SCR_JUMP ^ IFTRUE (WHEN (SCR_DATA_OUT)), - PADDR_B (data_io_out), -}/*-------------------------< DATA_IO_COM >----------------------*/,{ - /* - * Direction is DATA IN. - */ - SCR_COPY (4), - HADDR_1 (ccb_head.lastp), - HADDR_1 (ccb_head.savep), - /* - * Jump to the SCRIPTS according to actual direction. - */ - SCR_COPY (4), - HADDR_1 (ccb_head.savep), - RADDR_1 (temp), - SCR_RETURN, - 0, -}/*-------------------------< DATA_IO_OUT >----------------------*/,{ - /* - * Direction is DATA OUT. - */ - SCR_REG_REG (HF_REG, SCR_AND, (~HF_DATA_IN)), - 0, - SCR_COPY (4), - HADDR_1 (ccb_head.wlastp), - HADDR_1 (ccb_head.lastp), - SCR_JUMP, - PADDR_B(data_io_com), -#endif /* SYM_OPT_HANDLE_DIR_UNKNOWN */ - }/*-------------------------< ZERO >-----------------------------*/,{ SCR_DATA_ZERO, }/*-------------------------< SCRATCH >--------------------------*/,{ diff --git a/drivers/scsi/sym53c8xx_2/sym_fw2.h b/drivers/scsi/sym53c8xx_2/sym_fw2.h index 7ea7151f5d1..851f2706f22 100644 --- a/drivers/scsi/sym53c8xx_2/sym_fw2.h +++ b/drivers/scsi/sym53c8xx_2/sym_fw2.h @@ -191,13 +191,6 @@ struct SYM_FWB_SCR { u32 pm_wsr_handle [ 38]; u32 wsr_ma_helper [ 4]; -#ifdef SYM_OPT_HANDLE_DIR_UNKNOWN - /* Unknown direction handling */ - u32 data_io [ 2]; - u32 data_io_in [ 2]; - u32 data_io_com [ 6]; - u32 data_io_out [ 8]; -#endif /* Data area */ u32 zero [ 1]; u32 scratch [ 1]; @@ -1838,51 +1831,6 @@ static struct SYM_FWB_SCR SYM_FWB_SCR = { SCR_JUMP, PADDR_A (dispatch), -#ifdef SYM_OPT_HANDLE_DIR_UNKNOWN -}/*-------------------------< DATA_IO >--------------------------*/,{ - /* - * We jump here if the data direction was unknown at the - * time we had to queue the command to the scripts processor. - * Pointers had been set as follow in this situation: - * savep --> DATA_IO - * lastp --> start pointer when DATA_IN - * wlastp --> start pointer when DATA_OUT - * This script sets savep and lastp according to the - * direction chosen by the target. - */ - SCR_JUMP ^ IFTRUE (WHEN (SCR_DATA_OUT)), - PADDR_B (data_io_out), -}/*-------------------------< DATA_IO_IN >-----------------------*/,{ - /* - * Direction is DATA IN. - */ - SCR_LOAD_REL (scratcha, 4), - offsetof (struct sym_ccb, phys.head.lastp), -}/*-------------------------< DATA_IO_COM >----------------------*/,{ - SCR_STORE_REL (scratcha, 4), - offsetof (struct sym_ccb, phys.head.savep), - - /* - * Jump to the SCRIPTS according to actual direction. - */ - SCR_LOAD_REL (temp, 4), - offsetof (struct sym_ccb, phys.head.savep), - SCR_RETURN, - 0, -}/*-------------------------< DATA_IO_OUT >----------------------*/,{ - /* - * Direction is DATA OUT. - */ - SCR_REG_REG (HF_REG, SCR_AND, (~HF_DATA_IN)), - 0, - SCR_LOAD_REL (scratcha, 4), - offsetof (struct sym_ccb, phys.head.wlastp), - SCR_STORE_REL (scratcha, 4), - offsetof (struct sym_ccb, phys.head.lastp), - SCR_JUMP, - PADDR_B(data_io_com), -#endif /* SYM_OPT_HANDLE_DIR_UNKNOWN */ - }/*-------------------------< ZERO >-----------------------------*/,{ SCR_DATA_ZERO, }/*-------------------------< SCRATCH >--------------------------*/,{ diff --git a/drivers/scsi/sym53c8xx_2/sym_glue.c b/drivers/scsi/sym53c8xx_2/sym_glue.c index 7fc0b97173e..1fffd2b3c65 100644 --- a/drivers/scsi/sym53c8xx_2/sym_glue.c +++ b/drivers/scsi/sym53c8xx_2/sym_glue.c @@ -514,9 +514,10 @@ static inline int sym_setup_cdb(struct sym_hcb *np, struct scsi_cmnd *cmd, struc */ int sym_setup_data_and_start(struct sym_hcb *np, struct scsi_cmnd *cmd, struct sym_ccb *cp) { - int dir; struct sym_tcb *tp = &np->target[cp->target]; struct sym_lcb *lp = sym_lp(tp, cp->lun); + u32 lastp, goalp; + int dir; /* * Build the CDB. @@ -534,15 +535,47 @@ int sym_setup_data_and_start(struct sym_hcb *np, struct scsi_cmnd *cmd, struct s sym_set_cam_status(cmd, DID_ERROR); goto out_abort; } + + /* + * No segments means no data. + */ + if (!cp->segments) + dir = DMA_NONE; } else { cp->data_len = 0; cp->segments = 0; } /* - * Set data pointers. + * Set the data pointer. */ - sym_setup_data_pointers(np, cp, dir); + switch (dir) { + case DMA_BIDIRECTIONAL: + printk("%s: got DMA_BIDIRECTIONAL command", sym_name(np)); + sym_set_cam_status(cmd, DID_ERROR); + goto out_abort; + case DMA_TO_DEVICE: + goalp = SCRIPTA_BA(np, data_out2) + 8; + lastp = goalp - 8 - (cp->segments * (2*4)); + break; + case DMA_FROM_DEVICE: + cp->host_flags |= HF_DATA_IN; + goalp = SCRIPTA_BA(np, data_in2) + 8; + lastp = goalp - 8 - (cp->segments * (2*4)); + break; + case DMA_NONE: + default: + lastp = goalp = SCRIPTB_BA(np, no_data); + break; + } + + /* + * Set all pointers values needed by SCRIPTS. + */ + cp->phys.head.lastp = cpu_to_scr(lastp); + cp->phys.head.savep = cpu_to_scr(lastp); + cp->startp = cp->phys.head.savep; + cp->goalp = cpu_to_scr(goalp); /* * When `#ifed 1', the code below makes the driver @@ -563,10 +596,7 @@ int sym_setup_data_and_start(struct sym_hcb *np, struct scsi_cmnd *cmd, struct s /* * activate this job. */ - if (lp) - sym_start_next_ccbs(np, lp, 2); - else - sym_put_start_queue(np, cp); + sym_start_next_ccbs(np, lp, 2); return 0; out_abort: @@ -981,15 +1011,14 @@ static int device_queue_depth(struct sym_hcb *np, int target, int lun) static int sym53c8xx_slave_alloc(struct scsi_device *sdev) { - struct sym_hcb *np; - struct sym_tcb *tp; + struct sym_hcb *np = sym_get_hcb(sdev->host); + struct sym_tcb *tp = &np->target[sdev->id]; + struct sym_lcb *lp; if (sdev->id >= SYM_CONF_MAX_TARGET || sdev->lun >= SYM_CONF_MAX_LUN) return -ENXIO; - np = sym_get_hcb(sdev->host); - tp = &np->target[sdev->id]; - + tp->starget = sdev->sdev_target; /* * Fail the device init if the device is flagged NOSCAN at BOOT in * the NVRAM. This may speed up boot and maintain coherency with @@ -999,35 +1028,41 @@ static int sym53c8xx_slave_alloc(struct scsi_device *sdev) * lun devices behave badly when asked for a non zero LUN. */ - if ((tp->usrflags & SYM_SCAN_BOOT_DISABLED) || - ((tp->usrflags & SYM_SCAN_LUNS_DISABLED) && sdev->lun != 0)) { + if (tp->usrflags & SYM_SCAN_BOOT_DISABLED) { tp->usrflags &= ~SYM_SCAN_BOOT_DISABLED; + starget_printk(KERN_INFO, tp->starget, + "Scan at boot disabled in NVRAM\n"); return -ENXIO; } - tp->starget = sdev->sdev_target; + if (tp->usrflags & SYM_SCAN_LUNS_DISABLED) { + if (sdev->lun != 0) + return -ENXIO; + starget_printk(KERN_INFO, tp->starget, + "Multiple LUNs disabled in NVRAM\n"); + } + + lp = sym_alloc_lcb(np, sdev->id, sdev->lun); + if (!lp) + return -ENOMEM; + + spi_min_period(tp->starget) = tp->usr_period; + spi_max_width(tp->starget) = tp->usr_width; + return 0; } /* * Linux entry point for device queue sizing. */ -static int sym53c8xx_slave_configure(struct scsi_device *device) +static int sym53c8xx_slave_configure(struct scsi_device *sdev) { - struct sym_hcb *np = sym_get_hcb(device->host); - struct sym_tcb *tp = &np->target[device->id]; - struct sym_lcb *lp; + struct sym_hcb *np = sym_get_hcb(sdev->host); + struct sym_tcb *tp = &np->target[sdev->id]; + struct sym_lcb *lp = sym_lp(tp, sdev->lun); int reqtags, depth_to_use; /* - * Allocate the LCB if not yet. - * If it fail, we may well be in the sh*t. :) - */ - lp = sym_alloc_lcb(np, device->id, device->lun); - if (!lp) - return -ENOMEM; - - /* * Get user flags. */ lp->curr_flags = lp->user_flags; @@ -1038,10 +1073,10 @@ static int sym53c8xx_slave_configure(struct scsi_device *device) * Use at least 2. * Donnot use more than our maximum. */ - reqtags = device_queue_depth(np, device->id, device->lun); + reqtags = device_queue_depth(np, sdev->id, sdev->lun); if (reqtags > tp->usrtags) reqtags = tp->usrtags; - if (!device->tagged_supported) + if (!sdev->tagged_supported) reqtags = 0; #if 1 /* Avoid to locally queue commands for no good reasons */ if (reqtags > SYM_CONF_MAX_TAG) @@ -1050,19 +1085,30 @@ static int sym53c8xx_slave_configure(struct scsi_device *device) #else depth_to_use = (reqtags ? SYM_CONF_MAX_TAG : 2); #endif - scsi_adjust_queue_depth(device, - (device->tagged_supported ? + scsi_adjust_queue_depth(sdev, + (sdev->tagged_supported ? MSG_SIMPLE_TAG : 0), depth_to_use); lp->s.scdev_depth = depth_to_use; - sym_tune_dev_queuing(tp, device->lun, reqtags); + sym_tune_dev_queuing(tp, sdev->lun, reqtags); - if (!spi_initial_dv(device->sdev_target)) - spi_dv_device(device); + if (!spi_initial_dv(sdev->sdev_target)) + spi_dv_device(sdev); return 0; } +static void sym53c8xx_slave_destroy(struct scsi_device *sdev) +{ + struct sym_hcb *np = sym_get_hcb(sdev->host); + struct sym_lcb *lp = sym_lp(&np->target[sdev->id], sdev->lun); + + if (lp->itlq_tbl) + sym_mfree_dma(lp->itlq_tbl, SYM_CONF_MAX_TASK * 4, "ITLQ_TBL"); + kfree(lp->cb_tags); + sym_mfree_dma(lp, sizeof(*lp), "LCB"); +} + /* * Linux entry point for info() function */ @@ -1497,7 +1543,7 @@ static int sym_setup_bus_dma_mask(struct sym_hcb *np) { #if SYM_CONF_DMA_ADDRESSING_MODE > 0 #if SYM_CONF_DMA_ADDRESSING_MODE == 1 -#define DMA_DAC_MASK 0x000000ffffffffffULL /* 40-bit */ +#define DMA_DAC_MASK DMA_40BIT_MASK #elif SYM_CONF_DMA_ADDRESSING_MODE == 2 #define DMA_DAC_MASK DMA_64BIT_MASK #endif @@ -1926,6 +1972,7 @@ static struct scsi_host_template sym2_template = { .queuecommand = sym53c8xx_queue_command, .slave_alloc = sym53c8xx_slave_alloc, .slave_configure = sym53c8xx_slave_configure, + .slave_destroy = sym53c8xx_slave_destroy, .eh_abort_handler = sym53c8xx_eh_abort_handler, .eh_device_reset_handler = sym53c8xx_eh_device_reset_handler, .eh_bus_reset_handler = sym53c8xx_eh_bus_reset_handler, diff --git a/drivers/scsi/sym53c8xx_2/sym_glue.h b/drivers/scsi/sym53c8xx_2/sym_glue.h index d3d52f14d7c..cc92d0c70cd 100644 --- a/drivers/scsi/sym53c8xx_2/sym_glue.h +++ b/drivers/scsi/sym53c8xx_2/sym_glue.h @@ -68,7 +68,6 @@ */ #define SYM_CONF_TIMER_INTERVAL ((HZ+1)/2) -#define SYM_OPT_HANDLE_DIR_UNKNOWN #define SYM_OPT_HANDLE_DEVICE_QUEUEING #define SYM_OPT_LIMIT_COMMAND_REORDERING @@ -268,6 +267,5 @@ void sym_xpt_async_bus_reset(struct sym_hcb *np); void sym_xpt_async_sent_bdr(struct sym_hcb *np, int target); int sym_setup_data_and_start (struct sym_hcb *np, struct scsi_cmnd *csio, struct sym_ccb *cp); void sym_log_bus_error(struct sym_hcb *np); -void sym_sniff_inquiry(struct sym_hcb *np, struct scsi_cmnd *cmd, int resid); #endif /* SYM_GLUE_H */ diff --git a/drivers/scsi/sym53c8xx_2/sym_hipd.c b/drivers/scsi/sym53c8xx_2/sym_hipd.c index 1564ca203a3..8260f040d39 100644 --- a/drivers/scsi/sym53c8xx_2/sym_hipd.c +++ b/drivers/scsi/sym53c8xx_2/sym_hipd.c @@ -40,6 +40,7 @@ #include <linux/slab.h> #include <asm/param.h> /* for timeouts in units of HZ */ +#include <scsi/scsi_dbg.h> #include "sym_glue.h" #include "sym_nvram.h" @@ -70,32 +71,12 @@ static void sym_printl_hex(u_char *p, int n) printf (".\n"); } -/* - * Print out the content of a SCSI message. - */ -static int sym_show_msg (u_char * msg) -{ - u_char i; - printf ("%x",*msg); - if (*msg==M_EXTENDED) { - for (i=1;i<8;i++) { - if (i-1>msg[1]) break; - printf ("-%x",msg[i]); - } - return (i+1); - } else if ((*msg & 0xf0) == 0x20) { - printf ("-%x",msg[1]); - return (2); - } - return (1); -} - static void sym_print_msg(struct sym_ccb *cp, char *label, u_char *msg) { sym_print_addr(cp->cmd, "%s: ", label); - sym_show_msg(msg); - printf(".\n"); + spi_print_msg(msg); + printf("\n"); } static void sym_print_nego_msg(struct sym_hcb *np, int target, char *label, u_char *msg) @@ -103,8 +84,8 @@ static void sym_print_nego_msg(struct sym_hcb *np, int target, char *label, u_ch struct sym_tcb *tp = &np->target[target]; dev_info(&tp->starget->dev, "%s: ", label); - sym_show_msg(msg); - printf(".\n"); + spi_print_msg(msg); + printf("\n"); } /* @@ -635,29 +616,6 @@ static __inline void sym_init_burst(struct sym_hcb *np, u_char bc) } } - -/* - * Print out the list of targets that have some flag disabled by user. - */ -static void sym_print_targets_flag(struct sym_hcb *np, int mask, char *msg) -{ - int cnt; - int i; - - for (cnt = 0, i = 0 ; i < SYM_CONF_MAX_TARGET ; i++) { - if (i == np->myaddr) - continue; - if (np->target[i].usrflags & mask) { - if (!cnt++) - printf("%s: %s disabled for targets", - sym_name(np), msg); - printf(" %d", i); - } - } - if (cnt) - printf(".\n"); -} - /* * Save initial settings of some IO registers. * Assumed to have been set by BIOS. @@ -962,7 +920,7 @@ static int sym_prepare_setting(struct Scsi_Host *shost, struct sym_hcb *np, stru tp->usrflags |= (SYM_DISC_ENABLED | SYM_TAGS_ENABLED); tp->usrtags = SYM_SETUP_MAX_TAG; - sym_nvram_setup_target(np, i, nvram); + sym_nvram_setup_target(tp, i, nvram); if (!tp->usrtags) tp->usrflags &= ~SYM_TAGS_ENABLED; @@ -1005,13 +963,6 @@ static int sym_prepare_setting(struct Scsi_Host *shost, struct sym_hcb *np, stru sym_name(np), np->rv_scntl3, np->rv_dmode, np->rv_dcntl, np->rv_ctest3, np->rv_ctest4, np->rv_ctest5); } - /* - * Let user be aware of targets that have some disable flags set. - */ - sym_print_targets_flag(np, SYM_SCAN_BOOT_DISABLED, "SCAN AT BOOT"); - if (sym_verbose) - sym_print_targets_flag(np, SYM_SCAN_LUNS_DISABLED, - "SCAN FOR LUNS"); return 0; } @@ -1523,7 +1474,7 @@ static int sym_prepare_nego(struct sym_hcb *np, struct sym_ccb *cp, u_char *msgp /* * Insert a job into the start queue. */ -void sym_put_start_queue(struct sym_hcb *np, struct sym_ccb *cp) +static void sym_put_start_queue(struct sym_hcb *np, struct sym_ccb *cp) { u_short qidx; @@ -3654,7 +3605,7 @@ static int sym_evaluate_dp(struct sym_hcb *np, struct sym_ccb *cp, u32 scr, int * If result is dp_sg = SYM_CONF_MAX_SG, then we are at the * end of the data. */ - tmp = scr_to_cpu(sym_goalp(cp)); + tmp = scr_to_cpu(cp->goalp); dp_sg = SYM_CONF_MAX_SG; if (dp_scr != tmp) dp_sg -= (tmp - 8 - (int)dp_scr) / (2*4); @@ -3761,7 +3712,7 @@ static void sym_modify_dp(struct sym_hcb *np, struct sym_tcb *tp, struct sym_ccb * And our alchemy:) allows to easily calculate the data * script address we want to return for the next data phase. */ - dp_ret = cpu_to_scr(sym_goalp(cp)); + dp_ret = cpu_to_scr(cp->goalp); dp_ret = dp_ret - 8 - (SYM_CONF_MAX_SG - dp_sg) * (2*4); /* @@ -3857,7 +3808,7 @@ int sym_compute_residual(struct sym_hcb *np, struct sym_ccb *cp) * If all data has been transferred, * there is no residual. */ - if (cp->phys.head.lastp == sym_goalp(cp)) + if (cp->phys.head.lastp == cp->goalp) return resid; /* @@ -4664,30 +4615,7 @@ struct sym_ccb *sym_get_ccb (struct sym_hcb *np, struct scsi_cmnd *cmd, u_char t goto out; cp = sym_que_entry(qp, struct sym_ccb, link_ccbq); -#ifndef SYM_OPT_HANDLE_DEVICE_QUEUEING - /* - * If the LCB is not yet available and the LUN - * has been probed ok, try to allocate the LCB. - */ - if (!lp && sym_is_bit(tp->lun_map, ln)) { - lp = sym_alloc_lcb(np, tn, ln); - if (!lp) - goto out_free; - } -#endif - - /* - * If the LCB is not available here, then the - * logical unit is not yet discovered. For those - * ones only accept 1 SCSI IO per logical unit, - * since we cannot allow disconnections. - */ - if (!lp) { - if (!sym_is_bit(tp->busy0_map, ln)) - sym_set_bit(tp->busy0_map, ln); - else - goto out_free; - } else { + { /* * If we have been asked for a tagged command. */ @@ -4840,12 +4768,6 @@ void sym_free_ccb (struct sym_hcb *np, struct sym_ccb *cp) lp->head.resel_sa = cpu_to_scr(SCRIPTB_BA(np, resel_bad_lun)); } - /* - * Otherwise, we only accept 1 IO per LUN. - * Clear the bit that keeps track of this IO. - */ - else - sym_clr_bit(tp->busy0_map, cp->lun); /* * We donnot queue more than 1 ccb per target @@ -4997,20 +4919,7 @@ static void sym_init_tcb (struct sym_hcb *np, u_char tn) struct sym_lcb *sym_alloc_lcb (struct sym_hcb *np, u_char tn, u_char ln) { struct sym_tcb *tp = &np->target[tn]; - struct sym_lcb *lp = sym_lp(tp, ln); - - /* - * Already done, just return. - */ - if (lp) - return lp; - - /* - * Donnot allow LUN control block - * allocation for not probed LUNs. - */ - if (!sym_is_bit(tp->lun_map, ln)) - return NULL; + struct sym_lcb *lp = NULL; /* * Initialize the target control block if not yet. @@ -5082,13 +4991,7 @@ struct sym_lcb *sym_alloc_lcb (struct sym_hcb *np, u_char tn, u_char ln) lp->started_max = SYM_CONF_MAX_TASK; lp->started_limit = SYM_CONF_MAX_TASK; #endif - /* - * If we are busy, count the IO. - */ - if (sym_is_bit(tp->busy0_map, ln)) { - lp->busy_itl = 1; - sym_clr_bit(tp->busy0_map, ln); - } + fail: return lp; } @@ -5103,12 +5006,6 @@ static void sym_alloc_lcb_tags (struct sym_hcb *np, u_char tn, u_char ln) int i; /* - * If LCB not available, try to allocate it. - */ - if (!lp && !(lp = sym_alloc_lcb(np, tn, ln))) - goto fail; - - /* * Allocate the task table and and the tag allocation * circular buffer. We want both or none. */ @@ -5481,8 +5378,7 @@ finish: /* * Donnot start more than 1 command after an error. */ - if (lp) - sym_start_next_ccbs(np, lp, 1); + sym_start_next_ccbs(np, lp, 1); #endif } @@ -5521,17 +5417,11 @@ void sym_complete_ok (struct sym_hcb *np, struct sym_ccb *cp) lp = sym_lp(tp, cp->lun); /* - * Assume device discovered on first success. - */ - if (!lp) - sym_set_bit(tp->lun_map, cp->lun); - - /* * If all data have been transferred, given than no * extended error did occur, there is no residual. */ resid = 0; - if (cp->phys.head.lastp != sym_goalp(cp)) + if (cp->phys.head.lastp != cp->goalp) resid = sym_compute_residual(np, cp); /* @@ -5551,15 +5441,6 @@ if (resid) */ sym_set_cam_result_ok(cp, cmd, resid); -#ifdef SYM_OPT_SNIFF_INQUIRY - /* - * On standard INQUIRY response (EVPD and CmDt - * not set), sniff out device capabilities. - */ - if (cp->cdb_buf[0] == INQUIRY && !(cp->cdb_buf[1] & 0x3)) - sym_sniff_inquiry(np, cmd, resid); -#endif - #ifdef SYM_OPT_HANDLE_DEVICE_QUEUEING /* * If max number of started ccbs had been reduced, @@ -5587,7 +5468,7 @@ if (resid) /* * Requeue a couple of awaiting scsi commands. */ - if (lp && !sym_que_empty(&lp->waiting_ccbq)) + if (!sym_que_empty(&lp->waiting_ccbq)) sym_start_next_ccbs(np, lp, 2); #endif /* @@ -5830,8 +5711,7 @@ void sym_hcb_free(struct sym_hcb *np) SYM_QUEHEAD *qp; struct sym_ccb *cp; struct sym_tcb *tp; - struct sym_lcb *lp; - int target, lun; + int target; if (np->scriptz0) sym_mfree_dma(np->scriptz0, np->scriptz_sz, "SCRIPTZ0"); @@ -5857,16 +5737,6 @@ void sym_hcb_free(struct sym_hcb *np) for (target = 0; target < SYM_CONF_MAX_TARGET ; target++) { tp = &np->target[target]; - for (lun = 0 ; lun < SYM_CONF_MAX_LUN ; lun++) { - lp = sym_lp(tp, lun); - if (!lp) - continue; - if (lp->itlq_tbl) - sym_mfree_dma(lp->itlq_tbl, SYM_CONF_MAX_TASK*4, - "ITLQ_TBL"); - kfree(lp->cb_tags); - sym_mfree_dma(lp, sizeof(*lp), "LCB"); - } #if SYM_CONF_MAX_LUN > 1 kfree(tp->lunmp); #endif diff --git a/drivers/scsi/sym53c8xx_2/sym_hipd.h b/drivers/scsi/sym53c8xx_2/sym_hipd.h index 3a264a40821..2456090bb24 100644 --- a/drivers/scsi/sym53c8xx_2/sym_hipd.h +++ b/drivers/scsi/sym53c8xx_2/sym_hipd.h @@ -48,12 +48,6 @@ * They may be defined in platform specific headers, if they * are useful. * - * SYM_OPT_HANDLE_DIR_UNKNOWN - * When this option is set, the SCRIPTS used by the driver - * are able to handle SCSI transfers with direction not - * supplied by user. - * (set for Linux-2.0.X) - * * SYM_OPT_HANDLE_DEVICE_QUEUEING * When this option is set, the driver will use a queue per * device and handle QUEUE FULL status requeuing internally. @@ -64,7 +58,6 @@ * (set for Linux) */ #if 0 -#define SYM_OPT_HANDLE_DIR_UNKNOWN #define SYM_OPT_HANDLE_DEVICE_QUEUEING #define SYM_OPT_LIMIT_COMMAND_REORDERING #endif @@ -416,19 +409,6 @@ struct sym_tcb { struct sym_lcb **lunmp; /* Other LCBs [1..MAX_LUN] */ #endif - /* - * Bitmap that tells about LUNs that succeeded at least - * 1 IO and therefore assumed to be a real device. - * Avoid useless allocation of the LCB structure. - */ - u32 lun_map[(SYM_CONF_MAX_LUN+31)/32]; - - /* - * Bitmap that tells about LUNs that haven't yet an LCB - * allocated (not discovered or LCB allocation failed). - */ - u32 busy0_map[(SYM_CONF_MAX_LUN+31)/32]; - #ifdef SYM_HAVE_STCB /* * O/S specific data structure. @@ -454,8 +434,10 @@ struct sym_tcb { * Other user settable limits and options. * These limits are read from the NVRAM if present. */ - u_char usrflags; - u_short usrtags; + unsigned char usrflags; + unsigned char usr_period; + unsigned char usr_width; + unsigned short usrtags; struct scsi_target *starget; }; @@ -672,9 +654,6 @@ struct sym_ccbh { */ u32 savep; /* Jump address to saved data pointer */ u32 lastp; /* SCRIPTS address at end of data */ -#ifdef SYM_OPT_HANDLE_DIR_UNKNOWN - u32 wlastp; -#endif /* * Status fields. @@ -804,9 +783,6 @@ struct sym_ccb { SYM_QUEHEAD link_ccbq; /* Link to free/busy CCB queue */ u32 startp; /* Initial data pointer */ u32 goalp; /* Expected last data pointer */ -#ifdef SYM_OPT_HANDLE_DIR_UNKNOWN - u32 wgoalp; -#endif int ext_sg; /* Extreme data pointer, used */ int ext_ofs; /* to calculate the residual. */ #ifdef SYM_OPT_HANDLE_DEVICE_QUEUEING @@ -821,12 +797,6 @@ struct sym_ccb { #define CCB_BA(cp,lbl) cpu_to_scr(cp->ccb_ba + offsetof(struct sym_ccb, lbl)) -#ifdef SYM_OPT_HANDLE_DIR_UNKNOWN -#define sym_goalp(cp) ((cp->host_flags & HF_DATA_IN) ? cp->goalp : cp->wgoalp) -#else -#define sym_goalp(cp) (cp->goalp) -#endif - typedef struct device *m_pool_ident_t; /* @@ -1077,7 +1047,6 @@ char *sym_driver_name(void); void sym_print_xerr(struct scsi_cmnd *cmd, int x_status); int sym_reset_scsi_bus(struct sym_hcb *np, int enab_int); struct sym_chip *sym_lookup_chip_table(u_short device_id, u_char revision); -void sym_put_start_queue(struct sym_hcb *np, struct sym_ccb *cp); #ifdef SYM_OPT_HANDLE_DEVICE_QUEUEING void sym_start_next_ccbs(struct sym_hcb *np, struct sym_lcb *lp, int maxn); #endif @@ -1136,71 +1105,6 @@ bad: #endif /* - * Set up data pointers used by SCRIPTS. - * Called from O/S specific code. - */ -static inline void sym_setup_data_pointers(struct sym_hcb *np, - struct sym_ccb *cp, int dir) -{ - u32 lastp, goalp; - - /* - * No segments means no data. - */ - if (!cp->segments) - dir = DMA_NONE; - - /* - * Set the data pointer. - */ - switch(dir) { -#ifdef SYM_OPT_HANDLE_DIR_UNKNOWN - case DMA_BIDIRECTIONAL: -#endif - case DMA_TO_DEVICE: - goalp = SCRIPTA_BA(np, data_out2) + 8; - lastp = goalp - 8 - (cp->segments * (2*4)); -#ifdef SYM_OPT_HANDLE_DIR_UNKNOWN - cp->wgoalp = cpu_to_scr(goalp); - if (dir != DMA_BIDIRECTIONAL) - break; - cp->phys.head.wlastp = cpu_to_scr(lastp); - /* fall through */ -#else - break; -#endif - case DMA_FROM_DEVICE: - cp->host_flags |= HF_DATA_IN; - goalp = SCRIPTA_BA(np, data_in2) + 8; - lastp = goalp - 8 - (cp->segments * (2*4)); - break; - case DMA_NONE: - default: -#ifdef SYM_OPT_HANDLE_DIR_UNKNOWN - cp->host_flags |= HF_DATA_IN; -#endif - lastp = goalp = SCRIPTB_BA(np, no_data); - break; - } - - /* - * Set all pointers values needed by SCRIPTS. - */ - cp->phys.head.lastp = cpu_to_scr(lastp); - cp->phys.head.savep = cpu_to_scr(lastp); - cp->startp = cp->phys.head.savep; - cp->goalp = cpu_to_scr(goalp); - -#ifdef SYM_OPT_HANDLE_DIR_UNKNOWN - /* - * If direction is unknown, start at data_io. - */ - if (dir == DMA_BIDIRECTIONAL) - cp->phys.head.savep = cpu_to_scr(SCRIPTB_BA(np, data_io)); -#endif -} - -/* * MEMORY ALLOCATOR. */ diff --git a/drivers/scsi/sym53c8xx_2/sym_malloc.c b/drivers/scsi/sym53c8xx_2/sym_malloc.c index a34d403ccc6..92bf9b14a7a 100644 --- a/drivers/scsi/sym53c8xx_2/sym_malloc.c +++ b/drivers/scsi/sym53c8xx_2/sym_malloc.c @@ -37,11 +37,7 @@ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ -#ifdef __FreeBSD__ -#include <dev/sym/sym_glue.h> -#else #include "sym_glue.h" -#endif /* * Simple power of two buddy-like generic allocator. diff --git a/drivers/scsi/sym53c8xx_2/sym_nvram.c b/drivers/scsi/sym53c8xx_2/sym_nvram.c index 994b7566bca..15d69298ab6 100644 --- a/drivers/scsi/sym53c8xx_2/sym_nvram.c +++ b/drivers/scsi/sym53c8xx_2/sym_nvram.c @@ -92,29 +92,32 @@ void sym_nvram_setup_host(struct Scsi_Host *shost, struct sym_hcb *np, struct sy * Get target set-up from Symbios format NVRAM. */ static void -sym_Symbios_setup_target(struct sym_hcb *np, int target, Symbios_nvram *nvram) +sym_Symbios_setup_target(struct sym_tcb *tp, int target, Symbios_nvram *nvram) { - struct sym_tcb *tp = &np->target[target]; Symbios_target *tn = &nvram->target[target]; - tp->usrtags = - (tn->flags & SYMBIOS_QUEUE_TAGS_ENABLED)? SYM_SETUP_MAX_TAG : 0; - + if (!(tn->flags & SYMBIOS_QUEUE_TAGS_ENABLED)) + tp->usrtags = 0; if (!(tn->flags & SYMBIOS_DISCONNECT_ENABLE)) tp->usrflags &= ~SYM_DISC_ENABLED; if (!(tn->flags & SYMBIOS_SCAN_AT_BOOT_TIME)) tp->usrflags |= SYM_SCAN_BOOT_DISABLED; if (!(tn->flags & SYMBIOS_SCAN_LUNS)) tp->usrflags |= SYM_SCAN_LUNS_DISABLED; + tp->usr_period = (tn->sync_period + 3) / 4; + tp->usr_width = (tn->bus_width == 0x8) ? 0 : 1; } +static const unsigned char Tekram_sync[16] = { + 25, 31, 37, 43, 50, 62, 75, 125, 12, 15, 18, 21, 6, 7, 9, 10 +}; + /* * Get target set-up from Tekram format NVRAM. */ static void -sym_Tekram_setup_target(struct sym_hcb *np, int target, Tekram_nvram *nvram) +sym_Tekram_setup_target(struct sym_tcb *tp, int target, Tekram_nvram *nvram) { - struct sym_tcb *tp = &np->target[target]; struct Tekram_target *tn = &nvram->target[target]; if (tn->flags & TEKRAM_TAGGED_COMMANDS) { @@ -124,22 +127,22 @@ sym_Tekram_setup_target(struct sym_hcb *np, int target, Tekram_nvram *nvram) if (tn->flags & TEKRAM_DISCONNECT_ENABLE) tp->usrflags |= SYM_DISC_ENABLED; - /* If any device does not support parity, we will not use this option */ - if (!(tn->flags & TEKRAM_PARITY_CHECK)) - np->rv_scntl0 &= ~0x0a; /* SCSI parity checking disabled */ + if (tn->flags & TEKRAM_SYNC_NEGO) + tp->usr_period = Tekram_sync[tn->sync_index & 0xf]; + tp->usr_width = (tn->flags & TEKRAM_WIDE_NEGO) ? 1 : 0; } /* * Get target setup from NVRAM. */ -void sym_nvram_setup_target(struct sym_hcb *np, int target, struct sym_nvram *nvp) +void sym_nvram_setup_target(struct sym_tcb *tp, int target, struct sym_nvram *nvp) { switch (nvp->type) { case SYM_SYMBIOS_NVRAM: - sym_Symbios_setup_target(np, target, &nvp->data.Symbios); + sym_Symbios_setup_target(tp, target, &nvp->data.Symbios); break; case SYM_TEKRAM_NVRAM: - sym_Tekram_setup_target(np, target, &nvp->data.Tekram); + sym_Tekram_setup_target(tp, target, &nvp->data.Tekram); break; default: break; diff --git a/drivers/scsi/sym53c8xx_2/sym_nvram.h b/drivers/scsi/sym53c8xx_2/sym_nvram.h index 1538bede527..bdfbbb083b6 100644 --- a/drivers/scsi/sym53c8xx_2/sym_nvram.h +++ b/drivers/scsi/sym53c8xx_2/sym_nvram.h @@ -194,12 +194,12 @@ struct sym_nvram { #if SYM_CONF_NVRAM_SUPPORT void sym_nvram_setup_host(struct Scsi_Host *shost, struct sym_hcb *np, struct sym_nvram *nvram); -void sym_nvram_setup_target (struct sym_hcb *np, int target, struct sym_nvram *nvp); +void sym_nvram_setup_target (struct sym_tcb *tp, int target, struct sym_nvram *nvp); int sym_read_nvram (struct sym_device *np, struct sym_nvram *nvp); char *sym_nvram_type(struct sym_nvram *nvp); #else static inline void sym_nvram_setup_host(struct Scsi_Host *shost, struct sym_hcb *np, struct sym_nvram *nvram) { } -static inline void sym_nvram_setup_target(struct sym_hcb *np, struct sym_nvram *nvram) { } +static inline void sym_nvram_setup_target(struct sym_tcb *tp, struct sym_nvram *nvram) { } static inline int sym_read_nvram(struct sym_device *np, struct sym_nvram *nvp) { nvp->type = 0; |