diff options
Diffstat (limited to 'drivers/scsi')
| -rw-r--r-- | drivers/scsi/a2091.c | 19 | ||||
| -rw-r--r-- | drivers/scsi/a3000.c | 19 | ||||
| -rw-r--r-- | drivers/scsi/gvp11.c | 19 | ||||
| -rw-r--r-- | drivers/scsi/mvme147.c | 10 | ||||
| -rw-r--r-- | drivers/scsi/sgiwd93.c | 18 | ||||
| -rw-r--r-- | drivers/scsi/wd33c93.c | 119 | ||||
| -rw-r--r-- | drivers/scsi/wd33c93.h | 4 |
7 files changed, 117 insertions, 91 deletions
diff --git a/drivers/scsi/a2091.c b/drivers/scsi/a2091.c index bcbce23478b8..cf703a1ecdda 100644 --- a/drivers/scsi/a2091.c +++ b/drivers/scsi/a2091.c @@ -44,16 +44,17 @@ static irqreturn_t a2091_intr(int irq, void *data) static int dma_setup(struct scsi_cmnd *cmd, int dir_in) { + struct scsi_pointer *scsi_pointer = WD33C93_scsi_pointer(cmd); struct Scsi_Host *instance = cmd->device->host; struct a2091_hostdata *hdata = shost_priv(instance); struct WD33C93_hostdata *wh = &hdata->wh; struct a2091_scsiregs *regs = hdata->regs; unsigned short cntr = CNTR_PDMD | CNTR_INTEN; - unsigned long addr = virt_to_bus(cmd->SCp.ptr); + unsigned long addr = virt_to_bus(scsi_pointer->ptr); /* don't allow DMA if the physical address is bad */ if (addr & A2091_XFER_MASK) { - wh->dma_bounce_len = (cmd->SCp.this_residual + 511) & ~0x1ff; + wh->dma_bounce_len = (scsi_pointer->this_residual + 511) & ~0x1ff; wh->dma_bounce_buffer = kmalloc(wh->dma_bounce_len, GFP_KERNEL); @@ -77,8 +78,8 @@ static int dma_setup(struct scsi_cmnd *cmd, int dir_in) if (!dir_in) { /* copy to bounce buffer for a write */ - memcpy(wh->dma_bounce_buffer, cmd->SCp.ptr, - cmd->SCp.this_residual); + memcpy(wh->dma_bounce_buffer, scsi_pointer->ptr, + scsi_pointer->this_residual); } } @@ -96,10 +97,10 @@ static int dma_setup(struct scsi_cmnd *cmd, int dir_in) if (dir_in) { /* invalidate any cache */ - cache_clear(addr, cmd->SCp.this_residual); + cache_clear(addr, scsi_pointer->this_residual); } else { /* push any dirty cache */ - cache_push(addr, cmd->SCp.this_residual); + cache_push(addr, scsi_pointer->this_residual); } /* start DMA */ regs->ST_DMA = 1; @@ -111,6 +112,7 @@ static int dma_setup(struct scsi_cmnd *cmd, int dir_in) static void dma_stop(struct Scsi_Host *instance, struct scsi_cmnd *SCpnt, int status) { + struct scsi_pointer *scsi_pointer = WD33C93_scsi_pointer(SCpnt); struct a2091_hostdata *hdata = shost_priv(instance); struct WD33C93_hostdata *wh = &hdata->wh; struct a2091_scsiregs *regs = hdata->regs; @@ -143,8 +145,8 @@ static void dma_stop(struct Scsi_Host *instance, struct scsi_cmnd *SCpnt, /* copy from a bounce buffer, if necessary */ if (status && wh->dma_bounce_buffer) { if (wh->dma_dir) - memcpy(SCpnt->SCp.ptr, wh->dma_bounce_buffer, - SCpnt->SCp.this_residual); + memcpy(scsi_pointer->ptr, wh->dma_bounce_buffer, + scsi_pointer->this_residual); kfree(wh->dma_bounce_buffer); wh->dma_bounce_buffer = NULL; wh->dma_bounce_len = 0; @@ -165,6 +167,7 @@ static struct scsi_host_template a2091_scsi_template = { .sg_tablesize = SG_ALL, .cmd_per_lun = CMD_PER_LUN, .dma_boundary = PAGE_SIZE - 1, + .cmd_size = sizeof(struct scsi_pointer), }; static int a2091_probe(struct zorro_dev *z, const struct zorro_device_id *ent) diff --git a/drivers/scsi/a3000.c b/drivers/scsi/a3000.c index 23f34411f7bf..dd161885eed1 100644 --- a/drivers/scsi/a3000.c +++ b/drivers/scsi/a3000.c @@ -48,12 +48,13 @@ static irqreturn_t a3000_intr(int irq, void *data) static int dma_setup(struct scsi_cmnd *cmd, int dir_in) { + struct scsi_pointer *scsi_pointer = WD33C93_scsi_pointer(cmd); struct Scsi_Host *instance = cmd->device->host; struct a3000_hostdata *hdata = shost_priv(instance); struct WD33C93_hostdata *wh = &hdata->wh; struct a3000_scsiregs *regs = hdata->regs; unsigned short cntr = CNTR_PDMD | CNTR_INTEN; - unsigned long addr = virt_to_bus(cmd->SCp.ptr); + unsigned long addr = virt_to_bus(scsi_pointer->ptr); /* * if the physical address has the wrong alignment, or if @@ -62,7 +63,7 @@ static int dma_setup(struct scsi_cmnd *cmd, int dir_in) * buffer */ if (addr & A3000_XFER_MASK) { - wh->dma_bounce_len = (cmd->SCp.this_residual + 511) & ~0x1ff; + wh->dma_bounce_len = (scsi_pointer->this_residual + 511) & ~0x1ff; wh->dma_bounce_buffer = kmalloc(wh->dma_bounce_len, GFP_KERNEL); @@ -74,8 +75,8 @@ static int dma_setup(struct scsi_cmnd *cmd, int dir_in) if (!dir_in) { /* copy to bounce buffer for a write */ - memcpy(wh->dma_bounce_buffer, cmd->SCp.ptr, - cmd->SCp.this_residual); + memcpy(wh->dma_bounce_buffer, scsi_pointer->ptr, + scsi_pointer->this_residual); } addr = virt_to_bus(wh->dma_bounce_buffer); @@ -95,10 +96,10 @@ static int dma_setup(struct scsi_cmnd *cmd, int dir_in) if (dir_in) { /* invalidate any cache */ - cache_clear(addr, cmd->SCp.this_residual); + cache_clear(addr, scsi_pointer->this_residual); } else { /* push any dirty cache */ - cache_push(addr, cmd->SCp.this_residual); + cache_push(addr, scsi_pointer->this_residual); } /* start DMA */ @@ -113,6 +114,7 @@ static int dma_setup(struct scsi_cmnd *cmd, int dir_in) static void dma_stop(struct Scsi_Host *instance, struct scsi_cmnd *SCpnt, int status) { + struct scsi_pointer *scsi_pointer = WD33C93_scsi_pointer(SCpnt); struct a3000_hostdata *hdata = shost_priv(instance); struct WD33C93_hostdata *wh = &hdata->wh; struct a3000_scsiregs *regs = hdata->regs; @@ -153,8 +155,8 @@ static void dma_stop(struct Scsi_Host *instance, struct scsi_cmnd *SCpnt, if (status && wh->dma_bounce_buffer) { if (SCpnt) { if (wh->dma_dir && SCpnt) - memcpy(SCpnt->SCp.ptr, wh->dma_bounce_buffer, - SCpnt->SCp.this_residual); + memcpy(scsi_pointer->ptr, wh->dma_bounce_buffer, + scsi_pointer->this_residual); kfree(wh->dma_bounce_buffer); wh->dma_bounce_buffer = NULL; wh->dma_bounce_len = 0; @@ -179,6 +181,7 @@ static struct scsi_host_template amiga_a3000_scsi_template = { .this_id = 7, .sg_tablesize = SG_ALL, .cmd_per_lun = CMD_PER_LUN, + .cmd_size = sizeof(struct scsi_pointer), }; static int __init amiga_a3000_scsi_probe(struct platform_device *pdev) diff --git a/drivers/scsi/gvp11.c b/drivers/scsi/gvp11.c index 43754c2f36b3..2f6c56aabe1d 100644 --- a/drivers/scsi/gvp11.c +++ b/drivers/scsi/gvp11.c @@ -53,18 +53,19 @@ void gvp11_setup(char *str, int *ints) static int dma_setup(struct scsi_cmnd *cmd, int dir_in) { + struct scsi_pointer *scsi_pointer = WD33C93_scsi_pointer(cmd); struct Scsi_Host *instance = cmd->device->host; struct gvp11_hostdata *hdata = shost_priv(instance); struct WD33C93_hostdata *wh = &hdata->wh; struct gvp11_scsiregs *regs = hdata->regs; unsigned short cntr = GVP11_DMAC_INT_ENABLE; - unsigned long addr = virt_to_bus(cmd->SCp.ptr); + unsigned long addr = virt_to_bus(scsi_pointer->ptr); int bank_mask; static int scsi_alloc_out_of_range = 0; /* use bounce buffer if the physical address is bad */ if (addr & wh->dma_xfer_mask) { - wh->dma_bounce_len = (cmd->SCp.this_residual + 511) & ~0x1ff; + wh->dma_bounce_len = (scsi_pointer->this_residual + 511) & ~0x1ff; if (!scsi_alloc_out_of_range) { wh->dma_bounce_buffer = @@ -113,8 +114,8 @@ static int dma_setup(struct scsi_cmnd *cmd, int dir_in) if (!dir_in) { /* copy to bounce buffer for a write */ - memcpy(wh->dma_bounce_buffer, cmd->SCp.ptr, - cmd->SCp.this_residual); + memcpy(wh->dma_bounce_buffer, scsi_pointer->ptr, + scsi_pointer->this_residual); } } @@ -130,10 +131,10 @@ static int dma_setup(struct scsi_cmnd *cmd, int dir_in) if (dir_in) { /* invalidate any cache */ - cache_clear(addr, cmd->SCp.this_residual); + cache_clear(addr, scsi_pointer->this_residual); } else { /* push any dirty cache */ - cache_push(addr, cmd->SCp.this_residual); + cache_push(addr, scsi_pointer->this_residual); } bank_mask = (~wh->dma_xfer_mask >> 18) & 0x01c0; @@ -150,6 +151,7 @@ static int dma_setup(struct scsi_cmnd *cmd, int dir_in) static void dma_stop(struct Scsi_Host *instance, struct scsi_cmnd *SCpnt, int status) { + struct scsi_pointer *scsi_pointer = WD33C93_scsi_pointer(SCpnt); struct gvp11_hostdata *hdata = shost_priv(instance); struct WD33C93_hostdata *wh = &hdata->wh; struct gvp11_scsiregs *regs = hdata->regs; @@ -162,8 +164,8 @@ static void dma_stop(struct Scsi_Host *instance, struct scsi_cmnd *SCpnt, /* copy from a bounce buffer, if necessary */ if (status && wh->dma_bounce_buffer) { if (wh->dma_dir && SCpnt) - memcpy(SCpnt->SCp.ptr, wh->dma_bounce_buffer, - SCpnt->SCp.this_residual); + memcpy(scsi_pointer->ptr, wh->dma_bounce_buffer, + scsi_pointer->this_residual); if (wh->dma_buffer_pool == BUF_SCSI_ALLOCED) kfree(wh->dma_bounce_buffer); @@ -189,6 +191,7 @@ static struct scsi_host_template gvp11_scsi_template = { .sg_tablesize = SG_ALL, .cmd_per_lun = CMD_PER_LUN, .dma_boundary = PAGE_SIZE - 1, + .cmd_size = sizeof(struct scsi_pointer), }; static int check_wd33c93(struct gvp11_scsiregs *regs) diff --git a/drivers/scsi/mvme147.c b/drivers/scsi/mvme147.c index 0893d4c3a916..472fa043094f 100644 --- a/drivers/scsi/mvme147.c +++ b/drivers/scsi/mvme147.c @@ -33,10 +33,11 @@ static irqreturn_t mvme147_intr(int irq, void *data) static int dma_setup(struct scsi_cmnd *cmd, int dir_in) { + struct scsi_pointer *scsi_pointer = WD33C93_scsi_pointer(cmd); struct Scsi_Host *instance = cmd->device->host; struct WD33C93_hostdata *hdata = shost_priv(instance); unsigned char flags = 0x01; - unsigned long addr = virt_to_bus(cmd->SCp.ptr); + unsigned long addr = virt_to_bus(scsi_pointer->ptr); /* setup dma direction */ if (!dir_in) @@ -47,14 +48,14 @@ static int dma_setup(struct scsi_cmnd *cmd, int dir_in) if (dir_in) { /* invalidate any cache */ - cache_clear(addr, cmd->SCp.this_residual); + cache_clear(addr, scsi_pointer->this_residual); } else { /* push any dirty cache */ - cache_push(addr, cmd->SCp.this_residual); + cache_push(addr, scsi_pointer->this_residual); } /* start DMA */ - m147_pcc->dma_bcr = cmd->SCp.this_residual | (1 << 24); + m147_pcc->dma_bcr = scsi_pointer->this_residual | (1 << 24); m147_pcc->dma_dadr = addr; m147_pcc->dma_cntrl = flags; @@ -81,6 +82,7 @@ static struct scsi_host_template mvme147_host_template = { .this_id = 7, .sg_tablesize = SG_ALL, .cmd_per_lun = CMD_PER_LUN, + .cmd_size = sizeof(struct scsi_pointer), }; static struct Scsi_Host *mvme147_shost; diff --git a/drivers/scsi/sgiwd93.c b/drivers/scsi/sgiwd93.c index e797d89c873b..57d5dff62f63 100644 --- a/drivers/scsi/sgiwd93.c +++ b/drivers/scsi/sgiwd93.c @@ -69,14 +69,15 @@ static irqreturn_t sgiwd93_intr(int irq, void *dev_id) static inline void fill_hpc_entries(struct ip22_hostdata *hd, struct scsi_cmnd *cmd, int din) { - unsigned long len = cmd->SCp.this_residual; - void *addr = cmd->SCp.ptr; + struct scsi_pointer *scsi_pointer = WD33C93_scsi_pointer(cmd); + unsigned long len = scsi_pointer->this_residual; + void *addr = scsi_pointer->ptr; dma_addr_t physaddr; unsigned long count; struct hpc_chunk *hcp; physaddr = dma_map_single(hd->dev, addr, len, DMA_DIR(din)); - cmd->SCp.dma_handle = physaddr; + scsi_pointer->dma_handle = physaddr; hcp = hd->cpu; while (len) { @@ -106,6 +107,7 @@ void fill_hpc_entries(struct ip22_hostdata *hd, struct scsi_cmnd *cmd, int din) static int dma_setup(struct scsi_cmnd *cmd, int datainp) { + struct scsi_pointer *scsi_pointer = WD33C93_scsi_pointer(cmd); struct ip22_hostdata *hdata = host_to_hostdata(cmd->device->host); struct hpc3_scsiregs *hregs = (struct hpc3_scsiregs *) cmd->device->host->base; @@ -120,7 +122,7 @@ static int dma_setup(struct scsi_cmnd *cmd, int datainp) * obvious). IMHO a better fix would be, not to do these dma setups * in the first place. */ - if (cmd->SCp.ptr == NULL || cmd->SCp.this_residual == 0) + if (scsi_pointer->ptr == NULL || scsi_pointer->this_residual == 0) return 1; fill_hpc_entries(hdata, cmd, datainp); @@ -140,13 +142,14 @@ static int dma_setup(struct scsi_cmnd *cmd, int datainp) static void dma_stop(struct Scsi_Host *instance, struct scsi_cmnd *SCpnt, int status) { + struct scsi_pointer *scsi_pointer = WD33C93_scsi_pointer(SCpnt); struct ip22_hostdata *hdata = host_to_hostdata(instance); struct hpc3_scsiregs *hregs; if (!SCpnt) return; - if (SCpnt->SCp.ptr == NULL || SCpnt->SCp.this_residual == 0) + if (scsi_pointer->ptr == NULL || scsi_pointer->this_residual == 0) return; hregs = (struct hpc3_scsiregs *) SCpnt->device->host->base; @@ -160,8 +163,8 @@ static void dma_stop(struct Scsi_Host *instance, struct scsi_cmnd *SCpnt, barrier(); } hregs->ctrl = 0; - dma_unmap_single(hdata->dev, SCpnt->SCp.dma_handle, - SCpnt->SCp.this_residual, + dma_unmap_single(hdata->dev, scsi_pointer->dma_handle, + scsi_pointer->this_residual, DMA_DIR(hdata->wh.dma_dir)); pr_debug("\n"); @@ -213,6 +216,7 @@ static struct scsi_host_template sgiwd93_template = { .sg_tablesize = SG_ALL, .cmd_per_lun = 8, .dma_boundary = PAGE_SIZE - 1, + .cmd_size = sizeof(struct scsi_pointer), }; static int sgiwd93_probe(struct platform_device *pdev) diff --git a/drivers/scsi/wd33c93.c b/drivers/scsi/wd33c93.c index 7d2f00f3571a..3fe562047d85 100644 --- a/drivers/scsi/wd33c93.c +++ b/drivers/scsi/wd33c93.c @@ -364,6 +364,7 @@ calc_sync_msg(unsigned int period, unsigned int offset, unsigned int fast, static int wd33c93_queuecommand_lck(struct scsi_cmnd *cmd) { + struct scsi_pointer *scsi_pointer = WD33C93_scsi_pointer(cmd); struct WD33C93_hostdata *hostdata; struct scsi_cmnd *tmp; @@ -395,15 +396,15 @@ static int wd33c93_queuecommand_lck(struct scsi_cmnd *cmd) */ if (scsi_bufflen(cmd)) { - cmd->SCp.buffer = scsi_sglist(cmd); - cmd->SCp.buffers_residual = scsi_sg_count(cmd) - 1; - cmd->SCp.ptr = sg_virt(cmd->SCp.buffer); - cmd->SCp.this_residual = cmd->SCp.buffer->length; + scsi_pointer->buffer = scsi_sglist(cmd); + scsi_pointer->buffers_residual = scsi_sg_count(cmd) - 1; + scsi_pointer->ptr = sg_virt(scsi_pointer->buffer); + scsi_pointer->this_residual = scsi_pointer->buffer->length; } else { - cmd->SCp.buffer = NULL; - cmd->SCp.buffers_residual = 0; - cmd->SCp.ptr = NULL; - cmd->SCp.this_residual = 0; + scsi_pointer->buffer = NULL; + scsi_pointer->buffers_residual = 0; + scsi_pointer->ptr = NULL; + scsi_pointer->this_residual = 0; } /* WD docs state that at the conclusion of a "LEVEL2" command, the @@ -423,7 +424,7 @@ static int wd33c93_queuecommand_lck(struct scsi_cmnd *cmd) * status byte is stored. */ - cmd->SCp.Status = ILLEGAL_STATUS_BYTE; + scsi_pointer->Status = ILLEGAL_STATUS_BYTE; /* * Add the cmd to the end of 'input_Q'. Note that REQUEST SENSE @@ -470,6 +471,7 @@ DEF_SCSI_QCMD(wd33c93_queuecommand) static void wd33c93_execute(struct Scsi_Host *instance) { + struct scsi_pointer *scsi_pointer; struct WD33C93_hostdata *hostdata = (struct WD33C93_hostdata *) instance->hostdata; const wd33c93_regs regs = hostdata->regs; @@ -546,7 +548,8 @@ wd33c93_execute(struct Scsi_Host *instance) * to change around and experiment with for now. */ - cmd->SCp.phase = 0; /* assume no disconnect */ + scsi_pointer = WD33C93_scsi_pointer(cmd); + scsi_pointer->phase = 0; /* assume no disconnect */ if (hostdata->disconnect == DIS_NEVER) goto no; if (hostdata->disconnect == DIS_ALWAYS) @@ -563,7 +566,7 @@ wd33c93_execute(struct Scsi_Host *instance) (prev->device->lun != cmd->device->lun)) { for (prev = (struct scsi_cmnd *) hostdata->input_Q; prev; prev = (struct scsi_cmnd *) prev->host_scribble) - prev->SCp.phase = 1; + WD33C93_scsi_pointer(prev)->phase = 1; goto yes; } } @@ -571,7 +574,7 @@ wd33c93_execute(struct Scsi_Host *instance) goto no; yes: - cmd->SCp.phase = 1; + scsi_pointer->phase = 1; #ifdef PROC_STATISTICS hostdata->disc_allowed_cnt[cmd->device->id]++; @@ -579,7 +582,7 @@ wd33c93_execute(struct Scsi_Host *instance) no: - write_wd33c93(regs, WD_SOURCE_ID, ((cmd->SCp.phase) ? SRCID_ER : 0)); + write_wd33c93(regs, WD_SOURCE_ID, scsi_pointer->phase ? SRCID_ER : 0); write_wd33c93(regs, WD_TARGET_LUN, (u8)cmd->device->lun); write_wd33c93(regs, WD_SYNCHRONOUS_TRANSFER, @@ -648,14 +651,14 @@ wd33c93_execute(struct Scsi_Host *instance) * up ahead of time. */ - if ((cmd->SCp.phase == 0) && (hostdata->no_dma == 0)) { + if (scsi_pointer->phase == 0 && hostdata->no_dma == 0) { if (hostdata->dma_setup(cmd, (cmd->sc_data_direction == DMA_TO_DEVICE) ? DATA_OUT_DIR : DATA_IN_DIR)) write_wd33c93_count(regs, 0); /* guarantee a DATA_PHASE interrupt */ else { write_wd33c93_count(regs, - cmd->SCp.this_residual); + scsi_pointer->this_residual); write_wd33c93(regs, WD_CONTROL, CTRL_IDI | CTRL_EDI | hostdata->dma_mode); hostdata->dma = D_DMA_RUNNING; @@ -675,7 +678,7 @@ wd33c93_execute(struct Scsi_Host *instance) */ DB(DB_EXECUTE, - printk("%s)EX-2 ", (cmd->SCp.phase) ? "d:" : "")) + printk("%s)EX-2 ", scsi_pointer->phase ? "d:" : "")) } static void @@ -717,6 +720,7 @@ static void transfer_bytes(const wd33c93_regs regs, struct scsi_cmnd *cmd, int data_in_dir) { + struct scsi_pointer *scsi_pointer = WD33C93_scsi_pointer(cmd); struct WD33C93_hostdata *hostdata; unsigned long length; @@ -730,13 +734,13 @@ transfer_bytes(const wd33c93_regs regs, struct scsi_cmnd *cmd, * now we need to setup the next scatter-gather buffer as the * source or destination for THIS transfer. */ - if (!cmd->SCp.this_residual && cmd->SCp.buffers_residual) { - cmd->SCp.buffer = sg_next(cmd->SCp.buffer); - --cmd->SCp.buffers_residual; - cmd->SCp.this_residual = cmd->SCp.buffer->length; - cmd->SCp.ptr = sg_virt(cmd->SCp.buffer); + if (!scsi_pointer->this_residual && scsi_pointer->buffers_residual) { + scsi_pointer->buffer = sg_next(scsi_pointer->buffer); + --scsi_pointer->buffers_residual; + scsi_pointer->this_residual = scsi_pointer->buffer->length; + scsi_pointer->ptr = sg_virt(scsi_pointer->buffer); } - if (!cmd->SCp.this_residual) /* avoid bogus setups */ + if (!scsi_pointer->this_residual) /* avoid bogus setups */ return; write_wd33c93(regs, WD_SYNCHRONOUS_TRANSFER, @@ -750,11 +754,12 @@ transfer_bytes(const wd33c93_regs regs, struct scsi_cmnd *cmd, #ifdef PROC_STATISTICS hostdata->pio_cnt++; #endif - transfer_pio(regs, (uchar *) cmd->SCp.ptr, - cmd->SCp.this_residual, data_in_dir, hostdata); - length = cmd->SCp.this_residual; - cmd->SCp.this_residual = read_wd33c93_count(regs); - cmd->SCp.ptr += (length - cmd->SCp.this_residual); + transfer_pio(regs, (uchar *) scsi_pointer->ptr, + scsi_pointer->this_residual, data_in_dir, + hostdata); + length = scsi_pointer->this_residual; + scsi_pointer->this_residual = read_wd33c93_count(regs); + scsi_pointer->ptr += length - scsi_pointer->this_residual; } /* We are able to do DMA (in fact, the Amiga hardware is @@ -771,10 +776,10 @@ transfer_bytes(const wd33c93_regs regs, struct scsi_cmnd *cmd, hostdata->dma_cnt++; #endif write_wd33c93(regs, WD_CONTROL, CTRL_IDI | CTRL_EDI | hostdata->dma_mode); - write_wd33c93_count(regs, cmd->SCp.this_residual); + write_wd33c93_count(regs, scsi_pointer->this_residual); if ((hostdata->level2 >= L2_DATA) || - (hostdata->level2 == L2_BASIC && cmd->SCp.phase == 0)) { + (hostdata->level2 == L2_BASIC && scsi_pointer->phase == 0)) { write_wd33c93(regs, WD_COMMAND_PHASE, 0x45); write_wd33c93_cmd(regs, WD_CMD_SEL_ATN_XFER); hostdata->state = S_RUNNING_LEVEL2; @@ -788,6 +793,7 @@ transfer_bytes(const wd33c93_regs regs, struct scsi_cmnd *cmd, void wd33c93_intr(struct Scsi_Host *instance) { + struct scsi_pointer *scsi_pointer; struct WD33C93_hostdata *hostdata = (struct WD33C93_hostdata *) instance->hostdata; const wd33c93_regs regs = hostdata->regs; @@ -806,6 +812,7 @@ wd33c93_intr(struct Scsi_Host *instance) #endif cmd = (struct scsi_cmnd *) hostdata->connected; /* assume we're connected */ + scsi_pointer = WD33C93_scsi_pointer(cmd); sr = read_wd33c93(regs, WD_SCSI_STATUS); /* clear the interrupt */ phs = read_wd33c93(regs, WD_COMMAND_PHASE); @@ -827,14 +834,14 @@ wd33c93_intr(struct Scsi_Host *instance) */ if (hostdata->dma == D_DMA_RUNNING) { DB(DB_TRANSFER, - printk("[%p/%d:", cmd->SCp.ptr, cmd->SCp.this_residual)) + printk("[%p/%d:", scsi_pointer->ptr, scsi_pointer->this_residual)) hostdata->dma_stop(cmd->device->host, cmd, 1); hostdata->dma = D_DMA_OFF; - length = cmd->SCp.this_residual; - cmd->SCp.this_residual = read_wd33c93_count(regs); - cmd->SCp.ptr += (length - cmd->SCp.this_residual); + length = scsi_pointer->this_residual; + scsi_pointer->this_residual = read_wd33c93_count(regs); + scsi_pointer->ptr += length - scsi_pointer->this_residual; DB(DB_TRANSFER, - printk("%p/%d]", cmd->SCp.ptr, cmd->SCp.this_residual)) + printk("%p/%d]", scsi_pointer->ptr, scsi_pointer->this_residual)) } /* Respond to the specific WD3393 interrupt - there are quite a few! */ @@ -884,7 +891,7 @@ wd33c93_intr(struct Scsi_Host *instance) /* construct an IDENTIFY message with correct disconnect bit */ hostdata->outgoing_msg[0] = IDENTIFY(0, cmd->device->lun); - if (cmd->SCp.phase) + if (scsi_pointer->phase) hostdata->outgoing_msg[0] |= 0x40; if (hostdata->sync_stat[cmd->device->id] == SS_FIRST) { @@ -926,8 +933,8 @@ wd33c93_intr(struct Scsi_Host *instance) case CSR_UNEXP | PHS_DATA_IN: case CSR_SRV_REQ | PHS_DATA_IN: DB(DB_INTR, - printk("IN-%d.%d", cmd->SCp.this_residual, - cmd->SCp.buffers_residual)) + printk("IN-%d.%d", scsi_pointer->this_residual, + scsi_pointer->buffers_residual)) transfer_bytes(regs, cmd, DATA_IN_DIR); if (hostdata->state != S_RUNNING_LEVEL2) hostdata->state = S_CONNECTED; @@ -938,8 +945,8 @@ wd33c93_intr(struct Scsi_Host *instance) case CSR_UNEXP | PHS_DATA_OUT: case CSR_SRV_REQ | PHS_DATA_OUT: DB(DB_INTR, - printk("OUT-%d.%d", cmd->SCp.this_residual, - cmd->SCp.buffers_residual)) + printk("OUT-%d.%d", scsi_pointer->this_residual, + scsi_pointer->buffers_residual)) transfer_bytes(regs, cmd, DATA_OUT_DIR); if (hostdata->state != S_RUNNING_LEVEL2) hostdata->state = S_CONNECTED; @@ -962,8 +969,8 @@ wd33c93_intr(struct Scsi_Host *instance) case CSR_UNEXP | PHS_STATUS: case CSR_SRV_REQ | PHS_STATUS: DB(DB_INTR, printk("STATUS=")) - cmd->SCp.Status = read_1_byte(regs); - DB(DB_INTR, printk("%02x", cmd->SCp.Status)) + scsi_pointer->Status = read_1_byte(regs); + DB(DB_INTR, printk("%02x", scsi_pointer->Status)) if (hostdata->level2 >= L2_BASIC) { sr = read_wd33c93(regs, WD_SCSI_STATUS); /* clear interrupt */ udelay(7); @@ -991,7 +998,7 @@ wd33c93_intr(struct Scsi_Host *instance) else hostdata->incoming_ptr = 0; - cmd->SCp.Message = msg; + scsi_pointer->Message = msg; switch (msg) { case COMMAND_COMPLETE: @@ -1163,21 +1170,21 @@ wd33c93_intr(struct Scsi_Host *instance) write_wd33c93(regs, WD_SOURCE_ID, SRCID_ER); if (phs == 0x60) { DB(DB_INTR, printk("SX-DONE")) - cmd->SCp.Message = COMMAND_COMPLETE; + scsi_pointer->Message = COMMAND_COMPLETE; lun = read_wd33c93(regs, WD_TARGET_LUN); - DB(DB_INTR, printk(":%d.%d", cmd->SCp.Status, lun)) + DB(DB_INTR, printk(":%d.%d", scsi_pointer->Status, lun)) hostdata->connected = NULL; hostdata->busy[cmd->device->id] &= ~(1 << (cmd->device->lun & 0xff)); hostdata->state = S_UNCONNECTED; - if (cmd->SCp.Status == ILLEGAL_STATUS_BYTE) - cmd->SCp.Status = lun; + if (scsi_pointer->Status == ILLEGAL_STATUS_BYTE) + scsi_pointer->Status = lun; if (cmd->cmnd[0] == REQUEST_SENSE - && cmd->SCp.Status != SAM_STAT_GOOD) { + && scsi_pointer->Status != SAM_STAT_GOOD) { set_host_byte(cmd, DID_ERROR); } else { set_host_byte(cmd, DID_OK); - scsi_msg_to_host_byte(cmd, cmd->SCp.Message); - set_status_byte(cmd, cmd->SCp.Status); + scsi_msg_to_host_byte(cmd, scsi_pointer->Message); + set_status_byte(cmd, scsi_pointer->Status); } scsi_done(cmd); @@ -1259,12 +1266,12 @@ wd33c93_intr(struct Scsi_Host *instance) hostdata->busy[cmd->device->id] &= ~(1 << (cmd->device->lun & 0xff)); hostdata->state = S_UNCONNECTED; if (cmd->cmnd[0] == REQUEST_SENSE && - cmd->SCp.Status != SAM_STAT_GOOD) { + scsi_pointer->Status != SAM_STAT_GOOD) { set_host_byte(cmd, DID_ERROR); } else { set_host_byte(cmd, DID_OK); - scsi_msg_to_host_byte(cmd, cmd->SCp.Message); - set_status_byte(cmd, cmd->SCp.Status); + scsi_msg_to_host_byte(cmd, scsi_pointer->Message); + set_status_byte(cmd, scsi_pointer->Status); } scsi_done(cmd); @@ -1293,14 +1300,14 @@ wd33c93_intr(struct Scsi_Host *instance) hostdata->connected = NULL; hostdata->busy[cmd->device->id] &= ~(1 << (cmd->device->lun & 0xff)); hostdata->state = S_UNCONNECTED; - DB(DB_INTR, printk(":%d", cmd->SCp.Status)) + DB(DB_INTR, printk(":%d", scsi_pointer->Status)) if (cmd->cmnd[0] == REQUEST_SENSE - && cmd->SCp.Status != SAM_STAT_GOOD) { + && scsi_pointer->Status != SAM_STAT_GOOD) { set_host_byte(cmd, DID_ERROR); } else { set_host_byte(cmd, DID_OK); - scsi_msg_to_host_byte(cmd, cmd->SCp.Message); - set_status_byte(cmd, cmd->SCp.Status); + scsi_msg_to_host_byte(cmd, scsi_pointer->Message); + set_status_byte(cmd, scsi_pointer->Status); } scsi_done(cmd); break; diff --git a/drivers/scsi/wd33c93.h b/drivers/scsi/wd33c93.h index 2edec34c5a42..b3800baccd2c 100644 --- a/drivers/scsi/wd33c93.h +++ b/drivers/scsi/wd33c93.h @@ -262,6 +262,10 @@ struct WD33C93_hostdata { #endif }; +static inline struct scsi_pointer *WD33C93_scsi_pointer(struct scsi_cmnd *cmd) +{ + return scsi_cmd_priv(cmd); +} /* defines for hostdata->chip */ |