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Merge master.kernel.org:/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6

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* master.kernel.org:/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6: (166 commits)
  [SCSI] ibmvscsi: convert to use the data buffer accessors
  [SCSI] dc395x: convert to use the data buffer accessors
  [SCSI] ncr53c8xx: convert to use the data buffer accessors
  [SCSI] sym53c8xx: convert to use the data buffer accessors
  [SCSI] ppa: coding police and printk levels
  [SCSI] aic7xxx_old: remove redundant GFP_ATOMIC from kmalloc
  [SCSI] i2o: remove redundant GFP_ATOMIC from kmalloc from device.c
  [SCSI] remove the dead CYBERSTORMIII_SCSI option
  [SCSI] don't build scsi_dma_{map,unmap} for !HAS_DMA
  [SCSI] Clean up scsi_add_lun a bit
  [SCSI] 53c700: Remove printk, which triggers because of low scsi clock on SNI RMs
  [SCSI] sni_53c710: Cleanup
  [SCSI] qla4xxx: Fix underrun/overrun conditions
  [SCSI] megaraid_mbox: use mutex instead of semaphore
  [SCSI] aacraid: add 51245, 51645 and 52245 adapters to documentation.
  [SCSI] qla2xxx: update version to 8.02.00-k1.
  [SCSI] qla2xxx: add support for NPIV
  [SCSI] stex: use resid for xfer len information
  [SCSI] Add Brownie 1200U3P to blacklist
  [SCSI] scsi.c: convert to use the data buffer accessors
  ...
This commit is contained in:
Linus Torvalds
2007-07-15 16:51:54 -07:00
parent d3502d7f25 9413d7b8aa
commit bc06cffdec
190 changed files with 21735 additions and 26347 deletions
Download Patch File Download Diff File Expand all files Collapse all files

194
drivers/scsi/nsp32.c
View File

@ -49,10 +49,6 @@
#include <scsi/scsi_host.h>
#include <scsi/scsi_ioctl.h>
#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,0))
# include <linux/blk.h>
#endif
#include "nsp32.h"
@ -199,17 +195,9 @@ static int __init init_nsp32 (void);
static void __exit exit_nsp32 (void);
/* struct struct scsi_host_template */
#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,73))
static int nsp32_proc_info (struct Scsi_Host *, char *, char **, off_t, int, int);
#else
static int nsp32_proc_info (char *, char **, off_t, int, int, int);
#endif
#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,73))
static int nsp32_detect (struct pci_dev *pdev);
#else
static int nsp32_detect (struct scsi_host_template *);
#endif
static int nsp32_queuecommand(struct scsi_cmnd *,
void (*done)(struct scsi_cmnd *));
static const char *nsp32_info (struct Scsi_Host *);
@ -296,15 +284,7 @@ static struct scsi_host_template nsp32_template = {
.eh_abort_handler = nsp32_eh_abort,
.eh_bus_reset_handler = nsp32_eh_bus_reset,
.eh_host_reset_handler = nsp32_eh_host_reset,
#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,5,74))
.detect = nsp32_detect,
.release = nsp32_release,
#endif
#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,5,2))
.use_new_eh_code = 1,
#else
/* .highmem_io = 1, */
#endif
};
#include "nsp32_io.h"
@ -739,7 +719,7 @@ static int nsp32_selection_autoscsi(struct scsi_cmnd *SCpnt)
command = 0;
command |= (TRANSFER_GO | ALL_COUNTER_CLR);
if (data->trans_method & NSP32_TRANSFER_BUSMASTER) {
if (SCpnt->request_bufflen > 0) {
if (scsi_bufflen(SCpnt) > 0) {
command |= BM_START;
}
} else if (data->trans_method & NSP32_TRANSFER_MMIO) {
@ -888,31 +868,28 @@ static int nsp32_reselection(struct scsi_cmnd *SCpnt, unsigned char newlun)
static int nsp32_setup_sg_table(struct scsi_cmnd *SCpnt)
{
nsp32_hw_data *data = (nsp32_hw_data *)SCpnt->device->host->hostdata;
struct scatterlist *sgl;
struct scatterlist *sg;
nsp32_sgtable *sgt = data->cur_lunt->sglun->sgt;
int num, i;
u32_le l;
if (SCpnt->request_bufflen == 0) {
return TRUE;
}
if (sgt == NULL) {
nsp32_dbg(NSP32_DEBUG_SGLIST, "SGT == null");
return FALSE;
}
if (SCpnt->use_sg) {
sgl = (struct scatterlist *)SCpnt->request_buffer;
num = pci_map_sg(data->Pci, sgl, SCpnt->use_sg,
SCpnt->sc_data_direction);
for (i = 0; i < num; i++) {
num = scsi_dma_map(SCpnt);
if (!num)
return TRUE;
else if (num < 0)
return FALSE;
else {
scsi_for_each_sg(SCpnt, sg, num, i) {
/*
* Build nsp32_sglist, substitute sg dma addresses.
*/
sgt[i].addr = cpu_to_le32(sg_dma_address(sgl));
sgt[i].len = cpu_to_le32(sg_dma_len(sgl));
sgl++;
sgt[i].addr = cpu_to_le32(sg_dma_address(sg));
sgt[i].len = cpu_to_le32(sg_dma_len(sg));
if (le32_to_cpu(sgt[i].len) > 0x10000) {
nsp32_msg(KERN_ERR,
@ -929,23 +906,6 @@ static int nsp32_setup_sg_table(struct scsi_cmnd *SCpnt)
/* set end mark */
l = le32_to_cpu(sgt[num-1].len);
sgt[num-1].len = cpu_to_le32(l | SGTEND);
} else {
SCpnt->SCp.have_data_in = pci_map_single(data->Pci,
SCpnt->request_buffer, SCpnt->request_bufflen,
SCpnt->sc_data_direction);
sgt[0].addr = cpu_to_le32(SCpnt->SCp.have_data_in);
sgt[0].len = cpu_to_le32(SCpnt->request_bufflen | SGTEND); /* set end mark */
if (SCpnt->request_bufflen > 0x10000) {
nsp32_msg(KERN_ERR,
"can't transfer over 64KB at a time, size=0x%lx", SCpnt->request_bufflen);
return FALSE;
}
nsp32_dbg(NSP32_DEBUG_SGLIST, "single : addr 0x%lx len=0x%lx",
le32_to_cpu(sgt[0].addr),
le32_to_cpu(sgt[0].len ));
}
return TRUE;
@ -962,7 +922,7 @@ static int nsp32_queuecommand(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_
"enter. target: 0x%x LUN: 0x%x cmnd: 0x%x cmndlen: 0x%x "
"use_sg: 0x%x reqbuf: 0x%lx reqlen: 0x%x",
SCpnt->device->id, SCpnt->device->lun, SCpnt->cmnd[0], SCpnt->cmd_len,
SCpnt->use_sg, SCpnt->request_buffer, SCpnt->request_bufflen);
scsi_sg_count(SCpnt), scsi_sglist(SCpnt), scsi_bufflen(SCpnt));
if (data->CurrentSC != NULL) {
nsp32_msg(KERN_ERR, "Currentsc != NULL. Cancel this command request");
@ -994,10 +954,10 @@ static int nsp32_queuecommand(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_
data->CurrentSC = SCpnt;
SCpnt->SCp.Status = CHECK_CONDITION;
SCpnt->SCp.Message = 0;
SCpnt->resid = SCpnt->request_bufflen;
scsi_set_resid(SCpnt, scsi_bufflen(SCpnt));
SCpnt->SCp.ptr = (char *) SCpnt->request_buffer;
SCpnt->SCp.this_residual = SCpnt->request_bufflen;
SCpnt->SCp.ptr = (char *)scsi_sglist(SCpnt);
SCpnt->SCp.this_residual = scsi_bufflen(SCpnt);
SCpnt->SCp.buffer = NULL;
SCpnt->SCp.buffers_residual = 0;
@ -1210,13 +1170,9 @@ static irqreturn_t do_nsp32_isr(int irq, void *dev_id)
unsigned long flags;
int ret;
int handled = 0;
#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0))
struct Scsi_Host *host = data->Host;
spin_lock_irqsave(host->host_lock, flags);
#else
spin_lock_irqsave(&io_request_lock, flags);
#endif
/*
* IRQ check, then enable IRQ mask
@ -1312,7 +1268,7 @@ static irqreturn_t do_nsp32_isr(int irq, void *dev_id)
}
if ((auto_stat & DATA_IN_PHASE) &&
(SCpnt->resid > 0) &&
(scsi_get_resid(SCpnt) > 0) &&
((nsp32_read2(base, FIFO_REST_CNT) & FIFO_REST_MASK) != 0)) {
printk( "auto+fifo\n");
//nsp32_pio_read(SCpnt);
@ -1333,7 +1289,7 @@ static irqreturn_t do_nsp32_isr(int irq, void *dev_id)
nsp32_dbg(NSP32_DEBUG_INTR, "SSACK=0x%lx",
nsp32_read4(base, SAVED_SACK_CNT));
SCpnt->resid = 0; /* all data transfered! */
scsi_set_resid(SCpnt, 0); /* all data transfered! */
}
/*
@ -1480,11 +1436,7 @@ static irqreturn_t do_nsp32_isr(int irq, void *dev_id)
nsp32_write2(base, IRQ_CONTROL, 0);
out2:
#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0))
spin_unlock_irqrestore(host->host_lock, flags);
#else
spin_unlock_irqrestore(&io_request_lock, flags);
#endif
nsp32_dbg(NSP32_DEBUG_INTR, "exit");
@ -1499,28 +1451,15 @@ static irqreturn_t do_nsp32_isr(int irq, void *dev_id)
nsp32_dbg(NSP32_DEBUG_PROC, "buffer=0x%p pos=0x%p length=%d %d\n", buffer, pos, length, length - (pos - buffer));\
} \
} while(0)
static int nsp32_proc_info(
#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,73))
struct Scsi_Host *host,
#endif
char *buffer,
char **start,
off_t offset,
int length,
#if !(LINUX_VERSION_CODE > KERNEL_VERSION(2,5,73))
int hostno,
#endif
int inout)
static int nsp32_proc_info(struct Scsi_Host *host, char *buffer, char **start,
off_t offset, int length, int inout)
{
char *pos = buffer;
int thislength;
unsigned long flags;
nsp32_hw_data *data;
#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,73))
int hostno;
#else
struct Scsi_Host *host;
#endif
unsigned int base;
unsigned char mode_reg;
int id, speed;
@ -1531,15 +1470,7 @@ static int nsp32_proc_info(
return -EINVAL;
}
#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,73))
hostno = host->host_no;
#else
/* search this HBA host */
host = scsi_host_hn_get(hostno);
if (host == NULL) {
return -ESRCH;
}
#endif
data = (nsp32_hw_data *)host->hostdata;
base = host->io_port;
@ -1626,25 +1557,8 @@ static void nsp32_scsi_done(struct scsi_cmnd *SCpnt)
nsp32_hw_data *data = (nsp32_hw_data *)SCpnt->device->host->hostdata;
unsigned int base = SCpnt->device->host->io_port;
/*
* unmap pci
*/
if (SCpnt->request_bufflen == 0) {
goto skip;
}
scsi_dma_unmap(SCpnt);
if (SCpnt->use_sg) {
pci_unmap_sg(data->Pci,
(struct scatterlist *)SCpnt->request_buffer,
SCpnt->use_sg, SCpnt->sc_data_direction);
} else {
pci_unmap_single(data->Pci,
(u32)SCpnt->SCp.have_data_in,
SCpnt->request_bufflen,
SCpnt->sc_data_direction);
}
skip:
/*
* clear TRANSFERCONTROL_BM_START
*/
@ -1800,7 +1714,7 @@ static int nsp32_busfree_occur(struct scsi_cmnd *SCpnt, unsigned short execph)
SCpnt->SCp.Message = 0;
nsp32_dbg(NSP32_DEBUG_BUSFREE,
"normal end stat=0x%x resid=0x%x\n",
SCpnt->SCp.Status, SCpnt->resid);
SCpnt->SCp.Status, scsi_get_resid(SCpnt));
SCpnt->result = (DID_OK << 16) |
(SCpnt->SCp.Message << 8) |
(SCpnt->SCp.Status << 0);
@ -1844,7 +1758,7 @@ static void nsp32_adjust_busfree(struct scsi_cmnd *SCpnt, unsigned int s_sacklen
unsigned int restlen, sentlen;
u32_le len, addr;
nsp32_dbg(NSP32_DEBUG_SGLIST, "old resid=0x%x", SCpnt->resid);
nsp32_dbg(NSP32_DEBUG_SGLIST, "old resid=0x%x", scsi_get_resid(SCpnt));
/* adjust saved SACK count with 4 byte start address boundary */
s_sacklen -= le32_to_cpu(sgt[old_entry].addr) & 3;
@ -1888,12 +1802,12 @@ static void nsp32_adjust_busfree(struct scsi_cmnd *SCpnt, unsigned int s_sacklen
return;
last:
if (SCpnt->resid < sentlen) {
if (scsi_get_resid(SCpnt) < sentlen) {
nsp32_msg(KERN_ERR, "resid underflow");
}
SCpnt->resid -= sentlen;
nsp32_dbg(NSP32_DEBUG_SGLIST, "new resid=0x%x", SCpnt->resid);
scsi_set_resid(SCpnt, scsi_get_resid(SCpnt) - sentlen);
nsp32_dbg(NSP32_DEBUG_SGLIST, "new resid=0x%x", scsi_get_resid(SCpnt));
/* update hostdata and lun */
@ -2022,7 +1936,7 @@ static void nsp32_restart_autoscsi(struct scsi_cmnd *SCpnt, unsigned short comma
transfer = 0;
transfer |= (TRANSFER_GO | ALL_COUNTER_CLR);
if (data->trans_method & NSP32_TRANSFER_BUSMASTER) {
if (SCpnt->request_bufflen > 0) {
if (scsi_bufflen(SCpnt) > 0) {
transfer |= BM_START;
}
} else if (data->trans_method & NSP32_TRANSFER_MMIO) {
@ -2674,17 +2588,7 @@ static void nsp32_sack_negate(nsp32_hw_data *data)
* 0x900-0xbff: (map same 0x800-0x8ff I/O port image repeatedly)
* 0xc00-0xfff: CardBus status registers
*/
#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,73))
#define DETECT_OK 0
#define DETECT_NG 1
#define PCIDEV pdev
static int nsp32_detect(struct pci_dev *pdev)
#else
#define DETECT_OK 1
#define DETECT_NG 0
#define PCIDEV (data->Pci)
static int nsp32_detect(struct scsi_host_template *sht)
#endif
{
struct Scsi_Host *host; /* registered host structure */
struct resource *res;
@ -2697,11 +2601,7 @@ static int nsp32_detect(struct scsi_host_template *sht)
/*
* register this HBA as SCSI device
*/
#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,73))
host = scsi_host_alloc(&nsp32_template, sizeof(nsp32_hw_data));
#else
host = scsi_register(sht, sizeof(nsp32_hw_data));
#endif
if (host == NULL) {
nsp32_msg (KERN_ERR, "failed to scsi register");
goto err;
@ -2719,9 +2619,6 @@ static int nsp32_detect(struct scsi_host_template *sht)
host->unique_id = data->BaseAddress;
host->n_io_port = data->NumAddress;
host->base = (unsigned long)data->MmioAddress;
#if (LINUX_VERSION_CODE <= KERNEL_VERSION(2,5,63))
scsi_set_pci_device(host, PCIDEV);
#endif
data->Host = host;
spin_lock_init(&(data->Lock));
@ -2776,7 +2673,7 @@ static int nsp32_detect(struct scsi_host_template *sht)
/*
* setup DMA
*/
if (pci_set_dma_mask(PCIDEV, DMA_32BIT_MASK) != 0) {
if (pci_set_dma_mask(pdev, DMA_32BIT_MASK) != 0) {
nsp32_msg (KERN_ERR, "failed to set PCI DMA mask");
goto scsi_unregister;
}
@ -2784,7 +2681,7 @@ static int nsp32_detect(struct scsi_host_template *sht)
/*
* allocate autoparam DMA resource.
*/
data->autoparam = pci_alloc_consistent(PCIDEV, sizeof(nsp32_autoparam), &(data->auto_paddr));
data->autoparam = pci_alloc_consistent(pdev, sizeof(nsp32_autoparam), &(data->auto_paddr));
if (data->autoparam == NULL) {
nsp32_msg(KERN_ERR, "failed to allocate DMA memory");
goto scsi_unregister;
@ -2793,7 +2690,7 @@ static int nsp32_detect(struct scsi_host_template *sht)
/*
* allocate scatter-gather DMA resource.
*/
data->sg_list = pci_alloc_consistent(PCIDEV, NSP32_SG_TABLE_SIZE,
data->sg_list = pci_alloc_consistent(pdev, NSP32_SG_TABLE_SIZE,
&(data->sg_paddr));
if (data->sg_list == NULL) {
nsp32_msg(KERN_ERR, "failed to allocate DMA memory");
@ -2883,16 +2780,14 @@ static int nsp32_detect(struct scsi_host_template *sht)
goto free_irq;
}
#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,73))
ret = scsi_add_host(host, &PCIDEV->dev);
ret = scsi_add_host(host, &pdev->dev);
if (ret) {
nsp32_msg(KERN_ERR, "failed to add scsi host");
goto free_region;
}
scsi_scan_host(host);
#endif
pci_set_drvdata(PCIDEV, host);
return DETECT_OK;
pci_set_drvdata(pdev, host);
return 0;
free_region:
release_region(host->io_port, host->n_io_port);
@ -2901,22 +2796,19 @@ static int nsp32_detect(struct scsi_host_template *sht)
free_irq(host->irq, data);
free_sg_list:
pci_free_consistent(PCIDEV, NSP32_SG_TABLE_SIZE,
pci_free_consistent(pdev, NSP32_SG_TABLE_SIZE,
data->sg_list, data->sg_paddr);
free_autoparam:
pci_free_consistent(PCIDEV, sizeof(nsp32_autoparam),
pci_free_consistent(pdev, sizeof(nsp32_autoparam),
data->autoparam, data->auto_paddr);
scsi_unregister:
scsi_host_put(host);
err:
return DETECT_NG;
return 1;
}
#undef DETECT_OK
#undef DETECT_NG
#undef PCIDEV
static int nsp32_release(struct Scsi_Host *host)
{
@ -3516,11 +3408,7 @@ static int __devinit nsp32_probe(struct pci_dev *pdev, const struct pci_device_i
pci_set_master(pdev);
#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,73))
ret = nsp32_detect(pdev);
#else
ret = scsi_register_host(&nsp32_template);
#endif
nsp32_msg(KERN_INFO, "irq: %i mmio: %p+0x%lx slot: %s model: %s",
pdev->irq,
@ -3535,25 +3423,17 @@ static int __devinit nsp32_probe(struct pci_dev *pdev, const struct pci_device_i
static void __devexit nsp32_remove(struct pci_dev *pdev)
{
#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,73))
struct Scsi_Host *host = pci_get_drvdata(pdev);
#endif
nsp32_dbg(NSP32_DEBUG_REGISTER, "enter");
#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,73))
scsi_remove_host(host);
nsp32_release(host);
scsi_host_put(host);
#else
scsi_unregister_host(&nsp32_template);
#endif
}
static struct pci_driver nsp32_driver = {
.name = "nsp32",
.id_table = nsp32_pci_table,