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path: root/drivers/scsi/NCR53c406a.c
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Diffstat (limited to 'drivers/scsi/NCR53c406a.c')
-rw-r--r--drivers/scsi/NCR53c406a.c68
1 files changed, 31 insertions, 37 deletions
diff --git a/drivers/scsi/NCR53c406a.c b/drivers/scsi/NCR53c406a.c
index 8472c535902..c91888a0a23 100644
--- a/drivers/scsi/NCR53c406a.c
+++ b/drivers/scsi/NCR53c406a.c
@@ -41,7 +41,6 @@
#include <linux/errno.h>
#include <linux/ioport.h>
-#include <linux/sched.h>
#include <linux/interrupt.h>
#include <linux/proc_fs.h>
#include <linux/stat.h>
@@ -168,8 +167,8 @@ enum Phase {
};
/* Static function prototypes */
-static void NCR53c406a_intr(int, void *, struct pt_regs *);
-static irqreturn_t do_NCR53c406a_intr(int, void *, struct pt_regs *);
+static void NCR53c406a_intr(void *);
+static irqreturn_t do_NCR53c406a_intr(int, void *);
static void chip_init(void);
static void calc_port_addr(void);
#ifndef IRQ_LEV
@@ -220,9 +219,11 @@ static void *addresses[] = {
static unsigned short ports[] = { 0x230, 0x330, 0x280, 0x290, 0x330, 0x340, 0x300, 0x310, 0x348, 0x350 };
#define PORT_COUNT ARRAY_SIZE(ports)
+#ifndef MODULE
/* possible interrupt channels */
static unsigned short intrs[] = { 10, 11, 12, 15 };
#define INTR_COUNT ARRAY_SIZE(intrs)
+#endif /* !MODULE */
/* signatures for NCR 53c406a based controllers */
#if USE_BIOS
@@ -605,6 +606,7 @@ static int NCR53c406a_release(struct Scsi_Host *shost)
return 0;
}
+#ifndef MODULE
/* called from init/main.c */
static int __init NCR53c406a_setup(char *str)
{
@@ -661,6 +663,8 @@ static int __init NCR53c406a_setup(char *str)
__setup("ncr53c406a=", NCR53c406a_setup);
+#endif /* !MODULE */
+
static const char *NCR53c406a_info(struct Scsi_Host *SChost)
{
DEB(printk("NCR53c406a_info called\n"));
@@ -685,16 +689,16 @@ static void wait_intr(void)
return;
}
- NCR53c406a_intr(0, NULL, NULL);
+ NCR53c406a_intr(NULL);
}
#endif
-static int NCR53c406a_queue(Scsi_Cmnd * SCpnt, void (*done) (Scsi_Cmnd *))
+static int NCR53c406a_queue_lck(Scsi_Cmnd * SCpnt, void (*done) (Scsi_Cmnd *))
{
int i;
VDEB(printk("NCR53c406a_queue called\n"));
- DEB(printk("cmd=%02x, cmd_len=%02x, target=%02x, lun=%02x, bufflen=%d\n", SCpnt->cmnd[0], SCpnt->cmd_len, SCpnt->target, SCpnt->lun, SCpnt->request_bufflen));
+ DEB(printk("cmd=%02x, cmd_len=%02x, target=%02x, lun=%02x, bufflen=%d\n", SCpnt->cmnd[0], SCpnt->cmd_len, SCpnt->target, SCpnt->lun, scsi_bufflen(SCpnt)));
#if 0
VDEB(for (i = 0; i < SCpnt->cmd_len; i++)
@@ -722,6 +726,8 @@ static int NCR53c406a_queue(Scsi_Cmnd * SCpnt, void (*done) (Scsi_Cmnd *))
return 0;
}
+static DEF_SCSI_QCMD(NCR53c406a_queue)
+
static int NCR53c406a_host_reset(Scsi_Cmnd * SCpnt)
{
DEB(printk("NCR53c406a_reset called\n"));
@@ -761,19 +767,18 @@ static int NCR53c406a_biosparm(struct scsi_device *disk,
return 0;
}
-static irqreturn_t do_NCR53c406a_intr(int unused, void *dev_id,
- struct pt_regs *regs)
+static irqreturn_t do_NCR53c406a_intr(int unused, void *dev_id)
{
unsigned long flags;
struct Scsi_Host *dev = dev_id;
spin_lock_irqsave(dev->host_lock, flags);
- NCR53c406a_intr(0, dev_id, regs);
+ NCR53c406a_intr(dev_id);
spin_unlock_irqrestore(dev->host_lock, flags);
return IRQ_HANDLED;
}
-static void NCR53c406a_intr(int unused, void *dev_id, struct pt_regs *regs)
+static void NCR53c406a_intr(void *dev_id)
{
DEB(unsigned char fifo_size;
)
@@ -782,8 +787,8 @@ static void NCR53c406a_intr(int unused, void *dev_id, struct pt_regs *regs)
unsigned char status, int_reg;
#if USE_PIO
unsigned char pio_status;
- struct scatterlist *sglist;
- unsigned int sgcount;
+ struct scatterlist *sg;
+ int i;
#endif
VDEB(printk("NCR53c406a_intr called\n"));
@@ -863,22 +868,17 @@ static void NCR53c406a_intr(int unused, void *dev_id, struct pt_regs *regs)
current_SC->SCp.phase = data_out;
VDEB(printk("NCR53c406a: Data-Out phase\n"));
outb(FLUSH_FIFO, CMD_REG);
- LOAD_DMA_COUNT(current_SC->request_bufflen); /* Max transfer size */
+ LOAD_DMA_COUNT(scsi_bufflen(current_SC)); /* Max transfer size */
#if USE_DMA /* No s/g support for DMA */
- NCR53c406a_dma_write(current_SC->request_buffer, current_SC->request_bufflen);
+ NCR53c406a_dma_write(scsi_sglist(current_SC),
+ scsdi_bufflen(current_SC));
+
#endif /* USE_DMA */
outb(TRANSFER_INFO | DMA_OP, CMD_REG);
#if USE_PIO
- if (!current_SC->use_sg) /* Don't use scatter-gather */
- NCR53c406a_pio_write(current_SC->request_buffer, current_SC->request_bufflen);
- else { /* use scatter-gather */
- sgcount = current_SC->use_sg;
- sglist = current_SC->request_buffer;
- while (sgcount--) {
- NCR53c406a_pio_write(page_address(sglist->page) + sglist->offset, sglist->length);
- sglist++;
- }
- }
+ scsi_for_each_sg(current_SC, sg, scsi_sg_count(current_SC), i) {
+ NCR53c406a_pio_write(sg_virt(sg), sg->length);
+ }
REG0;
#endif /* USE_PIO */
}
@@ -890,22 +890,16 @@ static void NCR53c406a_intr(int unused, void *dev_id, struct pt_regs *regs)
current_SC->SCp.phase = data_in;
VDEB(printk("NCR53c406a: Data-In phase\n"));
outb(FLUSH_FIFO, CMD_REG);
- LOAD_DMA_COUNT(current_SC->request_bufflen); /* Max transfer size */
+ LOAD_DMA_COUNT(scsi_bufflen(current_SC)); /* Max transfer size */
#if USE_DMA /* No s/g support for DMA */
- NCR53c406a_dma_read(current_SC->request_buffer, current_SC->request_bufflen);
+ NCR53c406a_dma_read(scsi_sglist(current_SC),
+ scsdi_bufflen(current_SC));
#endif /* USE_DMA */
outb(TRANSFER_INFO | DMA_OP, CMD_REG);
#if USE_PIO
- if (!current_SC->use_sg) /* Don't use scatter-gather */
- NCR53c406a_pio_read(current_SC->request_buffer, current_SC->request_bufflen);
- else { /* Use scatter-gather */
- sgcount = current_SC->use_sg;
- sglist = current_SC->request_buffer;
- while (sgcount--) {
- NCR53c406a_pio_read(page_address(sglist->page) + sglist->offset, sglist->length);
- sglist++;
- }
- }
+ scsi_for_each_sg(current_SC, sg, scsi_sg_count(current_SC), i) {
+ NCR53c406a_pio_read(sg_virt(sg), sg->length);
+ }
REG0;
#endif /* USE_PIO */
}
@@ -1072,7 +1066,7 @@ static struct scsi_host_template driver_template =
.sg_tablesize = 32 /*SG_ALL*/ /*SG_NONE*/,
.cmd_per_lun = 1 /* commands per lun */,
.unchecked_isa_dma = 1 /* unchecked_isa_dma */,
- .use_clustering = ENABLE_CLUSTERING
+ .use_clustering = ENABLE_CLUSTERING,
};
#include "scsi_module.c"
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-12-15 17:32:00 +0000