Signed-off-by: Geert Uytterhoeven <geert@xxxxxxxxxxxxxx>
---
drivers/scsi/mvme147.c | 30 ++++++++++++++++--------------
1 files changed, 16 insertions(+), 14 deletions(-)
diff --git a/drivers/scsi/mvme147.c b/drivers/scsi/mvme147.c
index 716d178..1b6195b 100644
--- a/drivers/scsi/mvme147.c
+++ b/drivers/scsi/mvme147.c
@@ -16,12 +16,12 @@
#include <linux/stat.h>
-static struct Scsi_Host *mvme147_host = NULL;
-
-static irqreturn_t mvme147_intr(int irq, void *dummy)
+static irqreturn_t mvme147_intr(int irq, void *data)
{
+ struct Scsi_Host *instance = data;
+
if (irq == MVME147_IRQ_SCSI_PORT)
- wd33c93_intr(mvme147_host);
+ wd33c93_intr(instance);
else
m147_pcc->dma_intr = 0x89; /* Ack and enable ints */
return IRQ_HANDLED;
@@ -29,7 +29,8 @@ static irqreturn_t mvme147_intr(int irq, void *dummy)
static int dma_setup(struct scsi_cmnd *cmd, int dir_in)
{
- struct WD33C93_hostdata *hdata = shost_priv(mvme147_host);
+ 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);
@@ -66,6 +67,7 @@ static void dma_stop(struct Scsi_Host *instance, struct scsi_cmnd *SCpnt,
int mvme147_detect(struct scsi_host_template *tpnt)
{
static unsigned char called = 0;
+ struct Scsi_Host *instance;
wd33c93_regs regs;
struct WD33C93_hostdata *hdata;
@@ -76,25 +78,25 @@ int mvme147_detect(struct scsi_host_template *tpnt)
tpnt->proc_name = "MVME147";
tpnt->proc_info = &wd33c93_proc_info;
- mvme147_host = scsi_register(tpnt, sizeof(struct WD33C93_hostdata));
- if (!mvme147_host)
+ instance = scsi_register(tpnt, sizeof(struct WD33C93_hostdata));
+ if (!instance)
goto err_out;
- mvme147_host->base = 0xfffe4000;
- mvme147_host->irq = MVME147_IRQ_SCSI_PORT;
+ instance->base = 0xfffe4000;
+ instance->irq = MVME147_IRQ_SCSI_PORT;
regs.SASR = (volatile unsigned char *)0xfffe4000;
regs.SCMD = (volatile unsigned char *)0xfffe4001;
- hdata = shost_priv(mvme147_host);
+ hdata = shost_priv(instance);
hdata->no_sync = 0xff;
hdata->fast = 0;
hdata->dma_mode = CTRL_DMA;
- wd33c93_init(mvme147_host, regs, dma_setup, dma_stop, WD33C93_FS_8_10);
+ wd33c93_init(instance, regs, dma_setup, dma_stop, WD33C93_FS_8_10);
if (request_irq(MVME147_IRQ_SCSI_PORT, mvme147_intr, 0,
- "MVME147 SCSI PORT", mvme147_intr))
+ "MVME147 SCSI PORT", instance))
goto err_unregister;
if (request_irq(MVME147_IRQ_SCSI_DMA, mvme147_intr, 0,
- "MVME147 SCSI DMA", mvme147_intr))
+ "MVME147 SCSI DMA", instance))
goto err_free_irq;
#if 0 /* Disabled; causes problems booting */
m147_pcc->scsi_interrupt = 0x10; /* Assert SCSI bus reset */
@@ -113,7 +115,7 @@ int mvme147_detect(struct scsi_host_template *tpnt)
err_free_irq:
free_irq(MVME147_IRQ_SCSI_PORT, mvme147_intr);
err_unregister:
- scsi_unregister(mvme147_host);
+ scsi_unregister(instance);
err_out:
return 0;
}
--
1.6.0.4
--
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