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Commit d47d2299 authored by Christoph Hellwig's avatar Christoph Hellwig
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[PATCH] cosmetic jazz_esp updates 

small changes from Linux/MIPS CVS and typedef removal from me
Signed-off-by: default avatarJames Bottomley <James.Bottomley@SteelEye.com>
parent 0d8d3a4f
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Showing with 25 additions and 24 deletions
drivers/scsi/jazz_esp.c
View file @ d47d2299
......@@ -6,6 +6,7 @@
* jazz_esp is based on David S. Miller's ESP driver and cyber_esp
*/
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/delay.h>
#include <linux/types.h>
......@@ -27,7 +28,7 @@
#include <asm/pgtable.h>
static int dma_bytes_sent(struct NCR_ESP *esp, int fifo_count);
static int dma_can_transfer(struct NCR_ESP *esp, Scsi_Cmnd *sp);
static int dma_can_transfer(struct NCR_ESP *esp, struct scsi_cmnd *sp);
static void dma_dump_state(struct NCR_ESP *esp);
static void dma_init_read(struct NCR_ESP *esp, __u32 vaddress, int length);
static void dma_init_write(struct NCR_ESP *esp, __u32 vaddress, int length);
......@@ -36,11 +37,11 @@ static void dma_ints_on(struct NCR_ESP *esp);
static int dma_irq_p(struct NCR_ESP *esp);
static int dma_ports_p(struct NCR_ESP *esp);
static void dma_setup(struct NCR_ESP *esp, __u32 addr, int count, int write);
static void dma_mmu_get_scsi_one (struct NCR_ESP *esp, Scsi_Cmnd *sp);
static void dma_mmu_get_scsi_sgl (struct NCR_ESP *esp, Scsi_Cmnd *sp);
static void dma_mmu_release_scsi_one (struct NCR_ESP *esp, Scsi_Cmnd *sp);
static void dma_mmu_release_scsi_sgl (struct NCR_ESP *esp, Scsi_Cmnd *sp);
static void dma_advance_sg (Scsi_Cmnd *sp);
static void dma_mmu_get_scsi_one (struct NCR_ESP *esp, struct scsi_cmnd *sp);
static void dma_mmu_get_scsi_sgl (struct NCR_ESP *esp, struct scsi_cmnd *sp);
static void dma_mmu_release_scsi_one (struct NCR_ESP *esp, struct scsi_cmnd *sp);
static void dma_mmu_release_scsi_sgl (struct NCR_ESP *esp, struct scsi_cmnd *sp);
static void dma_advance_sg (struct scsi_cmnd *sp);
static void dma_led_off(struct NCR_ESP *);
static void dma_led_on(struct NCR_ESP *);
......@@ -52,7 +53,7 @@ static volatile unsigned char cmd_buffer[16];
*/
/***************************************************************** Detection */
int jazz_esp_detect(Scsi_Host_Template *tpnt)
static int jazz_esp_detect(struct scsi_host_template *tpnt)
{
struct NCR_ESP *esp;
struct ConfigDev *esp_dev;
......@@ -115,7 +116,7 @@ int jazz_esp_detect(Scsi_Host_Template *tpnt)
esp->esp_command = (volatile unsigned char *)cmd_buffer;
/* get virtual dma address for command buffer */
esp->esp_command_dvma = vdma_alloc(PHYSADDR(cmd_buffer), sizeof (cmd_buffer));
esp->esp_command_dvma = vdma_alloc(CPHYSADDR(cmd_buffer), sizeof (cmd_buffer));
esp->irq = JAZZ_SCSI_IRQ;
request_irq(JAZZ_SCSI_IRQ, esp_intr, SA_INTERRUPT, "JAZZ SCSI",
......@@ -157,7 +158,7 @@ static int dma_bytes_sent(struct NCR_ESP *esp, int fifo_count)
return fifo_count;
}
static int dma_can_transfer(struct NCR_ESP *esp, Scsi_Cmnd *sp)
static int dma_can_transfer(struct NCR_ESP *esp, struct scsi_cmnd *sp)
{
/*
* maximum DMA size is 1MB
......@@ -230,43 +231,43 @@ static void dma_setup(struct NCR_ESP *esp, __u32 addr, int count, int write)
}
}
static void dma_mmu_get_scsi_one (struct NCR_ESP *esp, Scsi_Cmnd *sp)
static void dma_mmu_get_scsi_one (struct NCR_ESP *esp, struct scsi_cmnd *sp)
{
sp->SCp.have_data_in = vdma_alloc(PHYSADDR(sp->SCp.buffer), sp->SCp.this_residual);
sp->SCp.have_data_in = vdma_alloc(CPHYSADDR(sp->SCp.buffer), sp->SCp.this_residual);
sp->SCp.ptr = (char *)((unsigned long)sp->SCp.have_data_in);
}
static void dma_mmu_get_scsi_sgl (struct NCR_ESP *esp, Scsi_Cmnd *sp)
static void dma_mmu_get_scsi_sgl (struct NCR_ESP *esp, struct scsi_cmnd *sp)
{
int sz = sp->SCp.buffers_residual;
struct mmu_sglist *sg = (struct mmu_sglist *) sp->SCp.buffer;
struct scatterlist *sg = (struct scatterlist *) sp->SCp.buffer;
while (sz >= 0) {
sg[sz].dvma_addr = vdma_alloc(PHYSADDR(sg[sz].addr), sg[sz].len);
sg[sz].dma_address = vdma_alloc(CPHYSADDR(page_address(sg[sz].page) + sg[sz].offset), sg[sz].length);
sz--;
}
sp->SCp.ptr=(char *)((unsigned long)sp->SCp.buffer->dvma_address);
sp->SCp.ptr=(char *)(sp->SCp.buffer->dma_address);
}
static void dma_mmu_release_scsi_one (struct NCR_ESP *esp, Scsi_Cmnd *sp)
static void dma_mmu_release_scsi_one (struct NCR_ESP *esp, struct scsi_cmnd *sp)
{
vdma_free(sp->SCp.have_data_in);
}
static void dma_mmu_release_scsi_sgl (struct NCR_ESP *esp, Scsi_Cmnd *sp)
static void dma_mmu_release_scsi_sgl (struct NCR_ESP *esp, struct scsi_cmnd *sp)
{
int sz = sp->use_sg - 1;
struct mmu_sglist *sg = (struct mmu_sglist *)sp->buffer;
struct scatterlist *sg = (struct scatterlist *)sp->buffer;
while(sz >= 0) {
vdma_free(sg[sz].dvma_addr);
vdma_free(sg[sz].dma_address);
sz--;
}
}
static void dma_advance_sg (Scsi_Cmnd *sp)
static void dma_advance_sg (struct scsi_cmnd *sp)
{
sp->SCp.ptr = (char *)((unsigned long)sp->SCp.buffer->dvma_address);
sp->SCp.ptr = (char *)(sp->SCp.buffer->dma_address);
}
#define JAZZ_HDC_LED 0xe000d100 /* FIXME, find correct address */
......@@ -285,9 +286,9 @@ static void dma_led_on(struct NCR_ESP *esp)
#endif
}
static Scsi_Host_Template driver_template = {
static struct scsi_host_template driver_template = {
.proc_name = "jazz_esp",
.proc_info = &esp_proc_info,
.proc_info = esp_proc_info,
.name = "ESP 100/100a/200",
.detect = jazz_esp_detect,
.slave_alloc = esp_slave_alloc,
......@@ -303,4 +304,4 @@ static Scsi_Host_Template driver_template = {
.cmd_per_lun = 1,
.use_clustering = DISABLE_CLUSTERING,
};
#include "scsi_module.c"
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