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Fix endianity in A100U2W SCSI driver 

Support big endian systems in a100u2w driver.

Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Mikulas Patocka 2008-07-15 17:15:41 -04:00 committed by Linus Torvalds
parent 63cf13b77a
commit 987ff954cd
1 changed files with 18 additions and 18 deletions
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36
drivers/scsi/a100u2w.c
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@ -389,7 +389,7 @@ static u8 orc_load_firmware(struct orc_host * host)
outb(PRGMRST | DOWNLOAD, host->base + ORC_RISCCTL); /* Enable SRAM programming */
data32_ptr = (u8 *) & data32;
data32 = 0; /* Initial FW address to 0 */
data32 = cpu_to_le32(0); /* Initial FW address to 0 */
outw(0x0010, host->base + ORC_EBIOSADR0);
*data32_ptr = inb(host->base + ORC_EBIOSDATA); /* Read from BIOS */
outw(0x0011, host->base + ORC_EBIOSADR0);
@ -397,18 +397,18 @@ static u8 orc_load_firmware(struct orc_host * host)
outw(0x0012, host->base + ORC_EBIOSADR0);
*(data32_ptr + 2) = inb(host->base + ORC_EBIOSDATA); /* Read from BIOS */
outw(*(data32_ptr + 2), host->base + ORC_EBIOSADR2);
outl(data32, host->base + ORC_FWBASEADR); /* Write FW address */
outl(le32_to_cpu(data32), host->base + ORC_FWBASEADR); /* Write FW address */
/* Copy the code from the BIOS to the SRAM */
bios_addr = (u16) data32; /* FW code locate at BIOS address + ? */
bios_addr = (u16) le32_to_cpu(data32); /* FW code locate at BIOS address + ? */
for (i = 0, data32_ptr = (u8 *) & data32; /* Download the code */
i < 0x1000; /* Firmware code size = 4K */
i++, bios_addr++) {
outw(bios_addr, host->base + ORC_EBIOSADR0);
*data32_ptr++ = inb(host->base + ORC_EBIOSDATA); /* Read from BIOS */
if ((i % 4) == 3) {
outl(data32, host->base + ORC_RISCRAM); /* Write every 4 bytes */
outl(le32_to_cpu(data32), host->base + ORC_RISCRAM); /* Write every 4 bytes */
data32_ptr = (u8 *) & data32;
}
}
@ -423,7 +423,7 @@ static u8 orc_load_firmware(struct orc_host * host)
outw(bios_addr, host->base + ORC_EBIOSADR0);
*data32_ptr++ = inb(host->base + ORC_EBIOSDATA); /* Read from BIOS */
if ((i % 4) == 3) {
if (inl(host->base + ORC_RISCRAM) != data32) {
if (inl(host->base + ORC_RISCRAM) != le32_to_cpu(data32)) {
outb(PRGMRST, host->base + ORC_RISCCTL); /* Reset program to 0 */
outb(data, host->base + ORC_GCFG); /*Disable EEPROM programming */
return 0;
@ -459,8 +459,8 @@ static void setup_SCBs(struct orc_host * host)
for (i = 0; i < ORC_MAXQUEUE; i++) {
escb_phys = (host->escb_phys + (sizeof(struct orc_extended_scb) * i));
scb->sg_addr = (u32) escb_phys;
scb->sense_addr = (u32) escb_phys;
scb->sg_addr = cpu_to_le32((u32) escb_phys);
scb->sense_addr = cpu_to_le32((u32) escb_phys);
scb->escb = escb;
scb->scbidx = i;
scb++;
@ -642,8 +642,8 @@ static int orc_device_reset(struct orc_host * host, struct scsi_cmnd *cmd, unsig
scb->link = 0xFF;
scb->reserved0 = 0;
scb->reserved1 = 0;
scb->xferlen = 0;
scb->sg_len = 0;
scb->xferlen = cpu_to_le32(0);
scb->sg_len = cpu_to_le32(0);
escb->srb = NULL;
escb->srb = cmd;
@ -858,9 +858,9 @@ static void inia100_build_scb(struct orc_host * host, struct orc_scb * scb, stru
scb->lun = cmd->device->lun;
scb->reserved0 = 0;
scb->reserved1 = 0;
scb->sg_len = 0;
scb->sg_len = cpu_to_le32(0);
scb->xferlen = (u32) scsi_bufflen(cmd);
scb->xferlen = cpu_to_le32((u32) scsi_bufflen(cmd));
sgent = (struct orc_sgent *) & escb->sglist[0];
count_sg = scsi_dma_map(cmd);
@ -868,18 +868,18 @@ static void inia100_build_scb(struct orc_host * host, struct orc_scb * scb, stru
/* Build the scatter gather lists */
if (count_sg) {
scb->sg_len = (u32) (count_sg * 8);
scb->sg_len = cpu_to_le32((u32) (count_sg * 8));
scsi_for_each_sg(cmd, sg, count_sg, i) {
sgent->base = (u32) sg_dma_address(sg);
sgent->length = (u32) sg_dma_len(sg);
sgent->base = cpu_to_le32((u32) sg_dma_address(sg));
sgent->length = cpu_to_le32((u32) sg_dma_len(sg));
sgent++;
}
} else {
scb->sg_len = 0;
sgent->base = 0;
sgent->length = 0;
scb->sg_len = cpu_to_le32(0);
sgent->base = cpu_to_le32(0);
sgent->length = cpu_to_le32(0);
}
scb->sg_addr = (u32) scb->sense_addr;
scb->sg_addr = (u32) scb->sense_addr; /* sense_addr is already little endian */
scb->hastat = 0;
scb->tastat = 0;
scb->link = 0xFF;