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[SCSI] qla4xxx: Fail initialization if qla4_8xxx_pci_mem_write_2M fails

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Since if fw load is failing, running on incomplete fw load would
be fatal.

Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Signed-off-by: Lalit Chandivade <lalit.chandivade@qlogic.com>
Signed-off-by: Ravi Anand <ravi.anand@qlogic.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
This commit is contained in:
Lalit Chandivade 2010-12-02 22:12:40 -08:00 committed by James Bottomley
parent fe998527e3
commit 4cd83cbef8
1 changed files with 11 additions and 6 deletions
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17
drivers/scsi/qla4xxx/ql4_nx.c
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@ -1127,14 +1127,14 @@ qla4_8xxx_pinit_from_rom(struct scsi_qla_host *ha, int verbose)
static int
qla4_8xxx_load_from_flash(struct scsi_qla_host *ha, uint32_t image_start)
{
int i;
int i, rval = 0;
long size = 0;
long flashaddr, memaddr;
u64 data;
u32 high, low;
flashaddr = memaddr = ha->hw.flt_region_bootload;
size = (image_start - flashaddr)/8;
size = (image_start - flashaddr) / 8;
DEBUG2(printk("scsi%ld: %s: bootldr=0x%lx, fw_image=0x%x\n",
ha->host_no, __func__, flashaddr, image_start));
@ -1143,14 +1143,18 @@ qla4_8xxx_load_from_flash(struct scsi_qla_host *ha, uint32_t image_start)
if ((qla4_8xxx_rom_fast_read(ha, flashaddr, (int *)&low)) ||
(qla4_8xxx_rom_fast_read(ha, flashaddr + 4,
(int *)&high))) {
return -1;
rval = -1;
goto exit_load_from_flash;
}
data = ((u64)high << 32) | low ;
qla4_8xxx_pci_mem_write_2M(ha, memaddr, &data, 8);
rval = qla4_8xxx_pci_mem_write_2M(ha, memaddr, &data, 8);
if (rval)
goto exit_load_from_flash;
flashaddr += 8;
memaddr += 8;
if (i%0x1000 == 0)
if (i % 0x1000 == 0)
msleep(1);
}
@ -1162,7 +1166,8 @@ qla4_8xxx_load_from_flash(struct scsi_qla_host *ha, uint32_t image_start)
qla4_8xxx_wr_32(ha, QLA82XX_ROMUSB_GLB_SW_RESET, 0x80001e);
read_unlock(&ha->hw_lock);
return 0;
exit_load_from_flash:
return rval;
}
static int qla4_8xxx_load_fw(struct scsi_qla_host *ha, uint32_t image_start)