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authorLalit Chandivade <lalit.chandivade@qlogic.com>2010-12-02 22:12:40 -0800
committerJames Bottomley <James.Bottomley@suse.de>2010-12-21 12:24:41 -0600
commit4cd83cbef878b5d0d4c65ac0a20d12a8bf9f551d (patch)
tree5a07babad1f5b59d78e2bd2afea1ad0ee4f1da60 /drivers/scsi/qla4xxx
parentfe998527e3f1f5a6eeab5baa23ac2b60ae47e96b (diff)
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[SCSI] qla4xxx: Fail initialization if qla4_8xxx_pci_mem_write_2M fails
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>
Diffstat (limited to 'drivers/scsi/qla4xxx')
-rw-r--r--drivers/scsi/qla4xxx/ql4_nx.c17
1 files changed, 11 insertions, 6 deletions
diff --git a/drivers/scsi/qla4xxx/ql4_nx.c b/drivers/scsi/qla4xxx/ql4_nx.c
index 2d95ef2..18b0ad6 100644
--- a/drivers/scsi/qla4xxx/ql4_nx.c
+++ b/drivers/scsi/qla4xxx/ql4_nx.c
@@ -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)