aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/scsi/advansys.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/scsi/advansys.c')
-rw-r--r--drivers/scsi/advansys.c58
1 files changed, 44 insertions, 14 deletions
diff --git a/drivers/scsi/advansys.c b/drivers/scsi/advansys.c
index 22626ab..7f87979 100644
--- a/drivers/scsi/advansys.c
+++ b/drivers/scsi/advansys.c
@@ -4724,6 +4724,10 @@ static ushort AscInitMicroCodeVar(ASC_DVC_VAR *asc_dvc)
BUG_ON((unsigned long)asc_dvc->overrun_buf & 7);
asc_dvc->overrun_dma = dma_map_single(board->dev, asc_dvc->overrun_buf,
ASC_OVERRUN_BSIZE, DMA_FROM_DEVICE);
+ if (dma_mapping_error(board->dev, asc_dvc->overrun_dma)) {
+ warn_code = -ENOMEM;
+ goto err_dma_map;
+ }
phy_addr = cpu_to_le32(asc_dvc->overrun_dma);
AscMemDWordCopyPtrToLram(iop_base, ASCV_OVERRUN_PADDR_D,
(uchar *)&phy_addr, 1);
@@ -4739,14 +4743,23 @@ static ushort AscInitMicroCodeVar(ASC_DVC_VAR *asc_dvc)
AscSetPCAddr(iop_base, ASC_MCODE_START_ADDR);
if (AscGetPCAddr(iop_base) != ASC_MCODE_START_ADDR) {
asc_dvc->err_code |= ASC_IERR_SET_PC_ADDR;
- return warn_code;
+ warn_code = UW_ERR;
+ goto err_mcode_start;
}
if (AscStartChip(iop_base) != 1) {
asc_dvc->err_code |= ASC_IERR_START_STOP_CHIP;
- return warn_code;
+ warn_code = UW_ERR;
+ goto err_mcode_start;
}
return warn_code;
+
+err_mcode_start:
+ dma_unmap_single(board->dev, asc_dvc->overrun_dma,
+ ASC_OVERRUN_BSIZE, DMA_FROM_DEVICE);
+err_dma_map:
+ asc_dvc->overrun_dma = 0;
+ return warn_code;
}
static ushort AscInitAsc1000Driver(ASC_DVC_VAR *asc_dvc)
@@ -4781,12 +4794,14 @@ static ushort AscInitAsc1000Driver(ASC_DVC_VAR *asc_dvc)
if (err) {
printk(KERN_ERR "Failed to load image \"%s\" err %d\n",
fwname, err);
+ asc_dvc->err_code |= ASC_IERR_MCODE_CHKSUM;
return err;
}
if (fw->size < 4) {
printk(KERN_ERR "Bogus length %zu in image \"%s\"\n",
fw->size, fwname);
release_firmware(fw);
+ asc_dvc->err_code |= ASC_IERR_MCODE_CHKSUM;
return -EINVAL;
}
chksum = (fw->data[3] << 24) | (fw->data[2] << 16) |
@@ -4800,6 +4815,8 @@ static ushort AscInitAsc1000Driver(ASC_DVC_VAR *asc_dvc)
}
release_firmware(fw);
warn_code |= AscInitMicroCodeVar(asc_dvc);
+ if (!asc_dvc->overrun_dma)
+ return warn_code;
asc_dvc->init_state |= ASC_INIT_STATE_END_LOAD_MC;
AscEnableInterrupt(iop_base);
return warn_code;
@@ -5110,12 +5127,14 @@ static int AdvInitAsc3550Driver(ADV_DVC_VAR *asc_dvc)
if (err) {
printk(KERN_ERR "Failed to load image \"%s\" err %d\n",
fwname, err);
+ asc_dvc->err_code = ASC_IERR_MCODE_CHKSUM;
return err;
}
if (fw->size < 4) {
printk(KERN_ERR "Bogus length %zu in image \"%s\"\n",
fw->size, fwname);
release_firmware(fw);
+ asc_dvc->err_code = ASC_IERR_MCODE_CHKSUM;
return -EINVAL;
}
chksum = (fw->data[3] << 24) | (fw->data[2] << 16) |
@@ -5624,12 +5643,14 @@ static int AdvInitAsc38C0800Driver(ADV_DVC_VAR *asc_dvc)
if (err) {
printk(KERN_ERR "Failed to load image \"%s\" err %d\n",
fwname, err);
+ asc_dvc->err_code = ASC_IERR_MCODE_CHKSUM;
return err;
}
if (fw->size < 4) {
printk(KERN_ERR "Bogus length %zu in image \"%s\"\n",
fw->size, fwname);
release_firmware(fw);
+ asc_dvc->err_code = ASC_IERR_MCODE_CHKSUM;
return -EINVAL;
}
chksum = (fw->data[3] << 24) | (fw->data[2] << 16) |
@@ -6124,12 +6145,14 @@ static int AdvInitAsc38C1600Driver(ADV_DVC_VAR *asc_dvc)
if (err) {
printk(KERN_ERR "Failed to load image \"%s\" err %d\n",
fwname, err);
+ asc_dvc->err_code = ASC_IERR_MCODE_CHKSUM;
return err;
}
if (fw->size < 4) {
printk(KERN_ERR "Bogus length %zu in image \"%s\"\n",
fw->size, fwname);
release_firmware(fw);
+ asc_dvc->err_code = ASC_IERR_MCODE_CHKSUM;
return -EINVAL;
}
chksum = (fw->data[3] << 24) | (fw->data[2] << 16) |
@@ -7970,9 +7993,10 @@ static int advansys_reset(struct scsi_cmnd *scp)
status = AscInitAsc1000Driver(asc_dvc);
/* Refer to ASC_IERR_* definitions for meaning of 'err_code'. */
- if (asc_dvc->err_code) {
+ if (asc_dvc->err_code || !asc_dvc->overrun_dma) {
scmd_printk(KERN_INFO, scp, "SCSI bus reset error: "
- "0x%x\n", asc_dvc->err_code);
+ "0x%x, status: 0x%x\n", asc_dvc->err_code,
+ status);
ret = FAILED;
} else if (status) {
scmd_printk(KERN_INFO, scp, "SCSI bus reset warning: "
@@ -12303,7 +12327,7 @@ static int __devinit advansys_board_found(struct Scsi_Host *shost,
asc_dvc_varp->overrun_buf = kzalloc(ASC_OVERRUN_BSIZE, GFP_KERNEL);
if (!asc_dvc_varp->overrun_buf) {
ret = -ENOMEM;
- goto err_free_wide_mem;
+ goto err_free_irq;
}
warn_code = AscInitAsc1000Driver(asc_dvc_varp);
@@ -12312,30 +12336,36 @@ static int __devinit advansys_board_found(struct Scsi_Host *shost,
"warn 0x%x, error 0x%x\n",
asc_dvc_varp->init_state, warn_code,
asc_dvc_varp->err_code);
- if (asc_dvc_varp->err_code) {
+ if (!asc_dvc_varp->overrun_dma) {
ret = -ENODEV;
- kfree(asc_dvc_varp->overrun_buf);
+ goto err_free_mem;
}
}
} else {
- if (advansys_wide_init_chip(shost))
+ if (advansys_wide_init_chip(shost)) {
ret = -ENODEV;
+ goto err_free_mem;
+ }
}
- if (ret)
- goto err_free_wide_mem;
-
ASC_DBG_PRT_SCSI_HOST(2, shost);
ret = scsi_add_host(shost, boardp->dev);
if (ret)
- goto err_free_wide_mem;
+ goto err_free_mem;
scsi_scan_host(shost);
return 0;
- err_free_wide_mem:
- advansys_wide_free_mem(boardp);
+ err_free_mem:
+ if (ASC_NARROW_BOARD(boardp)) {
+ if (asc_dvc_varp->overrun_dma)
+ dma_unmap_single(boardp->dev, asc_dvc_varp->overrun_dma,
+ ASC_OVERRUN_BSIZE, DMA_FROM_DEVICE);
+ kfree(asc_dvc_varp->overrun_buf);
+ } else
+ advansys_wide_free_mem(boardp);
+ err_free_irq:
free_irq(boardp->irq, shost);
err_free_dma:
#ifdef CONFIG_ISA
generated by cgit v1.1 at 2024-05-26 14:52:38 +0000