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path: root/drivers/message/fusion/mptbase.c
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Diffstat (limited to 'drivers/message/fusion/mptbase.c')
-rw-r--r--drivers/message/fusion/mptbase.c94
1 files changed, 52 insertions, 42 deletions
diff --git a/drivers/message/fusion/mptbase.c b/drivers/message/fusion/mptbase.c
index 52fb216dfe74..425f60c21fdd 100644
--- a/drivers/message/fusion/mptbase.c
+++ b/drivers/message/fusion/mptbase.c
@@ -2056,7 +2056,7 @@ mpt_do_ioc_recovery(MPT_ADAPTER *ioc, u32 reason, int sleepFlag)
ddlprintk(ioc, printk(MYIOC_s_DEBUG_FMT
"mpt_upload: alt_%s has cached_fw=%p \n",
ioc->name, ioc->alt_ioc->name, ioc->alt_ioc->cached_fw));
- ioc->alt_ioc->cached_fw = NULL;
+ ioc->cached_fw = NULL;
}
} else {
printk(MYIOC_s_WARN_FMT
@@ -2262,10 +2262,12 @@ mpt_adapter_disable(MPT_ADAPTER *ioc)
int ret;
if (ioc->cached_fw != NULL) {
- ddlprintk(ioc, printk(MYIOC_s_INFO_FMT
- "mpt_adapter_disable: Pushing FW onto adapter\n", ioc->name));
- if ((ret = mpt_downloadboot(ioc, (MpiFwHeader_t *)ioc->cached_fw, NO_SLEEP)) < 0) {
- printk(MYIOC_s_WARN_FMT "firmware downloadboot failure (%d)!\n",
+ ddlprintk(ioc, printk(MYIOC_s_DEBUG_FMT "%s: Pushing FW onto "
+ "adapter\n", __FUNCTION__, ioc->name));
+ if ((ret = mpt_downloadboot(ioc, (MpiFwHeader_t *)
+ ioc->cached_fw, CAN_SLEEP)) < 0) {
+ printk(MYIOC_s_WARN_FMT
+ ": firmware downloadboot failure (%d)!\n",
ioc->name, ret);
}
}
@@ -2303,13 +2305,7 @@ mpt_adapter_disable(MPT_ADAPTER *ioc)
ioc->alloc_total -= sz;
}
- if (ioc->cached_fw != NULL) {
- sz = ioc->facts.FWImageSize;
- pci_free_consistent(ioc->pcidev, sz,
- ioc->cached_fw, ioc->cached_fw_dma);
- ioc->cached_fw = NULL;
- ioc->alloc_total -= sz;
- }
+ mpt_free_fw_memory(ioc);
kfree(ioc->spi_data.nvram);
mpt_inactive_raid_list_free(ioc);
@@ -3047,44 +3043,62 @@ SendPortEnable(MPT_ADAPTER *ioc, int portnum, int sleepFlag)
*
* If memory has already been allocated, the same (cached) value
* is returned.
- */
-void
+ *
+ * Return 0 if successfull, or non-zero for failure
+ **/
+int
mpt_alloc_fw_memory(MPT_ADAPTER *ioc, int size)
{
- if (ioc->cached_fw)
- return; /* use already allocated memory */
- if (ioc->alt_ioc && ioc->alt_ioc->cached_fw) {
+ int rc;
+
+ if (ioc->cached_fw) {
+ rc = 0; /* use already allocated memory */
+ goto out;
+ }
+ else if (ioc->alt_ioc && ioc->alt_ioc->cached_fw) {
ioc->cached_fw = ioc->alt_ioc->cached_fw; /* use alt_ioc's memory */
ioc->cached_fw_dma = ioc->alt_ioc->cached_fw_dma;
- ioc->alloc_total += size;
- ioc->alt_ioc->alloc_total -= size;
+ rc = 0;
+ goto out;
+ }
+ ioc->cached_fw = pci_alloc_consistent(ioc->pcidev, size, &ioc->cached_fw_dma);
+ if (!ioc->cached_fw) {
+ printk(MYIOC_s_ERR_FMT "Unable to allocate memory for the cached firmware image!\n",
+ ioc->name);
+ rc = -1;
} else {
- if ( (ioc->cached_fw = pci_alloc_consistent(ioc->pcidev, size, &ioc->cached_fw_dma) ) )
- ioc->alloc_total += size;
+ dinitprintk(ioc, printk(MYIOC_s_DEBUG_FMT "FW Image @ %p[%p], sz=%d[%x] bytes\n",
+ ioc->name, ioc->cached_fw, (void *)(ulong)ioc->cached_fw_dma, size, size));
+ ioc->alloc_total += size;
+ rc = 0;
}
+ out:
+ return rc;
}
+
/**
* mpt_free_fw_memory - free firmware memory
* @ioc: Pointer to MPT_ADAPTER structure
*
* If alt_img is NULL, delete from ioc structure.
* Else, delete a secondary image in same format.
- */
+ **/
void
mpt_free_fw_memory(MPT_ADAPTER *ioc)
{
int sz;
+ if (!ioc->cached_fw)
+ return;
+
sz = ioc->facts.FWImageSize;
- dinitprintk(ioc, printk(MYIOC_s_INFO_FMT "free_fw_memory: FW Image @ %p[%p], sz=%d[%x] bytes\n",
- ioc->name, ioc->cached_fw, (void *)(ulong)ioc->cached_fw_dma, sz, sz));
+ dinitprintk(ioc, printk(MYIOC_s_DEBUG_FMT "free_fw_memory: FW Image @ %p[%p], sz=%d[%x] bytes\n",
+ ioc->name, ioc->cached_fw, (void *)(ulong)ioc->cached_fw_dma, sz, sz));
pci_free_consistent(ioc->pcidev, sz, ioc->cached_fw, ioc->cached_fw_dma);
+ ioc->alloc_total -= sz;
ioc->cached_fw = NULL;
-
- return;
}
-
/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
/**
* mpt_do_upload - Construct and Send FWUpload request to MPT adapter port.
@@ -3116,17 +3130,12 @@ mpt_do_upload(MPT_ADAPTER *ioc, int sleepFlag)
if ((sz = ioc->facts.FWImageSize) == 0)
return 0;
- mpt_alloc_fw_memory(ioc, sz);
+ if (mpt_alloc_fw_memory(ioc, ioc->facts.FWImageSize) != 0)
+ return -ENOMEM;
dinitprintk(ioc, printk(MYIOC_s_INFO_FMT ": FW Image @ %p[%p], sz=%d[%x] bytes\n",
ioc->name, ioc->cached_fw, (void *)(ulong)ioc->cached_fw_dma, sz, sz));
- if (ioc->cached_fw == NULL) {
- /* Major Failure.
- */
- return -ENOMEM;
- }
-
prequest = (sleepFlag == NO_SLEEP) ? kzalloc(ioc->req_sz, GFP_ATOMIC) :
kzalloc(ioc->req_sz, GFP_KERNEL);
if (!prequest) {
@@ -3498,12 +3507,12 @@ KickStart(MPT_ADAPTER *ioc, int force, int sleepFlag)
static int
mpt_diag_reset(MPT_ADAPTER *ioc, int ignore, int sleepFlag)
{
- MPT_ADAPTER *iocp=NULL;
u32 diag0val;
u32 doorbell;
int hard_reset_done = 0;
int count = 0;
u32 diag1val = 0;
+ MpiFwHeader_t *cached_fw; /* Pointer to FW */
/* Clear any existing interrupts */
CHIPREG_WRITE32(&ioc->chip->IntStatus, 0);
@@ -3635,22 +3644,24 @@ mpt_diag_reset(MPT_ADAPTER *ioc, int ignore, int sleepFlag)
}
if (ioc->cached_fw)
- iocp = ioc;
+ cached_fw = (MpiFwHeader_t *)ioc->cached_fw;
else if (ioc->alt_ioc && ioc->alt_ioc->cached_fw)
- iocp = ioc->alt_ioc;
- if (iocp) {
+ cached_fw = (MpiFwHeader_t *)ioc->alt_ioc->cached_fw;
+ else
+ cached_fw = NULL;
+ if (cached_fw) {
/* If the DownloadBoot operation fails, the
* IOC will be left unusable. This is a fatal error
* case. _diag_reset will return < 0
*/
for (count = 0; count < 30; count ++) {
- diag0val = CHIPREG_READ32(&iocp->chip->Diagnostic);
+ diag0val = CHIPREG_READ32(&ioc->chip->Diagnostic);
if (!(diag0val & MPI_DIAG_RESET_ADAPTER)) {
break;
}
dprintk(ioc, printk(MYIOC_s_DEBUG_FMT "cached_fw: diag0val=%x count=%d\n",
- iocp->name, diag0val, count));
+ ioc->name, diag0val, count));
/* wait 1 sec */
if (sleepFlag == CAN_SLEEP) {
msleep (1000);
@@ -3658,8 +3669,7 @@ mpt_diag_reset(MPT_ADAPTER *ioc, int ignore, int sleepFlag)
mdelay (1000);
}
}
- if ((count = mpt_downloadboot(ioc,
- (MpiFwHeader_t *)iocp->cached_fw, sleepFlag)) < 0) {
+ if ((count = mpt_downloadboot(ioc, cached_fw, sleepFlag)) < 0) {
printk(MYIOC_s_WARN_FMT
"firmware downloadboot failure (%d)!\n", ioc->name, count);
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-13 20:02:11 +0100