A-Team_Digital_Solutions/android_kernel_motorola_sm6375
Watch
2
0
Fork
You've already forked android_kernel_motorola_sm6375
 0
mirror of https://github.com/BobTheBlinker/android_kernel_motorola_sm6375.git synced 2026-10-28 18:51:56 -04:00
Code Issues Projects Releases Packages Wiki Activity

cciss: Fallback to MSI rather than to INTx if MSI-X failed

Browse source 
Currently the driver falls back to INTx mode when MSI-X
initialization failed. This is a suboptimal behaviour
for chips that also support MSI. This update changes that
behaviour and falls back to MSI mode in case MSI-X mode
initialization failed.

Signed-off-by: Alexander Gordeev <[email protected]>
Cc: Mike Miller <[email protected]>
Cc: [email protected]
Cc: Jens Axboe <[email protected]>
Cc: [email protected]
Signed-off-by: Jens Axboe <[email protected]>
This commit is contained in:
Alexander Gordeev 2014-02-26 10:02:41 +01:00 • committed by Jens Axboe
commit 371ff93a72
1 changed files with 0 additions and 2 deletions
Download patch file Download diff file Expand all files Collapse all files

2
drivers/block/cciss.c
View file

@ -4092,11 +4092,9 @@ static void cciss_interrupt_mode(ctlr_info_t *h)
if (err > 0) {
dev_warn(&h->pdev->dev,
"only %d MSI-X vectors available\n", err);
goto default_int_mode;
} else {
dev_warn(&h->pdev->dev,
"MSI-X init failed %d\n", err);
goto default_int_mode;
}
}
if (pci_find_capability(h->pdev, PCI_CAP_ID_MSI)) {