diff options
| author | Dong Nguyen <Dong.Nguyen@amd.com> | 2010-07-21 19:56:08 -0400 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2010-08-10 17:35:40 -0400 |
| commit | 43b86af83da7db8b2c6d85ca970203950e5bad88 (patch) | |
| tree | dce6f46e7902bb295d2520c5ef9d3191e1e31489 /drivers/usb/core | |
| parent | 13dd0c9767349b280cf131c34461f85e5effc42a (diff) | |
USB: xHCI: Supporting MSI/MSI-X
Enable MSI/MSI-X supporting in xhci driver.
Provide the mechanism to fall back using MSI and Legacy IRQs
if MSI-X IRQs register failed.
Signed-off-by: Dong Nguyen <Dong.Nguyen@amd.com>
Signed-off-by: Sarah Sharp <sarah.a.sharp@linux.intel.com>,
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/usb/core')
| -rw-r--r-- | drivers/usb/core/hcd.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/usb/core/hcd.c b/drivers/usb/core/hcd.c index c5753c797735..5cca00a6d09d 100644 --- a/drivers/usb/core/hcd.c +++ b/drivers/usb/core/hcd.c | |||
| @@ -2085,6 +2085,7 @@ irqreturn_t usb_hcd_irq (int irq, void *__hcd) | |||
| 2085 | local_irq_restore(flags); | 2085 | local_irq_restore(flags); |
| 2086 | return rc; | 2086 | return rc; |
| 2087 | } | 2087 | } |
| 2088 | EXPORT_SYMBOL_GPL(usb_hcd_irq); | ||
| 2088 | 2089 | ||
| 2089 | /*-------------------------------------------------------------------------*/ | 2090 | /*-------------------------------------------------------------------------*/ |
| 2090 | 2091 | ||