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authorIngo Molnar <mingo@elte.hu>2010-04-08 13:36:36 +0200
committerIngo Molnar <mingo@elte.hu>2010-04-08 13:37:18 +0200
commitca7e0c612005937a4a5a75d3fed90459993de65c (patch)
treeb574fc0f0189b52ffc87ba20c418228db556faa1 /drivers/usb/gadget/at91_udc.c
parent8141d0050d76e5695011b5ab577ec66fb51a998c (diff)
parentf5284e7635787224dda1a2bf82a4c56b1c75671f (diff)
downloadtalos-op-linux-ca7e0c612005937a4a5a75d3fed90459993de65c.tar.gz
talos-op-linux-ca7e0c612005937a4a5a75d3fed90459993de65c.zip
Merge branch 'linus' into perf/core
Semantic conflict: arch/x86/kernel/cpu/perf_event_intel_ds.c Merge reason: pick up latest fixes, fix the conflict Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'drivers/usb/gadget/at91_udc.c')
-rw-r--r--drivers/usb/gadget/at91_udc.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/usb/gadget/at91_udc.c b/drivers/usb/gadget/at91_udc.c
index 12ac9cd32a07..df1bae9b048e 100644
--- a/drivers/usb/gadget/at91_udc.c
+++ b/drivers/usb/gadget/at91_udc.c
@@ -1370,6 +1370,12 @@ static irqreturn_t at91_udc_irq (int irq, void *_udc)
{
struct at91_udc *udc = _udc;
u32 rescans = 5;
+ int disable_clock = 0;
+
+ if (!udc->clocked) {
+ clk_on(udc);
+ disable_clock = 1;
+ }
while (rescans--) {
u32 status;
@@ -1458,6 +1464,9 @@ static irqreturn_t at91_udc_irq (int irq, void *_udc)
}
}
+ if (disable_clock)
+ clk_off(udc);
+
return IRQ_HANDLED;
}
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