Commit a66c275b authored by Roger Quadros's avatar Roger Quadros Committed by Felipe Balbi

usb: dwc3: gadget: Fix BUG in RT config

Using spin_lock() in hard irq handler is pointless
and causes a BUG() in RT (real-time) configuration
so get rid of it.

The reason it's pointless is because the driver is
basically accessing register which is, anyways,
atomic.
Signed-off-by: default avatarRoger Quadros <rogerq@ti.com>
Signed-off-by: default avatarFelipe Balbi <balbi@ti.com>
parent b431ba88
...@@ -2665,8 +2665,6 @@ static irqreturn_t dwc3_interrupt(int irq, void *_dwc) ...@@ -2665,8 +2665,6 @@ static irqreturn_t dwc3_interrupt(int irq, void *_dwc)
int i; int i;
irqreturn_t ret = IRQ_NONE; irqreturn_t ret = IRQ_NONE;
spin_lock(&dwc->lock);
for (i = 0; i < dwc->num_event_buffers; i++) { for (i = 0; i < dwc->num_event_buffers; i++) {
irqreturn_t status; irqreturn_t status;
...@@ -2675,8 +2673,6 @@ static irqreturn_t dwc3_interrupt(int irq, void *_dwc) ...@@ -2675,8 +2673,6 @@ static irqreturn_t dwc3_interrupt(int irq, void *_dwc)
ret = status; ret = status;
} }
spin_unlock(&dwc->lock);
return ret; return ret;
} }
......
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