[v4,2/5] usb: musb: Use shared irq

Message ID 20170124101149.14920-3-abailon@baylibre.com
State Accepted
Commit aa2fb8862522690ffd7cfc42a3643d4b08ee4b46
Headers show
  • usb: musb: da8xx: Add DMA support
Related show

Commit Message

Alexandre Bailon Jan. 24, 2017, 10:11 a.m.
In the DA8xx, USB and CPPI 4.1 are sharing the same interrupt line.
Update the driver to request a shared irq.

Signed-off-by: Alexandre Bailon <abailon@baylibre.com>

 drivers/usb/musb/musb_core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)


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diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c
index fca288bb..cf40adf 100644
--- a/drivers/usb/musb/musb_core.c
+++ b/drivers/usb/musb/musb_core.c
@@ -2329,7 +2329,7 @@  musb_init_controller(struct device *dev, int nIrq, void __iomem *ctrl)
 	setup_timer(&musb->otg_timer, musb_otg_timer_func, (unsigned long) musb);
 	/* attach to the IRQ */
-	if (request_irq(nIrq, musb->isr, 0, dev_name(dev), musb)) {
+	if (request_irq(nIrq, musb->isr, IRQF_SHARED, dev_name(dev), musb)) {
 		dev_err(dev, "request_irq %d failed!\n", nIrq);
 		status = -ENODEV;
 		goto fail3;