Upgrade to 4.4.50-rt62

[kvmfornfv.git] / kernel / drivers / usb / musb / musb_dsps.c

diff --git a/kernel/drivers/usb/musb/musb_dsps.c b/kernel/drivers/usb/musb/musb_dsps.c
index eeb7d9e..5a021b2 100644 (file)
--- a/kernel/drivers/usb/musb/musb_dsps.c
+++ b/kernel/drivers/usb/musb/musb_dsps.c
@@ -301,6 +301,17 @@ static void otg_timer(unsigned long _musb)
        spin_unlock_irqrestore(&musb->lock, flags);
 }
 
+void dsps_musb_clear_ep_rxintr(struct musb *musb, int epnum)
+{
+       u32 epintr;
+       struct dsps_glue *glue = dev_get_drvdata(musb->controller->parent);
+       const struct dsps_musb_wrapper *wrp = glue->wrp;
+
+       /* musb->lock might already been held */
+       epintr = (1 << epnum) << wrp->rxep_shift;
+       musb_writel(musb->ctrl_base, wrp->epintr_status, epintr);
+}
+
 static irqreturn_t dsps_interrupt(int irq, void *hci)
 {
        struct musb  *musb = hci;
@@ -647,6 +658,7 @@ static struct musb_platform_ops dsps_ops = {
        .try_idle       = dsps_musb_try_idle,
        .set_mode       = dsps_musb_set_mode,
        .recover        = dsps_musb_recover,
+       .clear_ep_rxintr = dsps_musb_clear_ep_rxintr,
 };
 
 static u64 musb_dmamask = DMA_BIT_MASK(32);