diff options
Diffstat (limited to 'drivers/usb/musb/musb_udc.c')
| -rw-r--r-- | drivers/usb/musb/musb_udc.c | 12 |
1 files changed, 4 insertions, 8 deletions
diff --git a/drivers/usb/musb/musb_udc.c b/drivers/usb/musb/musb_udc.c index 41fff94..8d48056 100644 --- a/drivers/usb/musb/musb_udc.c +++ b/drivers/usb/musb/musb_udc.c @@ -707,9 +707,7 @@ static void musb_peri_rx(u16 intr) { unsigned int ep; - /* Check for EP0 */ - if (0x01 & intr) - musb_peri_ep0(); + /* First bit is reserved and does not indicate interrupt for EP0 */ for (ep = 1; ep < 16; ep++) { if ((1 << ep) & intr) @@ -721,9 +719,9 @@ static void musb_peri_tx(u16 intr) { unsigned int ep; - /* Check for EP0 */ + /* Check for EP0: first bit indicates interrupt for both RX and TX */ if (0x01 & intr) - musb_peri_ep0_tx(); + musb_peri_ep0(); for (ep = 1; ep < 16; ep++) { if ((1 << ep) & intr) @@ -750,8 +748,6 @@ void udc_irq(void) musb_peri_resume(); } - musb_peri_ep0(); - if (MUSB_INTR_RESET & intrusb) { usbd_device_event_irq(udc_device, DEVICE_RESET, 0); musb_peri_reset(); @@ -790,7 +786,7 @@ void udc_irq(void) if (intrtx) musb_peri_tx(intrtx); } else { - if (MUSB_INTR_SOF & intrusb) { + if (readw(&musbr->intrtx) & 0x1) { u8 faddr; faddr = readb(&musbr->faddr); /* |