diff options
| -rw-r--r-- | drivers/usb/host/ehci-hcd.c | 10 | ||||
| -rw-r--r-- | drivers/usb/host/ohci-hcd.c | 7 | ||||
| -rw-r--r-- | include/usb.h | 6 |
3 files changed, 16 insertions, 7 deletions
diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c index 6eb38a413..70c02c9de 100644 --- a/drivers/usb/host/ehci-hcd.c +++ b/drivers/usb/host/ehci-hcd.c @@ -319,6 +319,7 @@ ehci_submit_async(struct usb_device *dev, unsigned long pipe, void *buffer, uint32_t endpt, token, usbsts; uint32_t c, toggle; uint32_t cmd; + int timeout; int ret = 0; debug("dev=%p, pipe=%lx, buffer=%p, length=%d, req=%p\n", dev, pipe, @@ -447,6 +448,7 @@ ehci_submit_async(struct usb_device *dev, unsigned long pipe, void *buffer, /* Wait for TDs to be processed. */ ts = get_timer(0); vtd = td; + timeout = USB_TIMEOUT_MS(pipe); do { /* Invalidate dcache */ ehci_invalidate_dcache(&qh_list); @@ -454,7 +456,13 @@ ehci_submit_async(struct usb_device *dev, unsigned long pipe, void *buffer, if (!(token & 0x80)) break; WATCHDOG_RESET(); - } while (get_timer(ts) < CONFIG_SYS_HZ); + } while (get_timer(ts) < timeout); + + /* Check that the TD processing happened */ + if (token & 0x80) { + printf("EHCI timed out on TD - token=%#x\n", token); + goto fail; + } /* Disable async schedule. */ cmd = ehci_readl(&hcor->or_usbcmd); diff --git a/drivers/usb/host/ohci-hcd.c b/drivers/usb/host/ohci-hcd.c index d24697896..bc8bb2061 100644 --- a/drivers/usb/host/ohci-hcd.c +++ b/drivers/usb/host/ohci-hcd.c @@ -1524,12 +1524,7 @@ int submit_common_msg(struct usb_device *dev, unsigned long pipe, void *buffer, /* ohci_dump_status(&gohci); */ #endif - /* allow more time for a BULK device to react - some are slow */ -#define BULK_TO 5000 /* timeout in milliseconds */ - if (usb_pipebulk(pipe)) - timeout = BULK_TO; - else - timeout = 1000; + timeout = USB_TIMEOUT_MS(pipe); /* wait for it to complete */ for (;;) { diff --git a/include/usb.h b/include/usb.h index afd65e318..98576b73a 100644 --- a/include/usb.h +++ b/include/usb.h @@ -42,6 +42,12 @@ #define USB_CNTL_TIMEOUT 100 /* 100ms timeout */ +/* + * This is the timeout to allow for submitting an urb in ms. We allow more + * time for a BULK device to react - some are slow. + */ +#define USB_TIMEOUT_MS(pipe) (usb_pipebulk(pipe) ? 5000 : 100) + /* device request (setup) */ struct devrequest { unsigned char requesttype; |