diff options
| author | Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> | 2011-12-08 18:31:53 -0800 |
|---|---|---|
| committer | Felipe Balbi <balbi@ti.com> | 2011-12-13 13:06:30 +0200 |
| commit | 15a3838b101b292c2e40824d843a4d8871ac4010 (patch) | |
| tree | e8d02869cd1ce339076031da685a7af8b2ad668c /drivers/usb/renesas_usbhs/mod_host.c | |
| parent | 2d833faad260ad074fb1ed0a378f4ccd1b8025b8 (diff) | |
usb: renesas_usbhs: show error reason on usbhsh_urb_enqueu()
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
Diffstat (limited to 'drivers/usb/renesas_usbhs/mod_host.c')
| -rw-r--r-- | drivers/usb/renesas_usbhs/mod_host.c | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/drivers/usb/renesas_usbhs/mod_host.c b/drivers/usb/renesas_usbhs/mod_host.c index 92dcc7e64630..aa50eaaffcb6 100644 --- a/drivers/usb/renesas_usbhs/mod_host.c +++ b/drivers/usb/renesas_usbhs/mod_host.c @@ -949,12 +949,15 @@ static int usbhsh_urb_enqueue(struct usb_hcd *hcd, if (!usbhsh_is_running(hpriv)) { ret = -EIO; + dev_err(dev, "host is not running\n"); goto usbhsh_urb_enqueue_error_not_linked; } ret = usb_hcd_link_urb_to_ep(hcd, urb); - if (ret) + if (ret) { + dev_err(dev, "urb link failed\n"); goto usbhsh_urb_enqueue_error_not_linked; + } /* * attach udev if needed @@ -964,6 +967,7 @@ static int usbhsh_urb_enqueue(struct usb_hcd *hcd, new_udev = usbhsh_device_attach(hpriv, urb); if (!new_udev) { ret = -EIO; + dev_err(dev, "device attach failed\n"); goto usbhsh_urb_enqueue_error_not_linked; } } @@ -974,8 +978,10 @@ static int usbhsh_urb_enqueue(struct usb_hcd *hcd, */ if (!usbhsh_ep_to_uep(ep)) { ret = usbhsh_endpoint_attach(hpriv, urb, mem_flags); - if (ret < 0) + if (ret < 0) { + dev_err(dev, "endpoint attach failed\n"); goto usbhsh_urb_enqueue_error_free_device; + } } /* @@ -989,8 +995,10 @@ static int usbhsh_urb_enqueue(struct usb_hcd *hcd, else break; } - if (ret < 0) + if (ret < 0) { + dev_err(dev, "pipe attach failed\n"); goto usbhsh_urb_enqueue_error_free_endpoint; + } /* * push packet |