diff mbox

[08/21,staging] tm6000: Flesh out the IRQ callback.

Message ID 1312442059-23935-9-git-send-email-thierry.reding@avionic-design.de (mailing list archive)
State Accepted
Headers show

Commit Message

Thierry Reding Aug. 4, 2011, 7:14 a.m. UTC 
This brings the IRQ callback implementation more in line with how other
drivers do it.
---
 drivers/staging/tm6000/tm6000-video.c |   14 +++++++++++++-
 1 files changed, 13 insertions(+), 1 deletions(-)
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Patch

diff --git a/drivers/staging/tm6000/tm6000-video.c b/drivers/staging/tm6000/tm6000-video.c
index e0cd512..4b50f6c 100644
--- a/drivers/staging/tm6000/tm6000-video.c
+++ b/drivers/staging/tm6000/tm6000-video.c
@@ -517,9 +517,21 @@  static void tm6000_irq_callback(struct urb *urb)
 	struct tm6000_core *dev = container_of(dma_q, struct tm6000_core, vidq);
 	int i;
 
-	if (!dev)
+	switch (urb->status) {
+	case 0:
+	case -ETIMEDOUT:
+		break;
+
+	case -ECONNRESET:
+	case -ENOENT:
+	case -ESHUTDOWN:
 		return;
 
+	default:
+		tm6000_err("urb completion error %d.\n", urb->status);
+		break;
+	}
+
 	spin_lock(&dev->slock);
 	tm6000_isoc_copy(urb);
 	spin_unlock(&dev->slock);