[3.13.y.z extended stable] Patch "drm/radeon: clear needs_reset flag if IB test fails" has been added to staging queue

Kamal Mostafa kamal at canonical.com
Thu May 1 19:17:35 UTC 2014

This is a note to let you know that I have just added a patch titled

    drm/radeon: clear needs_reset flag if IB test fails

to the linux-3.13.y-queue branch of the 3.13.y.z extended stable tree 
which can be found at:


This patch is scheduled to be released in version

If you, or anyone else, feels it should not be added to this tree, please 
reply to this email.

For more information about the 3.13.y.z tree, see



>From 59197128ed0c1655ea73548548491b70b5eca7ca Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Christian=20K=C3=B6nig?= <christian.koenig at amd.com>
Date: Tue, 25 Mar 2014 11:41:40 +0100
Subject: drm/radeon: clear needs_reset flag if IB test fails
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commit 06a139f7a0885fa2c84962300edd181821ddc2c9 upstream.

If the IB test fails we don't want to reset the card over
and over again, just accept that it isn't working.

Bug: https://bugs.freedesktop.org/show_bug.cgi?id=76501

Signed-off-by: Christian K├Ânig <christian.koenig at amd.com>
Reviewed-by: Alex Deucher <alexander.deucher at amd.com>
Signed-off-by: Kamal Mostafa <kamal at canonical.com>
 drivers/gpu/drm/radeon/radeon_ring.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/radeon/radeon_ring.c b/drivers/gpu/drm/radeon/radeon_ring.c
index 39a5d8e..5fecf52 100644
--- a/drivers/gpu/drm/radeon/radeon_ring.c
+++ b/drivers/gpu/drm/radeon/radeon_ring.c
@@ -257,6 +257,7 @@ int radeon_ib_ring_tests(struct radeon_device *rdev)
 		r = radeon_ib_test(rdev, i, ring);
 		if (r) {
 			ring->ready = false;
+			rdev->needs_reset = false;

 				/* oh, oh, that's really bad */

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