This is a note to let you know that I've just added the patch titled
drm/radeon/benchmark: make sure bo blit copy exists before using it
to the 3.4-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
drm-radeon-benchmark-make-sure-bo-blit-copy-exists-before-using-it.patch
and it can be found in the queue-3.4 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From fa8d387dc3f62062a6b4afbbb2a3438094fd8584 Mon Sep 17 00:00:00 2001
From: Alex Deucher <alexander.deucher@xxxxxxx>
Date: Tue, 12 Mar 2013 12:53:13 -0400
Subject: drm/radeon/benchmark: make sure bo blit copy exists before using it
From: Alex Deucher <alexander.deucher@xxxxxxx>
commit fa8d387dc3f62062a6b4afbbb2a3438094fd8584 upstream.
Fixes a segfault on asics without a blit callback.
Fixes:
https://bugs.freedesktop.org/show_bug.cgi?id=62239
Reviewed-by: Michel Dänzer <michel.daenzer@xxxxxxx>
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/gpu/drm/radeon/radeon_benchmark.c | 16 +++++++++-------
1 file changed, 9 insertions(+), 7 deletions(-)
--- a/drivers/gpu/drm/radeon/radeon_benchmark.c
+++ b/drivers/gpu/drm/radeon/radeon_benchmark.c
@@ -141,13 +141,15 @@ static void radeon_benchmark_move(struct
sdomain, ddomain, "dma");
}
- time = radeon_benchmark_do_move(rdev, size, saddr, daddr,
- RADEON_BENCHMARK_COPY_BLIT, n);
- if (time < 0)
- goto out_cleanup;
- if (time > 0)
- radeon_benchmark_log_results(n, size, time,
- sdomain, ddomain, "blit");
+ if (rdev->asic->copy.blit) {
+ time = radeon_benchmark_do_move(rdev, size, saddr, daddr,
+ RADEON_BENCHMARK_COPY_BLIT, n);
+ if (time < 0)
+ goto out_cleanup;
+ if (time > 0)
+ radeon_benchmark_log_results(n, size, time,
+ sdomain, ddomain, "blit");
+ }
out_cleanup:
if (sobj) {
Patches currently in stable-queue which might be from alexander.deucher@xxxxxxx are
queue-3.4/drm-radeon-add-support-for-richland-apus.patch
queue-3.4/drm-radeon-benchmark-make-sure-bo-blit-copy-exists-before-using-it.patch
queue-3.4/drm-radeon-add-richland-pci-ids.patch
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