From 7b3e3690120af085ef58f4f9b3ec13b94b586129 Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Tue, 12 Mar 2013 12:53:13 -0400 Subject: [PATCH] drm/radeon/benchmark: make sure bo blit copy exists before using it Fixes a segfault on asics without a blit callback. Fixes: https://bugs.freedesktop.org/show_bug.cgi?id=62239 Signed-off-by: Alex Deucher Cc: stable@vger.kernel.org --- drivers/gpu/drm/radeon/radeon_benchmark.c | 16 +++++++++------- 1 files changed, 9 insertions(+), 7 deletions(-) diff --git a/drivers/gpu/drm/radeon/radeon_benchmark.c b/drivers/gpu/drm/radeon/radeon_benchmark.c index bedda9c..a2f0c24 100644 --- a/drivers/gpu/drm/radeon/radeon_benchmark.c +++ b/drivers/gpu/drm/radeon/radeon_benchmark.c @@ -135,13 +135,15 @@ static void radeon_benchmark_move(struct radeon_device *rdev, unsigned size, 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) { -- 1.7.7.5