[PATCH 1/4] drm/radeon/kms: fix incorrect comparison in cayman setup code.

Dave Airlie airlied at gmail.com
Wed May 18 21:14:40 PDT 2011


From: Dave Airlie <airlied at redhat.com>

This was leading to a bogus value being programmed to the backend
routing register.

Signed-off-by: Dave Airlie <airlied at redhat.com>
---
 drivers/gpu/drm/radeon/ni.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/gpu/drm/radeon/ni.c b/drivers/gpu/drm/radeon/ni.c
index 3d8a763..a38d745 100644
--- a/drivers/gpu/drm/radeon/ni.c
+++ b/drivers/gpu/drm/radeon/ni.c
@@ -417,7 +417,7 @@ static u32 cayman_get_tile_pipe_to_backend_map(struct radeon_device *rdev,
 		num_shader_engines = 1;
 	if (num_shader_engines > rdev->config.cayman.max_shader_engines)
 		num_shader_engines = rdev->config.cayman.max_shader_engines;
-	if (num_backends_per_asic > num_shader_engines)
+	if (num_backends_per_asic < num_shader_engines)
 		num_backends_per_asic = num_shader_engines;
 	if (num_backends_per_asic > (rdev->config.cayman.max_backends_per_se * num_shader_engines))
 		num_backends_per_asic = rdev->config.cayman.max_backends_per_se * num_shader_engines;
-- 
1.7.1



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