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authorDan Carpenter <dan.carpenter@oracle.com>2014-10-29 16:47:07 +0100
committerAlex Deucher <alexander.deucher@amd.com>2014-10-29 17:24:15 +0100
commit072c44bf24b3384e1e9873df5ddefe2be3aaac8e (patch)
treeb97655c231b2994d844a4635130f8a2e28d92088 /drivers
parentdrm/radeon: remove invalid pci id (diff)
downloadlinux-072c44bf24b3384e1e9873df5ddefe2be3aaac8e.tar.xz
linux-072c44bf24b3384e1e9873df5ddefe2be3aaac8e.zip
drm/radeon: remove some buggy dead code
The calculation of "num_shader_engines" has a precedence bug because the right shift happens before the mask, but this variable is never used so we can just delete it. Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/gpu/drm/radeon/evergreen.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c
index a31f1ca40c6a..f37d39d2bbbc 100644
--- a/drivers/gpu/drm/radeon/evergreen.c
+++ b/drivers/gpu/drm/radeon/evergreen.c
@@ -3005,7 +3005,7 @@ static void evergreen_gpu_init(struct radeon_device *rdev)
u32 vgt_cache_invalidation;
u32 hdp_host_path_cntl, tmp;
u32 disabled_rb_mask;
- int i, j, num_shader_engines, ps_thread_count;
+ int i, j, ps_thread_count;
switch (rdev->family) {
case CHIP_CYPRESS:
@@ -3303,8 +3303,6 @@ static void evergreen_gpu_init(struct radeon_device *rdev)
rdev->config.evergreen.tile_config |=
((gb_addr_config & 0x30000000) >> 28) << 12;
- num_shader_engines = (gb_addr_config & NUM_SHADER_ENGINES(3) >> 12) + 1;
-
if ((rdev->family >= CHIP_CEDAR) && (rdev->family <= CHIP_HEMLOCK)) {
u32 efuse_straps_4;
u32 efuse_straps_3;