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>
This commit is contained in:
Dan Carpenter 2014-10-29 18:47:07 +03:00 committed by Alex Deucher
parent 8c3e434769
commit 072c44bf24

View File

@ -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;