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author | Tom St Denis <tom.stdenis@amd.com> | 2015-12-01 16:48:32 (GMT) |
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committer | Alex Deucher <alexander.deucher@amd.com> | 2015-12-04 16:26:50 (GMT) |
commit | 544b8a74c72d39aebbbf482ccad8e7762a8b2a1e (patch) | |
tree | ec51c94b3c06249023f9251b5635552f83e881e3 /drivers | |
parent | 90bea0abf61d020ff8a33bde5f93fedfbaba06d6 (diff) | |
download | linux-544b8a74c72d39aebbbf482ccad8e7762a8b2a1e.tar.xz |
amdgpu/gfxv8: Simplification of gfx_v8_0_create_bitmask()
Simplification of the function gfx_v8_0_create_bitmask().
Signed-off-by: Tom St Denis <tom.stdenis@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c | 8 |
1 files changed, 1 insertions, 7 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c index 5c04002..b5396db 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c @@ -2555,13 +2555,7 @@ static void gfx_v8_0_tiling_mode_table_init(struct amdgpu_device *adev) static u32 gfx_v8_0_create_bitmask(u32 bit_width) { - u32 i, mask = 0; - - for (i = 0; i < bit_width; i++) { - mask <<= 1; - mask |= 1; - } - return mask; + return (u32)((1ULL << bit_width) - 1); } void gfx_v8_0_select_se_sh(struct amdgpu_device *adev, u32 se_num, u32 sh_num) |