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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>
This commit is contained in:
Tom St Denis 2015-12-01 11:48:32 -05:00 committed by Alex Deucher
parent 90bea0abf6
commit 544b8a74c7
1 changed files with 1 additions and 7 deletions
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8
drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
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@ -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)