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drm/amd/amdgpu: Simplify mask creation in gfx6

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Signed-off-by: Tom St Denis <tom.stdenis@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Tom St Denis 2016-09-01 13:31:35 -04:00 committed by Alex Deucher
parent deca1d1f16
commit 142333dbb9
1 changed files with 1 additions and 7 deletions
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8
drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c
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@ -911,13 +911,7 @@ static void gfx_v6_0_select_se_sh(struct amdgpu_device *adev, u32 se_num,
static u32 gfx_v6_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)(((u64)1 << bit_width) - 1);
}
static u32 gfx_v6_0_get_rb_disabled(struct amdgpu_device *adev,