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drm/amdgpu/gfx7: Simplify bitmask creation

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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 2016-02-08 08:48:15 -05:00 committed by Alex Deucher
parent 840a20d31b
commit d3a7207bdb
1 changed files with 1 additions and 7 deletions
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8
drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c
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@ -1598,13 +1598,7 @@ void gfx_v7_0_select_se_sh(struct amdgpu_device *adev, u32 se_num, u32 sh_num)
*/
static u32 gfx_v7_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);
}
/**