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author | Nils Wallménius <nils.wallmenius@gmail.com> | 2016-05-05 09:07:47 +0200 |
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committer | Alex Deucher <alexander.deucher@amd.com> | 2016-05-11 12:31:23 -0400 |
commit | 354ef928a0e67166249c0136cdba21fdfef31702 (patch) | |
tree | 4e336d646b7a8e2d02e48ffb795651f676b270e1 /drivers/gpu/drm/amd/powerplay/hwmgr/polaris10_hwmgr.c | |
parent | 9887e425f91b063d68ee1fbec76dea15d6a82085 (diff) | |
download | op-kernel-dev-354ef928a0e67166249c0136cdba21fdfef31702.zip op-kernel-dev-354ef928a0e67166249c0136cdba21fdfef31702.tar.gz |
drm/amdgpu: Simplify calculation in *get_sleep_divider_id_from_clock
a / (1 << b) is equivalent to a >> b for unsigned values
Signed-off-by: Nils Wallménius <nils.wallmenius@gmail.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/powerplay/hwmgr/polaris10_hwmgr.c')
-rw-r--r-- | drivers/gpu/drm/amd/powerplay/hwmgr/polaris10_hwmgr.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/polaris10_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/polaris10_hwmgr.c index c911ab8..93768fa 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/polaris10_hwmgr.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/polaris10_hwmgr.c @@ -1177,7 +1177,7 @@ static int polaris10_populate_single_graphic_level(struct pp_hwmgr *hwmgr, */ PP_ASSERT_WITH_CODE((clock >= POLARIS10_MINIMUM_ENGINE_CLOCK), "Engine clock can't satisfy stutter requirement!", return 0); for (i = POLARIS10_MAX_DEEPSLEEP_DIVIDER_ID; ; i--) { - temp = clock / (1UL << i); + temp = clock >> i; if (temp >= POLARIS10_MINIMUM_ENGINE_CLOCK || i == 0) break; |