From 354ef928a0e67166249c0136cdba21fdfef31702 Mon Sep 17 00:00:00 2001 From: Nils Wallménius Date: Thu, 5 May 2016 09:07:47 +0200 Subject: drm/amdgpu: Simplify calculation in *get_sleep_divider_id_from_clock MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit a / (1 << b) is equivalent to a >> b for unsigned values Signed-off-by: Nils Wallménius Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.c') diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.c index 8969f1ef1de5..13f97708e54c 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.c @@ -2426,7 +2426,7 @@ static uint8_t tonga_get_sleep_divider_id_from_clock(struct pp_hwmgr *hwmgr, "Engine clock can't satisfy stutter requirement!", return 0); for (i = TONGA_MAX_DEEPSLEEP_DIVIDER_ID;; i--) { - temp = engine_clock / (1 << i); + temp = engine_clock >> i; if(temp >= min || i == 0) break; -- cgit v1.2.3