From d9624f8c68845112007da4aa6492120ce25b89ba Mon Sep 17 00:00:00 2001 From: Eric Huang Date: Mon, 11 Apr 2016 14:27:51 -0400 Subject: [PATCH] drm/amd/powerplay: fix fan speed percent setting error on Tonga Signed-off-by: Eric Huang Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/powerplay/hwmgr/tonga_thermal.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_thermal.c b/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_thermal.c index 23f8463d2f53..47ef1ca2d78b 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_thermal.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_thermal.c @@ -195,8 +195,8 @@ int tonga_fan_ctrl_set_fan_speed_percent(struct pp_hwmgr *hwmgr, uint32_t speed) if (0 == duty100) return -EINVAL; - tmp64 = (uint64_t)speed * 100; - do_div(tmp64, duty100); + tmp64 = (uint64_t)speed * duty100; + do_div(tmp64, 100); duty = (uint32_t)tmp64; PHM_WRITE_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, CG_FDO_CTRL0, FDO_STATIC_DUTY, duty); -- 2.20.1