From a9c4a96846cd940fdea416cb7ca65cdb8e8e569c Mon Sep 17 00:00:00 2001 From: Huang Rui Date: Tue, 13 Mar 2018 18:32:39 +0800 Subject: [PATCH 4693/5725] drm/amd/powerplay: add control gfxoff enabling in late init MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Huang Rui Reviewed-by: Hawking Zhang Reviewed-by: Alex Deucher Acked-by: Christian König Signed-off-by: Alex Deucher Signed-off-by: Raveendra Talabattula --- drivers/gpu/drm/amd/powerplay/amd_powerplay.c | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c index 76fc45f..46ffe04 100644 --- a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c +++ b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c @@ -180,7 +180,8 @@ static int pp_late_init(void *handle) { struct amdgpu_device *adev = handle; struct pp_hwmgr *hwmgr = adev->powerplay.pp_handle; - + int ret; + if (hwmgr && hwmgr->pm_en) { mutex_lock(&hwmgr->smu_lock); hwmgr_handle_task(hwmgr, @@ -191,6 +192,13 @@ static int pp_late_init(void *handle) if (adev->pm.smu_prv_buffer_size != 0) pp_reserve_vram_for_smu(adev); + if (hwmgr->hwmgr_func->gfx_off_control && + (hwmgr->feature_mask & PP_GFXOFF_MASK)) { + ret = hwmgr->hwmgr_func->gfx_off_control(hwmgr, true); + if (ret) + pr_err("gfx off enabling failed!\n"); + } + return 0; } -- 2.7.4