From 5141e9d2f7811e1ba714e069c4f12b64de67030f Mon Sep 17 00:00:00 2001 From: Rex Zhu Date: Tue, 6 Sep 2016 16:34:37 +0800 Subject: [PATCH] drm/amd/powerplay: add module parameter to mask pp features MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Rex Zhu Acked-by: Christian König Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu.h | 1 + drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c | 4 ++++ 2 files changed, 5 insertions(+) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h index 2e8f469159c5..e69fd332acb5 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h @@ -95,6 +95,7 @@ extern unsigned amdgpu_pg_mask; extern char *amdgpu_disable_cu; extern int amdgpu_sclk_deep_sleep_en; extern char *amdgpu_virtual_display; +extern unsigned amdgpu_pp_feature_mask; #define AMDGPU_WAIT_IDLE_TIMEOUT_IN_MS 3000 #define AMDGPU_MAX_USEC_TIMEOUT 100000 /* 100 ms */ diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c index ca3d87aac7fb..c96ae105b764 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c @@ -95,6 +95,7 @@ unsigned amdgpu_cg_mask = 0xffffffff; unsigned amdgpu_pg_mask = 0xffffffff; char *amdgpu_disable_cu = NULL; char *amdgpu_virtual_display = NULL; +unsigned amdgpu_pp_feature_mask = 0xffffffff; MODULE_PARM_DESC(vramlimit, "Restrict VRAM for testing, in megabytes"); module_param_named(vramlimit, amdgpu_vram_limit, int, 0600); @@ -177,6 +178,9 @@ module_param_named(powerplay, amdgpu_powerplay, int, 0444); MODULE_PARM_DESC(powercontainment, "Power Containment (1 = enable (default), 0 = disable)"); module_param_named(powercontainment, amdgpu_powercontainment, int, 0444); + +MODULE_PARM_DESC(ppfeaturemask, "all power features enabled (default))"); +module_param_named(ppfeaturemask, amdgpu_pp_feature_mask, int, 0444); #endif MODULE_PARM_DESC(sclkdeepsleep, "SCLK Deep Sleep (1 = enable (default), 0 = disable)");