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drm/amd/powerplay: add module parameter to mask pp features

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Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Rex Zhu 2016-09-06 16:34:37 +08:00 committed by Alex Deucher
parent 6429fb6685
commit 5141e9d2f7
2 changed files with 5 additions and 0 deletions
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1
drivers/gpu/drm/amd/amdgpu/amdgpu.h
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@ -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 */

4
drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
View File

@ -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)");