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| author | Sathishkumar S <sathishkumar.sundararaju@amd.com> | 2021-05-30 10:47:16 +0530 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2021-06-04 12:40:00 -0400 |
| commit | 30d95a37f46d1be90048c565d3ec380ddecb0541 (patch) | |
| tree | 566c69b241a9ba4437f7c9eca71bab0b6a75db10 /drivers/gpu/drm/amd/amdgpu/amdgpu.h | |
| parent | a7673a1c1acdd81aa462997a4c3b8f24464a8eeb (diff) | |
| download | lwn-30d95a37f46d1be90048c565d3ec380ddecb0541.tar.gz lwn-30d95a37f46d1be90048c565d3ec380ddecb0541.zip | |
drm/amdgpu: attr to control SS2.0 bias level (v2)
add sysfs attr to read/write smartshift bias level.
document smartshift_bias sysfs attr.
V2: add attr to amdgpu_device_attrs and use attr_update (Lijo)
Signed-off-by: Sathishkumar S <sathishkumar.sundararaju@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu.h')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h index 267e9e147a6c..2d044f7edc9c 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h @@ -211,6 +211,7 @@ extern int amdgpu_discovery; extern int amdgpu_mes; extern int amdgpu_noretry; extern int amdgpu_force_asic_type; +extern int amdgpu_smartshift_bias; #ifdef CONFIG_HSA_AMD extern int sched_policy; extern bool debug_evictions; @@ -268,6 +269,10 @@ extern int amdgpu_num_kcq; #define CIK_CURSOR_WIDTH 128 #define CIK_CURSOR_HEIGHT 128 +/* smasrt shift bias level limits */ +#define AMDGPU_SMARTSHIFT_MAX_BIAS (100) +#define AMDGPU_SMARTSHIFT_MIN_BIAS (-100) + struct amdgpu_device; struct amdgpu_ib; struct amdgpu_cs_parser; |