drm/amd/powerplay: add some sysfs interfaces for powerplay.
The new sysfs interfaces:
pp_num_states: Read-only, return the number of all pp states, 0 if powerplay is not available.
pp_cur_state: Read-only, return the index number of current pp state.
pp_force_state: Read-write, to write a power state index will switch to selected state forcedly and
enable forced state mode, disable forced state mode. such as "echo >...".
pp_table: Read-write, binary output, to be used to read or write the dpm table, the maximum
file size is 4KB of page size.
pp_dpm_sclk: Read-write, reading will return a dpm levels list, to write an index number will force
powerplay to set the corresponding dpm level.
pp_dpm_mclk: same as sclk.
pp_dpm_pcie: same as sclk.
And add new setting "manual" to the existing interface power_dpm_force_performance_level.
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Eric Huang <JinHuiEric.Huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
index 41c725e..532e0a1 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
@@ -1503,6 +1503,7 @@
AMDGPU_DPM_FORCED_LEVEL_AUTO = 0,
AMDGPU_DPM_FORCED_LEVEL_LOW = 1,
AMDGPU_DPM_FORCED_LEVEL_HIGH = 2,
+ AMDGPU_DPM_FORCED_LEVEL_MANUAL = 3,
};
struct amdgpu_vce_state {
@@ -2014,6 +2015,7 @@
/* powerplay */
struct amd_powerplay powerplay;
bool pp_enabled;
+ bool pp_force_state_enabled;
/* dpm */
struct amdgpu_pm pm;
@@ -2301,6 +2303,21 @@
#define amdgpu_dpm_get_performance_level(adev) \
(adev)->powerplay.pp_funcs->get_performance_level((adev)->powerplay.pp_handle)
+#define amdgpu_dpm_get_pp_num_states(adev, data) \
+ (adev)->powerplay.pp_funcs->get_pp_num_states((adev)->powerplay.pp_handle, data)
+
+#define amdgpu_dpm_get_pp_table(adev, table) \
+ (adev)->powerplay.pp_funcs->get_pp_table((adev)->powerplay.pp_handle, table)
+
+#define amdgpu_dpm_set_pp_table(adev, buf, size) \
+ (adev)->powerplay.pp_funcs->set_pp_table((adev)->powerplay.pp_handle, buf, size)
+
+#define amdgpu_dpm_print_clock_levels(adev, type, buf) \
+ (adev)->powerplay.pp_funcs->print_clock_levels((adev)->powerplay.pp_handle, type, buf)
+
+#define amdgpu_dpm_force_clock_level(adev, type, level) \
+ (adev)->powerplay.pp_funcs->force_clock_level((adev)->powerplay.pp_handle, type, level)
+
#define amdgpu_dpm_dispatch_task(adev, event_id, input, output) \
(adev)->powerplay.pp_funcs->dispatch_tasks((adev)->powerplay.pp_handle, (event_id), (input), (output))