Commit c81a3cee authored by Alex Deucher's avatar Alex Deucher
Browse files

drm/amdgpu/pm/swsmu: implement pause workload profile 



Add the callback for implementation for swsmu.

Reviewed-by: default avatarKenneth Feng <kenneth.feng@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
(cherry picked from commit 92e511d1)
parent 7f991dd3

drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c

+35 −1
Original line number Diff line number Diff line
@@ -2398,6 +2398,10 @@ static int smu_switch_power_profile(void *handle, 
			smu_power_profile_mode_get(smu, type);

		else

			smu_power_profile_mode_put(smu, type);

		/* don't switch the active workload when paused */

		if (smu->pause_workload)

			ret = 0;

		else

			ret = smu_bump_power_profile_mode(smu, NULL, 0);

		if (ret) {

			if (enable)
@@ -2411,6 +2415,35 @@ static int smu_switch_power_profile(void *handle, 
	return 0;

}



static int smu_pause_power_profile(void *handle,

				   bool pause)

{

	struct smu_context *smu = handle;

	struct smu_dpm_context *smu_dpm_ctx = &(smu->smu_dpm);

	u32 workload_mask = 1 << PP_SMC_POWER_PROFILE_BOOTUP_DEFAULT;

	int ret;



	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)

		return -EOPNOTSUPP;



	if (smu_dpm_ctx->dpm_level != AMD_DPM_FORCED_LEVEL_MANUAL &&

	    smu_dpm_ctx->dpm_level != AMD_DPM_FORCED_LEVEL_PERF_DETERMINISM) {

		smu->pause_workload = pause;



		/* force to bootup default profile */

		if (smu->pause_workload && smu->ppt_funcs->set_power_profile_mode)

			ret = smu->ppt_funcs->set_power_profile_mode(smu,

								     workload_mask,

								     NULL,

								     0);

		else

			ret = smu_bump_power_profile_mode(smu, NULL, 0);

		return ret;

	}



	return 0;

}



static enum amd_dpm_forced_level smu_get_performance_level(void *handle)

{

	struct smu_context *smu = handle;
@@ -3733,6 +3766,7 @@ static const struct amd_pm_funcs swsmu_pm_funcs = { 
	.get_pp_table            = smu_sys_get_pp_table,

	.set_pp_table            = smu_sys_set_pp_table,

	.switch_power_profile    = smu_switch_power_profile,

	.pause_power_profile     = smu_pause_power_profile,

	/* export to amdgpu */

	.dispatch_tasks          = smu_handle_dpm_task,

	.load_firmware           = smu_load_microcode,

drivers/gpu/drm/amd/pm/swsmu/inc/amdgpu_smu.h

+1 −0
Original line number Diff line number Diff line
@@ -558,6 +558,7 @@ struct smu_context { 


	/* asic agnostic workload mask */

	uint32_t workload_mask;

	bool pause_workload;

	/* default/user workload preference */

	uint32_t power_profile_mode;

	uint32_t workload_refcount[PP_SMC_POWER_PROFILE_COUNT];