Commit 7aa3f675 authored by Evan Quan's avatar Evan Quan Committed by Alex Deucher
Browse files

drm/amd/powerplay: support power profile retrieval and setting on arcturus 



Enable arcturus power profile retrieval and setting.

Signed-off-by: default avatarEvan Quan <evan.quan@amd.com>
Reviewed-by: default avatarKevin Wang <kevin1.wang@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 839f9117

drivers/gpu/drm/amd/powerplay/arcturus_ppt.c

+74 −0
Original line number Diff line number Diff line
@@ -1371,6 +1371,78 @@ static int arcturus_get_power_limit(struct smu_context *smu, 
	return 0;

}



static int arcturus_get_power_profile_mode(struct smu_context *smu,

					   char *buf)

{

	static const char *profile_name[] = {

					"BOOTUP_DEFAULT",

					"3D_FULL_SCREEN",

					"POWER_SAVING",

					"VIDEO",

					"VR",

					"COMPUTE",

					"CUSTOM"};

	uint32_t i, size = 0;

	int16_t workload_type = 0;



	if (!smu->pm_enabled || !buf)

		return -EINVAL;



	for (i = 0; i <= PP_SMC_POWER_PROFILE_CUSTOM; i++) {

		/*

		 * Conv PP_SMC_POWER_PROFILE* to WORKLOAD_PPLIB_*_BIT

		 * Not all profile modes are supported on arcturus.

		 */

		workload_type = smu_workload_get_type(smu, i);

		if (workload_type < 0)

			continue;



		size += sprintf(buf + size, "%2d %14s%s\n",

			i, profile_name[i], (i == smu->power_profile_mode) ? "*" : " ");

	}



	return size;

}



static int arcturus_set_power_profile_mode(struct smu_context *smu,

					   long *input,

					   uint32_t size)

{

	int workload_type = 0;

	uint32_t profile_mode = input[size];

	int ret = 0;



	if (!smu->pm_enabled)

		return -EINVAL;



	if (profile_mode > PP_SMC_POWER_PROFILE_CUSTOM) {

		pr_err("Invalid power profile mode %d\n", profile_mode);

		return -EINVAL;

	}



	/*

	 * Conv PP_SMC_POWER_PROFILE* to WORKLOAD_PPLIB_*_BIT

	 * Not all profile modes are supported on arcturus.

	 */

	workload_type = smu_workload_get_type(smu, profile_mode);

	if (workload_type < 0) {

		pr_err("Unsupported power profile mode %d on arcturus\n", profile_mode);

		return -EINVAL;

	}



	ret = smu_send_smc_msg_with_param(smu,

					  SMU_MSG_SetWorkloadMask,

					  1 << workload_type);

	if (ret) {

		pr_err("Fail to set workload type %d\n", workload_type);

		return ret;

	}



	smu->power_profile_mode = profile_mode;



	return 0;

}



static void arcturus_dump_pptable(struct smu_context *smu)

{

	struct smu_table_context *table_context = &smu->smu_table;
@@ -1834,6 +1906,8 @@ static const struct pptable_funcs arcturus_ppt_funcs = { 
	.force_dpm_limit_value = arcturus_force_dpm_limit_value,

	.unforce_dpm_levels = arcturus_unforce_dpm_levels,

	.get_profiling_clk_mask = arcturus_get_profiling_clk_mask,

	.get_power_profile_mode = arcturus_get_power_profile_mode,

	.set_power_profile_mode = arcturus_set_power_profile_mode,

	/* debug (internal used) */

	.dump_pptable = arcturus_dump_pptable,

	.get_power_limit = arcturus_get_power_limit,