drivers/gpu/drm/amd/pm/swsmu/smu11/cyan_skillfish_ppt.c - linux - Git at Google

 /*
  * Copyright 2021 Advanced Micro Devices, Inc.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a
  * copy of this software and associated documentation files (the "Software"),
  * to deal in the Software without restriction, including without limitation
  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  * and/or sell copies of the Software, and to permit persons to whom the
  * Software is furnished to do so, subject to the following conditions:
  *
  * The above copyright notice and this permission notice shall be included in
  * all copies or substantial portions of the Software.
  *
  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  * OTHER DEALINGS IN THE SOFTWARE.
  *
  */

 #define SWSMU_CODE_LAYER_L2

 #include "amdgpu.h"
 #include "amdgpu_smu.h"
 #include "smu_v11_0.h"
 #include "smu11_driver_if_cyan_skillfish.h"
 #include "cyan_skillfish_ppt.h"
 #include "smu_v11_8_ppsmc.h"
 #include "smu_v11_8_pmfw.h"
 #include "smu_cmn.h"
 #include "soc15_common.h"

 /*
  * DO NOT use these for err/warn/info/debug messages.
  * Use dev_err, dev_warn, dev_info and dev_dbg instead.
  * They are more MGPU friendly.
  */

 #undef pr_err
 #undef pr_warn
 #undef pr_info
 #undef pr_debug

 /* unit: MHz */
 #define CYAN_SKILLFISH_SCLK_MIN			1000
 #define CYAN_SKILLFISH_SCLK_MAX			2000

 /* unit: mV */
 #define CYAN_SKILLFISH_VDDC_MIN			700
 #define CYAN_SKILLFISH_VDDC_MAX			1129
 #define CYAN_SKILLFISH_VDDC_MAGIC			5118 // 0x13fe

 static struct gfx_user_settings {
 	uint32_t sclk;
 	uint32_t vddc;
 } cyan_skillfish_user_settings;

 static uint32_t cyan_skillfish_sclk_default;

 #define FEATURE_MASK(feature) (1ULL << feature)
 #define SMC_DPM_FEATURE ( \
 	FEATURE_MASK(FEATURE_FCLK_DPM_BIT)	|	\
 	FEATURE_MASK(FEATURE_SOC_DPM_BIT)	|	\
 	FEATURE_MASK(FEATURE_GFX_DPM_BIT))

 static struct cmn2asic_msg_mapping cyan_skillfish_message_map[SMU_MSG_MAX_COUNT] = {
 	MSG_MAP(TestMessage,                    PPSMC_MSG_TestMessage,			0),
 	MSG_MAP(GetSmuVersion,                  PPSMC_MSG_GetSmuVersion,		0),
 	MSG_MAP(GetDriverIfVersion,             PPSMC_MSG_GetDriverIfVersion,		0),
 	MSG_MAP(SetDriverDramAddrHigh,          PPSMC_MSG_SetDriverTableDramAddrHigh,	0),
 	MSG_MAP(SetDriverDramAddrLow,           PPSMC_MSG_SetDriverTableDramAddrLow,	0),
 	MSG_MAP(TransferTableSmu2Dram,          PPSMC_MSG_TransferTableSmu2Dram,	0),
 	MSG_MAP(TransferTableDram2Smu,          PPSMC_MSG_TransferTableDram2Smu,	0),
 	MSG_MAP(GetEnabledSmuFeatures,          PPSMC_MSG_GetEnabledSmuFeatures,	0),
 	MSG_MAP(RequestGfxclk,                  PPSMC_MSG_RequestGfxclk,		0),
 	MSG_MAP(ForceGfxVid,                    PPSMC_MSG_ForceGfxVid,			0),
 	MSG_MAP(UnforceGfxVid,                  PPSMC_MSG_UnforceGfxVid,		0),
 };

 static struct cmn2asic_mapping cyan_skillfish_table_map[SMU_TABLE_COUNT] = {
 	TAB_MAP_VALID(SMU_METRICS),
 };

 static int cyan_skillfish_tables_init(struct smu_context *smu)
 {
 	struct smu_table_context *smu_table = &smu->smu_table;
 	struct smu_table *tables = smu_table->tables;

 	SMU_TABLE_INIT(tables, SMU_TABLE_SMU_METRICS,
 				sizeof(SmuMetrics_t),
 				PAGE_SIZE,
 				AMDGPU_GEM_DOMAIN_VRAM);

 	smu_table->metrics_table = kzalloc(sizeof(SmuMetrics_t), GFP_KERNEL);
 	if (!smu_table->metrics_table)
 		goto err0_out;

 	smu_table->gpu_metrics_table_size = sizeof(struct gpu_metrics_v2_2);
 	smu_table->gpu_metrics_table = kzalloc(smu_table->gpu_metrics_table_size, GFP_KERNEL);
 	if (!smu_table->gpu_metrics_table)
 		goto err1_out;

 	smu_table->metrics_time = 0;

 	return 0;

 err1_out:
 	smu_table->gpu_metrics_table_size = 0;
 	kfree(smu_table->metrics_table);
 err0_out:
 	return -ENOMEM;
 }

 static int cyan_skillfish_init_smc_tables(struct smu_context *smu)
 {
 	int ret = 0;

 	ret = cyan_skillfish_tables_init(smu);
 	if (ret)
 		return ret;

 	return smu_v11_0_init_smc_tables(smu);
 }

 static int cyan_skillfish_finit_smc_tables(struct smu_context *smu)
 {
 	struct smu_table_context *smu_table = &smu->smu_table;

 	kfree(smu_table->metrics_table);
 	smu_table->metrics_table = NULL;

 	kfree(smu_table->gpu_metrics_table);
 	smu_table->gpu_metrics_table = NULL;
 	smu_table->gpu_metrics_table_size = 0;

 	smu_table->metrics_time = 0;

 	return 0;
 }

 static int
 cyan_skillfish_get_smu_metrics_data(struct smu_context *smu,
 					MetricsMember_t member,
 					uint32_t *value)
 {
 	struct smu_table_context *smu_table = &smu->smu_table;
 	SmuMetrics_t *metrics = (SmuMetrics_t *)smu_table->metrics_table;
 	int ret = 0;

 	mutex_lock(&smu->metrics_lock);

 	ret = smu_cmn_get_metrics_table_locked(smu, NULL, false);
 	if (ret) {
 		mutex_unlock(&smu->metrics_lock);
 		return ret;
 	}

 	switch (member) {
 	case METRICS_CURR_GFXCLK:
 		*value = metrics->Current.GfxclkFrequency;
 		break;
 	case METRICS_CURR_SOCCLK:
 		*value = metrics->Current.SocclkFrequency;
 		break;
 	case METRICS_CURR_VCLK:
 		*value = metrics->Current.VclkFrequency;
 		break;
 	case METRICS_CURR_DCLK:
 		*value = metrics->Current.DclkFrequency;
 		break;
 	case METRICS_CURR_UCLK:
 		*value = metrics->Current.MemclkFrequency;
 		break;
 	case METRICS_AVERAGE_SOCKETPOWER:
 		*value = (metrics->Current.CurrentSocketPower << 8) /
 				1000;
 		break;
 	case METRICS_TEMPERATURE_EDGE:
 		*value = metrics->Current.GfxTemperature / 100 *
 				SMU_TEMPERATURE_UNITS_PER_CENTIGRADES;
 		break;
 	case METRICS_TEMPERATURE_HOTSPOT:
 		*value = metrics->Current.SocTemperature / 100 *
 				SMU_TEMPERATURE_UNITS_PER_CENTIGRADES;
 		break;
 	case METRICS_VOLTAGE_VDDSOC:
 		*value = metrics->Current.Voltage[0];
 		break;
 	case METRICS_VOLTAGE_VDDGFX:
 		*value = metrics->Current.Voltage[1];
 		break;
 	case METRICS_THROTTLER_STATUS:
 		*value = metrics->Current.ThrottlerStatus;
 		break;
 	default:
 		*value = UINT_MAX;
 		break;
 	}

 	mutex_unlock(&smu->metrics_lock);

 	return ret;
 }

 static int cyan_skillfish_read_sensor(struct smu_context *smu,
 					enum amd_pp_sensors sensor,
 					void *data,
 					uint32_t *size)
 {
 	int ret = 0;

 	if (!data || !size)
 		return -EINVAL;

 	mutex_lock(&smu->sensor_lock);

 	switch (sensor) {
 	case AMDGPU_PP_SENSOR_GFX_SCLK:
 		ret = cyan_skillfish_get_smu_metrics_data(smu,
 						   METRICS_CURR_GFXCLK,
 						   (uint32_t *)data);
 		*(uint32_t *)data *= 100;
 		*size = 4;
 		break;
 	case AMDGPU_PP_SENSOR_GFX_MCLK:
 		ret = cyan_skillfish_get_smu_metrics_data(smu,
 						   METRICS_CURR_UCLK,
 						   (uint32_t *)data);
 		*(uint32_t *)data *= 100;
 		*size = 4;
 		break;
 	case AMDGPU_PP_SENSOR_GPU_POWER:
 		ret = cyan_skillfish_get_smu_metrics_data(smu,
 						   METRICS_AVERAGE_SOCKETPOWER,
 						   (uint32_t *)data);
 		*size = 4;
 		break;
 	case AMDGPU_PP_SENSOR_HOTSPOT_TEMP:
 		ret = cyan_skillfish_get_smu_metrics_data(smu,
 						   METRICS_TEMPERATURE_HOTSPOT,
 						   (uint32_t *)data);
 		*size = 4;
 		break;
 	case AMDGPU_PP_SENSOR_EDGE_TEMP:
 		ret = cyan_skillfish_get_smu_metrics_data(smu,
 						   METRICS_TEMPERATURE_EDGE,
 						   (uint32_t *)data);
 		*size = 4;
 		break;
 	case AMDGPU_PP_SENSOR_VDDNB:
 		ret = cyan_skillfish_get_smu_metrics_data(smu,
 						   METRICS_VOLTAGE_VDDSOC,
 						   (uint32_t *)data);
 		*size = 4;
 		break;
 	case AMDGPU_PP_SENSOR_VDDGFX:
 		ret = cyan_skillfish_get_smu_metrics_data(smu,
 						   METRICS_VOLTAGE_VDDGFX,
 						   (uint32_t *)data);
 		*size = 4;
 		break;
 	default:
 		ret = -EOPNOTSUPP;
 		break;
 	}

 	mutex_unlock(&smu->sensor_lock);

 	return ret;
 }

 static int cyan_skillfish_get_current_clk_freq(struct smu_context *smu,
 						enum smu_clk_type clk_type,
 						uint32_t *value)
 {
 	MetricsMember_t member_type;

 	switch (clk_type) {
 	case SMU_GFXCLK:
 	case SMU_SCLK:
 		member_type = METRICS_CURR_GFXCLK;
 		break;
 	case SMU_FCLK:
 	case SMU_MCLK:
 		member_type = METRICS_CURR_UCLK;
 		break;
 	case SMU_SOCCLK:
 		member_type = METRICS_CURR_SOCCLK;
 		break;
 	case SMU_VCLK:
 		member_type = METRICS_CURR_VCLK;
 		break;
 	case SMU_DCLK:
 		member_type = METRICS_CURR_DCLK;
 		break;
 	default:
 		return -EINVAL;
 	}

 	return cyan_skillfish_get_smu_metrics_data(smu, member_type, value);
 }

 static int cyan_skillfish_print_clk_levels(struct smu_context *smu,
 					enum smu_clk_type clk_type,
 					char *buf)
 {
 	int ret = 0, size = 0;
 	uint32_t cur_value = 0;
 	int i;

 	smu_cmn_get_sysfs_buf(&buf, &size);

 	switch (clk_type) {
 	case SMU_OD_SCLK:
 		ret  = cyan_skillfish_get_smu_metrics_data(smu, METRICS_CURR_GFXCLK, &cur_value);
 		if (ret)
 			return ret;
 		size += sysfs_emit_at(buf, size,"%s:\n", "OD_SCLK");
 		size += sysfs_emit_at(buf, size, "0: %uMhz *\n", cur_value);
 		break;
 	case SMU_OD_VDDC_CURVE:
 		ret  = cyan_skillfish_get_smu_metrics_data(smu, METRICS_VOLTAGE_VDDGFX, &cur_value);
 		if (ret)
 			return ret;
 		size += sysfs_emit_at(buf, size,"%s:\n", "OD_VDDC");
 		size += sysfs_emit_at(buf, size, "0: %umV *\n", cur_value);
 		break;
 	case SMU_OD_RANGE:
 		size += sysfs_emit_at(buf, size, "%s:\n", "OD_RANGE");
 		size += sysfs_emit_at(buf, size, "SCLK: %7uMhz %10uMhz\n",
 						CYAN_SKILLFISH_SCLK_MIN, CYAN_SKILLFISH_SCLK_MAX);
 		size += sysfs_emit_at(buf, size, "VDDC: %7umV  %10umV\n",
 						CYAN_SKILLFISH_VDDC_MIN, CYAN_SKILLFISH_VDDC_MAX);
 		break;
 	case SMU_FCLK:
 	case SMU_MCLK:
 	case SMU_SOCCLK:
 	case SMU_VCLK:
 	case SMU_DCLK:
 		ret = cyan_skillfish_get_current_clk_freq(smu, clk_type, &cur_value);
 		if (ret)
 			return ret;
 		size += sysfs_emit_at(buf, size, "0: %uMhz *\n", cur_value);
 		break;
 	case SMU_SCLK:
 	case SMU_GFXCLK:
 		ret = cyan_skillfish_get_current_clk_freq(smu, clk_type, &cur_value);
 		if (ret)
 			return ret;
 		if (cur_value  == CYAN_SKILLFISH_SCLK_MAX)
 			i = 2;
 		else if (cur_value == CYAN_SKILLFISH_SCLK_MIN)
 			i = 0;
 		else
 			i = 1;
 		size += sysfs_emit_at(buf, size, "0: %uMhz %s\n", CYAN_SKILLFISH_SCLK_MIN,
 				i == 0 ? "*" : "");
 		size += sysfs_emit_at(buf, size, "1: %uMhz %s\n",
 				i == 1 ? cur_value : cyan_skillfish_sclk_default,
 				i == 1 ? "*" : "");
 		size += sysfs_emit_at(buf, size, "2: %uMhz %s\n", CYAN_SKILLFISH_SCLK_MAX,
 				i == 2 ? "*" : "");
 		break;
 	default:
 		dev_warn(smu->adev->dev, "Unsupported clock type\n");
 		return ret;
 	}

 	return size;
 }

 static bool cyan_skillfish_is_dpm_running(struct smu_context *smu)
 {
 	struct amdgpu_device *adev = smu->adev;
 	int ret = 0;
 	uint32_t feature_mask[2];
 	uint64_t feature_enabled;

 	/* we need to re-init after suspend so return false */
 	if (adev->in_suspend)
 		return false;

 	ret = smu_cmn_get_enabled_32_bits_mask(smu, feature_mask, 2);
 	if (ret)
 		return false;

 	feature_enabled = (uint64_t)feature_mask[0] |
 				((uint64_t)feature_mask[1] << 32);

 	/*
 	 * cyan_skillfish specific, query default sclk inseted of hard code.
 	 */
 	if (!cyan_skillfish_sclk_default)
 		cyan_skillfish_get_smu_metrics_data(smu, METRICS_CURR_GFXCLK,
 			&cyan_skillfish_sclk_default);

 	return !!(feature_enabled & SMC_DPM_FEATURE);
 }

 static ssize_t cyan_skillfish_get_gpu_metrics(struct smu_context *smu,
 						void **table)
 {
 	struct smu_table_context *smu_table = &smu->smu_table;
 	struct gpu_metrics_v2_2 *gpu_metrics =
 		(struct gpu_metrics_v2_2 *)smu_table->gpu_metrics_table;
 	SmuMetrics_t metrics;
 	int i, ret = 0;

 	ret = smu_cmn_get_metrics_table(smu, &metrics, true);
 	if (ret)
 		return ret;

 	smu_cmn_init_soft_gpu_metrics(gpu_metrics, 2, 2);

 	gpu_metrics->temperature_gfx = metrics.Current.GfxTemperature;
 	gpu_metrics->temperature_soc = metrics.Current.SocTemperature;

 	gpu_metrics->average_socket_power = metrics.Current.CurrentSocketPower;
 	gpu_metrics->average_soc_power = metrics.Current.Power[0];
 	gpu_metrics->average_gfx_power = metrics.Current.Power[1];

 	gpu_metrics->average_gfxclk_frequency = metrics.Average.GfxclkFrequency;
 	gpu_metrics->average_socclk_frequency = metrics.Average.SocclkFrequency;
 	gpu_metrics->average_uclk_frequency = metrics.Average.MemclkFrequency;
 	gpu_metrics->average_fclk_frequency = metrics.Average.MemclkFrequency;
 	gpu_metrics->average_vclk_frequency = metrics.Average.VclkFrequency;
 	gpu_metrics->average_dclk_frequency = metrics.Average.DclkFrequency;

 	gpu_metrics->current_gfxclk = metrics.Current.GfxclkFrequency;
 	gpu_metrics->current_socclk = metrics.Current.SocclkFrequency;
 	gpu_metrics->current_uclk = metrics.Current.MemclkFrequency;
 	gpu_metrics->current_fclk = metrics.Current.MemclkFrequency;
 	gpu_metrics->current_vclk = metrics.Current.VclkFrequency;
 	gpu_metrics->current_dclk = metrics.Current.DclkFrequency;

 	for (i = 0; i < 6; i++) {
 		gpu_metrics->temperature_core[i] = metrics.Current.CoreTemperature[i];
 		gpu_metrics->average_core_power[i] = metrics.Average.CorePower[i];
 		gpu_metrics->current_coreclk[i] = metrics.Current.CoreFrequency[i];
 	}

 	for (i = 0; i < 2; i++) {
 		gpu_metrics->temperature_l3[i] = metrics.Current.L3Temperature[i];
 		gpu_metrics->current_l3clk[i] = metrics.Current.L3Frequency[i];
 	}

 	gpu_metrics->throttle_status = metrics.Current.ThrottlerStatus;
 	gpu_metrics->system_clock_counter = ktime_get_boottime_ns();

 	*table = (void *)gpu_metrics;

 	return sizeof(struct gpu_metrics_v2_2);
 }

 static int cyan_skillfish_od_edit_dpm_table(struct smu_context *smu,
 					enum PP_OD_DPM_TABLE_COMMAND type,
 					long input[], uint32_t size)
 {
 	int ret = 0;
 	uint32_t vid;

 	switch (type) {
 	case PP_OD_EDIT_VDDC_CURVE:
 		if (size != 3 || input[0] != 0) {
 			dev_err(smu->adev->dev, "Invalid parameter!\n");
 			return -EINVAL;
 		}

 		if (input[1] < CYAN_SKILLFISH_SCLK_MIN ||
 			input[1] > CYAN_SKILLFISH_SCLK_MAX) {
 			dev_err(smu->adev->dev, "Invalid sclk! Valid sclk range: %uMHz - %uMhz\n",
 					CYAN_SKILLFISH_SCLK_MIN, CYAN_SKILLFISH_SCLK_MAX);
 			return -EINVAL;
 		}

 		if (input[2] < CYAN_SKILLFISH_VDDC_MIN ||
 			input[2] > CYAN_SKILLFISH_VDDC_MAX) {
 			dev_err(smu->adev->dev, "Invalid vddc! Valid vddc range: %umV - %umV\n",
 					CYAN_SKILLFISH_VDDC_MIN, CYAN_SKILLFISH_VDDC_MAX);
 			return -EINVAL;
 		}

 		cyan_skillfish_user_settings.sclk = input[1];
 		cyan_skillfish_user_settings.vddc = input[2];

 		break;
 	case PP_OD_RESTORE_DEFAULT_TABLE:
 		if (size != 0) {
 			dev_err(smu->adev->dev, "Invalid parameter!\n");
 			return -EINVAL;
 		}

 		cyan_skillfish_user_settings.sclk = cyan_skillfish_sclk_default;
 		cyan_skillfish_user_settings.vddc = CYAN_SKILLFISH_VDDC_MAGIC;

 		break;
 	case PP_OD_COMMIT_DPM_TABLE:
 		if (size != 0) {
 			dev_err(smu->adev->dev, "Invalid parameter!\n");
 			return -EINVAL;
 		}

 		if (cyan_skillfish_user_settings.sclk < CYAN_SKILLFISH_SCLK_MIN ||
 		    cyan_skillfish_user_settings.sclk > CYAN_SKILLFISH_SCLK_MAX) {
 			dev_err(smu->adev->dev, "Invalid sclk! Valid sclk range: %uMHz - %uMhz\n",
 					CYAN_SKILLFISH_SCLK_MIN, CYAN_SKILLFISH_SCLK_MAX);
 			return -EINVAL;
 		}

 		if ((cyan_skillfish_user_settings.vddc != CYAN_SKILLFISH_VDDC_MAGIC) &&
 			(cyan_skillfish_user_settings.vddc < CYAN_SKILLFISH_VDDC_MIN ||
 			cyan_skillfish_user_settings.vddc > CYAN_SKILLFISH_VDDC_MAX)) {
 			dev_err(smu->adev->dev, "Invalid vddc! Valid vddc range: %umV - %umV\n",
 					CYAN_SKILLFISH_VDDC_MIN, CYAN_SKILLFISH_VDDC_MAX);
 			return -EINVAL;
 		}

 		ret = smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_RequestGfxclk,
 					cyan_skillfish_user_settings.sclk, NULL);
 		if (ret) {
 			dev_err(smu->adev->dev, "Set sclk failed!\n");
 			return ret;
 		}

 		if (cyan_skillfish_user_settings.vddc == CYAN_SKILLFISH_VDDC_MAGIC) {
 			ret = smu_cmn_send_smc_msg(smu, SMU_MSG_UnforceGfxVid, NULL);
 			if (ret) {
 				dev_err(smu->adev->dev, "Unforce vddc failed!\n");
 				return ret;
 			}
 		} else {
 			/*
 			 * PMFW accepts SVI2 VID code, convert voltage to VID:
 			 * vid = (uint32_t)((1.55 - voltage) * 160.0 + 0.00001)
 			 */
 			vid = (1550 - cyan_skillfish_user_settings.vddc) * 160 / 1000;
 			ret = smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_ForceGfxVid, vid, NULL);
 			if (ret) {
 				dev_err(smu->adev->dev, "Force vddc failed!\n");
 				return ret;
 			}
 		}

 		break;
 	default:
 		return -EOPNOTSUPP;
 	}

 	return ret;
 }

 static const struct pptable_funcs cyan_skillfish_ppt_funcs = {

 	.check_fw_status = smu_v11_0_check_fw_status,
 	.check_fw_version = smu_v11_0_check_fw_version,
 	.init_power = smu_v11_0_init_power,
 	.fini_power = smu_v11_0_fini_power,
 	.init_smc_tables = cyan_skillfish_init_smc_tables,
 	.fini_smc_tables = cyan_skillfish_finit_smc_tables,
 	.read_sensor = cyan_skillfish_read_sensor,
 	.print_clk_levels = cyan_skillfish_print_clk_levels,
 	.is_dpm_running = cyan_skillfish_is_dpm_running,
 	.get_gpu_metrics = cyan_skillfish_get_gpu_metrics,
 	.od_edit_dpm_table = cyan_skillfish_od_edit_dpm_table,
 	.register_irq_handler = smu_v11_0_register_irq_handler,
 	.notify_memory_pool_location = smu_v11_0_notify_memory_pool_location,
 	.send_smc_msg_with_param = smu_cmn_send_smc_msg_with_param,
 	.send_smc_msg = smu_cmn_send_smc_msg,
 	.set_driver_table_location = smu_v11_0_set_driver_table_location,
 	.interrupt_work = smu_v11_0_interrupt_work,
 };

 void cyan_skillfish_set_ppt_funcs(struct smu_context *smu)
 {
 	smu->ppt_funcs = &cyan_skillfish_ppt_funcs;
 	smu->message_map = cyan_skillfish_message_map;
 	smu->table_map = cyan_skillfish_table_map;
 	smu->is_apu = true;
 }
	/*
	* Copyright 2021 Advanced Micro Devices, Inc.
	*
	* Permission is hereby granted, free of charge, to any person obtaining a
	* copy of this software and associated documentation files (the "Software"),
	* to deal in the Software without restriction, including without limitation
	* the rights to use, copy, modify, merge, publish, distribute, sublicense,
	* and/or sell copies of the Software, and to permit persons to whom the
	* Software is furnished to do so, subject to the following conditions:
	*
	* The above copyright notice and this permission notice shall be included in
	* all copies or substantial portions of the Software.
	*
	* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
	* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
	* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
	* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
	* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
	* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
	* OTHER DEALINGS IN THE SOFTWARE.
	*
	*/

	#define SWSMU_CODE_LAYER_L2

	#include "amdgpu.h"
	#include "amdgpu_smu.h"
	#include "smu_v11_0.h"
	#include "smu11_driver_if_cyan_skillfish.h"
	#include "cyan_skillfish_ppt.h"
	#include "smu_v11_8_ppsmc.h"
	#include "smu_v11_8_pmfw.h"
	#include "smu_cmn.h"
	#include "soc15_common.h"

	/*
	* DO NOT use these for err/warn/info/debug messages.
	* Use dev_err, dev_warn, dev_info and dev_dbg instead.
	* They are more MGPU friendly.
	*/

	#undef pr_err
	#undef pr_warn
	#undef pr_info
	#undef pr_debug

	/* unit: MHz */
	#define CYAN_SKILLFISH_SCLK_MIN 1000
	#define CYAN_SKILLFISH_SCLK_MAX 2000

	/* unit: mV */
	#define CYAN_SKILLFISH_VDDC_MIN 700
	#define CYAN_SKILLFISH_VDDC_MAX 1129
	#define CYAN_SKILLFISH_VDDC_MAGIC 5118 // 0x13fe

	static struct gfx_user_settings {
	uint32_t sclk;
	uint32_t vddc;
	} cyan_skillfish_user_settings;

	static uint32_t cyan_skillfish_sclk_default;

	#define FEATURE_MASK(feature) (1ULL << feature)
	#define SMC_DPM_FEATURE ( \
	FEATURE_MASK(FEATURE_FCLK_DPM_BIT) \| \
	FEATURE_MASK(FEATURE_SOC_DPM_BIT) \| \
	FEATURE_MASK(FEATURE_GFX_DPM_BIT))

	static struct cmn2asic_msg_mapping cyan_skillfish_message_map[SMU_MSG_MAX_COUNT] = {
	MSG_MAP(TestMessage, PPSMC_MSG_TestMessage, 0),
	MSG_MAP(GetSmuVersion, PPSMC_MSG_GetSmuVersion, 0),
	MSG_MAP(GetDriverIfVersion, PPSMC_MSG_GetDriverIfVersion, 0),
	MSG_MAP(SetDriverDramAddrHigh, PPSMC_MSG_SetDriverTableDramAddrHigh, 0),
	MSG_MAP(SetDriverDramAddrLow, PPSMC_MSG_SetDriverTableDramAddrLow, 0),
	MSG_MAP(TransferTableSmu2Dram, PPSMC_MSG_TransferTableSmu2Dram, 0),
	MSG_MAP(TransferTableDram2Smu, PPSMC_MSG_TransferTableDram2Smu, 0),
	MSG_MAP(GetEnabledSmuFeatures, PPSMC_MSG_GetEnabledSmuFeatures, 0),
	MSG_MAP(RequestGfxclk, PPSMC_MSG_RequestGfxclk, 0),
	MSG_MAP(ForceGfxVid, PPSMC_MSG_ForceGfxVid, 0),
	MSG_MAP(UnforceGfxVid, PPSMC_MSG_UnforceGfxVid, 0),
	};

	static struct cmn2asic_mapping cyan_skillfish_table_map[SMU_TABLE_COUNT] = {
	TAB_MAP_VALID(SMU_METRICS),
	};

	static int cyan_skillfish_tables_init(struct smu_context *smu)
	{
	struct smu_table_context *smu_table = &smu->smu_table;
	struct smu_table *tables = smu_table->tables;

	SMU_TABLE_INIT(tables, SMU_TABLE_SMU_METRICS,
	sizeof(SmuMetrics_t),
	PAGE_SIZE,
	AMDGPU_GEM_DOMAIN_VRAM);

	smu_table->metrics_table = kzalloc(sizeof(SmuMetrics_t), GFP_KERNEL);
	if (!smu_table->metrics_table)
	goto err0_out;

	smu_table->gpu_metrics_table_size = sizeof(struct gpu_metrics_v2_2);
	smu_table->gpu_metrics_table = kzalloc(smu_table->gpu_metrics_table_size, GFP_KERNEL);
	if (!smu_table->gpu_metrics_table)
	goto err1_out;

	smu_table->metrics_time = 0;

	return 0;

	err1_out:
	smu_table->gpu_metrics_table_size = 0;
	kfree(smu_table->metrics_table);
	err0_out:
	return -ENOMEM;
	}

	static int cyan_skillfish_init_smc_tables(struct smu_context *smu)
	{
	int ret = 0;

	ret = cyan_skillfish_tables_init(smu);
	if (ret)
	return ret;

	return smu_v11_0_init_smc_tables(smu);
	}

	static int cyan_skillfish_finit_smc_tables(struct smu_context *smu)
	{
	struct smu_table_context *smu_table = &smu->smu_table;

	kfree(smu_table->metrics_table);
	smu_table->metrics_table = NULL;

	kfree(smu_table->gpu_metrics_table);
	smu_table->gpu_metrics_table = NULL;
	smu_table->gpu_metrics_table_size = 0;

	smu_table->metrics_time = 0;

	return 0;
	}

	static int
	cyan_skillfish_get_smu_metrics_data(struct smu_context *smu,
	MetricsMember_t member,
	uint32_t *value)
	{
	struct smu_table_context *smu_table = &smu->smu_table;
	SmuMetrics_t metrics = (SmuMetrics_t )smu_table->metrics_table;
	int ret = 0;

	mutex_lock(&smu->metrics_lock);

	ret = smu_cmn_get_metrics_table_locked(smu, NULL, false);
	if (ret) {
	mutex_unlock(&smu->metrics_lock);
	return ret;
	}

	switch (member) {
	case METRICS_CURR_GFXCLK:
	*value = metrics->Current.GfxclkFrequency;
	break;
	case METRICS_CURR_SOCCLK:
	*value = metrics->Current.SocclkFrequency;
	break;
	case METRICS_CURR_VCLK:
	*value = metrics->Current.VclkFrequency;
	break;
	case METRICS_CURR_DCLK:
	*value = metrics->Current.DclkFrequency;
	break;
	case METRICS_CURR_UCLK:
	*value = metrics->Current.MemclkFrequency;
	break;
	case METRICS_AVERAGE_SOCKETPOWER:
	*value = (metrics->Current.CurrentSocketPower << 8) /
	1000;
	break;
	case METRICS_TEMPERATURE_EDGE:
	value = metrics->Current.GfxTemperature / 100
	SMU_TEMPERATURE_UNITS_PER_CENTIGRADES;
	break;
	case METRICS_TEMPERATURE_HOTSPOT:
	value = metrics->Current.SocTemperature / 100
	SMU_TEMPERATURE_UNITS_PER_CENTIGRADES;
	break;
	case METRICS_VOLTAGE_VDDSOC:
	*value = metrics->Current.Voltage[0];
	break;
	case METRICS_VOLTAGE_VDDGFX:
	*value = metrics->Current.Voltage[1];
	break;
	case METRICS_THROTTLER_STATUS:
	*value = metrics->Current.ThrottlerStatus;
	break;
	default:
	*value = UINT_MAX;
	break;
	}

	mutex_unlock(&smu->metrics_lock);

	return ret;
	}

	static int cyan_skillfish_read_sensor(struct smu_context *smu,
	enum amd_pp_sensors sensor,
	void *data,
	uint32_t *size)
	{
	int ret = 0;

	if (!data \|\| !size)
	return -EINVAL;

	mutex_lock(&smu->sensor_lock);

	switch (sensor) {
	case AMDGPU_PP_SENSOR_GFX_SCLK:
	ret = cyan_skillfish_get_smu_metrics_data(smu,
	METRICS_CURR_GFXCLK,
	(uint32_t *)data);
	(uint32_t )data *= 100;
	*size = 4;
	break;
	case AMDGPU_PP_SENSOR_GFX_MCLK:
	ret = cyan_skillfish_get_smu_metrics_data(smu,
	METRICS_CURR_UCLK,
	(uint32_t *)data);
	(uint32_t )data *= 100;
	*size = 4;
	break;
	case AMDGPU_PP_SENSOR_GPU_POWER:
	ret = cyan_skillfish_get_smu_metrics_data(smu,
	METRICS_AVERAGE_SOCKETPOWER,
	(uint32_t *)data);
	*size = 4;
	break;
	case AMDGPU_PP_SENSOR_HOTSPOT_TEMP:
	ret = cyan_skillfish_get_smu_metrics_data(smu,
	METRICS_TEMPERATURE_HOTSPOT,
	(uint32_t *)data);
	*size = 4;
	break;
	case AMDGPU_PP_SENSOR_EDGE_TEMP:
	ret = cyan_skillfish_get_smu_metrics_data(smu,
	METRICS_TEMPERATURE_EDGE,
	(uint32_t *)data);
	*size = 4;
	break;
	case AMDGPU_PP_SENSOR_VDDNB:
	ret = cyan_skillfish_get_smu_metrics_data(smu,
	METRICS_VOLTAGE_VDDSOC,
	(uint32_t *)data);
	*size = 4;
	break;
	case AMDGPU_PP_SENSOR_VDDGFX:
	ret = cyan_skillfish_get_smu_metrics_data(smu,
	METRICS_VOLTAGE_VDDGFX,
	(uint32_t *)data);
	*size = 4;
	break;
	default:
	ret = -EOPNOTSUPP;
	break;
	}

	mutex_unlock(&smu->sensor_lock);

	return ret;
	}

	static int cyan_skillfish_get_current_clk_freq(struct smu_context *smu,
	enum smu_clk_type clk_type,
	uint32_t *value)
	{
	MetricsMember_t member_type;

	switch (clk_type) {
	case SMU_GFXCLK:
	case SMU_SCLK:
	member_type = METRICS_CURR_GFXCLK;
	break;
	case SMU_FCLK:
	case SMU_MCLK:
	member_type = METRICS_CURR_UCLK;
	break;
	case SMU_SOCCLK:
	member_type = METRICS_CURR_SOCCLK;
	break;
	case SMU_VCLK:
	member_type = METRICS_CURR_VCLK;
	break;
	case SMU_DCLK:
	member_type = METRICS_CURR_DCLK;
	break;
	default:
	return -EINVAL;
	}

	return cyan_skillfish_get_smu_metrics_data(smu, member_type, value);
	}

	static int cyan_skillfish_print_clk_levels(struct smu_context *smu,
	enum smu_clk_type clk_type,
	char *buf)
	{
	int ret = 0, size = 0;
	uint32_t cur_value = 0;
	int i;

	smu_cmn_get_sysfs_buf(&buf, &size);

	switch (clk_type) {
	case SMU_OD_SCLK:
	ret = cyan_skillfish_get_smu_metrics_data(smu, METRICS_CURR_GFXCLK, &cur_value);
	if (ret)
	return ret;
	size += sysfs_emit_at(buf, size,"%s:\n", "OD_SCLK");
	size += sysfs_emit_at(buf, size, "0: %uMhz *\n", cur_value);
	break;
	case SMU_OD_VDDC_CURVE:
	ret = cyan_skillfish_get_smu_metrics_data(smu, METRICS_VOLTAGE_VDDGFX, &cur_value);
	if (ret)
	return ret;
	size += sysfs_emit_at(buf, size,"%s:\n", "OD_VDDC");
	size += sysfs_emit_at(buf, size, "0: %umV *\n", cur_value);
	break;
	case SMU_OD_RANGE:
	size += sysfs_emit_at(buf, size, "%s:\n", "OD_RANGE");
	size += sysfs_emit_at(buf, size, "SCLK: %7uMhz %10uMhz\n",
	CYAN_SKILLFISH_SCLK_MIN, CYAN_SKILLFISH_SCLK_MAX);
	size += sysfs_emit_at(buf, size, "VDDC: %7umV %10umV\n",
	CYAN_SKILLFISH_VDDC_MIN, CYAN_SKILLFISH_VDDC_MAX);
	break;
	case SMU_FCLK:
	case SMU_MCLK:
	case SMU_SOCCLK:
	case SMU_VCLK:
	case SMU_DCLK:
	ret = cyan_skillfish_get_current_clk_freq(smu, clk_type, &cur_value);
	if (ret)
	return ret;
	size += sysfs_emit_at(buf, size, "0: %uMhz *\n", cur_value);
	break;
	case SMU_SCLK:
	case SMU_GFXCLK:
	ret = cyan_skillfish_get_current_clk_freq(smu, clk_type, &cur_value);
	if (ret)
	return ret;
	if (cur_value == CYAN_SKILLFISH_SCLK_MAX)
	i = 2;
	else if (cur_value == CYAN_SKILLFISH_SCLK_MIN)
	i = 0;
	else
	i = 1;
	size += sysfs_emit_at(buf, size, "0: %uMhz %s\n", CYAN_SKILLFISH_SCLK_MIN,
	i == 0 ? "*" : "");
	size += sysfs_emit_at(buf, size, "1: %uMhz %s\n",
	i == 1 ? cur_value : cyan_skillfish_sclk_default,
	i == 1 ? "*" : "");
	size += sysfs_emit_at(buf, size, "2: %uMhz %s\n", CYAN_SKILLFISH_SCLK_MAX,
	i == 2 ? "*" : "");
	break;
	default:
	dev_warn(smu->adev->dev, "Unsupported clock type\n");
	return ret;
	}

	return size;
	}

	static bool cyan_skillfish_is_dpm_running(struct smu_context *smu)
	{
	struct amdgpu_device *adev = smu->adev;
	int ret = 0;
	uint32_t feature_mask[2];
	uint64_t feature_enabled;

	/* we need to re-init after suspend so return false */
	if (adev->in_suspend)
	return false;

	ret = smu_cmn_get_enabled_32_bits_mask(smu, feature_mask, 2);
	if (ret)
	return false;

	feature_enabled = (uint64_t)feature_mask[0] \|
	((uint64_t)feature_mask[1] << 32);

	/*
	* cyan_skillfish specific, query default sclk inseted of hard code.
	*/
	if (!cyan_skillfish_sclk_default)
	cyan_skillfish_get_smu_metrics_data(smu, METRICS_CURR_GFXCLK,
	&cyan_skillfish_sclk_default);

	return !!(feature_enabled & SMC_DPM_FEATURE);
	}

	static ssize_t cyan_skillfish_get_gpu_metrics(struct smu_context *smu,
	void **table)
	{
	struct smu_table_context *smu_table = &smu->smu_table;
	struct gpu_metrics_v2_2 *gpu_metrics =
	(struct gpu_metrics_v2_2 *)smu_table->gpu_metrics_table;
	SmuMetrics_t metrics;
	int i, ret = 0;

	ret = smu_cmn_get_metrics_table(smu, &metrics, true);
	if (ret)
	return ret;

	smu_cmn_init_soft_gpu_metrics(gpu_metrics, 2, 2);

	gpu_metrics->temperature_gfx = metrics.Current.GfxTemperature;
	gpu_metrics->temperature_soc = metrics.Current.SocTemperature;

	gpu_metrics->average_socket_power = metrics.Current.CurrentSocketPower;
	gpu_metrics->average_soc_power = metrics.Current.Power[0];
	gpu_metrics->average_gfx_power = metrics.Current.Power[1];

	gpu_metrics->average_gfxclk_frequency = metrics.Average.GfxclkFrequency;
	gpu_metrics->average_socclk_frequency = metrics.Average.SocclkFrequency;
	gpu_metrics->average_uclk_frequency = metrics.Average.MemclkFrequency;
	gpu_metrics->average_fclk_frequency = metrics.Average.MemclkFrequency;
	gpu_metrics->average_vclk_frequency = metrics.Average.VclkFrequency;
	gpu_metrics->average_dclk_frequency = metrics.Average.DclkFrequency;

	gpu_metrics->current_gfxclk = metrics.Current.GfxclkFrequency;
	gpu_metrics->current_socclk = metrics.Current.SocclkFrequency;
	gpu_metrics->current_uclk = metrics.Current.MemclkFrequency;
	gpu_metrics->current_fclk = metrics.Current.MemclkFrequency;
	gpu_metrics->current_vclk = metrics.Current.VclkFrequency;
	gpu_metrics->current_dclk = metrics.Current.DclkFrequency;

	for (i = 0; i < 6; i++) {
	gpu_metrics->temperature_core[i] = metrics.Current.CoreTemperature[i];
	gpu_metrics->average_core_power[i] = metrics.Average.CorePower[i];
	gpu_metrics->current_coreclk[i] = metrics.Current.CoreFrequency[i];
	}

	for (i = 0; i < 2; i++) {
	gpu_metrics->temperature_l3[i] = metrics.Current.L3Temperature[i];
	gpu_metrics->current_l3clk[i] = metrics.Current.L3Frequency[i];
	}

	gpu_metrics->throttle_status = metrics.Current.ThrottlerStatus;
	gpu_metrics->system_clock_counter = ktime_get_boottime_ns();

	table = (void )gpu_metrics;

	return sizeof(struct gpu_metrics_v2_2);
	}

	static int cyan_skillfish_od_edit_dpm_table(struct smu_context *smu,
	enum PP_OD_DPM_TABLE_COMMAND type,
	long input[], uint32_t size)
	{
	int ret = 0;
	uint32_t vid;

	switch (type) {
	case PP_OD_EDIT_VDDC_CURVE:
	if (size != 3 \|\| input[0] != 0) {
	dev_err(smu->adev->dev, "Invalid parameter!\n");
	return -EINVAL;
	}

	if (input[1] < CYAN_SKILLFISH_SCLK_MIN \|\|
	input[1] > CYAN_SKILLFISH_SCLK_MAX) {
	dev_err(smu->adev->dev, "Invalid sclk! Valid sclk range: %uMHz - %uMhz\n",
	CYAN_SKILLFISH_SCLK_MIN, CYAN_SKILLFISH_SCLK_MAX);
	return -EINVAL;
	}

	if (input[2] < CYAN_SKILLFISH_VDDC_MIN \|\|
	input[2] > CYAN_SKILLFISH_VDDC_MAX) {
	dev_err(smu->adev->dev, "Invalid vddc! Valid vddc range: %umV - %umV\n",
	CYAN_SKILLFISH_VDDC_MIN, CYAN_SKILLFISH_VDDC_MAX);
	return -EINVAL;
	}

	cyan_skillfish_user_settings.sclk = input[1];
	cyan_skillfish_user_settings.vddc = input[2];

	break;
	case PP_OD_RESTORE_DEFAULT_TABLE:
	if (size != 0) {
	dev_err(smu->adev->dev, "Invalid parameter!\n");
	return -EINVAL;
	}

	cyan_skillfish_user_settings.sclk = cyan_skillfish_sclk_default;
	cyan_skillfish_user_settings.vddc = CYAN_SKILLFISH_VDDC_MAGIC;

	break;
	case PP_OD_COMMIT_DPM_TABLE:
	if (size != 0) {
	dev_err(smu->adev->dev, "Invalid parameter!\n");
	return -EINVAL;
	}

	if (cyan_skillfish_user_settings.sclk < CYAN_SKILLFISH_SCLK_MIN \|\|
	cyan_skillfish_user_settings.sclk > CYAN_SKILLFISH_SCLK_MAX) {
	dev_err(smu->adev->dev, "Invalid sclk! Valid sclk range: %uMHz - %uMhz\n",
	CYAN_SKILLFISH_SCLK_MIN, CYAN_SKILLFISH_SCLK_MAX);
	return -EINVAL;
	}

	if ((cyan_skillfish_user_settings.vddc != CYAN_SKILLFISH_VDDC_MAGIC) &&
	(cyan_skillfish_user_settings.vddc < CYAN_SKILLFISH_VDDC_MIN \|\|
	cyan_skillfish_user_settings.vddc > CYAN_SKILLFISH_VDDC_MAX)) {
	dev_err(smu->adev->dev, "Invalid vddc! Valid vddc range: %umV - %umV\n",
	CYAN_SKILLFISH_VDDC_MIN, CYAN_SKILLFISH_VDDC_MAX);
	return -EINVAL;
	}

	ret = smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_RequestGfxclk,
	cyan_skillfish_user_settings.sclk, NULL);
	if (ret) {
	dev_err(smu->adev->dev, "Set sclk failed!\n");
	return ret;
	}

	if (cyan_skillfish_user_settings.vddc == CYAN_SKILLFISH_VDDC_MAGIC) {
	ret = smu_cmn_send_smc_msg(smu, SMU_MSG_UnforceGfxVid, NULL);
	if (ret) {
	dev_err(smu->adev->dev, "Unforce vddc failed!\n");
	return ret;
	}
	} else {
	/*
	* PMFW accepts SVI2 VID code, convert voltage to VID:
	* vid = (uint32_t)((1.55 - voltage) * 160.0 + 0.00001)
	*/
	vid = (1550 - cyan_skillfish_user_settings.vddc) * 160 / 1000;
	ret = smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_ForceGfxVid, vid, NULL);
	if (ret) {
	dev_err(smu->adev->dev, "Force vddc failed!\n");
	return ret;
	}
	}

	break;
	default:
	return -EOPNOTSUPP;
	}

	return ret;
	}

	static const struct pptable_funcs cyan_skillfish_ppt_funcs = {

	.check_fw_status = smu_v11_0_check_fw_status,
	.check_fw_version = smu_v11_0_check_fw_version,
	.init_power = smu_v11_0_init_power,
	.fini_power = smu_v11_0_fini_power,
	.init_smc_tables = cyan_skillfish_init_smc_tables,
	.fini_smc_tables = cyan_skillfish_finit_smc_tables,
	.read_sensor = cyan_skillfish_read_sensor,
	.print_clk_levels = cyan_skillfish_print_clk_levels,
	.is_dpm_running = cyan_skillfish_is_dpm_running,
	.get_gpu_metrics = cyan_skillfish_get_gpu_metrics,
	.od_edit_dpm_table = cyan_skillfish_od_edit_dpm_table,
	.register_irq_handler = smu_v11_0_register_irq_handler,
	.notify_memory_pool_location = smu_v11_0_notify_memory_pool_location,
	.send_smc_msg_with_param = smu_cmn_send_smc_msg_with_param,
	.send_smc_msg = smu_cmn_send_smc_msg,
	.set_driver_table_location = smu_v11_0_set_driver_table_location,
	.interrupt_work = smu_v11_0_interrupt_work,
	};

	void cyan_skillfish_set_ppt_funcs(struct smu_context *smu)
	{
	smu->ppt_funcs = &cyan_skillfish_ppt_funcs;
	smu->message_map = cyan_skillfish_message_map;
	smu->table_map = cyan_skillfish_table_map;
	smu->is_apu = true;
	}