drm/amdgpu: change ELM/BAF to Polaris10/Polaris11

Adjust to preferred code names.

Signed-off-by: Flora Cui <Flora.Cui@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

1 files changed, 396 insertions, 0 deletions

diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/polaris10_powertune.c b/drivers/gpu/drm/amd/powerplay/hwmgr/polaris10_powertune.c
new file mode 100644
index 000000000000..4d97326517e5
--- /dev/null
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/polaris10_powertune.c
@@ -0,0 +1,396 @@
+/*
+ * Copyright 2015 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.
+ *
+ */
+
+#include "hwmgr.h"
+#include "smumgr.h"
+#include "polaris10_hwmgr.h"
+#include "polaris10_powertune.h"
+#include "polaris10_smumgr.h"
+#include "smu74_discrete.h"
+#include "pp_debug.h"
+
+#define VOLTAGE_SCALE  4
+#define POWERTUNE_DEFAULT_SET_MAX    1
+
+struct polaris10_pt_defaults polaris10_power_tune_data_set_array[POWERTUNE_DEFAULT_SET_MAX] = {
+	/* sviLoadLIneEn, SviLoadLineVddC, TDC_VDDC_ThrottleReleaseLimitPerc, TDC_MAWt,
+	 * TdcWaterfallCtl, DTEAmbientTempBase, DisplayCac, BAPM_TEMP_GRADIENT */
+	{ 1, 0xF, 0xFD, 0x19, 5, 45, 0, 0xB0000,
+	{ 0x79, 0x253, 0x25D, 0xAE, 0x72, 0x80, 0x83, 0x86, 0x6F, 0xC8, 0xC9, 0xC9, 0x2F, 0x4D, 0x61},
+	{ 0x17C, 0x172, 0x180, 0x1BC, 0x1B3, 0x1BD, 0x206, 0x200, 0x203, 0x25D, 0x25A, 0x255, 0x2C3, 0x2C5, 0x2B4 } },
+};
+
+void polaris10_initialize_power_tune_defaults(struct pp_hwmgr *hwmgr)
+{
+	struct polaris10_hwmgr *polaris10_hwmgr = (struct polaris10_hwmgr *)(hwmgr->backend);
+	struct  phm_ppt_v1_information *table_info =
+			(struct  phm_ppt_v1_information *)(hwmgr->pptable);
+
+	if (table_info &&
+			table_info->cac_dtp_table->usPowerTuneDataSetID <= POWERTUNE_DEFAULT_SET_MAX &&
+			table_info->cac_dtp_table->usPowerTuneDataSetID)
+		polaris10_hwmgr->power_tune_defaults =
+				&polaris10_power_tune_data_set_array
+				[table_info->cac_dtp_table->usPowerTuneDataSetID - 1];
+	else
+		polaris10_hwmgr->power_tune_defaults = &polaris10_power_tune_data_set_array[0];
+
+}
+
+int polaris10_populate_bapm_parameters_in_dpm_table(struct pp_hwmgr *hwmgr)
+{
+	struct polaris10_hwmgr *data = (struct polaris10_hwmgr *)(hwmgr->backend);
+	struct polaris10_pt_defaults *defaults = data->power_tune_defaults;
+	SMU74_Discrete_DpmTable  *dpm_table = &(data->smc_state_table);
+	struct phm_ppt_v1_information *table_info =
+			(struct phm_ppt_v1_information *)(hwmgr->pptable);
+	struct phm_cac_tdp_table *cac_dtp_table = table_info->cac_dtp_table;
+	int i, j, k;
+	uint16_t *pdef1;
+	uint16_t *pdef2;
+
+	dpm_table->DefaultTdp = PP_HOST_TO_SMC_US((uint16_t)(cac_dtp_table->usTDP * 128));
+	dpm_table->TargetTdp  = PP_HOST_TO_SMC_US((uint16_t)(cac_dtp_table->usTDP * 128));
+
+	PP_ASSERT_WITH_CODE(cac_dtp_table->usTargetOperatingTemp <= 255,
+				"Target Operating Temp is out of Range!",
+				);
+/*  This is the same value as TemperatureLimitHigh except it is integer with no fraction bit. */
+	dpm_table->GpuTjMax = (uint8_t)(cac_dtp_table->usTargetOperatingTemp);
+
+/*  HW request to hard code this value to 8 which is 0.5C */
+	dpm_table->GpuTjHyst = 8;
+
+	dpm_table->DTEAmbientTempBase = defaults->DTEAmbientTempBase;
+	dpm_table->DTETjOffset = (uint8_t)(data->dte_tj_offset);
+	dpm_table->BAPM_TEMP_GRADIENT = PP_HOST_TO_SMC_UL(defaults->BAPM_TEMP_GRADIENT);
+	pdef1 = defaults->BAPMTI_R;
+	pdef2 = defaults->BAPMTI_RC;
+
+	for (i = 0; i < SMU74_DTE_ITERATIONS; i++) {
+		for (j = 0; j < SMU74_DTE_SOURCES; j++) {
+			for (k = 0; k < SMU74_DTE_SINKS; k++) {
+				dpm_table->BAPMTI_R[i][j][k] = PP_HOST_TO_SMC_US(*pdef1);
+				dpm_table->BAPMTI_RC[i][j][k] = PP_HOST_TO_SMC_US(*pdef2);
+				pdef1++;
+				pdef2++;
+			}
+		}
+	}
+
+	return 0;
+}
+
+static int polaris10_populate_svi_load_line(struct pp_hwmgr *hwmgr)
+{
+	struct polaris10_hwmgr *data = (struct polaris10_hwmgr *)(hwmgr->backend);
+	struct polaris10_pt_defaults *defaults = data->power_tune_defaults;
+
+	data->power_tune_table.SviLoadLineEn = defaults->SviLoadLineEn;
+	data->power_tune_table.SviLoadLineVddC = defaults->SviLoadLineVddC;
+	data->power_tune_table.SviLoadLineTrimVddC = 3;
+	data->power_tune_table.SviLoadLineOffsetVddC = 0;
+
+	return 0;
+}
+
+static int polaris10_populate_tdc_limit(struct pp_hwmgr *hwmgr)
+{
+	uint16_t tdc_limit;
+	struct polaris10_hwmgr *data = (struct polaris10_hwmgr *)(hwmgr->backend);
+	struct phm_ppt_v1_information *table_info =
+			(struct phm_ppt_v1_information *)(hwmgr->pptable);
+	struct  polaris10_pt_defaults *defaults = data->power_tune_defaults;
+
+	tdc_limit = (uint16_t)(table_info->cac_dtp_table->usTDC * 128);
+	data->power_tune_table.TDC_VDDC_PkgLimit =
+			CONVERT_FROM_HOST_TO_SMC_US(tdc_limit);
+	data->power_tune_table.TDC_VDDC_ThrottleReleaseLimitPerc =
+			defaults->TDC_VDDC_ThrottleReleaseLimitPerc;
+	data->power_tune_table.TDC_MAWt = defaults->TDC_MAWt;
+
+	return 0;
+}
+
+static int polaris10_populate_dw8(struct pp_hwmgr *hwmgr, uint32_t fuse_table_offset)
+{
+	struct polaris10_hwmgr *data = (struct polaris10_hwmgr *)(hwmgr->backend);
+	struct polaris10_pt_defaults *defaults = data->power_tune_defaults;
+	uint32_t temp;
+
+	if (polaris10_read_smc_sram_dword(hwmgr->smumgr,
+			fuse_table_offset +
+			offsetof(SMU74_Discrete_PmFuses, TdcWaterfallCtl),
+			(uint32_t *)&temp, data->sram_end))
+		PP_ASSERT_WITH_CODE(false,
+				"Attempt to read PmFuses.DW6 (SviLoadLineEn) from SMC Failed!",
+				return -EINVAL);
+	else {
+		data->power_tune_table.TdcWaterfallCtl = defaults->TdcWaterfallCtl;
+		data->power_tune_table.LPMLTemperatureMin =
+				(uint8_t)((temp >> 16) & 0xff);
+		data->power_tune_table.LPMLTemperatureMax =
+				(uint8_t)((temp >> 8) & 0xff);
+		data->power_tune_table.Reserved = (uint8_t)(temp & 0xff);
+	}
+	return 0;
+}
+
+static int polaris10_populate_temperature_scaler(struct pp_hwmgr *hwmgr)
+{
+	int i;
+	struct polaris10_hwmgr *data = (struct polaris10_hwmgr *)(hwmgr->backend);
+
+	/* Currently not used. Set all to zero. */
+	for (i = 0; i < 16; i++)
+		data->power_tune_table.LPMLTemperatureScaler[i] = 0;
+
+	return 0;
+}
+
+static int polaris10_populate_fuzzy_fan(struct pp_hwmgr *hwmgr)
+{
+	struct polaris10_hwmgr *data = (struct polaris10_hwmgr *)(hwmgr->backend);
+
+	if ((hwmgr->thermal_controller.advanceFanControlParameters.usFanOutputSensitivity & (1 << 15))
+		|| 0 == hwmgr->thermal_controller.advanceFanControlParameters.usFanOutputSensitivity)
+		hwmgr->thermal_controller.advanceFanControlParameters.usFanOutputSensitivity =
+			hwmgr->thermal_controller.advanceFanControlParameters.usDefaultFanOutputSensitivity;
+
+	data->power_tune_table.FuzzyFan_PwmSetDelta = PP_HOST_TO_SMC_US(
+				hwmgr->thermal_controller.advanceFanControlParameters.usFanOutputSensitivity);
+	return 0;
+}
+
+static int polaris10_populate_gnb_lpml(struct pp_hwmgr *hwmgr)
+{
+	int i;
+	struct polaris10_hwmgr *data = (struct polaris10_hwmgr *)(hwmgr->backend);
+
+	/* Currently not used. Set all to zero. */
+	for (i = 0; i < 16; i++)
+		data->power_tune_table.GnbLPML[i] = 0;
+
+	return 0;
+}
+
+static int polaris10_min_max_vgnb_lpml_id_from_bapm_vddc(struct pp_hwmgr *hwmgr)
+{
+	return 0;
+}
+
+static int polaris10_populate_bapm_vddc_base_leakage_sidd(struct pp_hwmgr *hwmgr)
+{
+	struct polaris10_hwmgr *data = (struct polaris10_hwmgr *)(hwmgr->backend);
+	struct phm_ppt_v1_information *table_info =
+			(struct phm_ppt_v1_information *)(hwmgr->pptable);
+	uint16_t hi_sidd = data->power_tune_table.BapmVddCBaseLeakageHiSidd;
+	uint16_t lo_sidd = data->power_tune_table.BapmVddCBaseLeakageLoSidd;
+	struct phm_cac_tdp_table *cac_table = table_info->cac_dtp_table;
+
+	hi_sidd = (uint16_t)(cac_table->usHighCACLeakage / 100 * 256);
+	lo_sidd = (uint16_t)(cac_table->usLowCACLeakage / 100 * 256);
+
+	data->power_tune_table.BapmVddCBaseLeakageHiSidd =
+			CONVERT_FROM_HOST_TO_SMC_US(hi_sidd);
+	data->power_tune_table.BapmVddCBaseLeakageLoSidd =
+			CONVERT_FROM_HOST_TO_SMC_US(lo_sidd);
+
+	return 0;
+}
+
+int polaris10_populate_pm_fuses(struct pp_hwmgr *hwmgr)
+{
+	struct polaris10_hwmgr *data = (struct polaris10_hwmgr *)(hwmgr->backend);
+	uint32_t pm_fuse_table_offset;
+
+	if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps,
+			PHM_PlatformCaps_PowerContainment)) {
+		if (polaris10_read_smc_sram_dword(hwmgr->smumgr,
+				SMU7_FIRMWARE_HEADER_LOCATION +
+				offsetof(SMU74_Firmware_Header, PmFuseTable),
+				&pm_fuse_table_offset, data->sram_end))
+			PP_ASSERT_WITH_CODE(false,
+					"Attempt to get pm_fuse_table_offset Failed!",
+					return -EINVAL);
+
+		if (polaris10_populate_svi_load_line(hwmgr))
+			PP_ASSERT_WITH_CODE(false,
+					"Attempt to populate SviLoadLine Failed!",
+					return -EINVAL);
+
+		if (polaris10_populate_tdc_limit(hwmgr))
+			PP_ASSERT_WITH_CODE(false,
+					"Attempt to populate TDCLimit Failed!", return -EINVAL);
+
+		if (polaris10_populate_dw8(hwmgr, pm_fuse_table_offset))
+			PP_ASSERT_WITH_CODE(false,
+					"Attempt to populate TdcWaterfallCtl, "
+					"LPMLTemperature Min and Max Failed!",
+					return -EINVAL);
+
+		if (0 != polaris10_populate_temperature_scaler(hwmgr))
+			PP_ASSERT_WITH_CODE(false,
+					"Attempt to populate LPMLTemperatureScaler Failed!",
+					return -EINVAL);
+
+		if (polaris10_populate_fuzzy_fan(hwmgr))
+			PP_ASSERT_WITH_CODE(false,
+					"Attempt to populate Fuzzy Fan Control parameters Failed!",
+					return -EINVAL);
+
+		if (polaris10_populate_gnb_lpml(hwmgr))
+			PP_ASSERT_WITH_CODE(false,
+					"Attempt to populate GnbLPML Failed!",
+					return -EINVAL);
+
+		if (polaris10_min_max_vgnb_lpml_id_from_bapm_vddc(hwmgr))
+			PP_ASSERT_WITH_CODE(false,
+					"Attempt to populate GnbLPML Min and Max Vid Failed!",
+					return -EINVAL);
+
+		if (polaris10_populate_bapm_vddc_base_leakage_sidd(hwmgr))
+			PP_ASSERT_WITH_CODE(false,
+					"Attempt to populate BapmVddCBaseLeakage Hi and Lo "
+					"Sidd Failed!", return -EINVAL);
+
+		if (polaris10_copy_bytes_to_smc(hwmgr->smumgr, pm_fuse_table_offset,
+				(uint8_t *)&data->power_tune_table,
+				sizeof(struct SMU74_Discrete_PmFuses), data->sram_end))
+			PP_ASSERT_WITH_CODE(false,
+					"Attempt to download PmFuseTable Failed!",
+					return -EINVAL);
+	}
+	return 0;
+}
+
+int polaris10_enable_smc_cac(struct pp_hwmgr *hwmgr)
+{
+	struct polaris10_hwmgr *data = (struct polaris10_hwmgr *)(hwmgr->backend);
+	int result = 0;
+
+	if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps,
+			PHM_PlatformCaps_CAC)) {
+		int smc_result;
+		smc_result = smum_send_msg_to_smc(hwmgr->smumgr,
+				(uint16_t)(PPSMC_MSG_EnableCac));
+		PP_ASSERT_WITH_CODE((0 == smc_result),
+				"Failed to enable CAC in SMC.", result = -1);
+
+		data->cac_enabled = (0 == smc_result) ? true : false;
+	}
+	return result;
+}
+
+int polaris10_set_power_limit(struct pp_hwmgr *hwmgr, uint32_t n)
+{
+	struct polaris10_hwmgr *data = (struct polaris10_hwmgr *)(hwmgr->backend);
+
+	if (data->power_containment_features &
+			POWERCONTAINMENT_FEATURE_PkgPwrLimit)
+		return smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
+				PPSMC_MSG_PkgPwrSetLimit, n);
+	return 0;
+}
+
+static int polaris10_set_overdriver_target_tdp(struct pp_hwmgr *pHwMgr, uint32_t target_tdp)
+{
+	return smum_send_msg_to_smc_with_parameter(pHwMgr->smumgr,
+			PPSMC_MSG_OverDriveSetTargetTdp, target_tdp);
+}
+
+int polaris10_enable_power_containment(struct pp_hwmgr *hwmgr)
+{
+	struct polaris10_hwmgr *data = (struct polaris10_hwmgr *)(hwmgr->backend);
+	struct phm_ppt_v1_information *table_info =
+			(struct phm_ppt_v1_information *)(hwmgr->pptable);
+	int smc_result;
+	int result = 0;
+
+	data->power_containment_features = 0;
+	if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps,
+			PHM_PlatformCaps_PowerContainment)) {
+		if (data->enable_dte_feature) {
+			smc_result = smum_send_msg_to_smc(hwmgr->smumgr,
+					(uint16_t)(PPSMC_MSG_EnableDTE));
+			PP_ASSERT_WITH_CODE((0 == smc_result),
+					"Failed to enable DTE in SMC.", result = -1;);
+			if (0 == smc_result)
+				data->power_containment_features |= POWERCONTAINMENT_FEATURE_DTE;
+		}
+
+		if (data->enable_tdc_limit_feature) {
+			smc_result = smum_send_msg_to_smc(hwmgr->smumgr,
+					(uint16_t)(PPSMC_MSG_TDCLimitEnable));
+			PP_ASSERT_WITH_CODE((0 == smc_result),
+					"Failed to enable TDCLimit in SMC.", result = -1;);
+			if (0 == smc_result)
+				data->power_containment_features |=
+						POWERCONTAINMENT_FEATURE_TDCLimit;
+		}
+
+		if (data->enable_pkg_pwr_tracking_feature) {
+			smc_result = smum_send_msg_to_smc(hwmgr->smumgr,
+					(uint16_t)(PPSMC_MSG_PkgPwrLimitEnable));
+			PP_ASSERT_WITH_CODE((0 == smc_result),
+					"Failed to enable PkgPwrTracking in SMC.", result = -1;);
+			if (0 == smc_result) {
+				struct phm_cac_tdp_table *cac_table =
+						table_info->cac_dtp_table;
+				uint32_t default_limit =
+					(uint32_t)(cac_table->usMaximumPowerDeliveryLimit * 256);
+
+				data->power_containment_features |=
+						POWERCONTAINMENT_FEATURE_PkgPwrLimit;
+
+				if (polaris10_set_power_limit(hwmgr, default_limit))
+					printk(KERN_ERR "Failed to set Default Power Limit in SMC!");
+			}
+		}
+	}
+	return result;
+}
+
+int polaris10_power_control_set_level(struct pp_hwmgr *hwmgr)
+{
+	struct phm_ppt_v1_information *table_info =
+			(struct phm_ppt_v1_information *)(hwmgr->pptable);
+	struct phm_cac_tdp_table *cac_table = table_info->cac_dtp_table;
+	int adjust_percent, target_tdp;
+	int result = 0;
+
+	if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps,
+			PHM_PlatformCaps_PowerContainment)) {
+		/* adjustment percentage has already been validated */
+		adjust_percent = hwmgr->platform_descriptor.TDPAdjustmentPolarity ?
+				hwmgr->platform_descriptor.TDPAdjustment :
+				(-1 * hwmgr->platform_descriptor.TDPAdjustment);
+		/* SMC requested that target_tdp to be 7 bit fraction in DPM table
+		 * but message to be 8 bit fraction for messages
+		 */
+		target_tdp = ((100 + adjust_percent) * (int)(cac_table->usTDP * 256)) / 100;
+		result = polaris10_set_overdriver_target_tdp(hwmgr, (uint32_t)target_tdp);
+	}
+
+	return result;
+}