drm/amd/powerplay: add iceland HW manager

This patch introduces the iceland HW manager of powerplay which
includes HW manager, clockpowergating, thermal, and powertune.
Signed-off-by: Huang Rui <ray.huang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/powerplay/hwmgr/Makefile

@@ -10,7 +10,9 @@ HARDWARE_MGR = hwmgr.o processpptables.o functiontables.o \
                fiji_powertune.o fiji_hwmgr.o tonga_clockpowergating.o \
                fiji_clockpowergating.o fiji_thermal.o \
 	       polaris10_hwmgr.o polaris10_powertune.o polaris10_thermal.o \
-	       polaris10_clockpowergating.o
+	       polaris10_clockpowergating.o iceland_hwmgr.o \
+	       iceland_clockpowergating.o iceland_thermal.o \
+	       iceland_powertune.o
 
 AMD_PP_HWMGR = $(addprefix $(AMD_PP_PATH)/hwmgr/,$(HARDWARE_MGR))
 

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

@@ -39,6 +39,7 @@ extern int cz_hwmgr_init(struct pp_hwmgr *hwmgr);
 extern int tonga_hwmgr_init(struct pp_hwmgr *hwmgr);
 extern int fiji_hwmgr_init(struct pp_hwmgr *hwmgr);
 extern int polaris10_hwmgr_init(struct pp_hwmgr *hwmgr);
+extern int iceland_hwmgr_init(struct pp_hwmgr *hwmgr);
 
 int hwmgr_init(struct amd_pp_init *pp_init, struct pp_instance *handle)
 {
@@ -67,6 +68,9 @@ int hwmgr_init(struct amd_pp_init *pp_init, struct pp_instance *handle)
 		break;
 	case AMDGPU_FAMILY_VI:
 		switch (hwmgr->chip_id) {
+		case CHIP_TOPAZ:
+			iceland_hwmgr_init(hwmgr);
+			break;
 		case CHIP_TONGA:
 			tonga_hwmgr_init(hwmgr);
 			break;

drivers/gpu/drm/amd/powerplay/hwmgr/iceland_clockpowergating.c

+/*
+ * Copyright 2016 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.
+ *
+ * Author: Huang Rui <ray.huang@amd.com>
+ *
+ */
+
+#include "hwmgr.h"
+#include "iceland_clockpowergating.h"
+#include "ppsmc.h"
+#include "iceland_hwmgr.h"
+
+int iceland_phm_powerdown_uvd(struct pp_hwmgr *hwmgr)
+{
+	/* iceland does not have MM hardware block */
+	return 0;
+}
+
+static int iceland_phm_powerup_uvd(struct pp_hwmgr *hwmgr)
+{
+	/* iceland does not have MM hardware block */
+	return 0;
+}
+
+static int iceland_phm_powerdown_vce(struct pp_hwmgr *hwmgr)
+{
+	/* iceland does not have MM hardware block */
+	return 0;
+}
+
+static int iceland_phm_powerup_vce(struct pp_hwmgr *hwmgr)
+{
+	/* iceland does not have MM hardware block */
+	return 0;
+}
+
+int iceland_phm_set_asic_block_gating(struct pp_hwmgr *hwmgr, enum
+		PHM_AsicBlock block, enum PHM_ClockGateSetting gating)
+{
+	int ret = 0;
+
+	switch (block) {
+	case PHM_AsicBlock_UVD_MVC:
+	case PHM_AsicBlock_UVD:
+	case PHM_AsicBlock_UVD_HD:
+	case PHM_AsicBlock_UVD_SD:
+		if (gating == PHM_ClockGateSetting_StaticOff)
+			ret = iceland_phm_powerdown_uvd(hwmgr);
+		else
+			ret = iceland_phm_powerup_uvd(hwmgr);
+		break;
+	case PHM_AsicBlock_GFX:
+	default:
+		break;
+	}
+
+	return ret;
+}
+
+int iceland_phm_disable_clock_power_gating(struct pp_hwmgr *hwmgr)
+{
+	struct iceland_hwmgr *data = (struct iceland_hwmgr *)(hwmgr->backend);
+
+	data->uvd_power_gated = false;
+	data->vce_power_gated = false;
+
+	iceland_phm_powerup_uvd(hwmgr);
+	iceland_phm_powerup_vce(hwmgr);
+
+	return 0;
+}
+
+int iceland_phm_powergate_uvd(struct pp_hwmgr *hwmgr, bool bgate)
+{
+	if (bgate) {
+		iceland_update_uvd_dpm(hwmgr, true);
+		iceland_phm_powerdown_uvd(hwmgr);
+	} else {
+		iceland_phm_powerup_uvd(hwmgr);
+		iceland_update_uvd_dpm(hwmgr, false);
+	}
+
+	return 0;
+}
+
+int iceland_phm_powergate_vce(struct pp_hwmgr *hwmgr, bool bgate)
+{
+	if (bgate)
+		return iceland_phm_powerdown_vce(hwmgr);
+	else
+		return iceland_phm_powerup_vce(hwmgr);
+
+	return 0;
+}
+
+int iceland_phm_update_clock_gatings(struct pp_hwmgr *hwmgr,
+					const uint32_t *msg_id)
+{
+	/* iceland does not have MM hardware block */
+	return 0;
+}

drivers/gpu/drm/amd/powerplay/hwmgr/iceland_clockpowergating.h

+/*
+ * Copyright 2016 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.
+ *
+ * Author: Huang Rui <ray.huang@amd.com>
+ *
+ */
+
+#ifndef _ICELAND_CLOCK_POWER_GATING_H_
+#define _ICELAND_CLOCK_POWER_GATING_H_
+
+#include "iceland_hwmgr.h"
+#include "pp_asicblocks.h"
+
+extern int iceland_phm_set_asic_block_gating(struct pp_hwmgr *hwmgr, enum PHM_AsicBlock block, enum PHM_ClockGateSetting gating);
+extern int iceland_phm_powergate_vce(struct pp_hwmgr *hwmgr, bool bgate);
+extern int iceland_phm_powergate_uvd(struct pp_hwmgr *hwmgr, bool bgate);
+extern int iceland_phm_powerdown_uvd(struct pp_hwmgr *hwmgr);
+extern int iceland_phm_disable_clock_power_gating(struct pp_hwmgr *hwmgr);
+extern int iceland_phm_update_clock_gatings(struct pp_hwmgr *hwmgr, const uint32_t *msg_id);
+#endif /* _ICELAND_CLOCK_POWER_GATING_H_ */

drivers/gpu/drm/amd/powerplay/hwmgr/iceland_powertune.h

+/*
+ * Copyright 2016 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.
+ *
+ * Author: Huang Rui <ray.huang@amd.com>
+ *
+ */
+#ifndef ICELAND_POWERTUNE_H
+#define ICELAND_POWERTUNE_H
+
+#include "smu71.h"
+
+enum iceland_pt_config_reg_type {
+	ICELAND_CONFIGREG_MMR = 0,
+	ICELAND_CONFIGREG_SMC_IND,
+	ICELAND_CONFIGREG_DIDT_IND,
+	ICELAND_CONFIGREG_CACHE,
+	ICELAND_CONFIGREG_MAX
+};
+
+/* PowerContainment Features */
+#define POWERCONTAINMENT_FEATURE_DTE             0x00000001
+#define POWERCONTAINMENT_FEATURE_TDCLimit        0x00000002
+#define POWERCONTAINMENT_FEATURE_PkgPwrLimit     0x00000004
+#define POWERCONTAINMENT_FEATURE_BAPM		 0x00000001
+
+struct iceland_pt_config_reg {
+	uint32_t                           offset;
+	uint32_t                           mask;
+	uint32_t                           shift;
+	uint32_t                           value;
+	enum iceland_pt_config_reg_type       type;
+};
+
+struct iceland_pt_defaults
+{
+	uint8_t   svi_load_line_en;
+	uint8_t   svi_load_line_vddc;
+	uint8_t   tdc_vddc_throttle_release_limit_perc;
+	uint8_t   tdc_mawt;
+	uint8_t   tdc_waterfall_ctl;
+	uint8_t   dte_ambient_temp_base;
+	uint32_t  display_cac;
+	uint32_t  bamp_temp_gradient;
+	uint16_t  bapmti_r[SMU71_DTE_ITERATIONS * SMU71_DTE_SOURCES * SMU71_DTE_SINKS];
+	uint16_t  bapmti_rc[SMU71_DTE_ITERATIONS * SMU71_DTE_SOURCES * SMU71_DTE_SINKS];
+};
+
+void iceland_initialize_power_tune_defaults(struct pp_hwmgr *hwmgr);
+int iceland_populate_bapm_parameters_in_dpm_table(struct pp_hwmgr *hwmgr);
+int iceland_populate_pm_fuses(struct pp_hwmgr *hwmgr);
+int iceland_enable_smc_cac(struct pp_hwmgr *hwmgr);
+int iceland_enable_power_containment(struct pp_hwmgr *hwmgr);
+int iceland_power_control_set_level(struct pp_hwmgr *hwmgr);
+
+#endif  /* ICELAND_POWERTUNE_H */
+

drivers/gpu/drm/amd/powerplay/hwmgr/iceland_thermal.h

+/*
+ * Copyright 2016 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.
+ *
+ * Author: Huang Rui <ray.huang@amd.com>
+ *
+ */
+
+#ifndef ICELAND_THERMAL_H
+#define ICELAND_THERMAL_H
+
+#include "hwmgr.h"
+
+#define ICELAND_THERMAL_HIGH_ALERT_MASK         0x1
+#define ICELAND_THERMAL_LOW_ALERT_MASK          0x2
+
+#define ICELAND_THERMAL_MINIMUM_TEMP_READING    -256
+#define ICELAND_THERMAL_MAXIMUM_TEMP_READING    255
+
+#define ICELAND_THERMAL_MINIMUM_ALERT_TEMP      0
+#define ICELAND_THERMAL_MAXIMUM_ALERT_TEMP      255
+
+#define FDO_PWM_MODE_STATIC  1
+#define FDO_PWM_MODE_STATIC_RPM 5
+
+
+extern int iceland_thermal_get_temperature(struct pp_hwmgr *hwmgr);
+extern int iceland_thermal_stop_thermal_controller(struct pp_hwmgr *hwmgr);
+extern int iceland_fan_ctrl_get_fan_speed_info(struct pp_hwmgr *hwmgr, struct phm_fan_speed_info *fan_speed_info);
+extern int iceland_fan_ctrl_get_fan_speed_percent(struct pp_hwmgr *hwmgr, uint32_t *speed);
+extern int iceland_fan_ctrl_set_static_mode(struct pp_hwmgr *hwmgr, uint32_t mode);
+extern int iceland_fan_ctrl_set_fan_speed_percent(struct pp_hwmgr *hwmgr, uint32_t speed);
+extern int iceland_fan_ctrl_reset_fan_speed_to_default(struct pp_hwmgr *hwmgr);
+extern int pp_iceland_thermal_initialize(struct pp_hwmgr *hwmgr);
+extern int iceland_thermal_ctrl_uninitialize_thermal_controller(struct pp_hwmgr *hwmgr);
+extern int iceland_fan_ctrl_set_fan_speed_rpm(struct pp_hwmgr *hwmgr, uint32_t speed);
+extern int iceland_fan_ctrl_get_fan_speed_rpm(struct pp_hwmgr *hwmgr, uint32_t *speed);
+extern int iceland_fan_ctrl_stop_smc_fan_control(struct pp_hwmgr *hwmgr);
+
+#endif
+