drm/amd/powerplay: add Tonga dpm support (v3)

This implements DPM for tonga.  DPM handles dynamic
clock and voltage scaling.

v2: merge all the patches related with tonga dpm
v3: merge dpm force level fix, cgs display fix, spelling fix

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
Signed-off-by: yanyang1 <young.yang@amd.com>
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Signed-off-by: Eric Huang <JinHuiEric.Huang@amd.com>

4 files changed, 200 insertions, 10 deletions

diff --git a/drivers/gpu/drm/amd/powerplay/inc/hardwaremanager.h b/drivers/gpu/drm/amd/powerplay/inc/hardwaremanager.h
index a69b3798e6ad..9795b9ad24c0 100644
--- a/drivers/gpu/drm/amd/powerplay/inc/hardwaremanager.h
+++ b/drivers/gpu/drm/amd/powerplay/inc/hardwaremanager.h
@@ -219,12 +219,12 @@ enum PHM_PerformanceLevelDesignation {
 typedef enum PHM_PerformanceLevelDesignation PHM_PerformanceLevelDesignation;
 
 struct PHM_PerformanceLevel {
-	uint32_t    coreClock;
-	uint32_t    memory_clock;
-	uint32_t  vddc;
-	uint32_t  vddci;
-	uint32_t    nonLocalMemoryFreq;
-	uint32_t nonLocalMemoryWidth;
+    uint32_t    coreClock;
+    uint32_t    memory_clock;
+    uint32_t  vddc;
+    uint32_t  vddci;
+    uint32_t    nonLocalMemoryFreq;
+    uint32_t nonLocalMemoryWidth;
 };
 
 typedef struct PHM_PerformanceLevel PHM_PerformanceLevel;
@@ -251,9 +251,9 @@ static inline bool phm_cap_enabled(const uint32_t *caps, enum phm_platform_caps
 
 #define PP_PCIEGenInvalid  0xffff
 enum PP_PCIEGen {
-	PP_PCIEGen1 = 0,                /* PCIE 1.0 - Transfer rate of 2.5 GT/s */
-	PP_PCIEGen2,                    /*PCIE 2.0 - Transfer rate of 5.0 GT/s */
-	PP_PCIEGen3                     /*PCIE 3.0 - Transfer rate of 8.0 GT/s */
+    PP_PCIEGen1 = 0,                /* PCIE 1.0 - Transfer rate of 2.5 GT/s */
+    PP_PCIEGen2,                    /*PCIE 2.0 - Transfer rate of 5.0 GT/s */
+    PP_PCIEGen3                     /*PCIE 3.0 - Transfer rate of 8.0 GT/s */
 };
 
 typedef enum PP_PCIEGen PP_PCIEGen;
diff --git a/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h b/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h
index 18b5ab1e04d7..ca513a124b8e 100644
--- a/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h
+++ b/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h
@@ -28,6 +28,7 @@
 #include "pp_instance.h"
 #include "hardwaremanager.h"
 #include "pp_power_source.h"
+#include "hwmgr_ppt.h"
 
 struct pp_instance;
 struct pp_hwmgr;
@@ -400,7 +401,24 @@ struct phm_clock_and_voltage_limits {
 	uint16_t vddgfx;
 };
 
+/* Structure to hold PPTable information */
 
+struct phm_ppt_v1_information {
+	struct phm_ppt_v1_clock_voltage_dependency_table *vdd_dep_on_sclk;
+	struct phm_ppt_v1_clock_voltage_dependency_table *vdd_dep_on_mclk;
+	struct phm_clock_array *valid_sclk_values;
+	struct phm_clock_array *valid_mclk_values;
+	struct phm_clock_and_voltage_limits max_clock_voltage_on_dc;
+	struct phm_clock_and_voltage_limits max_clock_voltage_on_ac;
+	struct phm_clock_voltage_dependency_table *vddc_dep_on_dal_pwrl;
+	struct phm_ppm_table *ppm_parameter_table;
+	struct phm_cac_tdp_table *cac_dtp_table;
+	struct phm_ppt_v1_mm_clock_voltage_dependency_table *mm_dep_table;
+	struct phm_ppt_v1_voltage_lookup_table *vddc_lookup_table;
+	struct phm_ppt_v1_voltage_lookup_table *vddgfx_lookup_table;
+	struct phm_ppt_v1_pcie_table *pcie_table;
+	uint16_t us_ulv_voltage_offset;
+};
 
 struct phm_dynamic_state_info {
 	struct phm_clock_voltage_dependency_table *vddc_dependency_on_sclk;
@@ -434,6 +452,70 @@ struct phm_dynamic_state_info {
 	struct phm_vq_budgeting_table		  		  *vq_budgeting_table;
 };
 
+struct pp_fan_info {
+	bool bNoFan;
+	uint8_t   ucTachometerPulsesPerRevolution;
+	uint32_t   ulMinRPM;
+	uint32_t   ulMaxRPM;
+};
+
+struct pp_advance_fan_control_parameters {
+	uint16_t  usTMin;                          /* The temperature, in 0.01 centigrades, below which we just run at a minimal PWM. */
+	uint16_t  usTMed;                          /* The middle temperature where we change slopes. */
+	uint16_t  usTHigh;                         /* The high temperature for setting the second slope. */
+	uint16_t  usPWMMin;                        /* The minimum PWM value in percent (0.01% increments). */
+	uint16_t  usPWMMed;                        /* The PWM value (in percent) at TMed. */
+	uint16_t  usPWMHigh;                       /* The PWM value at THigh. */
+	uint8_t   ucTHyst;                         /* Temperature hysteresis. Integer. */
+	uint32_t   ulCycleDelay;                   /* The time between two invocations of the fan control routine in microseconds. */
+	uint16_t  usTMax;                          /* The max temperature */
+	uint8_t   ucFanControlMode;
+	uint16_t  usFanPWMMinLimit;
+	uint16_t  usFanPWMMaxLimit;
+	uint16_t  usFanPWMStep;
+	uint16_t  usDefaultMaxFanPWM;
+	uint16_t  usFanOutputSensitivity;
+	uint16_t  usDefaultFanOutputSensitivity;
+	uint16_t  usMaxFanPWM;                     /* The max Fan PWM value for Fuzzy Fan Control feature */
+	uint16_t  usFanRPMMinLimit;                /* Minimum limit range in percentage, need to calculate based on minRPM/MaxRpm */
+	uint16_t  usFanRPMMaxLimit;                /* Maximum limit range in percentage, usually set to 100% by default */
+	uint16_t  usFanRPMStep;                    /* Step increments/decerements, in percent */
+	uint16_t  usDefaultMaxFanRPM;              /* The max Fan RPM value for Fuzzy Fan Control feature, default from PPTable */
+	uint16_t  usMaxFanRPM;                     /* The max Fan RPM value for Fuzzy Fan Control feature, user defined */
+	uint16_t  usFanCurrentLow;                 /* Low current */
+	uint16_t  usFanCurrentHigh;                /* High current */
+	uint16_t  usFanRPMLow;                     /* Low RPM */
+	uint16_t  usFanRPMHigh;                    /* High RPM */
+	uint32_t   ulMinFanSCLKAcousticLimit;      /* Minimum Fan Controller SCLK Frequency Acoustic Limit. */
+	uint8_t   ucTargetTemperature;             /* Advanced fan controller target temperature. */
+	uint8_t   ucMinimumPWMLimit;               /* The minimum PWM that the advanced fan controller can set.  This should be set to the highest PWM that will run the fan at its lowest RPM. */
+	uint16_t  usFanGainEdge;                   /* The following is added for Fiji */
+	uint16_t  usFanGainHotspot;
+	uint16_t  usFanGainLiquid;
+	uint16_t  usFanGainVrVddc;
+	uint16_t  usFanGainVrMvdd;
+	uint16_t  usFanGainPlx;
+	uint16_t  usFanGainHbm;
+};
+
+struct pp_thermal_controller_info {
+	uint8_t ucType;
+	uint8_t ucI2cLine;
+	uint8_t ucI2cAddress;
+	struct pp_fan_info fanInfo;
+	struct pp_advance_fan_control_parameters advanceFanControlParameters;
+};
+
+struct phm_microcode_version_info {
+	uint32_t SMC;
+	uint32_t DMCU;
+	uint32_t MC;
+	uint32_t NB;
+};
+
+/**
+ * The main hardware manager structure.
+ */
 struct pp_hwmgr {
 	uint32_t chip_family;
 	uint32_t chip_id;
@@ -466,6 +548,8 @@ struct pp_hwmgr {
 	struct pp_power_state    *ps;
         enum pp_power_source  power_source;
 	uint32_t num_ps;
+	struct pp_thermal_controller_info thermal_controller;
+	struct phm_microcode_version_info microcode_version_info;
 	uint32_t ps_size;
 	struct pp_power_state    *current_ps;
 	struct pp_power_state    *request_ps;
@@ -487,7 +571,13 @@ extern int phm_wait_on_register(struct pp_hwmgr *hwmgr, uint32_t index,
 extern int phm_wait_for_register_unequal(struct pp_hwmgr *hwmgr,
 				uint32_t index, uint32_t value, uint32_t mask);
 
+extern uint32_t phm_read_indirect_register(struct pp_hwmgr *hwmgr,
+		uint32_t indirect_port, uint32_t index);
 
+extern void phm_write_indirect_register(struct pp_hwmgr *hwmgr,
+		uint32_t indirect_port,
+		uint32_t index,
+		uint32_t value);
 
 extern void phm_wait_on_indirect_register(struct pp_hwmgr *hwmgr,
 				uint32_t indirect_port,
diff --git a/drivers/gpu/drm/amd/powerplay/inc/pp_debug.h b/drivers/gpu/drm/amd/powerplay/inc/pp_debug.h
index 65ef5478b5ed..3df3dedb1bb5 100644
--- a/drivers/gpu/drm/amd/powerplay/inc/pp_debug.h
+++ b/drivers/gpu/drm/amd/powerplay/inc/pp_debug.h
@@ -31,7 +31,7 @@
 #define PP_ASSERT_WITH_CODE(cond, msg, code)	\
 	do {					\
 		if (!(cond)) {			\
-			printk(msg);	\
+			printk("%s\n", msg);	\
 			code;			\
 		}				\
 	} while (0)
diff --git a/drivers/gpu/drm/amd/powerplay/inc/smu_ucode_xfer_vi.h b/drivers/gpu/drm/amd/powerplay/inc/smu_ucode_xfer_vi.h
new file mode 100644
index 000000000000..c24a81eebc7c
--- /dev/null
+++ b/drivers/gpu/drm/amd/powerplay/inc/smu_ucode_xfer_vi.h
@@ -0,0 +1,100 @@
+/*
+ * Copyright 2014 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.
+ *
+ */
+
+#ifndef SMU_UCODE_XFER_VI_H
+#define SMU_UCODE_XFER_VI_H
+
+#define SMU_DRAMData_TOC_VERSION  1
+#define MAX_IH_REGISTER_COUNT     65535
+#define SMU_DIGEST_SIZE_BYTES     20
+#define SMU_FB_SIZE_BYTES         1048576
+#define SMU_MAX_ENTRIES           12
+
+#define UCODE_ID_SMU              0
+#define UCODE_ID_SDMA0            1
+#define UCODE_ID_SDMA1            2
+#define UCODE_ID_CP_CE            3
+#define UCODE_ID_CP_PFP           4
+#define UCODE_ID_CP_ME            5
+#define UCODE_ID_CP_MEC           6
+#define UCODE_ID_CP_MEC_JT1       7
+#define UCODE_ID_CP_MEC_JT2       8
+#define UCODE_ID_GMCON_RENG       9
+#define UCODE_ID_RLC_G            10
+#define UCODE_ID_IH_REG_RESTORE   11
+#define UCODE_ID_VBIOS            12
+#define UCODE_ID_MISC_METADATA    13
+#define UCODE_ID_RLC_SCRATCH      32
+#define UCODE_ID_RLC_SRM_ARAM     33
+#define UCODE_ID_RLC_SRM_DRAM     34
+#define UCODE_ID_MEC_STORAGE      35
+#define UCODE_ID_VBIOS_PARAMETERS 36
+#define UCODE_META_DATA           0xFF
+
+#define UCODE_ID_SMU_MASK             0x00000001
+#define UCODE_ID_SDMA0_MASK           0x00000002
+#define UCODE_ID_SDMA1_MASK           0x00000004
+#define UCODE_ID_CP_CE_MASK           0x00000008
+#define UCODE_ID_CP_PFP_MASK          0x00000010
+#define UCODE_ID_CP_ME_MASK           0x00000020
+#define UCODE_ID_CP_MEC_MASK          0x00000040
+#define UCODE_ID_CP_MEC_JT1_MASK      0x00000080
+#define UCODE_ID_CP_MEC_JT2_MASK      0x00000100
+#define UCODE_ID_GMCON_RENG_MASK      0x00000200
+#define UCODE_ID_RLC_G_MASK           0x00000400
+#define UCODE_ID_IH_REG_RESTORE_MASK  0x00000800
+#define UCODE_ID_VBIOS_MASK           0x00001000
+
+#define UCODE_FLAG_UNHALT_MASK   0x1
+
+struct SMU_Entry {
+#ifndef __BIG_ENDIAN
+	uint16_t id;
+	uint16_t version;
+	uint32_t image_addr_high;
+	uint32_t image_addr_low;
+	uint32_t meta_data_addr_high;
+	uint32_t meta_data_addr_low;
+	uint32_t data_size_byte;
+	uint16_t flags;
+	uint16_t num_register_entries;
+#else
+	uint16_t version;
+	uint16_t id;
+	uint32_t image_addr_high;
+	uint32_t image_addr_low;
+	uint32_t meta_data_addr_high;
+	uint32_t meta_data_addr_low;
+	uint32_t data_size_byte;
+	uint16_t num_register_entries;
+	uint16_t flags;
+#endif
+};
+
+struct SMU_DRAMData_TOC {
+	uint32_t structure_version;
+	uint32_t num_entries;
+	struct SMU_Entry entry[SMU_MAX_ENTRIES];
+};
+
+#endif