drm/amd/pm: optimize the power related source code layout

The target is to provide a clear entry point(for power routines).
Also this can help to maintain a clear view about the frameworks
used on different ASICs. Hopefully all these can make power part
more friendly to play with.

Signed-off-by: Evan Quan <evan.quan@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

1 files changed, 232 insertions, 0 deletions

diff --git a/drivers/gpu/drm/amd/pm/inc/smu12_driver_if.h b/drivers/gpu/drm/amd/pm/inc/smu12_driver_if.h
new file mode 100644
index 000000000000..e9315eb5b48e
--- /dev/null
+++ b/drivers/gpu/drm/amd/pm/inc/smu12_driver_if.h
@@ -0,0 +1,232 @@
+/*
+ * Copyright 2019 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 SMU12_DRIVER_IF_H
+#define SMU12_DRIVER_IF_H
+
+// *** IMPORTANT ***
+// SMU TEAM: Always increment the interface version if 
+// any structure is changed in this file
+#define SMU12_DRIVER_IF_VERSION 14
+
+typedef struct {
+  int32_t value;
+  uint32_t numFractionalBits;
+} FloatInIntFormat_t;
+
+typedef enum {
+  DSPCLK_DCFCLK = 0,
+  DSPCLK_DISPCLK,
+  DSPCLK_PIXCLK,
+  DSPCLK_PHYCLK,
+  DSPCLK_COUNT,
+} DSPCLK_e;
+
+typedef struct {
+  uint16_t Freq; // in MHz
+  uint16_t Vid;  // min voltage in SVI2 VID
+} DisplayClockTable_t;
+
+typedef struct {
+  uint16_t MinClock; // This is either DCFCLK or SOCCLK (in MHz)
+  uint16_t MaxClock; // This is either DCFCLK or SOCCLK (in MHz)
+  uint16_t MinMclk;
+  uint16_t MaxMclk;
+
+  uint8_t  WmSetting;
+  uint8_t  WmType;  // Used for normal pstate change or memory retraining
+  uint8_t  Padding[2];
+} WatermarkRowGeneric_t;
+
+#define NUM_WM_RANGES 4
+#define WM_PSTATE_CHG 0
+#define WM_RETRAINING 1
+
+typedef enum {
+  WM_SOCCLK = 0,
+  WM_DCFCLK,
+  WM_COUNT,
+} WM_CLOCK_e;
+
+typedef struct {
+  // Watermarks
+  WatermarkRowGeneric_t WatermarkRow[WM_COUNT][NUM_WM_RANGES];
+
+  uint32_t     MmHubPadding[7]; // SMU internal use
+} Watermarks_t;
+
+typedef enum {
+  CUSTOM_DPM_SETTING_GFXCLK,
+  CUSTOM_DPM_SETTING_CCLK,
+  CUSTOM_DPM_SETTING_FCLK_CCX,
+  CUSTOM_DPM_SETTING_FCLK_GFX,
+  CUSTOM_DPM_SETTING_FCLK_STALLS,
+  CUSTOM_DPM_SETTING_LCLK,
+  CUSTOM_DPM_SETTING_COUNT,
+} CUSTOM_DPM_SETTING_e;
+
+typedef struct {
+  uint8_t             ActiveHystLimit;
+  uint8_t             IdleHystLimit;
+  uint8_t             FPS;
+  uint8_t             MinActiveFreqType;
+  FloatInIntFormat_t  MinActiveFreq;
+  FloatInIntFormat_t  PD_Data_limit;
+  FloatInIntFormat_t  PD_Data_time_constant;
+  FloatInIntFormat_t  PD_Data_error_coeff;
+  FloatInIntFormat_t  PD_Data_error_rate_coeff;
+} DpmActivityMonitorCoeffExt_t;
+
+typedef struct {
+  DpmActivityMonitorCoeffExt_t DpmActivityMonitorCoeff[CUSTOM_DPM_SETTING_COUNT];
+} CustomDpmSettings_t;
+
+
+#define NUM_DCFCLK_DPM_LEVELS 8
+#define NUM_SOCCLK_DPM_LEVELS 8
+#define NUM_FCLK_DPM_LEVELS   4
+#define NUM_MEMCLK_DPM_LEVELS 4
+#define NUM_VCN_DPM_LEVELS    8
+
+typedef struct {
+  uint32_t Freq;    // In MHz
+  uint32_t Vol;     // Millivolts with 2 fractional bits
+} DpmClock_t;
+
+typedef struct {
+  DpmClock_t DcfClocks[NUM_DCFCLK_DPM_LEVELS];
+  DpmClock_t SocClocks[NUM_SOCCLK_DPM_LEVELS];
+  DpmClock_t FClocks[NUM_FCLK_DPM_LEVELS];
+  DpmClock_t MemClocks[NUM_MEMCLK_DPM_LEVELS];
+  DpmClock_t VClocks[NUM_VCN_DPM_LEVELS];
+  DpmClock_t DClocks[NUM_VCN_DPM_LEVELS];
+
+  uint8_t NumDcfClkDpmEnabled;
+  uint8_t NumSocClkDpmEnabled;
+  uint8_t NumFClkDpmEnabled;
+  uint8_t NumMemClkDpmEnabled;
+  uint8_t NumVClkDpmEnabled;
+  uint8_t NumDClkDpmEnabled;
+  uint8_t spare[2];
+} DpmClocks_t;
+
+
+typedef enum {
+  CLOCK_SMNCLK = 0,
+  CLOCK_SOCCLK,
+  CLOCK_MP0CLK,
+  CLOCK_MP1CLK,
+  CLOCK_MP2CLK,
+  CLOCK_VCLK,
+  CLOCK_LCLK,
+  CLOCK_DCLK,
+  CLOCK_ACLK,
+  CLOCK_ISPCLK,
+  CLOCK_SHUBCLK,
+  CLOCK_DISPCLK,
+  CLOCK_DPPCLK,
+  CLOCK_DPREFCLK,
+  CLOCK_DCFCLK,
+  CLOCK_FCLK,
+  CLOCK_UMCCLK,
+  CLOCK_GFXCLK,
+  CLOCK_COUNT,
+} CLOCK_IDs_e;
+
+// Throttler Status Bitmask
+#define THROTTLER_STATUS_BIT_SPL            0
+#define THROTTLER_STATUS_BIT_FPPT           1
+#define THROTTLER_STATUS_BIT_SPPT           2
+#define THROTTLER_STATUS_BIT_SPPT_APU       3
+#define THROTTLER_STATUS_BIT_THM_CORE       4
+#define THROTTLER_STATUS_BIT_THM_GFX        5
+#define THROTTLER_STATUS_BIT_THM_SOC        6
+#define THROTTLER_STATUS_BIT_TDC_VDD        7
+#define THROTTLER_STATUS_BIT_TDC_SOC        8
+#define THROTTLER_STATUS_BIT_PROCHOT_CPU    9
+#define THROTTLER_STATUS_BIT_PROCHOT_GFX   10
+#define THROTTLER_STATUS_BIT_EDC_CPU       11
+#define THROTTLER_STATUS_BIT_EDC_GFX       12
+
+typedef struct {
+  uint16_t ClockFrequency[CLOCK_COUNT]; //[MHz]
+
+  uint16_t AverageGfxclkFrequency;      //[MHz]
+  uint16_t AverageSocclkFrequency;      //[MHz]
+  uint16_t AverageVclkFrequency;        //[MHz]
+  uint16_t AverageFclkFrequency;        //[MHz]
+
+  uint16_t AverageGfxActivity;          //[centi]
+  uint16_t AverageUvdActivity;          //[centi]
+
+  uint16_t Voltage[2];                  //[mV] indices: VDDCR_VDD, VDDCR_SOC
+  uint16_t Current[2];                  //[mA] indices: VDDCR_VDD, VDDCR_SOC
+  uint16_t Power[2];                    //[mW] indices: VDDCR_VDD, VDDCR_SOC
+
+  uint16_t FanPwm;                      //[milli]
+  uint16_t CurrentSocketPower;          //[W]
+
+  uint16_t CoreFrequency[8];            //[MHz]
+  uint16_t CorePower[8];                //[mW]
+  uint16_t CoreTemperature[8];          //[centi-Celsius]
+  uint16_t L3Frequency[2];              //[MHz]
+  uint16_t L3Temperature[2];            //[centi-Celsius]
+
+  uint16_t GfxTemperature;              //[centi-Celsius]
+  uint16_t SocTemperature;              //[centi-Celsius]
+  uint16_t ThrottlerStatus;
+  uint16_t spare;
+
+  uint16_t StapmOriginalLimit;          //[W]
+  uint16_t StapmCurrentLimit;           //[W]
+  uint16_t ApuPower;                    //[W]
+  uint16_t dGpuPower;                   //[W]
+
+  uint16_t VddTdcValue;                 //[mA]
+  uint16_t SocTdcValue;                 //[mA]
+  uint16_t VddEdcValue;                 //[mA]
+  uint16_t SocEdcValue;                 //[mA]
+  uint16_t reserve[2];
+} SmuMetrics_t;
+
+
+// Workload bits
+#define WORKLOAD_PPLIB_FULL_SCREEN_3D_BIT 0
+#define WORKLOAD_PPLIB_VIDEO_BIT          2
+#define WORKLOAD_PPLIB_VR_BIT             3
+#define WORKLOAD_PPLIB_COMPUTE_BIT        4
+#define WORKLOAD_PPLIB_CUSTOM_BIT         5
+#define WORKLOAD_PPLIB_COUNT              6
+
+#define TABLE_BIOS_IF            0 // Called by BIOS
+#define TABLE_WATERMARKS         1 // Called by Driver
+#define TABLE_CUSTOM_DPM         2 // Called by Driver
+#define TABLE_SPARE1             3
+#define TABLE_DPMCLOCKS          4 // Called by Driver
+#define TABLE_MOMENTARY_PM       5 // Called by Tools
+#define TABLE_MODERN_STDBY       6 // Called by Tools for Modern Standby Log
+#define TABLE_SMU_METRICS        7 // Called by Driver
+#define TABLE_COUNT              8
+
+
+#endif