drm/amdgpu/powerplay: Add smu_v12_0_ppsmc.h (v2)

This is the SMU v12 driver message interface.

v2: squash in updates
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/powerplay/inc/smu_v12_0_ppsmc.h

+/*
+ * 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 SMU_12_0_PPSMC_H
+#define SMU_12_0_PPSMC_H
+
+// SMU Response Codes:
+#define PPSMC_Result_OK                    0x1
+#define PPSMC_Result_Failed                0xFF
+#define PPSMC_Result_UnknownCmd            0xFE
+#define PPSMC_Result_CmdRejectedPrereq     0xFD
+#define PPSMC_Result_CmdRejectedBusy       0xFC
+
+
+// Message Definitions:
+#define PPSMC_MSG_TestMessage                   0x1
+#define PPSMC_MSG_GetSmuVersion                 0x2
+#define PPSMC_MSG_GetDriverIfVersion            0x3
+#define PPSMC_MSG_PowerUpGfx                    0x6
+#define PPSMC_MSG_EnableGfxOff                  0x7
+#define PPSMC_MSG_DisableGfxOff                 0x8
+#define PPSMC_MSG_PowerDownIspByTile            0x9 // ISP is power gated by default
+#define PPSMC_MSG_PowerUpIspByTile              0xA
+#define PPSMC_MSG_PowerDownVcn                  0xB // VCN is power gated by default
+#define PPSMC_MSG_PowerUpVcn                    0xC
+#define PPSMC_MSG_PowerDownSdma                 0xD // SDMA is power gated by default
+#define PPSMC_MSG_PowerUpSdma                   0xE
+#define PPSMC_MSG_SetHardMinIspclkByFreq        0xF
+#define PPSMC_MSG_SetHardMinVcn                 0x10 // For wireless display
+#define PPSMC_MSG_spare1                        0x11
+#define PPSMC_MSG_spare2                        0x12
+#define PPSMC_MSG_SetAllowFclkSwitch            0x13
+#define PPSMC_MSG_SetMinVideoGfxclkFreq         0x14
+#define PPSMC_MSG_ActiveProcessNotify           0x15
+#define PPSMC_MSG_SetCustomPolicy               0x16
+#define PPSMC_MSG_SetVideoFps                   0x17
+#define PPSMC_MSG_SetDisplayCount               0x18 // Moved to VBIOS
+#define PPSMC_MSG_QueryPowerLimit               0x19 //Driver to look up sustainable clocks for VQ
+#define PPSMC_MSG_SetDriverDramAddrHigh         0x1A
+#define PPSMC_MSG_SetDriverDramAddrLow          0x1B
+#define PPSMC_MSG_TransferTableSmu2Dram         0x1C
+#define PPSMC_MSG_TransferTableDram2Smu         0x1D
+#define PPSMC_MSG_GfxDeviceDriverReset          0x1E
+#define PPSMC_MSG_SetGfxclkOverdriveByFreqVid   0x1F
+#define PPSMC_MSG_SetHardMinDcfclkByFreq        0x20 // Moved to VBIOS
+#define PPSMC_MSG_SetHardMinSocclkByFreq        0x21
+#define PPSMC_MSG_ControlIgpuATS                0x22
+#define PPSMC_MSG_SetMinVideoFclkFreq           0x23
+#define PPSMC_MSG_SetMinDeepSleepDcfclk         0x24 // Moved to VBIOS
+#define PPSMC_MSG_ForcePowerDownGfx             0x25
+#define PPSMC_MSG_SetPhyclkVoltageByFreq        0x26 // Moved to VBIOS
+#define PPSMC_MSG_SetDppclkVoltageByFreq        0x27 // Moved to VBIOS and is SetDppclkFreq
+#define PPSMC_MSG_SetSoftMinVcn                 0x28
+#define PPSMC_MSG_EnablePostCode                0x29
+#define PPSMC_MSG_GetGfxclkFrequency            0x2A
+#define PPSMC_MSG_GetFclkFrequency              0x2B
+#define PPSMC_MSG_GetMinGfxclkFrequency         0x2C
+#define PPSMC_MSG_GetMaxGfxclkFrequency         0x2D
+#define PPSMC_MSG_SoftReset                     0x2E // Not supported
+#define PPSMC_MSG_SetGfxCGPG                    0x2F
+#define PPSMC_MSG_SetSoftMaxGfxClk              0x30
+#define PPSMC_MSG_SetHardMinGfxClk              0x31
+#define PPSMC_MSG_SetSoftMaxSocclkByFreq        0x32
+#define PPSMC_MSG_SetSoftMaxFclkByFreq          0x33
+#define PPSMC_MSG_SetSoftMaxVcn                 0x34
+#define PPSMC_MSG_PowerGateMmHub                0x35
+#define PPSMC_MSG_UpdatePmeRestore              0x36 // Moved to VBIOS
+#define PPSMC_MSG_GpuChangeState                0x37
+#define PPSMC_MSG_SetPowerLimitPercentage       0x38
+#define PPSMC_MSG_ForceGfxContentSave           0x39
+#define PPSMC_MSG_EnableTmdp48MHzRefclkPwrDown  0x3A // Moved to VBIOS
+#define PPSMC_MSG_PowerDownJpeg                 0x3B
+#define PPSMC_MSG_PowerUpJpeg                   0x3C
+#define PPSMC_MSG_PowerGateAtHub                0x3D
+#define PPSMC_MSG_SetSoftMinJpeg                0x3E
+#define PPSMC_MSG_SetHardMinFclkByFreq          0x3F
+#define PPSMC_Message_Count                     0x40
+
+
+//Argument for  PPSMC_MSG_GpuChangeState
+enum {
+  eGpuChangeState_D0Entry = 1,
+  eGpuChangeState_D3Entry,
+};
+
+#endif