From: Hawking Zhang <[email protected]>

smu v15_0_8 is the new generation of smu ip block

v2: Squash in rebase changes (Alex)
v3: Squash in fw version check changes (Alex)

Signed-off-by: Hawking Zhang <[email protected]>
Reviewed-by: Likun Gao <[email protected]>
Reviewed-by: Yang Wang <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
---
 drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c     |   1 +
 drivers/gpu/drm/amd/pm/swsmu/inc/smu_types.h  |  15 +-
 drivers/gpu/drm/amd/pm/swsmu/inc/smu_v15_0.h  |   6 +
 drivers/gpu/drm/amd/pm/swsmu/smu15/Makefile   |   2 +-
 .../gpu/drm/amd/pm/swsmu/smu15/smu_v15_0.c    |  81 ++-
 .../drm/amd/pm/swsmu/smu15/smu_v15_0_8_ppt.c  | 483 ++++++++++++++++++
 .../drm/amd/pm/swsmu/smu15/smu_v15_0_8_ppt.h  |  28 +
 7 files changed, 564 insertions(+), 52 deletions(-)
 create mode 100644 drivers/gpu/drm/amd/pm/swsmu/smu15/smu_v15_0_8_ppt.c
 create mode 100644 drivers/gpu/drm/amd/pm/swsmu/smu15/smu_v15_0_8_ppt.h

diff --git a/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c 
b/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c
index 3dc9171941542..5a92ab9601a15 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c
@@ -47,6 +47,7 @@
 #include "smu_v14_0_0_ppt.h"
 #include "smu_v14_0_2_ppt.h"
 #include "smu_v15_0_0_ppt.h"
+#include "smu_v15_0_8_ppt.h"
 #include "amd_pcie.h"
 
 /*
diff --git a/drivers/gpu/drm/amd/pm/swsmu/inc/smu_types.h 
b/drivers/gpu/drm/amd/pm/swsmu/inc/smu_types.h
index 584c4cfd0c16f..5f77749998e32 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/inc/smu_types.h
+++ b/drivers/gpu/drm/amd/pm/swsmu/inc/smu_types.h
@@ -292,7 +292,12 @@
        __SMU_DUMMY_MAP(AllowZstates), \
        __SMU_DUMMY_MAP(GetSmartShiftStatus), \
        __SMU_DUMMY_MAP(EnableLSdma), \
-       __SMU_DUMMY_MAP(DisableLSdma),
+       __SMU_DUMMY_MAP(DisableLSdma), \
+       __SMU_DUMMY_MAP(InitializeGfx), \
+       __SMU_DUMMY_MAP(SetSoftMaxFclk), \
+       __SMU_DUMMY_MAP(SetSoftMaxGl2clk), \
+       __SMU_DUMMY_MAP(SetSoftMinGl2clk), \
+       __SMU_DUMMY_MAP(GetSystemMetricsVersion),
 
 #undef __SMU_DUMMY_MAP
 #define __SMU_DUMMY_MAP(type)  SMU_MSG_##type
@@ -472,6 +477,14 @@ enum smu_clk_type {
        __SMU_DUMMY_MAP(GFX_DIDT_XVMIN),                                \
        __SMU_DUMMY_MAP(FAN_ABNORMAL),                          \
        __SMU_DUMMY_MAP(PIT),                           \
+       __SMU_DUMMY_MAP(DS_DMABECLK),                           \
+       __SMU_DUMMY_MAP(DS_MPIFOECLK),                          \
+       __SMU_DUMMY_MAP(DS_MPRASCLK),                           \
+       __SMU_DUMMY_MAP(DS_MPNHTCLK),                           \
+       __SMU_DUMMY_MAP(DS_FIOCLK),                             \
+       __SMU_DUMMY_MAP(DS_DXIOCLK),                            \
+       __SMU_DUMMY_MAP(DS_GL2CLK),                             \
+       __SMU_DUMMY_MAP(DPM_GL2CLK),                            \
        __SMU_DUMMY_MAP(HROM_EN),
 
 #undef __SMU_DUMMY_MAP
diff --git a/drivers/gpu/drm/amd/pm/swsmu/inc/smu_v15_0.h 
b/drivers/gpu/drm/amd/pm/swsmu/inc/smu_v15_0.h
index 09743ccd0d15c..95c77e926e1fe 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/inc/smu_v15_0.h
+++ b/drivers/gpu/drm/amd/pm/swsmu/inc/smu_v15_0.h
@@ -41,6 +41,10 @@
 #define smnMP1_FIRMWARE_FLAGS          0x3010024
 #define smnMP1_PUB_CTRL                        0x3010d10
 
+#define SMU15_DRIVER_IF_VERSION_SMU_V15_0_8 0x007D0000
+
+#define FEATURE_MASK(feature) (1ULL << feature)
+
 #define MAX_DPM_LEVELS 16
 #define MAX_PCIE_CONF 3
 
@@ -104,6 +108,7 @@ struct smu_15_0_dpm_context {
        struct smu_15_0_dpm_tables  dpm_tables;
        uint32_t                    workload_policy_mask;
        uint32_t                    dcef_min_ds_clk;
+       uint64_t                    caps;
 };
 
 enum smu_15_0_power_state {
@@ -118,6 +123,7 @@ struct smu_15_0_power_context {
        uint32_t        power_source;
        uint8_t         in_power_limit_boost_mode;
        enum smu_15_0_power_state power_state;
+       atomic_t        throttle_status;
 };
 
 #if defined(SWSMU_CODE_LAYER_L2) || defined(SWSMU_CODE_LAYER_L3)
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu15/Makefile 
b/drivers/gpu/drm/amd/pm/swsmu/smu15/Makefile
index 7f59a0aabdeb6..fa083ad46c0fd 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu15/Makefile
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu15/Makefile
@@ -23,7 +23,7 @@
 # Makefile for the 'smu manager' sub-component of powerplay.
 # It provides the smu management services for the driver.
 
-SMU15_MGR = smu_v15_0.o smu_v15_0_0_ppt.o
+SMU15_MGR = smu_v15_0.o smu_v15_0_0_ppt.o smu_v15_0_8_ppt.o
 
 AMD_SWSMU_SMU15MGR = $(addprefix $(AMD_SWSMU_PATH)/smu15/,$(SMU15_MGR))
 
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu15/smu_v15_0.c 
b/drivers/gpu/drm/amd/pm/swsmu/smu15/smu_v15_0.c
index 478ee87af51f3..51d1f5d42ad31 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu15/smu_v15_0.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu15/smu_v15_0.c
@@ -590,71 +590,52 @@ int smu_v15_0_notify_memory_pool_location(struct 
smu_context *smu)
 {
        struct smu_table_context *smu_table = &smu->smu_table;
        struct smu_table *memory_pool = &smu_table->memory_pool;
-       int ret = 0;
-       uint64_t address;
-       uint32_t address_low, address_high;
+       struct smu_msg_args args = {
+               .msg = SMU_MSG_DramLogSetDramAddr,
+               .num_args = 3,
+               .num_out_args = 0,
+       };
 
        if (memory_pool->size == 0 || memory_pool->cpu_addr == NULL)
-               return ret;
-
-       address = memory_pool->mc_address;
-       address_high = (uint32_t)upper_32_bits(address);
-       address_low  = (uint32_t)lower_32_bits(address);
+               return 0;
 
-       ret = smu_cmn_send_smc_msg_with_param(smu, 
SMU_MSG_DramLogSetDramAddrHigh,
-                                             address_high, NULL);
-       if (ret)
-               return ret;
-       ret = smu_cmn_send_smc_msg_with_param(smu, 
SMU_MSG_DramLogSetDramAddrLow,
-                                             address_low, NULL);
-       if (ret)
-               return ret;
-       ret = smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_DramLogSetDramSize,
-                                             (uint32_t)memory_pool->size, 
NULL);
-       if (ret)
-               return ret;
+       /* SMU_MSG_DramLogSetDramAddr: ARG0=low, ARG1=high, ARG2=size */
+       args.args[0] = lower_32_bits(memory_pool->mc_address);
+       args.args[1] = upper_32_bits(memory_pool->mc_address);
+       args.args[2] = (u32)memory_pool->size;
 
-       return ret;
+       return smu->msg_ctl.ops->send_msg(&smu->msg_ctl, &args);
 }
 
 int smu_v15_0_set_driver_table_location(struct smu_context *smu)
 {
        struct smu_table *driver_table = &smu->smu_table.driver_table;
-       int ret = 0;
+       struct smu_msg_args args = {
+               .msg = SMU_MSG_SetDriverDramAddrHigh,
+               .num_args = 2,
+               .num_out_args = 0,
+       };
 
-       if (driver_table->mc_address) {
-               ret = smu_cmn_send_smc_msg_with_param(smu,
-                                                     
SMU_MSG_SetDriverDramAddrHigh,
-                                                     
upper_32_bits(driver_table->mc_address),
-                                                     NULL);
-               if (!ret)
-                       ret = smu_cmn_send_smc_msg_with_param(smu,
-                                                             
SMU_MSG_SetDriverDramAddrLow,
-                                                             
lower_32_bits(driver_table->mc_address),
-                                                             NULL);
-       }
+       args.args[0] = lower_32_bits(driver_table->mc_address);
+       args.args[1] = upper_32_bits(driver_table->mc_address);
 
-       return ret;
+       return smu->msg_ctl.ops->send_msg(&smu->msg_ctl, &args);
 }
 
 int smu_v15_0_set_tool_table_location(struct smu_context *smu)
 {
-       int ret = 0;
        struct smu_table *tool_table = 
&smu->smu_table.tables[SMU_TABLE_PMSTATUSLOG];
+       struct smu_msg_args args = {
+               .msg = SMU_MSG_SetToolsDramAddrHigh,
+               .num_args = 2,
+               .num_out_args = 0,
+       };
 
-       if (tool_table->mc_address) {
-               ret = smu_cmn_send_smc_msg_with_param(smu,
-                                                     
SMU_MSG_SetToolsDramAddrHigh,
-                                                     
upper_32_bits(tool_table->mc_address),
-                                                     NULL);
-               if (!ret)
-                       ret = smu_cmn_send_smc_msg_with_param(smu,
-                                                             
SMU_MSG_SetToolsDramAddrLow,
-                                                             
lower_32_bits(tool_table->mc_address),
-                                                             NULL);
-       }
+       /* SMU_MSG_SetToolsDramAddr: ARG0=low, ARG1=high */
+       args.args[0] = lower_32_bits(tool_table->mc_address);
+       args.args[1] = upper_32_bits(tool_table->mc_address);
 
-       return ret;
+       return smu->msg_ctl.ops->send_msg(&smu->msg_ctl, &args);
 }
 
 int smu_v15_0_set_allowed_mask(struct smu_context *smu)
@@ -701,8 +682,7 @@ int smu_v15_0_gfx_off_control(struct smu_context *smu, bool 
enable)
        return ret;
 }
 
-int smu_v15_0_system_features_control(struct smu_context *smu,
-                                     bool en)
+int smu_v15_0_system_features_control(struct smu_context *smu, bool en)
 {
        return smu_cmn_send_smc_msg(smu, (en ? SMU_MSG_EnableAllSmuFeatures :
                                          SMU_MSG_DisableAllSmuFeatures), NULL);
@@ -906,7 +886,8 @@ static int smu_v15_0_wait_for_reset_complete(struct 
smu_context *smu,
        return ret;
 }
 
-int smu_v15_0_wait_for_event(struct smu_context *smu, enum smu_event_type 
event,
+int smu_v15_0_wait_for_event(struct smu_context *smu,
+                            enum smu_event_type event,
                             uint64_t event_arg)
 {
        int ret = -EINVAL;
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu15/smu_v15_0_8_ppt.c 
b/drivers/gpu/drm/amd/pm/swsmu/smu15/smu_v15_0_8_ppt.c
new file mode 100644
index 0000000000000..c4da0cdc1222a
--- /dev/null
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu15/smu_v15_0_8_ppt.c
@@ -0,0 +1,483 @@
+/*
+ * Copyright 2025 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.
+ *
+ */
+
+#define SWSMU_CODE_LAYER_L2
+
+#include <linux/firmware.h>
+#include "amdgpu.h"
+#include "amdgpu_smu.h"
+#include "smu_v15_0_8_pmfw.h"
+#include "smu15_driver_if_v15_0_8.h"
+#include "smu_v15_0_8_ppsmc.h"
+#include "smu_v15_0_8_ppt.h"
+#include <linux/pci.h>
+#include "smu_cmn.h"
+#include "mp/mp_15_0_8_offset.h"
+#include "mp/mp_15_0_8_sh_mask.h"
+#include "smu_v15_0.h"
+
+#undef MP1_Public
+
+/* address block */
+#define MP1_Public                     0x03b00000
+#define smnMP1_FIRMWARE_FLAGS_15_0_8   0x3010024
+/*
+ * DO NOT use these for err/warn/info/debug messages.
+ * Use dev_err, dev_warn, dev_info and dev_dbg instead.
+ * They are more MGPU friendly.
+ */
+#undef pr_err
+#undef pr_warn
+#undef pr_info
+#undef pr_debug
+
+#define to_amdgpu_device(x) (container_of(x, struct amdgpu_device, pm.smu_i2c))
+
+#define SMU_15_0_8_FEA_MAP(smu_feature, smu_15_0_8_feature)                    
\
+       [smu_feature] = { 1, (smu_15_0_8_feature) }
+
+#define FEATURE_MASK(feature) (1ULL << feature)
+
+static const struct smu_feature_bits smu_v15_0_8_dpm_features = {
+       .bits = { SMU_FEATURE_BIT_INIT(FEATURE_ID_DATA_CALCULATION),
+                 SMU_FEATURE_BIT_INIT(FEATURE_ID_DPM_GFXCLK),
+                 SMU_FEATURE_BIT_INIT(FEATURE_ID_DPM_UCLK),
+                 SMU_FEATURE_BIT_INIT(FEATURE_ID_DPM_FCLK),
+                 SMU_FEATURE_BIT_INIT(FEATURE_ID_DPM_GL2CLK) }
+};
+
+static const struct cmn2asic_msg_mapping 
smu_v15_0_8_message_map[SMU_MSG_MAX_COUNT] = {
+       MSG_MAP(TestMessage,                         PPSMC_MSG_TestMessage,     
                0),
+       MSG_MAP(GetSmuVersion,                       PPSMC_MSG_GetSmuVersion,   
                1),
+       MSG_MAP(GfxDeviceDriverReset,                PPSMC_MSG_GfxDriverReset,  
                SMU_MSG_RAS_PRI | SMU_MSG_NO_PRECHECK),
+       MSG_MAP(GetDriverIfVersion,                  
PPSMC_MSG_GetDriverIfVersion,              1),
+       MSG_MAP(EnableAllSmuFeatures,                
PPSMC_MSG_EnableAllSmuFeatures,            0),
+       MSG_MAP(GetMetricsVersion,                   
PPSMC_MSG_GetMetricsVersion,               1),
+       MSG_MAP(GetMetricsTable,                     PPSMC_MSG_GetMetricsTable, 
                1),
+       MSG_MAP(GetEnabledSmuFeatures,               
PPSMC_MSG_GetEnabledSmuFeatures,           1),
+       MSG_MAP(SetDriverDramAddrHigh,               
PPSMC_MSG_SetDriverDramAddr,               1),
+       MSG_MAP(SetToolsDramAddrHigh,                
PPSMC_MSG_SetToolsDramAddr,                0),
+       MSG_MAP(SetSoftMaxByFreq,                    
PPSMC_MSG_SetSoftMaxByFreq,                1),
+       MSG_MAP(SetPptLimit,                         PPSMC_MSG_SetPptLimit,     
                0),
+       MSG_MAP(GetPptLimit,                         PPSMC_MSG_GetPptLimit,     
                1),
+       MSG_MAP(DramLogSetDramAddr,                  
PPSMC_MSG_DramLogSetDramAddr,              0),
+       MSG_MAP(HeavySBR,                            PPSMC_MSG_HeavySBR,        
                0),
+       MSG_MAP(DFCstateControl,                     PPSMC_MSG_DFCstateControl, 
                0),
+       MSG_MAP(GfxDriverResetRecovery,              
PPSMC_MSG_GfxDriverResetRecovery,          0),
+       MSG_MAP(SetSoftMinGfxclk,                    
PPSMC_MSG_SetSoftMinGfxClk,                1),
+       MSG_MAP(SetSoftMaxGfxClk,                    
PPSMC_MSG_SetSoftMaxGfxClk,                1),
+       MSG_MAP(PrepareMp1ForUnload,                 
PPSMC_MSG_PrepareForDriverUnload,          0),
+       MSG_MAP(QueryValidMcaCount,                  
PPSMC_MSG_QueryValidMcaCount,              SMU_MSG_RAS_PRI),
+       MSG_MAP(McaBankDumpDW,                       PPSMC_MSG_McaBankDumpDW,   
                SMU_MSG_RAS_PRI),
+       MSG_MAP(ClearMcaOnRead,                      PPSMC_MSG_ClearMcaOnRead,  
                0),
+       MSG_MAP(QueryValidMcaCeCount,                
PPSMC_MSG_QueryValidMcaCeCount,            SMU_MSG_RAS_PRI),
+       MSG_MAP(McaBankCeDumpDW,                     PPSMC_MSG_McaBankCeDumpDW, 
                SMU_MSG_RAS_PRI),
+       MSG_MAP(SelectPLPDMode,                      PPSMC_MSG_SelectPLPDMode,  
                0),
+       MSG_MAP(SetThrottlingPolicy,                 
PPSMC_MSG_SetThrottlingPolicy,             0),
+       MSG_MAP(ResetSDMA,                           PPSMC_MSG_ResetSDMA,       
                0),
+       MSG_MAP(GetRASTableVersion,                  
PPSMC_MSG_GetRasTableVersion,              0),
+       MSG_MAP(SetTimestamp,                        PPSMC_MSG_SetTimestamp,    
                0),
+       MSG_MAP(GetTimestamp,                        PPSMC_MSG_GetTimestamp,    
                0),
+       MSG_MAP(GetBadPageIpid,                      
PPSMC_MSG_GetBadPageIpIdLoHi,              0),
+       MSG_MAP(EraseRasTable,                       PPSMC_MSG_EraseRasTable,   
                0),
+       MSG_MAP(GetStaticMetricsTable,               
PPSMC_MSG_GetStaticMetricsTable,           1),
+       MSG_MAP(GetSystemMetricsTable,               
PPSMC_MSG_GetSystemMetricsTable,           1),
+       MSG_MAP(GetSystemMetricsVersion,             
PPSMC_MSG_GetSystemMetricsVersion,         0),
+       MSG_MAP(ResetVCN,                            PPSMC_MSG_ResetVCN,        
                0),
+       MSG_MAP(SetFastPptLimit,                     PPSMC_MSG_SetFastPptLimit, 
                0),
+       MSG_MAP(GetFastPptLimit,                     PPSMC_MSG_GetFastPptLimit, 
                0),
+       MSG_MAP(SetSoftMinGl2clk,                    
PPSMC_MSG_SetSoftMinGl2clk,                0),
+       MSG_MAP(SetSoftMaxGl2clk,                    
PPSMC_MSG_SetSoftMaxGl2clk,                0),
+       MSG_MAP(SetSoftMinFclk,                      PPSMC_MSG_SetSoftMinFclk,  
                0),
+       MSG_MAP(SetSoftMaxFclk,                      PPSMC_MSG_SetSoftMaxFclk,  
                0),
+};
+
+/* TODO: Update the clk map once enum PPCLK is updated in 
smu15_driver_if_v15_0_8.h */
+static struct cmn2asic_mapping smu_v15_0_8_clk_map[SMU_CLK_COUNT] = {
+       CLK_MAP(UCLK,           PPCLK_UCLK),
+};
+
+static const struct cmn2asic_mapping 
smu_v15_0_8_feature_mask_map[SMU_FEATURE_COUNT] = {
+       SMU_15_0_8_FEA_MAP(SMU_FEATURE_DATA_CALCULATIONS_BIT,           
FEATURE_ID_DATA_CALCULATION),
+       SMU_15_0_8_FEA_MAP(SMU_FEATURE_DPM_GFXCLK_BIT,                  
FEATURE_ID_DPM_GFXCLK),
+       SMU_15_0_8_FEA_MAP(SMU_FEATURE_DPM_UCLK_BIT,                    
FEATURE_ID_DPM_UCLK),
+       SMU_15_0_8_FEA_MAP(SMU_FEATURE_DPM_FCLK_BIT,                    
FEATURE_ID_DPM_FCLK),
+       SMU_15_0_8_FEA_MAP(SMU_FEATURE_DPM_GL2CLK_BIT,                  
FEATURE_ID_DPM_GL2CLK),
+       SMU_15_0_8_FEA_MAP(SMU_FEATURE_DS_GFXCLK_BIT,                   
FEATURE_ID_DS_GFXCLK),
+       SMU_15_0_8_FEA_MAP(SMU_FEATURE_DS_SOCCLK_BIT,                   
FEATURE_ID_DS_SOCCLK),
+       SMU_15_0_8_FEA_MAP(SMU_FEATURE_DS_LCLK_BIT,                     
FEATURE_ID_DS_LCLK),
+       SMU_15_0_8_FEA_MAP(SMU_FEATURE_DS_FCLK_BIT,                     
FEATURE_ID_DS_FCLK),
+       SMU_15_0_8_FEA_MAP(SMU_FEATURE_DS_DMABECLK_BIT,                 
FEATURE_ID_DS_DMABECLK),
+       SMU_15_0_8_FEA_MAP(SMU_FEATURE_DS_MPIFOECLK_BIT,                
FEATURE_ID_DS_MPIFOECLK),
+       SMU_15_0_8_FEA_MAP(SMU_FEATURE_DS_MPRASCLK_BIT,                 
FEATURE_ID_DS_MPRASCLK),
+       SMU_15_0_8_FEA_MAP(SMU_FEATURE_DS_MPNHTCLK_BIT,                 
FEATURE_ID_DS_MPNHTCLK),
+       SMU_15_0_8_FEA_MAP(SMU_FEATURE_DS_FIOCLK_BIT,                   
FEATURE_ID_DS_FIOCLK),
+       SMU_15_0_8_FEA_MAP(SMU_FEATURE_DS_DXIOCLK_BIT,                  
FEATURE_ID_DS_DXIOCLK),
+       SMU_15_0_8_FEA_MAP(SMU_FEATURE_DS_GL2CLK_BIT,                   
FEATURE_ID_DS_GL2CLK),
+       SMU_15_0_8_FEA_MAP(SMU_FEATURE_PPT_BIT,                         
FEATURE_ID_PPT),
+       SMU_15_0_8_FEA_MAP(SMU_FEATURE_TDC_BIT,                         
FEATURE_ID_TDC),
+       SMU_15_0_8_FEA_MAP(SMU_FEATURE_MP1_CG_BIT,                      
FEATURE_ID_SMU_CG),
+       SMU_15_0_8_FEA_MAP(SMU_FEATURE_FW_CTF_BIT,                      
FEATURE_ID_FW_CTF),
+       SMU_15_0_8_FEA_MAP(SMU_FEATURE_THERMAL_BIT,                     
FEATURE_ID_THERMAL),
+       SMU_15_0_8_FEA_MAP(SMU_FEATURE_SOC_PCC_BIT,                     
FEATURE_ID_SOC_PCC),
+       SMU_15_0_8_FEA_MAP(SMU_FEATURE_XGMI_PER_LINK_PWR_DWN_BIT,       
FEATURE_ID_XGMI_PER_LINK_PWR_DOWN),
+       SMU_15_0_8_FEA_MAP(SMU_FEATURE_DS_VCN_BIT,                      
FEATURE_ID_DS_VCN),
+       SMU_15_0_8_FEA_MAP(SMU_FEATURE_DS_MP1CLK_BIT,                   
FEATURE_ID_DS_MP1CLK),
+       SMU_15_0_8_FEA_MAP(SMU_FEATURE_DS_MPIOCLK_BIT,                  
FEATURE_ID_DS_MPIOCLK),
+       SMU_15_0_8_FEA_MAP(SMU_FEATURE_DS_MP0CLK_BIT,                   
FEATURE_ID_DS_MP0CLK),
+       SMU_15_0_8_FEA_MAP(SMU_FEATURE_PIT_BIT,                         
FEATURE_ID_PIT),
+};
+
+#define TABLE_PMSTATUSLOG             0
+#define TABLE_SMU_METRICS             1
+#define TABLE_I2C_COMMANDS            2
+#define TABLE_COUNT                   3
+
+static const struct cmn2asic_mapping smu_v15_0_8_table_map[SMU_TABLE_COUNT] = {
+       TAB_MAP(PMSTATUSLOG),
+       TAB_MAP(SMU_METRICS),
+       TAB_MAP(I2C_COMMANDS),
+};
+
+static int smu_v15_0_8_tables_init(struct smu_context *smu)
+{
+       return 0;
+}
+
+static int smu_v15_0_8_allocate_dpm_context(struct smu_context *smu)
+{
+       struct smu_dpm_context *smu_dpm = &smu->smu_dpm;
+
+       smu_dpm->dpm_context =
+               kzalloc(sizeof(struct smu_15_0_dpm_context), GFP_KERNEL);
+       if (!smu_dpm->dpm_context)
+               return -ENOMEM;
+       smu_dpm->dpm_context_size = sizeof(struct smu_15_0_dpm_context);
+
+       smu_dpm->dpm_policies =
+               kzalloc(sizeof(struct smu_dpm_policy_ctxt), GFP_KERNEL);
+       if (!smu_dpm->dpm_policies) {
+               kfree(smu_dpm->dpm_context);
+               return -ENOMEM;
+       }
+
+       return 0;
+}
+
+static int smu_v15_0_8_init_smc_tables(struct smu_context *smu)
+{
+       int ret = 0;
+
+       ret = smu_v15_0_8_tables_init(smu);
+       if (ret)
+               return ret;
+
+       ret = smu_v15_0_8_allocate_dpm_context(smu);
+
+       return ret;
+}
+
+static int smu_v15_0_8_init_allowed_features(struct smu_context *smu)
+{
+       /* pptable will handle the features to enable */
+       smu_feature_list_set_all(smu, SMU_FEATURE_LIST_ALLOWED);
+
+       return 0;
+}
+
+static int smu_v15_0_8_set_default_dpm_table(struct smu_context *smu)
+{
+       return 0;
+}
+
+static int smu_v15_0_8_setup_pptable(struct smu_context *smu)
+{
+       struct smu_table_context *table_context = &smu->smu_table;
+
+       /* TODO: PPTable is not available.
+        * 1) Find an alternate way to get 'PPTable values' here.
+        * 2) Check if there is SW CTF
+        */
+       table_context->thermal_controller_type = 0;
+
+       return 0;
+}
+
+static int smu_v15_0_8_check_fw_status(struct smu_context *smu)
+{
+       struct amdgpu_device *adev = smu->adev;
+       uint32_t mp1_fw_flags;
+
+       mp1_fw_flags = RREG32_PCIE(MP1_Public |
+                                  (smnMP1_FIRMWARE_FLAGS_15_0_8 & 0xffffffff));
+
+       if ((mp1_fw_flags & 
MP1_CRU1_MP1_FIRMWARE_FLAGS__INTERRUPTS_ENABLED_MASK) >>
+           MP1_CRU1_MP1_FIRMWARE_FLAGS__INTERRUPTS_ENABLED__SHIFT)
+               return 0;
+
+       return -EIO;
+}
+
+static int smu_v15_0_8_irq_process(struct amdgpu_device *adev,
+                                  struct amdgpu_irq_src *source,
+                                  struct amdgpu_iv_entry *entry)
+{
+       struct smu_context *smu = adev->powerplay.pp_handle;
+       struct smu_power_context *smu_power = &smu->smu_power;
+       struct smu_15_0_power_context *power_context = smu_power->power_context;
+       uint32_t client_id = entry->client_id;
+       uint32_t ctxid = entry->src_data[0];
+       uint32_t src_id = entry->src_id;
+       uint32_t data;
+
+       if (client_id == SOC_V1_0_IH_CLIENTID_MP1) {
+               if (src_id == IH_INTERRUPT_ID_TO_DRIVER) {
+                       /* ACK SMUToHost interrupt */
+                       data = RREG32_SOC15(MP1, 0, regMP1_SMN_IH_SW_INT_CTRL);
+                       data = REG_SET_FIELD(data, MP1_SMN_IH_SW_INT_CTRL, 
INT_ACK, 1);
+                       WREG32_SOC15(MP1, 0, regMP1_SMN_IH_SW_INT_CTRL, data);
+                       /*
+                        * ctxid is used to distinguish different events for 
SMCToHost
+                        * interrupt.
+                        */
+                       switch (ctxid) {
+                       case IH_INTERRUPT_CONTEXT_ID_THERMAL_THROTTLING:
+                               /*
+                                * Increment the throttle interrupt counter
+                                */
+                               atomic64_inc(&smu->throttle_int_counter);
+
+                               if 
(!atomic_read(&adev->throttling_logging_enabled))
+                                       return 0;
+
+                               /* This uses the new method which fixes the
+                                * incorrect throttling status reporting
+                                * through metrics table. For older FWs,
+                                * it will be ignored.
+                                */
+                               if (__ratelimit(&adev->throttling_logging_rs)) {
+                                       atomic_set(
+                                               &power_context->throttle_status,
+                                                       entry->src_data[1]);
+                                       
schedule_work(&smu->throttling_logging_work);
+                               }
+                               break;
+                       default:
+                               dev_dbg(adev->dev, "Unhandled context id %d 
from client:%d!\n",
+                                                                       ctxid, 
client_id);
+                               break;
+                       }
+               }
+       }
+
+       return 0;
+}
+
+static int smu_v15_0_8_set_irq_state(struct amdgpu_device *adev,
+                                    struct amdgpu_irq_src *source,
+                                    unsigned type,
+                                    enum amdgpu_interrupt_state state)
+{
+       uint32_t val = 0;
+
+       switch (state) {
+       case AMDGPU_IRQ_STATE_DISABLE:
+               /* For MP1 SW irqs */
+               val = RREG32_SOC15(MP1, 0, regMP1_SMN_IH_SW_INT_CTRL);
+               val = REG_SET_FIELD(val, MP1_SMN_IH_SW_INT_CTRL, INT_MASK, 1);
+               WREG32_SOC15(MP1, 0, regMP1_SMN_IH_SW_INT_CTRL, val);
+
+               break;
+       case AMDGPU_IRQ_STATE_ENABLE:
+               /* For MP1 SW irqs */
+               val = RREG32_SOC15(MP1, 0, regMP1_SMN_IH_SW_INT);
+               val = REG_SET_FIELD(val, MP1_SMN_IH_SW_INT, ID, 0xFE);
+               val = REG_SET_FIELD(val, MP1_SMN_IH_SW_INT, VALID, 0);
+               WREG32_SOC15(MP1, 0, regMP1_SMN_IH_SW_INT, val);
+
+               val = RREG32_SOC15(MP1, 0, regMP1_SMN_IH_SW_INT_CTRL);
+               val = REG_SET_FIELD(val, MP1_SMN_IH_SW_INT_CTRL, INT_MASK, 0);
+               WREG32_SOC15(MP1, 0, regMP1_SMN_IH_SW_INT_CTRL, val);
+
+               break;
+       default:
+               break;
+       }
+
+       return 0;
+}
+
+static const struct amdgpu_irq_src_funcs smu_v15_0_8_irq_funcs = {
+       .set = smu_v15_0_8_set_irq_state,
+       .process = smu_v15_0_8_irq_process,
+};
+
+static int smu_v15_0_8_register_irq_handler(struct smu_context *smu)
+{
+       struct amdgpu_device *adev = smu->adev;
+       struct amdgpu_irq_src *irq_src = &smu->irq_source;
+       int ret = 0;
+
+       if (amdgpu_sriov_vf(adev))
+               return 0;
+
+       irq_src->num_types = 1;
+       irq_src->funcs = &smu_v15_0_8_irq_funcs;
+
+       ret = amdgpu_irq_add_id(adev, SOC_V1_0_IH_CLIENTID_MP1,
+                               IH_INTERRUPT_ID_TO_DRIVER,
+                               irq_src);
+       if (ret)
+               return ret;
+
+       return ret;
+}
+
+static int smu_v15_0_8_notify_unload(struct smu_context *smu)
+{
+       if (amdgpu_in_reset(smu->adev))
+               return 0;
+
+       dev_dbg(smu->adev->dev, "Notify PMFW about driver unload");
+       /* Ignore return, just intimate FW that driver is not going to be there 
*/
+       smu_cmn_send_smc_msg(smu, SMU_MSG_PrepareMp1ForUnload, NULL);
+
+       return 0;
+}
+
+
+static int smu_v15_0_8_system_features_control(struct smu_context *smu,
+                                              bool enable)
+{
+       struct amdgpu_device *adev = smu->adev;
+       int ret = 0;
+
+       if (amdgpu_sriov_vf(adev))
+               return 0;
+
+       if (enable)
+               ret = smu_v15_0_system_features_control(smu, enable);
+       else
+               smu_v15_0_8_notify_unload(smu);
+
+       return ret;
+}
+
+/**
+ * smu_v15_0_8_get_enabled_mask - Get enabled SMU features (128-bit)
+ * @smu: SMU context
+ * @feature_mask: feature mask structure
+ *
+ * SMU 15 returns all 128 feature bits in a single message via out_args[0..3].
+ * For backward compatibility, this function returns only the first 64 bits.
+ *
+ * Return: 0 on success, negative errno on failure
+ */
+static int smu_v15_0_8_get_enabled_mask(struct smu_context *smu,
+                                       struct smu_feature_bits *feature_mask)
+{
+       struct smu_msg_args args = {
+               .msg = SMU_MSG_GetEnabledSmuFeatures,
+               .num_args = 0,
+               .num_out_args = 2,
+       };
+       int ret;
+
+       if (!feature_mask)
+               return -EINVAL;
+
+       ret = smu->msg_ctl.ops->send_msg(&smu->msg_ctl, &args);
+
+       if (ret)
+               return ret;
+
+       smu_feature_bits_from_arr32(feature_mask, args.out_args,
+                                   SMU_FEATURE_NUM_DEFAULT);
+
+       return 0;
+}
+
+static bool smu_v15_0_8_is_dpm_running(struct smu_context *smu)
+{
+       int ret = 0;
+       struct smu_feature_bits feature_enabled;
+
+       ret = smu_v15_0_8_get_enabled_mask(smu, &feature_enabled);
+       if (ret)
+               return false;
+
+       return smu_feature_bits_test_mask(&feature_enabled,
+                                         smu_v15_0_8_dpm_features.bits);
+}
+
+static const struct pptable_funcs smu_v15_0_8_ppt_funcs = {
+       .init_allowed_features = smu_v15_0_8_init_allowed_features,
+       .set_default_dpm_table = smu_v15_0_8_set_default_dpm_table,
+       .is_dpm_running = smu_v15_0_8_is_dpm_running,
+       .init_smc_tables = smu_v15_0_8_init_smc_tables,
+       .fini_smc_tables = smu_v15_0_fini_smc_tables,
+       .init_power = smu_v15_0_init_power,
+       .fini_power = smu_v15_0_fini_power,
+       .check_fw_status = smu_v15_0_8_check_fw_status,
+       .check_fw_version = smu_cmn_check_fw_version,
+       .set_driver_table_location = smu_v15_0_set_driver_table_location,
+       .set_tool_table_location = smu_v15_0_set_tool_table_location,
+       .notify_memory_pool_location = smu_v15_0_notify_memory_pool_location,
+       .system_features_control = smu_v15_0_8_system_features_control,
+       .get_enabled_mask = smu_v15_0_8_get_enabled_mask,
+       .feature_is_enabled = smu_cmn_feature_is_enabled,
+       .register_irq_handler = smu_v15_0_8_register_irq_handler,
+       .setup_pptable = smu_v15_0_8_setup_pptable,
+       .get_pp_feature_mask = smu_cmn_get_pp_feature_mask,
+       .wait_for_event = smu_v15_0_wait_for_event,
+};
+
+static void smu_v15_0_8_init_msg_ctl(struct smu_context *smu,
+                                    const struct cmn2asic_msg_mapping 
*message_map)
+{
+       struct amdgpu_device *adev = smu->adev;
+       struct smu_msg_ctl *ctl = &smu->msg_ctl;
+
+       ctl->smu = smu;
+       mutex_init(&ctl->lock);
+       ctl->config.msg_reg = SOC15_REG_OFFSET(MP1, 0, regMP1_SMN_C2PMSG_40);
+       ctl->config.resp_reg = SOC15_REG_OFFSET(MP1, 0, regMP1_SMN_C2PMSG_41);
+       ctl->config.arg_regs[0] = SOC15_REG_OFFSET(MP1, 0, 
regMP1_SMN_C2PMSG_42);
+       ctl->config.arg_regs[1] = SOC15_REG_OFFSET(MP1, 0, 
regMP1_SMN_C2PMSG_43);
+       ctl->config.arg_regs[2] = SOC15_REG_OFFSET(MP1, 0, 
regMP1_SMN_C2PMSG_44);
+       ctl->config.arg_regs[3] = SOC15_REG_OFFSET(MP1, 0, 
regMP1_SMN_C2PMSG_45);
+       ctl->config.num_arg_regs = 4;
+       ctl->ops = &smu_msg_v1_ops;
+       ctl->default_timeout = adev->usec_timeout * 20;
+       ctl->message_map = message_map;
+}
+
+void smu_v15_0_8_set_ppt_funcs(struct smu_context *smu)
+{
+       smu->ppt_funcs = &smu_v15_0_8_ppt_funcs;
+       smu->clock_map = smu_v15_0_8_clk_map;
+       smu->feature_map = smu_v15_0_8_feature_mask_map;
+       smu->table_map = smu_v15_0_8_table_map;
+       smu_v15_0_8_init_msg_ctl(smu, smu_v15_0_8_message_map);
+       smu->smc_driver_if_version = SMU15_DRIVER_IF_VERSION_SMU_V15_0_8;
+}
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu15/smu_v15_0_8_ppt.h 
b/drivers/gpu/drm/amd/pm/swsmu/smu15/smu_v15_0_8_ppt.h
new file mode 100644
index 0000000000000..40c410928c966
--- /dev/null
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu15/smu_v15_0_8_ppt.h
@@ -0,0 +1,28 @@
+/*
+ * Copyright 2025 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_15_0_8_PPT_H__
+#define __SMU_15_0_8_PPT_H__
+
+extern void smu_v15_0_8_set_ppt_funcs(struct smu_context *smu);
+
+#endif
-- 
2.53.0

Reply via email to