drm/amd/pm: Fetch fru product info for smu_v13_0_12
authorAsad Kamal <asad.kamal@amd.com>
Wed, 12 Feb 2025 08:00:41 +0000 (16:00 +0800)
committerAlex Deucher <alexander.deucher@amd.com>
Tue, 25 Feb 2025 16:44:00 +0000 (11:44 -0500)
Fetch fru product info for smu_v13_0_12 from static metrics table

v2: Field by field copy for fru info(Lijo)

Signed-off-by: Asad Kamal <asad.kamal@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/amd/amdgpu/amdgpu_fru_eeprom.c
drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_12_ppt.c

index 89109eb2ce1603d960ac4f10e1f843d628b0452a..1ae88c459da513dd0e49a3c141302f48039530dc 100644 (file)
@@ -31,6 +31,7 @@
 
 #define FRU_EEPROM_MADDR_6      0x60000
 #define FRU_EEPROM_MADDR_8      0x80000
+#define FRU_EEPROM_MADDR_INV    0xFFFFF
 
 static bool is_fru_eeprom_supported(struct amdgpu_device *adev, u32 *fru_addr)
 {
@@ -104,6 +105,10 @@ static bool is_fru_eeprom_supported(struct amdgpu_device *adev, u32 *fru_addr)
                        if (fru_addr)
                                *fru_addr = FRU_EEPROM_MADDR_8;
                        return true;
+       case IP_VERSION(13, 0, 12):
+                       if (fru_addr)
+                               *fru_addr = FRU_EEPROM_MADDR_INV;
+                       return true;
        default:
                return false;
        }
@@ -120,6 +125,10 @@ int amdgpu_fru_get_product_info(struct amdgpu_device *adev)
        if (!is_fru_eeprom_supported(adev, &fru_addr))
                return 0;
 
+       /* FRU data avaialble, but no direct EEPROM access */
+       if (fru_addr == FRU_EEPROM_MADDR_INV)
+               return 0;
+
        if (!adev->fru_info) {
                adev->fru_info = kzalloc(sizeof(*adev->fru_info), GFP_KERNEL);
                if (!adev->fru_info)
index 1555fb9544875385aa34e215b1f1b8f46c1600e2..e153062adf775328a63cf434312cf897f96535b9 100644 (file)
@@ -31,6 +31,7 @@
 #include "smu_v13_0_12_ppsmc.h"
 #include "smu_v13_0.h"
 #include "amdgpu_xgmi.h"
+#include "amdgpu_fru_eeprom.h"
 #include <linux/pci.h>
 #include "smu_cmn.h"
 
@@ -145,6 +146,33 @@ static int smu_v13_0_12_get_enabled_mask(struct smu_context *smu,
        return ret;
 }
 
+static int smu_v13_0_12_fru_get_product_info(struct smu_context *smu,
+                                            StaticMetricsTable_t *static_metrics)
+{
+       struct amdgpu_fru_info *fru_info;
+       struct amdgpu_device *adev = smu->adev;
+
+       if (!adev->fru_info) {
+               adev->fru_info = kzalloc(sizeof(*adev->fru_info), GFP_KERNEL);
+               if (!adev->fru_info)
+                       return -ENOMEM;
+       }
+
+       fru_info = adev->fru_info;
+       strscpy(fru_info->product_number, static_metrics->ProductInfo.ModelNumber,
+               sizeof(fru_info->product_number));
+       strscpy(fru_info->product_name, static_metrics->ProductInfo.Name,
+               sizeof(fru_info->product_name));
+       strscpy(fru_info->serial, static_metrics->ProductInfo.Serial,
+               sizeof(fru_info->serial));
+       strscpy(fru_info->manufacturer_name, static_metrics->ProductInfo.ManufacturerName,
+               sizeof(fru_info->manufacturer_name));
+       strscpy(fru_info->fru_id, static_metrics->ProductInfo.FruId,
+               sizeof(fru_info->fru_id));
+
+       return 0;
+}
+
 int smu_v13_0_12_get_max_metrics_size(void)
 {
        return sizeof(StaticMetricsTable_t);
@@ -208,6 +236,9 @@ int smu_v13_0_12_setup_driver_pptable(struct smu_context *smu)
                /* use AID0 serial number by default */
                pptable->PublicSerialNumber_AID =
                        static_metrics->PublicSerialNumber_AID[0];
+               ret = smu_v13_0_12_fru_get_product_info(smu, static_metrics);
+               if (ret)
+                       return ret;
 
                pptable->Init = true;
        }