From: Asad Kamal <asad.kamal@amd.com>
Date: Wed, 12 Feb 2025 08:00:41 +0000 (+0800)
Subject: drm/amd/pm: Fetch fru product info for smu_v13_0_12
X-Git-Tag: v6.15-rc1~120^2~12^2~214
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=25907304cfce5244fb4a8aa2ca5ec884e823b7c5;p=thirdparty%2Fkernel%2Flinux.git

drm/amd/pm: Fetch fru product info for smu_v13_0_12

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>
---

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_fru_eeprom.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_fru_eeprom.c
index 89109eb2ce160..1ae88c459da51 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_fru_eeprom.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_fru_eeprom.c
@@ -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)
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_12_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_12_ppt.c
index 1555fb9544875..e153062adf775 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_12_ppt.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_12_ppt.c
@@ -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;
 	}