linux-kernel - [PATCH v2] hwmon: (k10temp) Add thermal support for AMD Family 1Ah-based models

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Message-ID: <20250729001644.257645-1-avadhut.naik@amd.com>
Date: Tue, 29 Jul 2025 00:15:43 +0000
From: Avadhut Naik <avadhut.naik@....com>
To: <linux-hwmon@...r.kernel.org>
CC: <linux@...ck-us.net>, <jdelvare@...e.com>, <yazen.ghannam@....com>,
	<linux-kernel@...r.kernel.org>, <avadnaik@....com>
Subject: [PATCH v2] hwmon: (k10temp) Add thermal support for AMD Family 1Ah-based models

Add thermal info support for newer AMD Family 1Ah-based models.

Signed-off-by: Avadhut Naik <avadhut.naik@....com>
---
Changes in v2:
1. Move PCI IDs definitions from include/linux/pci_ids.h to the k10temp
driver since they are not shared.
---
 drivers/hwmon/k10temp.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/drivers/hwmon/k10temp.c b/drivers/hwmon/k10temp.c
index babf2413d666..2f90a2e9ad49 100644
--- a/drivers/hwmon/k10temp.c
+++ b/drivers/hwmon/k10temp.c
@@ -84,6 +84,13 @@ static DEFINE_MUTEX(nb_smu_ind_mutex);
  */
 #define AMD_I3255_STR				"3255"
 
+/*
+ * PCI Device IDs for AMD's Family 1Ah-based SOCs.
+ * Defining locally as IDs are not shared.
+ */
+#define PCI_DEVICE_ID_AMD_1AH_M50H_DF_F3	0x12cb
+#define PCI_DEVICE_ID_AMD_1AH_M90H_DF_F3	0x127b
+
 struct k10temp_data {
 	struct pci_dev *pdev;
 	void (*read_htcreg)(struct pci_dev *pdev, u32 *regval);
@@ -556,7 +563,9 @@ static const struct pci_device_id k10temp_id_table[] = {
 	{ PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_19H_M78H_DF_F3) },
 	{ PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_1AH_M00H_DF_F3) },
 	{ PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_1AH_M20H_DF_F3) },
+	{ PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_1AH_M50H_DF_F3) },
 	{ PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_1AH_M60H_DF_F3) },
+	{ PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_1AH_M90H_DF_F3) },
 	{ PCI_VDEVICE(HYGON, PCI_DEVICE_ID_AMD_17H_DF_F3) },
 	{}
 };

base-commit: de1fffd88600c5ee1c095c84b86484cd0329a9e8
-- 
2.43.0