[PATCH] k10temp support for AMD Ryzen w/ Vega gfx

René Rebe
2018-03-05T22:55:20Z

Hi,

This enables k10temp for the new AMD Ryzen APUs w/ Vega Mobile Gfx.
Tested on Ryzen 5 2500U, the temperature looked plausible.

Signed-off-by: René Rebe <rene@exactcode.de>

PS: 1st RFC - might get white-space damaged, will resend when ACKed.
Sorry my Xemacs/Mew broke.

--- linux-4.15/drivers/hwmon/k10temp.c.vanilla 2018-03-05 22:22:30.974331180 +0000
+++ linux-4.15/drivers/hwmon/k10temp.c 2018-03-05 22:24:17.186327291 +0000
@@ -40,6 +40,10 @@
#define PCI_DEVICE_ID_AMD_17H_DF_F3 0x1463
#endif

+#ifndef PCI_DEVICE_ID_AMD_17H_RR_NB
+#define PCI_DEVICE_ID_AMD_17H_RR_NB 0x15d0
+#endif
+
/* CPUID function 0x80000001, ebx */
#define CPUID_PKGTYPE_MASK 0xf0000000
#define CPUID_PKGTYPE_F 0x00000000
@@ -89,6 +93,8 @@
{ 0x17, "AMD Ryzen Threadripper 1950", 10000 },
{ 0x17, "AMD Ryzen Threadripper 1920", 10000 },
{ 0x17, "AMD Ryzen Threadripper 1910", 10000 },
+ { 0x17, "AMD Ryzen 5 2500U with Radeon Vega Mobile Gfx", 20000 },
+ { 0x17, "AMD Ryzen 7 2700U with Radeon Vega Mobile Gfx", 20000 },
};

static void read_tempreg_pci(struct pci_dev *pdev, u32 *regval)
@@ -289,6 +2944,7 @@
{ PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_16H_NB_F3) },
{ PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_16H_M30H_NB_F3) },
{ PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_17H_DF_F3) },
+ { PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_17H_RR_NB) },
{}
};
MODULE_DEVICE_TABLE(pci, k10temp_id_table);