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| author |   Guenter Roeck <linux@roeck-us.net> | 2017-09-04 18:33:53 -0700 |
|---|---|---|
| committer | Guenter Roeck <linux@roeck-us.net> | 2017-10-29 18:36:03 -0700 |
| commit | 9af0a9aecdb945cd5513941ffdcbcc031009b402 (patch) | |
| tree | 3f5acd29be353c50a7bd13aaaca56cdc1d90144f /drivers/hwmon | |
| parent | hwmon: (k10temp) Move chip specific code into probe function (diff) | |
| download | linux-dev-9af0a9aecdb945cd5513941ffdcbcc031009b402.tar.xz linux-dev-9af0a9aecdb945cd5513941ffdcbcc031009b402.zip | |
hwmon: (k10temp) Add support for family 17h
Add support for temperature sensors on Family 17h (Ryzen) processors.
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Diffstat (limited to 'drivers/hwmon')
| -rw-r--r-- | drivers/hwmon/k10temp.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/hwmon/k10temp.c b/drivers/hwmon/k10temp.c index fc8076c7e1a1..c4dac53206c3 100644 --- a/drivers/hwmon/k10temp.c +++ b/drivers/hwmon/k10temp.c @@ -36,6 +36,10 @@ MODULE_PARM_DESC(force, "force loading on processors with erratum 319"); /* Provide lock for writing to NB_SMU_IND_ADDR */ static DEFINE_MUTEX(nb_smu_ind_mutex); +#ifndef PCI_DEVICE_ID_AMD_17H_DF_F3 +#define PCI_DEVICE_ID_AMD_17H_DF_F3 0x1463 +#endif + /* CPUID function 0x80000001, ebx */ #define CPUID_PKGTYPE_MASK 0xf0000000 #define CPUID_PKGTYPE_F 0x00000000 @@ -61,6 +65,9 @@ static DEFINE_MUTEX(nb_smu_ind_mutex); */ #define F15H_M60H_REPORTED_TEMP_CTRL_OFFSET 0xd8200ca4 +/* F17h M01h Access througn SMN */ +#define F17H_M01H_REPORTED_TEMP_CTRL_OFFSET 0x00059800 + struct k10temp_data { struct pci_dev *pdev; void (*read_tempreg)(struct pci_dev *pdev, u32 *regval); @@ -88,6 +95,12 @@ static void read_tempreg_nb_f15(struct pci_dev *pdev, u32 *regval) F15H_M60H_REPORTED_TEMP_CTRL_OFFSET, regval); } +static void read_tempreg_nb_f17(struct pci_dev *pdev, u32 *regval) +{ + amd_nb_index_read(pdev, PCI_DEVFN(0, 0), 0x60, + F17H_M01H_REPORTED_TEMP_CTRL_OFFSET, regval); +} + static ssize_t temp1_input_show(struct device *dev, struct device_attribute *attr, char *buf) { @@ -224,6 +237,8 @@ static int k10temp_probe(struct pci_dev *pdev, if (boot_cpu_data.x86 == 0x15 && (boot_cpu_data.x86_model == 0x60 || boot_cpu_data.x86_model == 0x70)) data->read_tempreg = read_tempreg_nb_f15; + else if (boot_cpu_data.x86 == 0x17) + data->read_tempreg = read_tempreg_nb_f17; else data->read_tempreg = read_tempreg_pci; @@ -242,6 +257,7 @@ static const struct pci_device_id k10temp_id_table[] = { { PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_15H_M60H_NB_F3) }, { 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) }, {} }; MODULE_DEVICE_TABLE(pci, k10temp_id_table); |