529 lines
		
	
	
		
			14 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			529 lines
		
	
	
		
			14 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| // SPDX-License-Identifier: GPL-2.0-or-later
 | |
| /*
 | |
|  * k10temp.c - AMD Family 10h/11h/12h/14h/15h/16h/17h
 | |
|  *		processor hardware monitoring
 | |
|  *
 | |
|  * Copyright (c) 2009 Clemens Ladisch <clemens@ladisch.de>
 | |
|  * Copyright (c) 2020 Guenter Roeck <linux@roeck-us.net>
 | |
|  *
 | |
|  * Implementation notes:
 | |
|  * - CCD register address information as well as the calculation to
 | |
|  *   convert raw register values is from https://github.com/ocerman/zenpower.
 | |
|  *   The information is not confirmed from chip datasheets, but experiments
 | |
|  *   suggest that it provides reasonable temperature values.
 | |
|  */
 | |
| 
 | |
| #include <linux/bitops.h>
 | |
| #include <linux/err.h>
 | |
| #include <linux/hwmon.h>
 | |
| #include <linux/init.h>
 | |
| #include <linux/module.h>
 | |
| #include <linux/pci.h>
 | |
| #include <linux/pci_ids.h>
 | |
| #include <asm/amd_nb.h>
 | |
| #include <asm/processor.h>
 | |
| 
 | |
| MODULE_DESCRIPTION("AMD Family 10h+ CPU core temperature monitor");
 | |
| MODULE_AUTHOR("Clemens Ladisch <clemens@ladisch.de>");
 | |
| MODULE_LICENSE("GPL");
 | |
| 
 | |
| static bool force;
 | |
| module_param(force, bool, 0444);
 | |
| 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_15H_M70H_NB_F3
 | |
| #define PCI_DEVICE_ID_AMD_15H_M70H_NB_F3	0x15b3
 | |
| #endif
 | |
| 
 | |
| /* CPUID function 0x80000001, ebx */
 | |
| #define CPUID_PKGTYPE_MASK	GENMASK(31, 28)
 | |
| #define CPUID_PKGTYPE_F		0x00000000
 | |
| #define CPUID_PKGTYPE_AM2R2_AM3	0x10000000
 | |
| 
 | |
| /* DRAM controller (PCI function 2) */
 | |
| #define REG_DCT0_CONFIG_HIGH		0x094
 | |
| #define  DDR3_MODE			BIT(8)
 | |
| 
 | |
| /* miscellaneous (PCI function 3) */
 | |
| #define REG_HARDWARE_THERMAL_CONTROL	0x64
 | |
| #define  HTC_ENABLE			BIT(0)
 | |
| 
 | |
| #define REG_REPORTED_TEMPERATURE	0xa4
 | |
| 
 | |
| #define REG_NORTHBRIDGE_CAPABILITIES	0xe8
 | |
| #define  NB_CAP_HTC			BIT(10)
 | |
| 
 | |
| /*
 | |
|  * For F15h M60h and M70h, REG_HARDWARE_THERMAL_CONTROL
 | |
|  * and REG_REPORTED_TEMPERATURE have been moved to
 | |
|  * D0F0xBC_xD820_0C64 [Hardware Temperature Control]
 | |
|  * D0F0xBC_xD820_0CA4 [Reported Temperature Control]
 | |
|  */
 | |
| #define F15H_M60H_HARDWARE_TEMP_CTRL_OFFSET	0xd8200c64
 | |
| #define F15H_M60H_REPORTED_TEMP_CTRL_OFFSET	0xd8200ca4
 | |
| 
 | |
| /* Common for Zen CPU families (Family 17h and 18h and 19h and 1Ah) */
 | |
| #define ZEN_REPORTED_TEMP_CTRL_BASE		0x00059800
 | |
| 
 | |
| #define ZEN_CCD_TEMP(offset, x)			(ZEN_REPORTED_TEMP_CTRL_BASE + \
 | |
| 						 (offset) + ((x) * 4))
 | |
| #define ZEN_CCD_TEMP_VALID			BIT(11)
 | |
| #define ZEN_CCD_TEMP_MASK			GENMASK(10, 0)
 | |
| 
 | |
| #define ZEN_CUR_TEMP_SHIFT			21
 | |
| #define ZEN_CUR_TEMP_RANGE_SEL_MASK		BIT(19)
 | |
| #define ZEN_CUR_TEMP_TJ_SEL_MASK		GENMASK(17, 16)
 | |
| 
 | |
| struct k10temp_data {
 | |
| 	struct pci_dev *pdev;
 | |
| 	void (*read_htcreg)(struct pci_dev *pdev, u32 *regval);
 | |
| 	void (*read_tempreg)(struct pci_dev *pdev, u32 *regval);
 | |
| 	int temp_offset;
 | |
| 	u32 temp_adjust_mask;
 | |
| 	u32 show_temp;
 | |
| 	bool is_zen;
 | |
| 	u32 ccd_offset;
 | |
| };
 | |
| 
 | |
| #define TCTL_BIT	0
 | |
| #define TDIE_BIT	1
 | |
| #define TCCD_BIT(x)	((x) + 2)
 | |
| 
 | |
| #define HAVE_TEMP(d, channel)	((d)->show_temp & BIT(channel))
 | |
| #define HAVE_TDIE(d)		HAVE_TEMP(d, TDIE_BIT)
 | |
| 
 | |
| struct tctl_offset {
 | |
| 	u8 model;
 | |
| 	char const *id;
 | |
| 	int offset;
 | |
| };
 | |
| 
 | |
| static const struct tctl_offset tctl_offset_table[] = {
 | |
| 	{ 0x17, "AMD Ryzen 5 1600X", 20000 },
 | |
| 	{ 0x17, "AMD Ryzen 7 1700X", 20000 },
 | |
| 	{ 0x17, "AMD Ryzen 7 1800X", 20000 },
 | |
| 	{ 0x17, "AMD Ryzen 7 2700X", 10000 },
 | |
| 	{ 0x17, "AMD Ryzen Threadripper 19", 27000 }, /* 19{00,20,50}X */
 | |
| 	{ 0x17, "AMD Ryzen Threadripper 29", 27000 }, /* 29{20,50,70,90}[W]X */
 | |
| };
 | |
| 
 | |
| static void read_htcreg_pci(struct pci_dev *pdev, u32 *regval)
 | |
| {
 | |
| 	pci_read_config_dword(pdev, REG_HARDWARE_THERMAL_CONTROL, regval);
 | |
| }
 | |
| 
 | |
| static void read_tempreg_pci(struct pci_dev *pdev, u32 *regval)
 | |
| {
 | |
| 	pci_read_config_dword(pdev, REG_REPORTED_TEMPERATURE, regval);
 | |
| }
 | |
| 
 | |
| static void amd_nb_index_read(struct pci_dev *pdev, unsigned int devfn,
 | |
| 			      unsigned int base, int offset, u32 *val)
 | |
| {
 | |
| 	mutex_lock(&nb_smu_ind_mutex);
 | |
| 	pci_bus_write_config_dword(pdev->bus, devfn,
 | |
| 				   base, offset);
 | |
| 	pci_bus_read_config_dword(pdev->bus, devfn,
 | |
| 				  base + 4, val);
 | |
| 	mutex_unlock(&nb_smu_ind_mutex);
 | |
| }
 | |
| 
 | |
| static void read_htcreg_nb_f15(struct pci_dev *pdev, u32 *regval)
 | |
| {
 | |
| 	amd_nb_index_read(pdev, PCI_DEVFN(0, 0), 0xb8,
 | |
| 			  F15H_M60H_HARDWARE_TEMP_CTRL_OFFSET, regval);
 | |
| }
 | |
| 
 | |
| static void read_tempreg_nb_f15(struct pci_dev *pdev, u32 *regval)
 | |
| {
 | |
| 	amd_nb_index_read(pdev, PCI_DEVFN(0, 0), 0xb8,
 | |
| 			  F15H_M60H_REPORTED_TEMP_CTRL_OFFSET, regval);
 | |
| }
 | |
| 
 | |
| static void read_tempreg_nb_zen(struct pci_dev *pdev, u32 *regval)
 | |
| {
 | |
| 	amd_smn_read(amd_pci_dev_to_node_id(pdev),
 | |
| 		     ZEN_REPORTED_TEMP_CTRL_BASE, regval);
 | |
| }
 | |
| 
 | |
| static long get_raw_temp(struct k10temp_data *data)
 | |
| {
 | |
| 	u32 regval;
 | |
| 	long temp;
 | |
| 
 | |
| 	data->read_tempreg(data->pdev, ®val);
 | |
| 	temp = (regval >> ZEN_CUR_TEMP_SHIFT) * 125;
 | |
| 	if ((regval & data->temp_adjust_mask) ||
 | |
| 	    (regval & ZEN_CUR_TEMP_TJ_SEL_MASK) == ZEN_CUR_TEMP_TJ_SEL_MASK)
 | |
| 		temp -= 49000;
 | |
| 	return temp;
 | |
| }
 | |
| 
 | |
| static const char *k10temp_temp_label[] = {
 | |
| 	"Tctl",
 | |
| 	"Tdie",
 | |
| 	"Tccd1",
 | |
| 	"Tccd2",
 | |
| 	"Tccd3",
 | |
| 	"Tccd4",
 | |
| 	"Tccd5",
 | |
| 	"Tccd6",
 | |
| 	"Tccd7",
 | |
| 	"Tccd8",
 | |
| 	"Tccd9",
 | |
| 	"Tccd10",
 | |
| 	"Tccd11",
 | |
| 	"Tccd12",
 | |
| };
 | |
| 
 | |
| static int k10temp_read_labels(struct device *dev,
 | |
| 			       enum hwmon_sensor_types type,
 | |
| 			       u32 attr, int channel, const char **str)
 | |
| {
 | |
| 	switch (type) {
 | |
| 	case hwmon_temp:
 | |
| 		*str = k10temp_temp_label[channel];
 | |
| 		break;
 | |
| 	default:
 | |
| 		return -EOPNOTSUPP;
 | |
| 	}
 | |
| 	return 0;
 | |
| }
 | |
| 
 | |
| static int k10temp_read_temp(struct device *dev, u32 attr, int channel,
 | |
| 			     long *val)
 | |
| {
 | |
| 	struct k10temp_data *data = dev_get_drvdata(dev);
 | |
| 	u32 regval;
 | |
| 
 | |
| 	switch (attr) {
 | |
| 	case hwmon_temp_input:
 | |
| 		switch (channel) {
 | |
| 		case 0:		/* Tctl */
 | |
| 			*val = get_raw_temp(data);
 | |
| 			if (*val < 0)
 | |
| 				*val = 0;
 | |
| 			break;
 | |
| 		case 1:		/* Tdie */
 | |
| 			*val = get_raw_temp(data) - data->temp_offset;
 | |
| 			if (*val < 0)
 | |
| 				*val = 0;
 | |
| 			break;
 | |
| 		case 2 ... 13:		/* Tccd{1-12} */
 | |
| 			amd_smn_read(amd_pci_dev_to_node_id(data->pdev),
 | |
| 				     ZEN_CCD_TEMP(data->ccd_offset, channel - 2),
 | |
| 						  ®val);
 | |
| 			*val = (regval & ZEN_CCD_TEMP_MASK) * 125 - 49000;
 | |
| 			break;
 | |
| 		default:
 | |
| 			return -EOPNOTSUPP;
 | |
| 		}
 | |
| 		break;
 | |
| 	case hwmon_temp_max:
 | |
| 		*val = 70 * 1000;
 | |
| 		break;
 | |
| 	case hwmon_temp_crit:
 | |
| 		data->read_htcreg(data->pdev, ®val);
 | |
| 		*val = ((regval >> 16) & 0x7f) * 500 + 52000;
 | |
| 		break;
 | |
| 	case hwmon_temp_crit_hyst:
 | |
| 		data->read_htcreg(data->pdev, ®val);
 | |
| 		*val = (((regval >> 16) & 0x7f)
 | |
| 			- ((regval >> 24) & 0xf)) * 500 + 52000;
 | |
| 		break;
 | |
| 	default:
 | |
| 		return -EOPNOTSUPP;
 | |
| 	}
 | |
| 	return 0;
 | |
| }
 | |
| 
 | |
| static int k10temp_read(struct device *dev, enum hwmon_sensor_types type,
 | |
| 			u32 attr, int channel, long *val)
 | |
| {
 | |
| 	switch (type) {
 | |
| 	case hwmon_temp:
 | |
| 		return k10temp_read_temp(dev, attr, channel, val);
 | |
| 	default:
 | |
| 		return -EOPNOTSUPP;
 | |
| 	}
 | |
| }
 | |
| 
 | |
| static umode_t k10temp_is_visible(const void *_data,
 | |
| 				  enum hwmon_sensor_types type,
 | |
| 				  u32 attr, int channel)
 | |
| {
 | |
| 	const struct k10temp_data *data = _data;
 | |
| 	struct pci_dev *pdev = data->pdev;
 | |
| 	u32 reg;
 | |
| 
 | |
| 	switch (type) {
 | |
| 	case hwmon_temp:
 | |
| 		switch (attr) {
 | |
| 		case hwmon_temp_input:
 | |
| 			if (!HAVE_TEMP(data, channel))
 | |
| 				return 0;
 | |
| 			break;
 | |
| 		case hwmon_temp_max:
 | |
| 			if (channel || data->is_zen)
 | |
| 				return 0;
 | |
| 			break;
 | |
| 		case hwmon_temp_crit:
 | |
| 		case hwmon_temp_crit_hyst:
 | |
| 			if (channel || !data->read_htcreg)
 | |
| 				return 0;
 | |
| 
 | |
| 			pci_read_config_dword(pdev,
 | |
| 					      REG_NORTHBRIDGE_CAPABILITIES,
 | |
| 					      ®);
 | |
| 			if (!(reg & NB_CAP_HTC))
 | |
| 				return 0;
 | |
| 
 | |
| 			data->read_htcreg(data->pdev, ®);
 | |
| 			if (!(reg & HTC_ENABLE))
 | |
| 				return 0;
 | |
| 			break;
 | |
| 		case hwmon_temp_label:
 | |
| 			/* Show temperature labels only on Zen CPUs */
 | |
| 			if (!data->is_zen || !HAVE_TEMP(data, channel))
 | |
| 				return 0;
 | |
| 			break;
 | |
| 		default:
 | |
| 			return 0;
 | |
| 		}
 | |
| 		break;
 | |
| 	default:
 | |
| 		return 0;
 | |
| 	}
 | |
| 	return 0444;
 | |
| }
 | |
| 
 | |
| static bool has_erratum_319(struct pci_dev *pdev)
 | |
| {
 | |
| 	u32 pkg_type, reg_dram_cfg;
 | |
| 
 | |
| 	if (boot_cpu_data.x86 != 0x10)
 | |
| 		return false;
 | |
| 
 | |
| 	/*
 | |
| 	 * Erratum 319: The thermal sensor of Socket F/AM2+ processors
 | |
| 	 *              may be unreliable.
 | |
| 	 */
 | |
| 	pkg_type = cpuid_ebx(0x80000001) & CPUID_PKGTYPE_MASK;
 | |
| 	if (pkg_type == CPUID_PKGTYPE_F)
 | |
| 		return true;
 | |
| 	if (pkg_type != CPUID_PKGTYPE_AM2R2_AM3)
 | |
| 		return false;
 | |
| 
 | |
| 	/* DDR3 memory implies socket AM3, which is good */
 | |
| 	pci_bus_read_config_dword(pdev->bus,
 | |
| 				  PCI_DEVFN(PCI_SLOT(pdev->devfn), 2),
 | |
| 				  REG_DCT0_CONFIG_HIGH, ®_dram_cfg);
 | |
| 	if (reg_dram_cfg & DDR3_MODE)
 | |
| 		return false;
 | |
| 
 | |
| 	/*
 | |
| 	 * Unfortunately it is possible to run a socket AM3 CPU with DDR2
 | |
| 	 * memory. We blacklist all the cores which do exist in socket AM2+
 | |
| 	 * format. It still isn't perfect, as RB-C2 cores exist in both AM2+
 | |
| 	 * and AM3 formats, but that's the best we can do.
 | |
| 	 */
 | |
| 	return boot_cpu_data.x86_model < 4 ||
 | |
| 	       (boot_cpu_data.x86_model == 4 && boot_cpu_data.x86_stepping <= 2);
 | |
| }
 | |
| 
 | |
| static const struct hwmon_channel_info * const k10temp_info[] = {
 | |
| 	HWMON_CHANNEL_INFO(temp,
 | |
| 			   HWMON_T_INPUT | HWMON_T_MAX |
 | |
| 			   HWMON_T_CRIT | HWMON_T_CRIT_HYST |
 | |
| 			   HWMON_T_LABEL,
 | |
| 			   HWMON_T_INPUT | HWMON_T_LABEL,
 | |
| 			   HWMON_T_INPUT | HWMON_T_LABEL,
 | |
| 			   HWMON_T_INPUT | HWMON_T_LABEL,
 | |
| 			   HWMON_T_INPUT | HWMON_T_LABEL,
 | |
| 			   HWMON_T_INPUT | HWMON_T_LABEL,
 | |
| 			   HWMON_T_INPUT | HWMON_T_LABEL,
 | |
| 			   HWMON_T_INPUT | HWMON_T_LABEL,
 | |
| 			   HWMON_T_INPUT | HWMON_T_LABEL,
 | |
| 			   HWMON_T_INPUT | HWMON_T_LABEL,
 | |
| 			   HWMON_T_INPUT | HWMON_T_LABEL,
 | |
| 			   HWMON_T_INPUT | HWMON_T_LABEL,
 | |
| 			   HWMON_T_INPUT | HWMON_T_LABEL,
 | |
| 			   HWMON_T_INPUT | HWMON_T_LABEL),
 | |
| 	NULL
 | |
| };
 | |
| 
 | |
| static const struct hwmon_ops k10temp_hwmon_ops = {
 | |
| 	.is_visible = k10temp_is_visible,
 | |
| 	.read = k10temp_read,
 | |
| 	.read_string = k10temp_read_labels,
 | |
| };
 | |
| 
 | |
| static const struct hwmon_chip_info k10temp_chip_info = {
 | |
| 	.ops = &k10temp_hwmon_ops,
 | |
| 	.info = k10temp_info,
 | |
| };
 | |
| 
 | |
| static void k10temp_get_ccd_support(struct pci_dev *pdev,
 | |
| 				    struct k10temp_data *data, int limit)
 | |
| {
 | |
| 	u32 regval;
 | |
| 	int i;
 | |
| 
 | |
| 	for (i = 0; i < limit; i++) {
 | |
| 		amd_smn_read(amd_pci_dev_to_node_id(pdev),
 | |
| 			     ZEN_CCD_TEMP(data->ccd_offset, i), ®val);
 | |
| 		if (regval & ZEN_CCD_TEMP_VALID)
 | |
| 			data->show_temp |= BIT(TCCD_BIT(i));
 | |
| 	}
 | |
| }
 | |
| 
 | |
| static int k10temp_probe(struct pci_dev *pdev, const struct pci_device_id *id)
 | |
| {
 | |
| 	int unreliable = has_erratum_319(pdev);
 | |
| 	struct device *dev = &pdev->dev;
 | |
| 	struct k10temp_data *data;
 | |
| 	struct device *hwmon_dev;
 | |
| 	int i;
 | |
| 
 | |
| 	if (unreliable) {
 | |
| 		if (!force) {
 | |
| 			dev_err(dev,
 | |
| 				"unreliable CPU thermal sensor; monitoring disabled\n");
 | |
| 			return -ENODEV;
 | |
| 		}
 | |
| 		dev_warn(dev,
 | |
| 			 "unreliable CPU thermal sensor; check erratum 319\n");
 | |
| 	}
 | |
| 
 | |
| 	data = devm_kzalloc(dev, sizeof(*data), GFP_KERNEL);
 | |
| 	if (!data)
 | |
| 		return -ENOMEM;
 | |
| 
 | |
| 	data->pdev = pdev;
 | |
| 	data->show_temp |= BIT(TCTL_BIT);	/* Always show Tctl */
 | |
| 
 | |
| 	if (boot_cpu_data.x86 == 0x15 &&
 | |
| 	    ((boot_cpu_data.x86_model & 0xf0) == 0x60 ||
 | |
| 	     (boot_cpu_data.x86_model & 0xf0) == 0x70)) {
 | |
| 		data->read_htcreg = read_htcreg_nb_f15;
 | |
| 		data->read_tempreg = read_tempreg_nb_f15;
 | |
| 	} else if (boot_cpu_data.x86 == 0x17 || boot_cpu_data.x86 == 0x18) {
 | |
| 		data->temp_adjust_mask = ZEN_CUR_TEMP_RANGE_SEL_MASK;
 | |
| 		data->read_tempreg = read_tempreg_nb_zen;
 | |
| 		data->is_zen = true;
 | |
| 
 | |
| 		switch (boot_cpu_data.x86_model) {
 | |
| 		case 0x1:	/* Zen */
 | |
| 		case 0x8:	/* Zen+ */
 | |
| 		case 0x11:	/* Zen APU */
 | |
| 		case 0x18:	/* Zen+ APU */
 | |
| 			data->ccd_offset = 0x154;
 | |
| 			k10temp_get_ccd_support(pdev, data, 4);
 | |
| 			break;
 | |
| 		case 0x31:	/* Zen2 Threadripper */
 | |
| 		case 0x60:	/* Renoir */
 | |
| 		case 0x68:	/* Lucienne */
 | |
| 		case 0x71:	/* Zen2 */
 | |
| 			data->ccd_offset = 0x154;
 | |
| 			k10temp_get_ccd_support(pdev, data, 8);
 | |
| 			break;
 | |
| 		case 0xa0 ... 0xaf:
 | |
| 			data->ccd_offset = 0x300;
 | |
| 			k10temp_get_ccd_support(pdev, data, 8);
 | |
| 			break;
 | |
| 		}
 | |
| 	} else if (boot_cpu_data.x86 == 0x19) {
 | |
| 		data->temp_adjust_mask = ZEN_CUR_TEMP_RANGE_SEL_MASK;
 | |
| 		data->read_tempreg = read_tempreg_nb_zen;
 | |
| 		data->is_zen = true;
 | |
| 
 | |
| 		switch (boot_cpu_data.x86_model) {
 | |
| 		case 0x0 ... 0x1:	/* Zen3 SP3/TR */
 | |
| 		case 0x21:		/* Zen3 Ryzen Desktop */
 | |
| 		case 0x50 ... 0x5f:	/* Green Sardine */
 | |
| 			data->ccd_offset = 0x154;
 | |
| 			k10temp_get_ccd_support(pdev, data, 8);
 | |
| 			break;
 | |
| 		case 0x40 ... 0x4f:	/* Yellow Carp */
 | |
| 			data->ccd_offset = 0x300;
 | |
| 			k10temp_get_ccd_support(pdev, data, 8);
 | |
| 			break;
 | |
| 		case 0x60 ... 0x6f:
 | |
| 		case 0x70 ... 0x7f:
 | |
| 			data->ccd_offset = 0x308;
 | |
| 			k10temp_get_ccd_support(pdev, data, 8);
 | |
| 			break;
 | |
| 		case 0x10 ... 0x1f:
 | |
| 		case 0xa0 ... 0xaf:
 | |
| 			data->ccd_offset = 0x300;
 | |
| 			k10temp_get_ccd_support(pdev, data, 12);
 | |
| 			break;
 | |
| 		}
 | |
| 	} else if (boot_cpu_data.x86 == 0x1a) {
 | |
| 		data->temp_adjust_mask = ZEN_CUR_TEMP_RANGE_SEL_MASK;
 | |
| 		data->read_tempreg = read_tempreg_nb_zen;
 | |
| 		data->is_zen = true;
 | |
| 	} else {
 | |
| 		data->read_htcreg = read_htcreg_pci;
 | |
| 		data->read_tempreg = read_tempreg_pci;
 | |
| 	}
 | |
| 
 | |
| 	for (i = 0; i < ARRAY_SIZE(tctl_offset_table); i++) {
 | |
| 		const struct tctl_offset *entry = &tctl_offset_table[i];
 | |
| 
 | |
| 		if (boot_cpu_data.x86 == entry->model &&
 | |
| 		    strstr(boot_cpu_data.x86_model_id, entry->id)) {
 | |
| 			data->show_temp |= BIT(TDIE_BIT);	/* show Tdie */
 | |
| 			data->temp_offset = entry->offset;
 | |
| 			break;
 | |
| 		}
 | |
| 	}
 | |
| 
 | |
| 	hwmon_dev = devm_hwmon_device_register_with_info(dev, "k10temp", data,
 | |
| 							 &k10temp_chip_info,
 | |
| 							 NULL);
 | |
| 	return PTR_ERR_OR_ZERO(hwmon_dev);
 | |
| }
 | |
| 
 | |
| static const struct pci_device_id k10temp_id_table[] = {
 | |
| 	{ PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_10H_NB_MISC) },
 | |
| 	{ PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_11H_NB_MISC) },
 | |
| 	{ PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_CNB17H_F3) },
 | |
| 	{ PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_15H_NB_F3) },
 | |
| 	{ PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_15H_M10H_F3) },
 | |
| 	{ PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_15H_M30H_NB_F3) },
 | |
| 	{ PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_15H_M60H_NB_F3) },
 | |
| 	{ PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_15H_M70H_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) },
 | |
| 	{ PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_17H_M10H_DF_F3) },
 | |
| 	{ PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_17H_M30H_DF_F3) },
 | |
| 	{ PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_17H_M60H_DF_F3) },
 | |
| 	{ PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_17H_M70H_DF_F3) },
 | |
| 	{ PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_17H_MA0H_DF_F3) },
 | |
| 	{ PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_19H_DF_F3) },
 | |
| 	{ PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_19H_M10H_DF_F3) },
 | |
| 	{ PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_19H_M40H_DF_F3) },
 | |
| 	{ PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_19H_M50H_DF_F3) },
 | |
| 	{ PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_19H_M60H_DF_F3) },
 | |
| 	{ PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_19H_M70H_DF_F3) },
 | |
| 	{ 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(HYGON, PCI_DEVICE_ID_AMD_17H_DF_F3) },
 | |
| 	{}
 | |
| };
 | |
| MODULE_DEVICE_TABLE(pci, k10temp_id_table);
 | |
| 
 | |
| static struct pci_driver k10temp_driver = {
 | |
| 	.name = "k10temp",
 | |
| 	.id_table = k10temp_id_table,
 | |
| 	.probe = k10temp_probe,
 | |
| };
 | |
| 
 | |
| module_pci_driver(k10temp_driver);
 |