diff options
Diffstat (limited to 'drivers/hwmon')
| -rw-r--r-- | drivers/hwmon/Kconfig | 11 | ||||
| -rw-r--r-- | drivers/hwmon/Makefile | 1 | ||||
| -rw-r--r-- | drivers/hwmon/fam15h_power.c | 6 | ||||
| -rw-r--r-- | drivers/hwmon/hwmon-vid.c | 4 | ||||
| -rw-r--r-- | drivers/hwmon/k10temp.c | 2 | ||||
| -rw-r--r-- | drivers/hwmon/oxp-sensors.c | 716 |
6 files changed, 8 insertions, 732 deletions
diff --git a/drivers/hwmon/Kconfig b/drivers/hwmon/Kconfig index f91f713b0105..5fd93aad2d6d 100644 --- a/drivers/hwmon/Kconfig +++ b/drivers/hwmon/Kconfig @@ -1795,17 +1795,6 @@ config SENSORS_NZXT_SMART2 source "drivers/hwmon/occ/Kconfig" -config SENSORS_OXP - tristate "OneXPlayer EC fan control" - depends on ACPI_EC - depends on X86 - help - If you say yes here you get support for fan readings and control over - OneXPlayer handheld devices. Only OneXPlayer mini AMD handheld variant - boards are supported. - - Can also be built as a module. In that case it will be called oxp-sensors. - config SENSORS_PCF8591 tristate "Philips PCF8591 ADC/DAC" depends on I2C diff --git a/drivers/hwmon/Makefile b/drivers/hwmon/Makefile index 766c652ef22b..e3468d024ff3 100644 --- a/drivers/hwmon/Makefile +++ b/drivers/hwmon/Makefile @@ -183,7 +183,6 @@ obj-$(CONFIG_SENSORS_NTC_THERMISTOR) += ntc_thermistor.o obj-$(CONFIG_SENSORS_NZXT_KRAKEN2) += nzxt-kraken2.o obj-$(CONFIG_SENSORS_NZXT_KRAKEN3) += nzxt-kraken3.o obj-$(CONFIG_SENSORS_NZXT_SMART2) += nzxt-smart2.o -obj-$(CONFIG_SENSORS_OXP) += oxp-sensors.o obj-$(CONFIG_SENSORS_PC87360) += pc87360.o obj-$(CONFIG_SENSORS_PC87427) += pc87427.o obj-$(CONFIG_SENSORS_PCF8591) += pcf8591.o diff --git a/drivers/hwmon/fam15h_power.c b/drivers/hwmon/fam15h_power.c index 9ed2c4b6734e..8ecebea53651 100644 --- a/drivers/hwmon/fam15h_power.c +++ b/drivers/hwmon/fam15h_power.c @@ -143,8 +143,8 @@ static void do_read_registers_on_cu(void *_data) */ cu = topology_core_id(smp_processor_id()); - rdmsrl_safe(MSR_F15H_CU_PWR_ACCUMULATOR, &data->cu_acc_power[cu]); - rdmsrl_safe(MSR_F15H_PTSC, &data->cpu_sw_pwr_ptsc[cu]); + rdmsrq_safe(MSR_F15H_CU_PWR_ACCUMULATOR, &data->cu_acc_power[cu]); + rdmsrq_safe(MSR_F15H_PTSC, &data->cpu_sw_pwr_ptsc[cu]); data->cu_on[cu] = 1; } @@ -424,7 +424,7 @@ static int fam15h_power_init_data(struct pci_dev *f4, */ data->cpu_pwr_sample_ratio = cpuid_ecx(0x80000007); - if (rdmsrl_safe(MSR_F15H_CU_MAX_PWR_ACCUMULATOR, &tmp)) { + if (rdmsrq_safe(MSR_F15H_CU_MAX_PWR_ACCUMULATOR, &tmp)) { pr_err("Failed to read max compute unit power accumulator MSR\n"); return -ENODEV; } diff --git a/drivers/hwmon/hwmon-vid.c b/drivers/hwmon/hwmon-vid.c index 6d1175a51832..2df4956296ed 100644 --- a/drivers/hwmon/hwmon-vid.c +++ b/drivers/hwmon/hwmon-vid.c @@ -15,6 +15,10 @@ #include <linux/kernel.h> #include <linux/hwmon-vid.h> +#ifdef CONFIG_X86 +#include <asm/msr.h> +#endif + /* * Common code for decoding VID pins. * diff --git a/drivers/hwmon/k10temp.c b/drivers/hwmon/k10temp.c index 3685906cc57c..472bcf6092f6 100644 --- a/drivers/hwmon/k10temp.c +++ b/drivers/hwmon/k10temp.c @@ -20,7 +20,7 @@ #include <linux/module.h> #include <linux/pci.h> #include <linux/pci_ids.h> -#include <asm/amd_node.h> +#include <asm/amd/node.h> #include <asm/processor.h> MODULE_DESCRIPTION("AMD Family 10h+ CPU core temperature monitor"); diff --git a/drivers/hwmon/oxp-sensors.c b/drivers/hwmon/oxp-sensors.c deleted file mode 100644 index 83730d931824..000000000000 --- a/drivers/hwmon/oxp-sensors.c +++ /dev/null @@ -1,716 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0+ -/* - * Platform driver for OneXPlayer, AOKZOE, AYANEO, and OrangePi Handhelds - * that expose fan reading and control via hwmon sysfs. - * - * Old OXP boards have the same DMI strings and they are told apart by - * the boot cpu vendor (Intel/AMD). Of these older models only AMD is - * supported. - * - * Fan control is provided via pwm interface in the range [0-255]. - * Old AMD boards use [0-100] as range in the EC, the written value is - * scaled to accommodate for that. Newer boards like the mini PRO and - * AOKZOE are not scaled but have the same EC layout. Newer models - * like the 2 and X1 are [0-184] and are scaled to 0-255. OrangePi - * are [1-244] and scaled to 0-255. - * - * Copyright (C) 2022 Joaquín I. Aramendía <samsagax@gmail.com> - * Copyright (C) 2024 Derek J. Clark <derekjohn.clark@gmail.com> - */ - -#include <linux/acpi.h> -#include <linux/dmi.h> -#include <linux/hwmon.h> -#include <linux/init.h> -#include <linux/kernel.h> -#include <linux/module.h> -#include <linux/platform_device.h> -#include <linux/processor.h> - -/* Handle ACPI lock mechanism */ -static u32 oxp_mutex; - -#define ACPI_LOCK_DELAY_MS 500 - -static bool lock_global_acpi_lock(void) -{ - return ACPI_SUCCESS(acpi_acquire_global_lock(ACPI_LOCK_DELAY_MS, &oxp_mutex)); -} - -static bool unlock_global_acpi_lock(void) -{ - return ACPI_SUCCESS(acpi_release_global_lock(oxp_mutex)); -} - -enum oxp_board { - aok_zoe_a1 = 1, - aya_neo_2, - aya_neo_air, - aya_neo_air_1s, - aya_neo_air_plus_mendo, - aya_neo_air_pro, - aya_neo_flip, - aya_neo_geek, - aya_neo_kun, - orange_pi_neo, - oxp_2, - oxp_fly, - oxp_mini_amd, - oxp_mini_amd_a07, - oxp_mini_amd_pro, - oxp_x1, -}; - -static enum oxp_board board; - -/* Fan reading and PWM */ -#define OXP_SENSOR_FAN_REG 0x76 /* Fan reading is 2 registers long */ -#define OXP_2_SENSOR_FAN_REG 0x58 /* Fan reading is 2 registers long */ -#define OXP_SENSOR_PWM_ENABLE_REG 0x4A /* PWM enable is 1 register long */ -#define OXP_SENSOR_PWM_REG 0x4B /* PWM reading is 1 register long */ -#define PWM_MODE_AUTO 0x00 -#define PWM_MODE_MANUAL 0x01 - -/* OrangePi fan reading and PWM */ -#define ORANGEPI_SENSOR_FAN_REG 0x78 /* Fan reading is 2 registers long */ -#define ORANGEPI_SENSOR_PWM_ENABLE_REG 0x40 /* PWM enable is 1 register long */ -#define ORANGEPI_SENSOR_PWM_REG 0x38 /* PWM reading is 1 register long */ - -/* Turbo button takeover function - * Different boards have different values and EC registers - * for the same function - */ -#define OXP_TURBO_SWITCH_REG 0xF1 /* Mini Pro, OneXFly, AOKZOE */ -#define OXP_2_TURBO_SWITCH_REG 0xEB /* OXP2 and X1 */ -#define OXP_MINI_TURBO_SWITCH_REG 0x1E /* Mini AO7 */ - -#define OXP_MINI_TURBO_TAKE_VAL 0x01 /* Mini AO7 */ -#define OXP_TURBO_TAKE_VAL 0x40 /* All other models */ - -#define OXP_TURBO_RETURN_VAL 0x00 /* Common return val */ - -static const struct dmi_system_id dmi_table[] = { - { - .matches = { - DMI_MATCH(DMI_BOARD_VENDOR, "AOKZOE"), - DMI_EXACT_MATCH(DMI_BOARD_NAME, "AOKZOE A1 AR07"), - }, - .driver_data = (void *)aok_zoe_a1, - }, - { - .matches = { - DMI_MATCH(DMI_BOARD_VENDOR, "AOKZOE"), - DMI_EXACT_MATCH(DMI_BOARD_NAME, "AOKZOE A1 Pro"), - }, - .driver_data = (void *)aok_zoe_a1, - }, - { - .matches = { - DMI_MATCH(DMI_BOARD_VENDOR, "AYANEO"), - DMI_MATCH(DMI_BOARD_NAME, "AYANEO 2"), - }, - .driver_data = (void *)aya_neo_2, - }, - { - .matches = { - DMI_MATCH(DMI_BOARD_VENDOR, "AYANEO"), - DMI_EXACT_MATCH(DMI_BOARD_NAME, "AIR"), - }, - .driver_data = (void *)aya_neo_air, - }, - { - .matches = { - DMI_MATCH(DMI_BOARD_VENDOR, "AYANEO"), - DMI_EXACT_MATCH(DMI_BOARD_NAME, "AIR 1S"), - }, - .driver_data = (void *)aya_neo_air_1s, - }, - { - .matches = { - DMI_MATCH(DMI_BOARD_VENDOR, "AYANEO"), - DMI_EXACT_MATCH(DMI_BOARD_NAME, "AB05-Mendocino"), - }, - .driver_data = (void *)aya_neo_air_plus_mendo, - }, - { - .matches = { - DMI_MATCH(DMI_BOARD_VENDOR, "AYANEO"), - DMI_EXACT_MATCH(DMI_BOARD_NAME, "AIR Pro"), - }, - .driver_data = (void *)aya_neo_air_pro, - }, - { - .matches = { - DMI_MATCH(DMI_BOARD_VENDOR, "AYANEO"), - DMI_MATCH(DMI_BOARD_NAME, "FLIP"), - }, - .driver_data = (void *)aya_neo_flip, - }, - { - .matches = { - DMI_MATCH(DMI_BOARD_VENDOR, "AYANEO"), - DMI_MATCH(DMI_BOARD_NAME, "GEEK"), - }, - .driver_data = (void *)aya_neo_geek, - }, - { - .matches = { - DMI_MATCH(DMI_BOARD_VENDOR, "AYANEO"), - DMI_EXACT_MATCH(DMI_BOARD_NAME, "KUN"), - }, - .driver_data = (void *)aya_neo_kun, - }, - { - .matches = { - DMI_MATCH(DMI_BOARD_VENDOR, "OrangePi"), - DMI_EXACT_MATCH(DMI_BOARD_NAME, "NEO-01"), - }, - .driver_data = (void *)orange_pi_neo, - }, - { - .matches = { - DMI_MATCH(DMI_BOARD_VENDOR, "ONE-NETBOOK"), - DMI_EXACT_MATCH(DMI_BOARD_NAME, "ONE XPLAYER"), - }, - .driver_data = (void *)oxp_mini_amd, - }, - { - .matches = { - DMI_MATCH(DMI_BOARD_VENDOR, "ONE-NETBOOK"), - DMI_MATCH(DMI_BOARD_NAME, "ONEXPLAYER 2"), - }, - .driver_data = (void *)oxp_2, - }, - { - .matches = { - DMI_MATCH(DMI_BOARD_VENDOR, "ONE-NETBOOK"), - DMI_EXACT_MATCH(DMI_BOARD_NAME, "ONEXPLAYER F1"), - }, - .driver_data = (void *)oxp_fly, - }, - { - .matches = { - DMI_MATCH(DMI_BOARD_VENDOR, "ONE-NETBOOK"), - DMI_EXACT_MATCH(DMI_BOARD_NAME, "ONEXPLAYER mini A07"), - }, - .driver_data = (void *)oxp_mini_amd_a07, - }, - { - .matches = { - DMI_MATCH(DMI_BOARD_VENDOR, "ONE-NETBOOK"), - DMI_EXACT_MATCH(DMI_BOARD_NAME, "ONEXPLAYER Mini Pro"), - }, - .driver_data = (void *)oxp_mini_amd_pro, - }, - { - .matches = { - DMI_MATCH(DMI_BOARD_VENDOR, "ONE-NETBOOK"), - DMI_MATCH(DMI_BOARD_NAME, "ONEXPLAYER X1"), - }, - .driver_data = (void *)oxp_x1, - }, - {}, -}; - -/* Helper functions to handle EC read/write */ -static int read_from_ec(u8 reg, int size, long *val) -{ - int i; - int ret; - u8 buffer; - - if (!lock_global_acpi_lock()) - return -EBUSY; - - *val = 0; - for (i = 0; i < size; i++) { - ret = ec_read(reg + i, &buffer); - if (ret) - return ret; - *val <<= i * 8; - *val += buffer; - } - - if (!unlock_global_acpi_lock()) - return -EBUSY; - - return 0; -} - -static int write_to_ec(u8 reg, u8 value) -{ - int ret; - - if (!lock_global_acpi_lock()) - return -EBUSY; - - ret = ec_write(reg, value); - - if (!unlock_global_acpi_lock()) - return -EBUSY; - - return ret; -} - -/* Turbo button toggle functions */ -static int tt_toggle_enable(void) -{ - u8 reg; - u8 val; - - switch (board) { - case oxp_mini_amd_a07: - reg = OXP_MINI_TURBO_SWITCH_REG; - val = OXP_MINI_TURBO_TAKE_VAL; - break; - case aok_zoe_a1: - case oxp_fly: - case oxp_mini_amd_pro: - reg = OXP_TURBO_SWITCH_REG; - val = OXP_TURBO_TAKE_VAL; - break; - case oxp_2: - case oxp_x1: - reg = OXP_2_TURBO_SWITCH_REG; - val = OXP_TURBO_TAKE_VAL; - break; - default: - return -EINVAL; - } - return write_to_ec(reg, val); -} - -static int tt_toggle_disable(void) -{ - u8 reg; - u8 val; - - switch (board) { - case oxp_mini_amd_a07: - reg = OXP_MINI_TURBO_SWITCH_REG; - val = OXP_TURBO_RETURN_VAL; - break; - case aok_zoe_a1: - case oxp_fly: - case oxp_mini_amd_pro: - reg = OXP_TURBO_SWITCH_REG; - val = OXP_TURBO_RETURN_VAL; - break; - case oxp_2: - case oxp_x1: - reg = OXP_2_TURBO_SWITCH_REG; - val = OXP_TURBO_RETURN_VAL; - break; - default: - return -EINVAL; - } - return write_to_ec(reg, val); -} - -/* Callbacks for turbo toggle attribute */ -static umode_t tt_toggle_is_visible(struct kobject *kobj, - struct attribute *attr, int n) -{ - switch (board) { - case aok_zoe_a1: - case oxp_2: - case oxp_fly: - case oxp_mini_amd_a07: - case oxp_mini_amd_pro: - case oxp_x1: - return attr->mode; - default: - break; - } - return 0; -} - -static ssize_t tt_toggle_store(struct device *dev, - struct device_attribute *attr, const char *buf, - size_t count) -{ - int rval; - bool value; - - rval = kstrtobool(buf, &value); - if (rval) - return rval; - - if (value) { - rval = tt_toggle_enable(); - } else { - rval = tt_toggle_disable(); - } - if (rval) - return rval; - - return count; -} - -static ssize_t tt_toggle_show(struct device *dev, - struct device_attribute *attr, char *buf) -{ - int retval; - u8 reg; - long val; - - switch (board) { - case oxp_mini_amd_a07: - reg = OXP_MINI_TURBO_SWITCH_REG; - break; - case aok_zoe_a1: - case oxp_fly: - case oxp_mini_amd_pro: - reg = OXP_TURBO_SWITCH_REG; - break; - case oxp_2: - case oxp_x1: - reg = OXP_2_TURBO_SWITCH_REG; - break; - default: - return -EINVAL; - } - - retval = read_from_ec(reg, 1, &val); - if (retval) - return retval; - - return sysfs_emit(buf, "%d\n", !!val); -} - -static DEVICE_ATTR_RW(tt_toggle); - -/* PWM enable/disable functions */ -static int oxp_pwm_enable(void) -{ - switch (board) { - case orange_pi_neo: - return write_to_ec(ORANGEPI_SENSOR_PWM_ENABLE_REG, PWM_MODE_MANUAL); - case aok_zoe_a1: - case aya_neo_2: - case aya_neo_air: - case aya_neo_air_plus_mendo: - case aya_neo_air_pro: - case aya_neo_flip: - case aya_neo_geek: - case aya_neo_kun: - case oxp_2: - case oxp_fly: - case oxp_mini_amd: - case oxp_mini_amd_a07: - case oxp_mini_amd_pro: - case oxp_x1: - return write_to_ec(OXP_SENSOR_PWM_ENABLE_REG, PWM_MODE_MANUAL); - default: - return -EINVAL; - } -} - -static int oxp_pwm_disable(void) -{ - switch (board) { - case orange_pi_neo: - return write_to_ec(ORANGEPI_SENSOR_PWM_ENABLE_REG, PWM_MODE_AUTO); - case aok_zoe_a1: - case aya_neo_2: - case aya_neo_air: - case aya_neo_air_1s: - case aya_neo_air_plus_mendo: - case aya_neo_air_pro: - case aya_neo_flip: - case aya_neo_geek: - case aya_neo_kun: - case oxp_2: - case oxp_fly: - case oxp_mini_amd: - case oxp_mini_amd_a07: - case oxp_mini_amd_pro: - case oxp_x1: - return write_to_ec(OXP_SENSOR_PWM_ENABLE_REG, PWM_MODE_AUTO); - default: - return -EINVAL; - } -} - -/* Callbacks for hwmon interface */ -static umode_t oxp_ec_hwmon_is_visible(const void *drvdata, - enum hwmon_sensor_types type, u32 attr, int channel) -{ - switch (type) { - case hwmon_fan: - return 0444; - case hwmon_pwm: - return 0644; - default: - return 0; - } -} - -static int oxp_platform_read(struct device *dev, enum hwmon_sensor_types type, - u32 attr, int channel, long *val) -{ - int ret; - - switch (type) { - case hwmon_fan: - switch (attr) { - case hwmon_fan_input: - switch (board) { - case orange_pi_neo: - return read_from_ec(ORANGEPI_SENSOR_FAN_REG, 2, val); - case oxp_2: - case oxp_x1: - return read_from_ec(OXP_2_SENSOR_FAN_REG, 2, val); - case aok_zoe_a1: - case aya_neo_2: - case aya_neo_air: - case aya_neo_air_1s: - case aya_neo_air_plus_mendo: - case aya_neo_air_pro: - case aya_neo_flip: - case aya_neo_geek: - case aya_neo_kun: - case oxp_fly: - case oxp_mini_amd: - case oxp_mini_amd_a07: - case oxp_mini_amd_pro: - return read_from_ec(OXP_SENSOR_FAN_REG, 2, val); - default: - break; - } - break; - default: - break; - } - break; - case hwmon_pwm: - switch (attr) { - case hwmon_pwm_input: - switch (board) { - case orange_pi_neo: - ret = read_from_ec(ORANGEPI_SENSOR_PWM_REG, 1, val); - if (ret) - return ret; - /* scale from range [1-244] */ - *val = ((*val - 1) * 254 / 243) + 1; - break; - case oxp_2: - case oxp_x1: - ret = read_from_ec(OXP_SENSOR_PWM_REG, 1, val); - if (ret) - return ret; - /* scale from range [0-184] */ - *val = (*val * 255) / 184; - break; - case aya_neo_2: - case aya_neo_air: - case aya_neo_air_1s: - case aya_neo_air_plus_mendo: - case aya_neo_air_pro: - case aya_neo_flip: - case aya_neo_geek: - case aya_neo_kun: - case oxp_mini_amd: - case oxp_mini_amd_a07: - ret = read_from_ec(OXP_SENSOR_PWM_REG, 1, val); - if (ret) - return ret; - /* scale from range [0-100] */ - *val = (*val * 255) / 100; - break; - case aok_zoe_a1: - case oxp_fly: - case oxp_mini_amd_pro: - default: - ret = read_from_ec(OXP_SENSOR_PWM_REG, 1, val); - if (ret) - return ret; - break; - } - return 0; - case hwmon_pwm_enable: - switch (board) { - case orange_pi_neo: - return read_from_ec(ORANGEPI_SENSOR_PWM_ENABLE_REG, 1, val); - case aok_zoe_a1: - case aya_neo_2: - case aya_neo_air: - case aya_neo_air_1s: - case aya_neo_air_plus_mendo: - case aya_neo_air_pro: - case aya_neo_flip: - case aya_neo_geek: - case aya_neo_kun: - case oxp_2: - case oxp_fly: - case oxp_mini_amd: - case oxp_mini_amd_a07: - case oxp_mini_amd_pro: - case oxp_x1: - return read_from_ec(OXP_SENSOR_PWM_ENABLE_REG, 1, val); - default: - break; - } - break; - default: - break; - } - break; - default: - break; - } - return -EOPNOTSUPP; -} - -static int oxp_platform_write(struct device *dev, enum hwmon_sensor_types type, - u32 attr, int channel, long val) -{ - switch (type) { - case hwmon_pwm: - switch (attr) { - case hwmon_pwm_enable: - if (val == 1) - return oxp_pwm_enable(); - else if (val == 0) - return oxp_pwm_disable(); - return -EINVAL; - case hwmon_pwm_input: - if (val < 0 || val > 255) - return -EINVAL; - switch (board) { - case orange_pi_neo: - /* scale to range [1-244] */ - val = ((val - 1) * 243 / 254) + 1; - return write_to_ec(ORANGEPI_SENSOR_PWM_REG, val); - case oxp_2: - case oxp_x1: - /* scale to range [0-184] */ - val = (val * 184) / 255; - return write_to_ec(OXP_SENSOR_PWM_REG, val); - case aya_neo_2: - case aya_neo_air: - case aya_neo_air_1s: - case aya_neo_air_plus_mendo: - case aya_neo_air_pro: - case aya_neo_flip: - case aya_neo_geek: - case aya_neo_kun: - case oxp_mini_amd: - case oxp_mini_amd_a07: - /* scale to range [0-100] */ - val = (val * 100) / 255; - return write_to_ec(OXP_SENSOR_PWM_REG, val); - case aok_zoe_a1: - case oxp_fly: - case oxp_mini_amd_pro: - return write_to_ec(OXP_SENSOR_PWM_REG, val); - default: - break; - } - break; - default: - break; - } - break; - default: - break; - } - return -EOPNOTSUPP; -} - -/* Known sensors in the OXP EC controllers */ -static const struct hwmon_channel_info * const oxp_platform_sensors[] = { - HWMON_CHANNEL_INFO(fan, - HWMON_F_INPUT), - HWMON_CHANNEL_INFO(pwm, - HWMON_PWM_INPUT | HWMON_PWM_ENABLE), - NULL, -}; - -static struct attribute *oxp_ec_attrs[] = { - &dev_attr_tt_toggle.attr, - NULL -}; - -static struct attribute_group oxp_ec_attribute_group = { - .is_visible = tt_toggle_is_visible, - .attrs = oxp_ec_attrs, -}; - -static const struct attribute_group *oxp_ec_groups[] = { - &oxp_ec_attribute_group, - NULL -}; - -static const struct hwmon_ops oxp_ec_hwmon_ops = { - .is_visible = oxp_ec_hwmon_is_visible, - .read = oxp_platform_read, - .write = oxp_platform_write, -}; - -static const struct hwmon_chip_info oxp_ec_chip_info = { - .ops = &oxp_ec_hwmon_ops, - .info = oxp_platform_sensors, -}; - -/* Initialization logic */ -static int oxp_platform_probe(struct platform_device *pdev) -{ - struct device *dev = &pdev->dev; - struct device *hwdev; - - hwdev = devm_hwmon_device_register_with_info(dev, "oxpec", NULL, - &oxp_ec_chip_info, NULL); - - return PTR_ERR_OR_ZERO(hwdev); -} - -static struct platform_driver oxp_platform_driver = { - .driver = { - .name = "oxp-platform", - .dev_groups = oxp_ec_groups, - }, - .probe = oxp_platform_probe, -}; - -static struct platform_device *oxp_platform_device; - -static int __init oxp_platform_init(void) -{ - const struct dmi_system_id *dmi_entry; - - dmi_entry = dmi_first_match(dmi_table); - if (!dmi_entry) - return -ENODEV; - - board = (enum oxp_board)(unsigned long)dmi_entry->driver_data; - - /* - * Have to check for AMD processor here because DMI strings are the same - * between Intel and AMD boards on older OneXPlayer devices, the only way - * to tell them apart is the CPU. Old Intel boards have an unsupported EC. - */ - if (board == oxp_mini_amd && boot_cpu_data.x86_vendor != X86_VENDOR_AMD) - return -ENODEV; - - oxp_platform_device = - platform_create_bundle(&oxp_platform_driver, - oxp_platform_probe, NULL, 0, NULL, 0); - - return PTR_ERR_OR_ZERO(oxp_platform_device); -} - -static void __exit oxp_platform_exit(void) -{ - platform_device_unregister(oxp_platform_device); - platform_driver_unregister(&oxp_platform_driver); -} - -MODULE_DEVICE_TABLE(dmi, dmi_table); - -module_init(oxp_platform_init); -module_exit(oxp_platform_exit); - -MODULE_AUTHOR("Joaquín Ignacio Aramendía <samsagax@gmail.com>"); -MODULE_DESCRIPTION("Platform driver that handles EC sensors of OneXPlayer devices"); -MODULE_LICENSE("GPL"); |