diff options
78 files changed, 953 insertions, 328 deletions
diff --git a/Documentation/ABI/testing/sysfs-platform-dptf b/Documentation/ABI/testing/sysfs-platform-dptf index eeed81ca6949..2cbc660d163b 100644 --- a/Documentation/ABI/testing/sysfs-platform-dptf +++ b/Documentation/ABI/testing/sysfs-platform-dptf @@ -92,3 +92,19 @@ Contact: linux-acpi@vger.kernel.org Description: (RO) The battery discharge current capability obtained from battery fuel gauge in milli Amps. + +What: /sys/bus/platform/devices/INTC1045:00/pch_fivr_switch_frequency/freq_mhz_low_clock +Date: November, 2020 +KernelVersion: v5.10 +Contact: linux-acpi@vger.kernel.org +Description: + (RW) The PCH FIVR (Fully Integrated Voltage Regulator) switching frequency in MHz, + when FIVR clock is 19.2MHz or 24MHz. + +What: /sys/bus/platform/devices/INTC1045:00/pch_fivr_switch_frequency/freq_mhz_high_clock +Date: November, 2020 +KernelVersion: v5.10 +Contact: linux-acpi@vger.kernel.org +Description: + (RW) The PCH FIVR (Fully Integrated Voltage Regulator) switching frequency in MHz, + when FIVR clock is 38.4MHz. diff --git a/Documentation/admin-guide/mm/numaperf.rst b/Documentation/admin-guide/mm/numaperf.rst index 4d69ef1de830..86f2a3c4b638 100644 --- a/Documentation/admin-guide/mm/numaperf.rst +++ b/Documentation/admin-guide/mm/numaperf.rst @@ -56,6 +56,11 @@ nodes' access characteristics share the same performance relative to other linked initiator nodes. Each target within an initiator's access class, though, do not necessarily perform the same as each other. +The access class "1" is used to allow differentiation between initiators +that are CPUs and hence suitable for generic task scheduling, and +IO initiators such as GPUs and NICs. Unlike access class 0, only +nodes containing CPUs are considered. + ================ NUMA Performance ================ @@ -88,6 +93,9 @@ The latency attributes are provided in nanoseconds. The values reported here correspond to the rated latency and bandwidth for the platform. +Access class 1 takes the same form but only includes values for CPU to +memory activity. + ========== NUMA Cache ========== diff --git a/MAINTAINERS b/MAINTAINERS index 8c5556df75a8..c65750cfe3dd 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -405,7 +405,7 @@ F: drivers/platform/x86/i2c-multi-instantiate.c ACPI PMIC DRIVERS M: "Rafael J. Wysocki" <rjw@rjwysocki.net> M: Len Brown <lenb@kernel.org> -R: Andy Shevchenko <andriy.shevchenko@linux.intel.com> +R: Andy Shevchenko <andy@kernel.org> R: Mika Westerberg <mika.westerberg@linux.intel.com> L: linux-acpi@vger.kernel.org S: Supported @@ -8953,7 +8953,7 @@ F: drivers/gpio/gpio-*cove.c F: drivers/gpio/gpio-msic.c INTEL PMIC MULTIFUNCTION DEVICE DRIVERS -R: Andy Shevchenko <andriy.shevchenko@linux.intel.com> +M: Andy Shevchenko <andy@kernel.org> S: Maintained F: drivers/mfd/intel_msic.c F: drivers/mfd/intel_soc_pmic* diff --git a/arch/x86/include/asm/numa.h b/arch/x86/include/asm/numa.h index 0aecc0b629e0..e3bae2b60a0d 100644 --- a/arch/x86/include/asm/numa.h +++ b/arch/x86/include/asm/numa.h @@ -63,12 +63,14 @@ extern void numa_clear_node(int cpu); extern void __init init_cpu_to_node(void); extern void numa_add_cpu(int cpu); extern void numa_remove_cpu(int cpu); +extern void init_gi_nodes(void); #else /* CONFIG_NUMA */ static inline void numa_set_node(int cpu, int node) { } static inline void numa_clear_node(int cpu) { } static inline void init_cpu_to_node(void) { } static inline void numa_add_cpu(int cpu) { } static inline void numa_remove_cpu(int cpu) { } +static inline void init_gi_nodes(void) { } #endif /* CONFIG_NUMA */ #ifdef CONFIG_DEBUG_PER_CPU_MAPS diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c index 210e878c4c0d..b16caee53bea 100644 --- a/arch/x86/kernel/setup.c +++ b/arch/x86/kernel/setup.c @@ -1199,6 +1199,7 @@ void __init setup_arch(char **cmdline_p) prefill_possible_map(); init_cpu_to_node(); + init_gi_nodes(); io_apic_init_mappings(); diff --git a/arch/x86/mm/numa.c b/arch/x86/mm/numa.c index 9df94e0aaee1..44148691d78b 100644 --- a/arch/x86/mm/numa.c +++ b/arch/x86/mm/numa.c @@ -746,6 +746,27 @@ static void __init init_memory_less_node(int nid) } /* + * A node may exist which has one or more Generic Initiators but no CPUs and no + * memory. + * + * This function must be called after init_cpu_to_node(), to ensure that any + * memoryless CPU nodes have already been brought online, and before the + * node_data[nid] is needed for zone list setup in build_all_zonelists(). + * + * When this function is called, any nodes containing either memory and/or CPUs + * will already be online and there is no need to do anything extra, even if + * they also contain one or more Generic Initiators. + */ +void __init init_gi_nodes(void) +{ + int nid; + + for_each_node_state(nid, N_GENERIC_INITIATOR) + if (!node_online(nid)) + init_memory_less_node(nid); +} + +/* * Setup early cpu_to_node. * * Populate cpu_to_node[] only if x86_cpu_to_apicid[], diff --git a/drivers/acpi/Kconfig b/drivers/acpi/Kconfig index 7540a5179a47..edf1558c1105 100644 --- a/drivers/acpi/Kconfig +++ b/drivers/acpi/Kconfig @@ -504,55 +504,6 @@ config ACPI_EXTLOG config ACPI_ADXL bool -menuconfig PMIC_OPREGION - bool "PMIC (Power Management Integrated Circuit) operation region support" - help - Select this option to enable support for ACPI operation - region of the PMIC chip. The operation region can be used - to control power rails and sensor reading/writing on the - PMIC chip. - -if PMIC_OPREGION -config BYTCRC_PMIC_OPREGION - bool "ACPI operation region support for Bay Trail Crystal Cove PMIC" - depends on INTEL_SOC_PMIC - help - This config adds ACPI operation region support for the Bay Trail - version of the Crystal Cove PMIC. - -config CHTCRC_PMIC_OPREGION - bool "ACPI operation region support for Cherry Trail Crystal Cove PMIC" - depends on INTEL_SOC_PMIC - help - This config adds ACPI operation region support for the Cherry Trail - version of the Crystal Cove PMIC. - -config XPOWER_PMIC_OPREGION - bool "ACPI operation region support for XPower AXP288 PMIC" - depends on MFD_AXP20X_I2C && IOSF_MBI=y - help - This config adds ACPI operation region support for XPower AXP288 PMIC. - -config BXT_WC_PMIC_OPREGION - bool "ACPI operation region support for BXT WhiskeyCove PMIC" - depends on INTEL_SOC_PMIC_BXTWC - help - This config adds ACPI operation region support for BXT WhiskeyCove PMIC. - -config CHT_WC_PMIC_OPREGION - bool "ACPI operation region support for CHT Whiskey Cove PMIC" - depends on INTEL_SOC_PMIC_CHTWC - help - This config adds ACPI operation region support for CHT Whiskey Cove PMIC. - -config CHT_DC_TI_PMIC_OPREGION - bool "ACPI operation region support for Dollar Cove TI PMIC" - depends on INTEL_SOC_PMIC_CHTDC_TI - help - This config adds ACPI operation region support for Dollar Cove TI PMIC. - -endif - config ACPI_CONFIGFS tristate "ACPI configfs support" select CONFIGFS_FS @@ -568,21 +519,7 @@ config ACPI_PPTT bool endif -config TPS68470_PMIC_OPREGION - bool "ACPI operation region support for TPS68470 PMIC" - depends on MFD_TPS68470 - help - This config adds ACPI operation region support for TI TPS68470 PMIC. - TPS68470 device is an advanced power management unit that powers - a Compact Camera Module (CCM), generates clocks for image sensors, - drives a dual LED for flash and incorporates two LED drivers for - general purpose indicators. - This driver enables ACPI operation region support control voltage - regulators and clocks. - - This option is a bool as it provides an ACPI operation - region, which must be available before any of the devices - using this, are probed. +source "drivers/acpi/pmic/Kconfig" endif # ACPI diff --git a/drivers/acpi/Makefile b/drivers/acpi/Makefile index 9a957544e357..44e412506317 100644 --- a/drivers/acpi/Makefile +++ b/drivers/acpi/Makefile @@ -107,17 +107,9 @@ obj-$(CONFIG_ACPI_APEI) += apei/ obj-$(CONFIG_ACPI_EXTLOG) += acpi_extlog.o -obj-$(CONFIG_PMIC_OPREGION) += pmic/intel_pmic.o -obj-$(CONFIG_BYTCRC_PMIC_OPREGION) += pmic/intel_pmic_bytcrc.o -obj-$(CONFIG_CHTCRC_PMIC_OPREGION) += pmic/intel_pmic_chtcrc.o -obj-$(CONFIG_XPOWER_PMIC_OPREGION) += pmic/intel_pmic_xpower.o -obj-$(CONFIG_BXT_WC_PMIC_OPREGION) += pmic/intel_pmic_bxtwc.o -obj-$(CONFIG_CHT_WC_PMIC_OPREGION) += pmic/intel_pmic_chtwc.o -obj-$(CONFIG_CHT_DC_TI_PMIC_OPREGION) += pmic/intel_pmic_chtdc_ti.o - obj-$(CONFIG_ACPI_CONFIGFS) += acpi_configfs.o -obj-$(CONFIG_TPS68470_PMIC_OPREGION) += pmic/tps68470_pmic.o +obj-y += pmic/ video-objs += acpi_video.o video_detect.o obj-y += dptf/ diff --git a/drivers/acpi/acpi_apd.c b/drivers/acpi/acpi_apd.c index 806b8ce05624..39359ce0eb2c 100644 --- a/drivers/acpi/acpi_apd.c +++ b/drivers/acpi/acpi_apd.c @@ -7,39 +7,28 @@ * Wu, Jeff <Jeff.Wu@amd.com> */ -#include <linux/clk-provider.h> -#include <linux/platform_data/clk-fch.h> -#include <linux/platform_device.h> -#include <linux/pm_domain.h> -#include <linux/clkdev.h> #include <linux/acpi.h> +#include <linux/clkdev.h> +#include <linux/clk-provider.h> #include <linux/err.h> #include <linux/io.h> -#include <linux/pm.h> +#include <linux/platform_data/clk-fch.h> +#include <linux/platform_device.h> #include "internal.h" -ACPI_MODULE_NAME("acpi_apd"); struct apd_private_data; /** - * ACPI_APD_SYSFS : add device attributes in sysfs - * ACPI_APD_PM : attach power domain to device - */ -#define ACPI_APD_SYSFS BIT(0) -#define ACPI_APD_PM BIT(1) - -/** * struct apd_device_desc - a descriptor for apd device - * @flags: device flags like %ACPI_APD_SYSFS, %ACPI_APD_PM * @fixed_clk_rate: fixed rate input clock source for acpi device; * 0 means no fixed rate input clock source + * @properties: build-in properties of the device such as UART * @setup: a hook routine to set device resource during create platform device * * Device description defined as acpi_device_id.driver_data */ struct apd_device_desc { - unsigned int flags; unsigned int fixed_clk_rate; struct property_entry *properties; int (*setup)(struct apd_private_data *pdata); @@ -71,7 +60,6 @@ static int acpi_apd_setup(struct apd_private_data *pdata) } #ifdef CONFIG_X86_AMD_PLATFORM_DEVICE - static int misc_check_res(struct acpi_resource *ares, void *data) { struct resource res; @@ -142,7 +130,7 @@ static const struct apd_device_desc cz_uart_desc = { static const struct apd_device_desc fch_misc_desc = { .setup = fch_misc_setup, }; -#endif +#endif /* CONFIG_X86_AMD_PLATFORM_DEVICE */ #ifdef CONFIG_ARM64 static const struct apd_device_desc xgene_i2c_desc = { @@ -184,13 +172,9 @@ static const struct apd_device_desc hip08_spi_desc = { .setup = acpi_apd_setup, .fixed_clk_rate = 250000000, }; -#endif +#endif /* CONFIG_ARM64 */ -#else - -#define APD_ADDR(desc) (0UL) - -#endif /* CONFIG_X86_AMD_PLATFORM_DEVICE */ +#endif /** * Create platform device during acpi scan attach handle. diff --git a/drivers/acpi/acpi_cmos_rtc.c b/drivers/acpi/acpi_cmos_rtc.c index 33ac6cb428fe..67f1d33d15c4 100644 --- a/drivers/acpi/acpi_cmos_rtc.c +++ b/drivers/acpi/acpi_cmos_rtc.c @@ -15,8 +15,6 @@ #include "internal.h" -ACPI_MODULE_NAME("cmos rtc"); - static const struct acpi_device_id acpi_cmos_rtc_ids[] = { { "PNP0B00" }, { "PNP0B01" }, diff --git a/drivers/acpi/acpi_configfs.c b/drivers/acpi/acpi_configfs.c index 88c8af455ea3..cf91f49101ea 100644 --- a/drivers/acpi/acpi_configfs.c +++ b/drivers/acpi/acpi_configfs.c @@ -228,6 +228,7 @@ static void acpi_table_drop_item(struct config_group *group, ACPI_INFO(("Host-directed Dynamic ACPI Table Unload")); acpi_unload_table(table->index); + config_item_put(cfg); } static struct configfs_group_operations acpi_table_group_ops = { diff --git a/drivers/acpi/acpi_extlog.c b/drivers/acpi/acpi_extlog.c index f138e12b7b82..72f1fb77abcd 100644 --- a/drivers/acpi/acpi_extlog.c +++ b/drivers/acpi/acpi_extlog.c @@ -222,9 +222,9 @@ static int __init extlog_init(void) u64 cap; int rc; - rdmsrl(MSR_IA32_MCG_CAP, cap); - - if (!(cap & MCG_ELOG_P) || !extlog_get_l1addr()) + if (rdmsrl_safe(MSR_IA32_MCG_CAP, &cap) || + !(cap & MCG_ELOG_P) || + !extlog_get_l1addr()) return -ENODEV; rc = -EINVAL; diff --git a/drivers/acpi/acpi_lpss.c b/drivers/acpi/acpi_lpss.c index 5e2bfbcf526f..46e307ea0f78 100644 --- a/drivers/acpi/acpi_lpss.c +++ b/drivers/acpi/acpi_lpss.c @@ -26,8 +26,6 @@ #include "internal.h" -ACPI_MODULE_NAME("acpi_lpss"); - #ifdef CONFIG_X86_INTEL_LPSS #include <asm/cpu_device_id.h> diff --git a/drivers/acpi/acpi_memhotplug.c b/drivers/acpi/acpi_memhotplug.c index e294f44a7850..ad6e90fbc813 100644 --- a/drivers/acpi/acpi_memhotplug.c +++ b/drivers/acpi/acpi_memhotplug.c @@ -22,13 +22,6 @@ #define ACPI_MEMORY_DEVICE_HID "PNP0C80" #define ACPI_MEMORY_DEVICE_NAME "Hotplug Mem Device" -#define _COMPONENT ACPI_MEMORY_DEVICE_COMPONENT - -#undef PREFIX -#define PREFIX "ACPI:memory_hp:" - -ACPI_MODULE_NAME("acpi_memhotplug"); - static const struct acpi_device_id memory_device_ids[] = { {ACPI_MEMORY_DEVICE_HID, 0}, {"", 0}, @@ -36,11 +29,6 @@ static const struct acpi_device_id memory_device_ids[] = { #ifdef CONFIG_ACPI_HOTPLUG_MEMORY -/* Memory Device States */ -#define MEMORY_INVALID_STATE 0 -#define MEMORY_POWER_ON_STATE 1 -#define MEMORY_POWER_OFF_STATE 2 - static int acpi_memory_device_add(struct acpi_device *device, const struct acpi_device_id *not_used); static void acpi_memory_device_remove(struct acpi_device *device); @@ -64,8 +52,7 @@ struct acpi_memory_info { }; struct acpi_memory_device { - struct acpi_device * device; - unsigned int state; /* State of the memory device */ + struct acpi_device *device; struct list_head res_list; }; @@ -233,7 +220,6 @@ static int acpi_memory_enable_device(struct acpi_memory_device *mem_device) } if (!num_enabled) { dev_err(&mem_device->device->dev, "add_memory failed\n"); - mem_device->state = MEMORY_INVALID_STATE; return -EINVAL; } /* @@ -304,9 +290,6 @@ static int acpi_memory_device_add(struct acpi_device *device, return result; } - /* Set the device state */ - mem_device->state = MEMORY_POWER_ON_STATE; - result = acpi_memory_check_device(mem_device); if (result) { acpi_memory_device_free(mem_device); diff --git a/drivers/acpi/acpi_platform.c b/drivers/acpi/acpi_platform.c index c05050f474cd..78d621290a35 100644 --- a/drivers/acpi/acpi_platform.c +++ b/drivers/acpi/acpi_platform.c @@ -19,8 +19,6 @@ #include "internal.h" -ACPI_MODULE_NAME("platform"); - static const struct acpi_device_id forbidden_id_list[] = { {"PNP0000", 0}, /* PIC */ {"PNP0100", 0}, /* Timer */ diff --git a/drivers/acpi/acpica/acdebug.h b/drivers/acpi/acpica/acdebug.h index a676daaa2da5..f8a3abdfe250 100644 --- a/drivers/acpi/acpica/acdebug.h +++ b/drivers/acpi/acpica/acdebug.h @@ -37,12 +37,14 @@ struct acpi_db_argument_info { struct acpi_db_execute_walk { u32 count; u32 max_count; + char name_seg[ACPI_NAMESEG_SIZE + 1]; |