diff options
Diffstat (limited to '')
| -rw-r--r-- | drivers/acpi/nfit/nfit.h (renamed from drivers/acpi/nfit.h) | 60 |
1 files changed, 32 insertions, 28 deletions
diff --git a/drivers/acpi/nfit.h b/drivers/acpi/nfit/nfit.h index 02b9ea1e8d2e..e894ded24d99 100644 --- a/drivers/acpi/nfit.h +++ b/drivers/acpi/nfit/nfit.h @@ -16,6 +16,7 @@ #define __NFIT_H__ #include <linux/workqueue.h> #include <linux/libnvdimm.h> +#include <linux/ndctl.h> #include <linux/types.h> #include <linux/uuid.h> #include <linux/acpi.h> @@ -31,6 +32,9 @@ #define UUID_NFIT_DIMM_N_HPE1 "9002c334-acf3-4c0e-9642-a235f0d53bc6" #define UUID_NFIT_DIMM_N_HPE2 "5008664b-b758-41a0-a03c-27c2f2d04f7e" +/* https://msdn.microsoft.com/library/windows/hardware/mt604741 */ +#define UUID_NFIT_DIMM_N_MSFT "1ee68b36-d4bd-4a1a-9a16-4f8e53d46e05" + #define ACPI_NFIT_MEM_FAILED_MASK (ACPI_NFIT_MEM_SAVE_FAILED \ | ACPI_NFIT_MEM_RESTORE_FAILED | ACPI_NFIT_MEM_FLUSH_FAILED \ | ACPI_NFIT_MEM_NOT_ARMED) @@ -40,6 +44,7 @@ enum nfit_uuids { NFIT_DEV_DIMM = NVDIMM_FAMILY_INTEL, NFIT_DEV_DIMM_N_HPE1 = NVDIMM_FAMILY_HPE1, NFIT_DEV_DIMM_N_HPE2 = NVDIMM_FAMILY_HPE2, + NFIT_DEV_DIMM_N_MSFT = NVDIMM_FAMILY_MSFT, NFIT_SPA_VOLATILE, NFIT_SPA_PM, NFIT_SPA_DCR, @@ -74,37 +79,37 @@ enum { }; struct nfit_spa { - struct acpi_nfit_system_address *spa; struct list_head list; struct nd_region *nd_region; - unsigned int ars_done:1; + unsigned int ars_required:1; u32 clear_err_unit; u32 max_ars; + struct acpi_nfit_system_address spa[0]; }; struct nfit_dcr { - struct acpi_nfit_control_region *dcr; struct list_head list; + struct acpi_nfit_control_region dcr[0]; }; struct nfit_bdw { - struct acpi_nfit_data_region *bdw; struct list_head list; + struct acpi_nfit_data_region bdw[0]; }; struct nfit_idt { - struct acpi_nfit_interleave *idt; struct list_head list; + struct acpi_nfit_interleave idt[0]; }; struct nfit_flush { - struct acpi_nfit_flush_address *flush; struct list_head list; + struct acpi_nfit_flush_address flush[0]; }; struct nfit_memdev { - struct acpi_nfit_memory_map *memdev; struct list_head list; + struct acpi_nfit_memory_map memdev[0]; }; /* assembled tables for a given dimm/memory-device */ @@ -123,6 +128,7 @@ struct nfit_mem { struct list_head list; struct acpi_device *adev; struct acpi_nfit_desc *acpi_desc; + struct resource *flush_wpq; unsigned long dsm_mask; int family; }; @@ -130,10 +136,7 @@ struct nfit_mem { struct acpi_nfit_desc { struct nvdimm_bus_descriptor nd_desc; struct acpi_table_header acpi_header; - struct acpi_nfit_header *nfit; - struct mutex spa_map_mutex; struct mutex init_mutex; - struct list_head spa_maps; struct list_head memdevs; struct list_head flushes; struct list_head dimms; @@ -146,6 +149,9 @@ struct acpi_nfit_desc { struct nd_cmd_ars_status *ars_status; size_t ars_status_size; struct work_struct work; + struct list_head list; + struct kernfs_node *scrub_count_state; + unsigned int scrub_count; unsigned int cancel:1; unsigned long dimm_cmd_force_en; unsigned long bus_cmd_force_en; @@ -161,7 +167,7 @@ enum nd_blk_mmio_selector { struct nd_blk_addr { union { void __iomem *base; - void __pmem *aperture; + void *aperture; }; }; @@ -180,28 +186,26 @@ struct nfit_blk { u64 bdw_offset; /* post interleave offset */ u64 stat_offset; u64 cmd_offset; - void __iomem *nvdimm_flush; u32 dimm_flags; }; -enum spa_map_type { - SPA_MAP_CONTROL, - SPA_MAP_APERTURE, -}; - -struct nfit_spa_mapping { - struct acpi_nfit_desc *acpi_desc; - struct acpi_nfit_system_address *spa; - struct list_head list; - struct kref kref; - enum spa_map_type type; - struct nd_blk_addr addr; -}; +extern struct list_head acpi_descs; +extern struct mutex acpi_desc_lock; +int acpi_nfit_ars_rescan(struct acpi_nfit_desc *acpi_desc); -static inline struct nfit_spa_mapping *to_spa_map(struct kref *kref) +#ifdef CONFIG_X86_MCE +void nfit_mce_register(void); +void nfit_mce_unregister(void); +#else +static inline void nfit_mce_register(void) { - return container_of(kref, struct nfit_spa_mapping, kref); } +static inline void nfit_mce_unregister(void) +{ +} +#endif + +int nfit_spa_type(struct acpi_nfit_system_address *spa); static inline struct acpi_nfit_memory_map *__to_nfit_memdev( struct nfit_mem *nfit_mem) @@ -218,6 +222,6 @@ static inline struct acpi_nfit_desc *to_acpi_desc( } const u8 *to_nfit_uuid(enum nfit_uuids id); -int acpi_nfit_init(struct acpi_nfit_desc *nfit, acpi_size sz); +int acpi_nfit_init(struct acpi_nfit_desc *acpi_desc, void *nfit, acpi_size sz); void acpi_nfit_desc_init(struct acpi_nfit_desc *acpi_desc, struct device *dev); #endif /* __NFIT_H__ */ |