diff options
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/acpi.h | 2 | ||||
| -rw-r--r-- | include/linux/i8042.h | 6 | ||||
| -rw-r--r-- | include/linux/init_task.h | 2 | ||||
| -rw-r--r-- | include/linux/mfd/cros_ec.h | 15 | ||||
| -rw-r--r-- | include/linux/msi.h | 8 | ||||
| -rw-r--r-- | include/linux/sched.h | 3 | ||||
| -rw-r--r-- | include/linux/serio.h | 24 | ||||
| -rw-r--r-- | include/linux/skip_lists.h | 27 |
8 files changed, 69 insertions, 18 deletions
diff --git a/include/linux/acpi.h b/include/linux/acpi.h index 288fac529..47f950856 100644 --- a/include/linux/acpi.h +++ b/include/linux/acpi.h @@ -985,7 +985,7 @@ static inline struct fwnode_handle *acpi_get_next_subnode(struct device *dev, return NULL; } -#define ACPI_DECLARE_PROBE_ENTRY(table, name, table_id, subtable, validate, data, fn) \ +#define ACPI_DECLARE_PROBE_ENTRY(table, name, table_id, subtable, valid, data, fn) \ static const void * __acpi_table_##name[] \ __attribute__((unused)) \ = { (void *) table_id, \ diff --git a/include/linux/i8042.h b/include/linux/i8042.h index 0f9bafa17..d98780ca9 100644 --- a/include/linux/i8042.h +++ b/include/linux/i8042.h @@ -62,7 +62,6 @@ struct serio; void i8042_lock_chip(void); void i8042_unlock_chip(void); int i8042_command(unsigned char *param, int command); -bool i8042_check_port_owner(const struct serio *); int i8042_install_filter(bool (*filter)(unsigned char data, unsigned char str, struct serio *serio)); int i8042_remove_filter(bool (*filter)(unsigned char data, unsigned char str, @@ -83,11 +82,6 @@ static inline int i8042_command(unsigned char *param, int command) return -ENODEV; } -static inline bool i8042_check_port_owner(const struct serio *serio) -{ - return false; -} - static inline int i8042_install_filter(bool (*filter)(unsigned char data, unsigned char str, struct serio *serio)) { diff --git a/include/linux/init_task.h b/include/linux/init_task.h index 4d7599869..abf31358f 100644 --- a/include/linux/init_task.h +++ b/include/linux/init_task.h @@ -204,7 +204,7 @@ extern struct task_group root_task_group; .restart_block = { \ .fn = do_no_restart_syscall, \ }, \ - .run_list = LIST_HEAD_INIT(tsk.run_list), \ + .node = NULL, \ .time_slice = HZ, \ .tasks = LIST_HEAD_INIT(tsk.tasks), \ INIT_PUSHABLE_TASKS(tsk) \ diff --git a/include/linux/mfd/cros_ec.h b/include/linux/mfd/cros_ec.h index 64184d27e..d641a18ab 100644 --- a/include/linux/mfd/cros_ec.h +++ b/include/linux/mfd/cros_ec.h @@ -226,6 +226,21 @@ int cros_ec_cmd_xfer(struct cros_ec_device *ec_dev, struct cros_ec_command *msg); /** + * cros_ec_cmd_xfer_status - Send a command to the ChromeOS EC + * + * This function is identical to cros_ec_cmd_xfer, except it returns success + * status only if both the command was transmitted successfully and the EC + * replied with success status. It's not necessary to check msg->result when + * using this function. + * + * @ec_dev: EC device + * @msg: Message to write + * @return: Num. of bytes transferred on success, <0 on failure + */ +int cros_ec_cmd_xfer_status(struct cros_ec_device *ec_dev, + struct cros_ec_command *msg); + +/** * cros_ec_remove - Remove a ChromeOS EC * * Call this to deregister a ChromeOS EC, then clean up any private data. diff --git a/include/linux/msi.h b/include/linux/msi.h index 8b425c663..ec39a086f 100644 --- a/include/linux/msi.h +++ b/include/linux/msi.h @@ -264,12 +264,12 @@ enum { * callbacks. */ MSI_FLAG_USE_DEF_CHIP_OPS = (1 << 1), - /* Build identity map between hwirq and irq */ - MSI_FLAG_IDENTITY_MAP = (1 << 2), /* Support multiple PCI MSI interrupts */ - MSI_FLAG_MULTI_PCI_MSI = (1 << 3), + MSI_FLAG_MULTI_PCI_MSI = (1 << 2), /* Support PCI MSIX interrupts */ - MSI_FLAG_PCI_MSIX = (1 << 4), + MSI_FLAG_PCI_MSIX = (1 << 3), + /* Needs early activate, required for PCI */ + MSI_FLAG_ACTIVATE_EARLY = (1 << 4), }; int msi_domain_set_affinity(struct irq_data *data, const struct cpumask *mask, diff --git a/include/linux/sched.h b/include/linux/sched.h index bdbd260d2..77cd44e0f 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -59,6 +59,7 @@ struct sched_param { #include <linux/gfp.h> #include <linux/magic.h> #include <linux/cgroup-defs.h> +#include <linux/skip_lists.h> #include <asm/processor.h> @@ -1477,7 +1478,7 @@ struct task_struct { #ifdef CONFIG_SCHED_BFS int time_slice; u64 deadline; - struct list_head run_list; + skiplist_node *node; /* Skip list node id */ u64 last_ran; u64 sched_time; /* sched_clock time spent running */ #ifdef CONFIG_SMT_NICE diff --git a/include/linux/serio.h b/include/linux/serio.h index df4ab5de1..c733cff44 100644 --- a/include/linux/serio.h +++ b/include/linux/serio.h @@ -31,7 +31,8 @@ struct serio { struct serio_device_id id; - spinlock_t lock; /* protects critical sections from port's interrupt handler */ + /* Protects critical sections from port's interrupt handler */ + spinlock_t lock; int (*write)(struct serio *, unsigned char); int (*open)(struct serio *); @@ -40,16 +41,29 @@ struct serio { void (*stop)(struct serio *); struct serio *parent; - struct list_head child_node; /* Entry in parent->children list */ + /* Entry in parent->children list */ + struct list_head child_node; struct list_head children; - unsigned int depth; /* level of nesting in serio hierarchy */ + /* Level of nesting in serio hierarchy */ + unsigned int depth; - struct serio_driver *drv; /* accessed from interrupt, must be protected by serio->lock and serio->sem */ - struct mutex drv_mutex; /* protects serio->drv so attributes can pin driver */ + /* + * serio->drv is accessed from interrupt handlers; when modifying + * caller should acquire serio->drv_mutex and serio->lock. + */ + struct serio_driver *drv; + /* Protects serio->drv so attributes can pin current driver */ + struct mutex drv_mutex; struct device dev; struct list_head node; + + /* + * For use by PS/2 layer when several ports share hardware and + * may get indigestion when exposed to concurrent access (i8042). + */ + struct mutex *ps2_cmd_mutex; }; #define to_serio_port(d) container_of(d, struct serio, dev) diff --git a/include/linux/skip_lists.h b/include/linux/skip_lists.h new file mode 100644 index 000000000..c19a6ea62 --- /dev/null +++ b/include/linux/skip_lists.h @@ -0,0 +1,27 @@ +#ifndef _LINUX_SKIP_LISTS_H +#define _LINUX_SKIP_LISTS_H +typedef u64 keyType; +typedef void *valueType; + +typedef struct nodeStructure skiplist_node; + +struct nodeStructure { + int level; /* Levels in this structure */ + keyType key; + valueType value; + skiplist_node *next[16]; + skiplist_node *prev[16]; +}; + +typedef struct listStructure { + int entries; + int level; /* Maximum level of the list + (1 more than the number of levels in the list) */ + skiplist_node *header; /* pointer to header */ +} skiplist; + +skiplist_node *skiplist_init(void); +skiplist *new_skiplist(skiplist_node *slnode); +skiplist_node *skiplist_insert(skiplist_node *slnode, skiplist *l, keyType key, valueType value, unsigned int randseed); +void skiplist_delnode(skiplist_node *slnode, skiplist *l, skiplist_node *node); +#endif /* _LINUX_SKIP_LISTS_H */ |