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-rw-r--r--include/linux/acpi.h2
-rw-r--r--include/linux/i8042.h6
-rw-r--r--include/linux/init_task.h2
-rw-r--r--include/linux/mfd/cros_ec.h15
-rw-r--r--include/linux/msi.h8
-rw-r--r--include/linux/sched.h3
-rw-r--r--include/linux/serio.h24
-rw-r--r--include/linux/skip_lists.h27
-rw-r--r--include/trace/events/timer.h14
9 files changed, 80 insertions, 21 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 */
diff --git a/include/trace/events/timer.h b/include/trace/events/timer.h
index 51440131d..28c5da6fd 100644
--- a/include/trace/events/timer.h
+++ b/include/trace/events/timer.h
@@ -330,24 +330,32 @@ TRACE_EVENT(itimer_expire,
#ifdef CONFIG_NO_HZ_COMMON
#define TICK_DEP_NAMES \
- tick_dep_name(NONE) \
+ tick_dep_mask_name(NONE) \
tick_dep_name(POSIX_TIMER) \
tick_dep_name(PERF_EVENTS) \
tick_dep_name(SCHED) \
tick_dep_name_end(CLOCK_UNSTABLE)
#undef tick_dep_name
+#undef tick_dep_mask_name
#undef tick_dep_name_end
-#define tick_dep_name(sdep) TRACE_DEFINE_ENUM(TICK_DEP_MASK_##sdep);
-#define tick_dep_name_end(sdep) TRACE_DEFINE_ENUM(TICK_DEP_MASK_##sdep);
+/* The MASK will convert to their bits and they need to be processed too */
+#define tick_dep_name(sdep) TRACE_DEFINE_ENUM(TICK_DEP_BIT_##sdep); \
+ TRACE_DEFINE_ENUM(TICK_DEP_MASK_##sdep);
+#define tick_dep_name_end(sdep) TRACE_DEFINE_ENUM(TICK_DEP_BIT_##sdep); \
+ TRACE_DEFINE_ENUM(TICK_DEP_MASK_##sdep);
+/* NONE only has a mask defined for it */
+#define tick_dep_mask_name(sdep) TRACE_DEFINE_ENUM(TICK_DEP_MASK_##sdep);
TICK_DEP_NAMES
#undef tick_dep_name
+#undef tick_dep_mask_name
#undef tick_dep_name_end
#define tick_dep_name(sdep) { TICK_DEP_MASK_##sdep, #sdep },
+#define tick_dep_mask_name(sdep) { TICK_DEP_MASK_##sdep, #sdep },
#define tick_dep_name_end(sdep) { TICK_DEP_MASK_##sdep, #sdep }
#define show_tick_dep_name(val) \