DL-Mirrors/kernel-tenderloin-3.0
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Merge "ASoC: wcd9310: Prevent from going suspend while accessing codec registers" into msm-3.0

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Linux Build Service Account
2012-02-12 06:04:16 -08:00
committed by QuIC Gerrit Code Review
parent 09c923e4c5 816b8e6e04
commit 485083dd9b
4 changed files with 222 additions and 105 deletions
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33
include/linux/mfd/wcd9310/core.h
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@@ -14,6 +14,7 @@
#define __MFD_TABLA_CORE_H__
#include <linux/interrupt.h>
#include <linux/wakelock.h>
#define TABLA_NUM_IRQ_REGS 3
@@ -55,6 +56,12 @@ enum {
TABLA_NUM_IRQS,
};
enum tabla_pm_state {
TABLA_PM_SLEEPABLE,
TABLA_PM_AWAKE,
TABLA_PM_ASLEEP,
};
struct tabla {
struct device *dev;
struct slim_device *slim;
@@ -78,23 +85,33 @@ struct tabla {
int bytes, void *src, bool interface_reg);
struct regulator_bulk_data *supplies;
enum tabla_pm_state pm_state;
struct mutex pm_lock;
/* pm_wq notifies change of pm_state */
wait_queue_head_t pm_wq;
struct wake_lock wlock;
int wlock_holders;
};
int tabla_reg_read(struct tabla *tabla, unsigned short reg);
int tabla_reg_write(struct tabla *tabla, unsigned short reg,
u8 val);
int tabla_reg_write(struct tabla *tabla, unsigned short reg, u8 val);
int tabla_interface_reg_read(struct tabla *tabla, unsigned short reg);
int tabla_interface_reg_write(struct tabla *tabla, unsigned short reg,
u8 val);
int tabla_bulk_read(struct tabla *tabla, unsigned short reg,
int count, u8 *buf);
int tabla_bulk_write(struct tabla *tabla, unsigned short reg,
int count, u8 *buf);
int tabla_interface_reg_write(struct tabla *tabla, unsigned short reg, u8 val);
int tabla_bulk_read(struct tabla *tabla, unsigned short reg, int count,
u8 *buf);
int tabla_bulk_write(struct tabla *tabla, unsigned short reg, int count,
u8 *buf);
int tabla_irq_init(struct tabla *tabla);
void tabla_irq_exit(struct tabla *tabla);
int tabla_get_logical_addresses(u8 *pgd_la, u8 *inf_la);
int tabla_get_intf_type(void);
void tabla_lock_sleep(struct tabla *tabla);
void tabla_unlock_sleep(struct tabla *tabla);
enum tabla_pm_state tabla_pm_cmpxchg(struct tabla *tabla, enum tabla_pm_state o,
enum tabla_pm_state n);
static inline int tabla_request_irq(struct tabla *tabla, int irq,
irq_handler_t handler, const char *name,
void *data)