Lines Matching defs:bus
12 struct snd_i2c_bus *bus; /* I2C bus */
24 void (*start)(struct snd_i2c_bus *bus); /* transfer start */
25 void (*stop)(struct snd_i2c_bus *bus); /* transfer stop */
26 void (*direction)(struct snd_i2c_bus *bus, int clock, int data); /* set line direction (0 = write, 1 = read) */
27 void (*setlines)(struct snd_i2c_bus *bus, int clock, int data);
28 int (*getclock)(struct snd_i2c_bus *bus);
29 int (*getdata)(struct snd_i2c_bus *bus, int ack);
35 int (*probeaddr)(struct snd_i2c_bus *bus, unsigned short addr);
44 struct snd_i2c_bus *master; /* master bus when SCK/SCL is shared */
47 struct list_head devices; /* attached devices to this bus */
57 void (*private_free)(struct snd_i2c_bus *bus);
64 int snd_i2c_device_create(struct snd_i2c_bus *bus, const char *name,
68 static inline void snd_i2c_lock(struct snd_i2c_bus *bus)
70 if (bus->master)
71 mutex_lock(&bus->master->lock_mutex);
73 mutex_lock(&bus->lock_mutex);
76 static inline void snd_i2c_unlock(struct snd_i2c_bus *bus)
78 if (bus->master)
79 mutex_unlock(&bus->master->lock_mutex);
81 mutex_unlock(&bus->lock_mutex);
86 int snd_i2c_probeaddr(struct snd_i2c_bus *bus, unsigned short addr);