| 193,97 → 193,6 |
|---|
| |
| #define EDID_PRODUCT_ID(e) ((e)->prod_code[0] | ((e)->prod_code[1] << 8)) |
| |
| #define KOBJ_NAME_LEN 20 |
| |
| #define I2C_NAME_SIZE 20 |
| |
| |
| /* --- Defines for bit-adapters --------------------------------------- */ |
| /* |
| * This struct contains the hw-dependent functions of bit-style adapters to |
| * manipulate the line states, and to init any hw-specific features. This is |
| * only used if you have more than one hw-type of adapter running. |
| */ |
| struct i2c_algo_bit_data { |
| void *data; /* private data for lowlevel routines */ |
| void (*setsda) (void *data, int state); |
| void (*setscl) (void *data, int state); |
| int (*getsda) (void *data); |
| int (*getscl) (void *data); |
| |
| /* local settings */ |
| int udelay; /* half clock cycle time in us, |
| minimum 2 us for fast-mode I2C, |
| minimum 5 us for standard-mode I2C and SMBus, |
| maximum 50 us for SMBus */ |
| int timeout; /* in jiffies */ |
| }; |
| |
| struct i2c_client; |
| /* |
| * i2c_adapter is the structure used to identify a physical i2c bus along |
| * with the access algorithms necessary to access it. |
| */ |
| struct i2c_adapter { |
| // struct module *owner; |
| unsigned int id; |
| unsigned int class; |
| // const struct i2c_algorithm *algo; /* the algorithm to access the bus */ |
| void *algo_data; |
| |
| /* --- administration stuff. */ |
| int (*client_register)(struct i2c_client *); |
| int (*client_unregister)(struct i2c_client *); |
| |
| /* data fields that are valid for all devices */ |
| u8 level; /* nesting level for lockdep */ |
| // struct mutex bus_lock; |
| // struct mutex clist_lock; |
| |
| int timeout; |
| int retries; |
| // struct device dev; /* the adapter device */ |
| |
| int nr; |
| struct list_head clients; /* DEPRECATED */ |
| char name[48]; |
| // struct completion dev_released; |
| }; |
| #define to_i2c_adapter(d) container_of(d, struct i2c_adapter, dev) |
| |
| struct i2c_client { |
| unsigned short flags; /* div., see below */ |
| unsigned short addr; /* chip address - NOTE: 7bit */ |
| /* addresses are stored in the */ |
| /* _LOWER_ 7 bits */ |
| char name[I2C_NAME_SIZE]; |
| struct i2c_adapter *adapter; /* the adapter we sit on */ |
| // struct i2c_driver *driver; /* and our access routines */ |
| // struct device dev; /* the device structure */ |
| int irq; /* irq issued by device (or -1) */ |
| char driver_name[KOBJ_NAME_LEN]; |
| struct list_head list; /* DEPRECATED */ |
| // struct completion released; |
| }; |
| #define to_i2c_client(d) container_of(d, struct i2c_client, dev) |
| |
| int i2c_bit_add_bus(struct i2c_adapter *); |
| int i2c_bit_add_numbered_bus(struct i2c_adapter *); |
| |
| |
| struct i2c_msg { |
| u16 addr; /* slave address */ |
| u16 flags; |
| #define I2C_M_TEN 0x0010 /* this is a ten bit chip address */ |
| #define I2C_M_RD 0x0001 /* read data, from slave to master */ |
| #define I2C_M_NOSTART 0x4000 /* if I2C_FUNC_PROTOCOL_MANGLING */ |
| #define I2C_M_REV_DIR_ADDR 0x2000 /* if I2C_FUNC_PROTOCOL_MANGLING */ |
| #define I2C_M_IGNORE_NAK 0x1000 /* if I2C_FUNC_PROTOCOL_MANGLING */ |
| #define I2C_M_NO_RD_ACK 0x0800 /* if I2C_FUNC_PROTOCOL_MANGLING */ |
| #define I2C_M_RECV_LEN 0x0400 /* length will be first received byte */ |
| u16 len; /* msg length */ |
| u8 *buf; /* pointer to msg data */ |
| }; |
| |
| |
| #endif /* __DRM_EDID_H__ */ |