diff options
author | David Brownell <david-b@pacbell.net> | 2006-12-10 15:21:31 -0500 |
---|---|---|
committer | Jean Delvare <khali@arrakis.delvare> | 2006-12-10 15:21:31 -0500 |
commit | 438d6c2c015cf63bf7e9bdc2033d435433ac8455 (patch) | |
tree | 12194d5fa00e09006f4fa332d2c4a8635b0ebc66 /include/linux/i2c.h | |
parent | 2c003e8e1c0c241aec162ba9ec781089c5b2ff3f (diff) |
i2c: Whitespace cleanups
Remove extraneous whitespace from various i2c headers and core files,
like space-before-tab and whitespace at end of line.
Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Jean Delvare <khali@linux-fr.org>
Diffstat (limited to 'include/linux/i2c.h')
-rw-r--r-- | include/linux/i2c.h | 74 |
1 files changed, 37 insertions, 37 deletions
diff --git a/include/linux/i2c.h b/include/linux/i2c.h index 08df4169b411..71e50d3e492f 100644 --- a/include/linux/i2c.h +++ b/include/linux/i2c.h | |||
@@ -1,7 +1,7 @@ | |||
1 | /* ------------------------------------------------------------------------- */ | 1 | /* ------------------------------------------------------------------------- */ |
2 | /* */ | 2 | /* */ |
3 | /* i2c.h - definitions for the i2c-bus interface */ | 3 | /* i2c.h - definitions for the i2c-bus interface */ |
4 | /* */ | 4 | /* */ |
5 | /* ------------------------------------------------------------------------- */ | 5 | /* ------------------------------------------------------------------------- */ |
6 | /* Copyright (C) 1995-2000 Simon G. Vogl | 6 | /* Copyright (C) 1995-2000 Simon G. Vogl |
7 | 7 | ||
@@ -27,7 +27,7 @@ | |||
27 | #define _LINUX_I2C_H | 27 | #define _LINUX_I2C_H |
28 | 28 | ||
29 | #include <linux/types.h> | 29 | #include <linux/types.h> |
30 | #ifdef __KERNEL__ | 30 | #ifdef __KERNEL__ |
31 | #include <linux/module.h> | 31 | #include <linux/module.h> |
32 | #include <linux/i2c-id.h> | 32 | #include <linux/i2c-id.h> |
33 | #include <linux/mod_devicetable.h> | 33 | #include <linux/mod_devicetable.h> |
@@ -53,8 +53,8 @@ union i2c_smbus_data; | |||
53 | 53 | ||
54 | /* | 54 | /* |
55 | * The master routines are the ones normally used to transmit data to devices | 55 | * The master routines are the ones normally used to transmit data to devices |
56 | * on a bus (or read from them). Apart from two basic transfer functions to | 56 | * on a bus (or read from them). Apart from two basic transfer functions to |
57 | * transmit one message at a time, a more complex version can be used to | 57 | * transmit one message at a time, a more complex version can be used to |
58 | * transmit an arbitrary number of messages without interruption. | 58 | * transmit an arbitrary number of messages without interruption. |
59 | */ | 59 | */ |
60 | extern int i2c_master_send(struct i2c_client *,const char* ,int); | 60 | extern int i2c_master_send(struct i2c_client *,const char* ,int); |
@@ -67,10 +67,10 @@ extern int i2c_transfer(struct i2c_adapter *adap, struct i2c_msg *msgs, int num) | |||
67 | 67 | ||
68 | /* This is the very generalized SMBus access routine. You probably do not | 68 | /* This is the very generalized SMBus access routine. You probably do not |
69 | want to use this, though; one of the functions below may be much easier, | 69 | want to use this, though; one of the functions below may be much easier, |
70 | and probably just as fast. | 70 | and probably just as fast. |
71 | Note that we use i2c_adapter here, because you do not need a specific | 71 | Note that we use i2c_adapter here, because you do not need a specific |
72 | smbus adapter to call this function. */ | 72 | smbus adapter to call this function. */ |
73 | extern s32 i2c_smbus_xfer (struct i2c_adapter * adapter, u16 addr, | 73 | extern s32 i2c_smbus_xfer (struct i2c_adapter * adapter, u16 addr, |
74 | unsigned short flags, | 74 | unsigned short flags, |
75 | char read_write, u8 command, int size, | 75 | char read_write, u8 command, int size, |
76 | union i2c_smbus_data * data); | 76 | union i2c_smbus_data * data); |
@@ -112,14 +112,14 @@ struct i2c_driver { | |||
112 | 112 | ||
113 | /* Notifies the driver that a new bus has appeared. This routine | 113 | /* Notifies the driver that a new bus has appeared. This routine |
114 | * can be used by the driver to test if the bus meets its conditions | 114 | * can be used by the driver to test if the bus meets its conditions |
115 | * & seek for the presence of the chip(s) it supports. If found, it | 115 | * & seek for the presence of the chip(s) it supports. If found, it |
116 | * registers the client(s) that are on the bus to the i2c admin. via | 116 | * registers the client(s) that are on the bus to the i2c admin. via |
117 | * i2c_attach_client. | 117 | * i2c_attach_client. |
118 | */ | 118 | */ |
119 | int (*attach_adapter)(struct i2c_adapter *); | 119 | int (*attach_adapter)(struct i2c_adapter *); |
120 | int (*detach_adapter)(struct i2c_adapter *); | 120 | int (*detach_adapter)(struct i2c_adapter *); |
121 | 121 | ||
122 | /* tells the driver that a client is about to be deleted & gives it | 122 | /* tells the driver that a client is about to be deleted & gives it |
123 | * the chance to remove its private data. Also, if the client struct | 123 | * the chance to remove its private data. Also, if the client struct |
124 | * has been dynamically allocated by the driver in the function above, | 124 | * has been dynamically allocated by the driver in the function above, |
125 | * it must be freed here. | 125 | * it must be freed here. |
@@ -139,13 +139,13 @@ struct i2c_driver { | |||
139 | #define I2C_NAME_SIZE 50 | 139 | #define I2C_NAME_SIZE 50 |
140 | 140 | ||
141 | /* | 141 | /* |
142 | * i2c_client identifies a single device (i.e. chip) that is connected to an | 142 | * i2c_client identifies a single device (i.e. chip) that is connected to an |
143 | * i2c bus. The behaviour is defined by the routines of the driver. This | 143 | * i2c bus. The behaviour is defined by the routines of the driver. This |
144 | * function is mainly used for lookup & other admin. functions. | 144 | * function is mainly used for lookup & other admin. functions. |
145 | */ | 145 | */ |
146 | struct i2c_client { | 146 | struct i2c_client { |
147 | unsigned int flags; /* div., see below */ | 147 | unsigned int flags; /* div., see below */ |
148 | unsigned short addr; /* chip address - NOTE: 7bit */ | 148 | unsigned short addr; /* chip address - NOTE: 7bit */ |
149 | /* addresses are stored in the */ | 149 | /* addresses are stored in the */ |
150 | /* _LOWER_ 7 bits */ | 150 | /* _LOWER_ 7 bits */ |
151 | struct i2c_adapter *adapter; /* the adapter we sit on */ | 151 | struct i2c_adapter *adapter; /* the adapter we sit on */ |
@@ -182,14 +182,14 @@ static inline void i2c_set_clientdata (struct i2c_client *dev, void *data) | |||
182 | */ | 182 | */ |
183 | struct i2c_algorithm { | 183 | struct i2c_algorithm { |
184 | /* If an adapter algorithm can't do I2C-level access, set master_xfer | 184 | /* If an adapter algorithm can't do I2C-level access, set master_xfer |
185 | to NULL. If an adapter algorithm can do SMBus access, set | 185 | to NULL. If an adapter algorithm can do SMBus access, set |
186 | smbus_xfer. If set to NULL, the SMBus protocol is simulated | 186 | smbus_xfer. If set to NULL, the SMBus protocol is simulated |
187 | using common I2C messages */ | 187 | using common I2C messages */ |
188 | /* master_xfer should return the number of messages successfully | 188 | /* master_xfer should return the number of messages successfully |
189 | processed, or a negative value on error */ | 189 | processed, or a negative value on error */ |
190 | int (*master_xfer)(struct i2c_adapter *adap,struct i2c_msg *msgs, | 190 | int (*master_xfer)(struct i2c_adapter *adap,struct i2c_msg *msgs, |
191 | int num); | 191 | int num); |
192 | int (*smbus_xfer) (struct i2c_adapter *adap, u16 addr, | 192 | int (*smbus_xfer) (struct i2c_adapter *adap, u16 addr, |
193 | unsigned short flags, char read_write, | 193 | unsigned short flags, char read_write, |
194 | u8 command, int size, union i2c_smbus_data * data); | 194 | u8 command, int size, union i2c_smbus_data * data); |
195 | 195 | ||
@@ -317,7 +317,7 @@ extern int i2c_check_addr (struct i2c_adapter *adapter, int addr); | |||
317 | * It will only call found_proc if some client is connected at the | 317 | * It will only call found_proc if some client is connected at the |
318 | * specific address (unless a 'force' matched); | 318 | * specific address (unless a 'force' matched); |
319 | */ | 319 | */ |
320 | extern int i2c_probe(struct i2c_adapter *adapter, | 320 | extern int i2c_probe(struct i2c_adapter *adapter, |
321 | struct i2c_client_address_data *address_data, | 321 | struct i2c_client_address_data *address_data, |
322 | int (*found_proc) (struct i2c_adapter *, int, int)); | 322 | int (*found_proc) (struct i2c_adapter *, int, int)); |
323 | 323 | ||
@@ -353,15 +353,15 @@ static inline int i2c_adapter_id(struct i2c_adapter *adap) | |||
353 | */ | 353 | */ |
354 | struct i2c_msg { | 354 | struct i2c_msg { |
355 | __u16 addr; /* slave address */ | 355 | __u16 addr; /* slave address */ |
356 | __u16 flags; | 356 | __u16 flags; |
357 | #define I2C_M_TEN 0x10 /* we have a ten bit chip address */ | 357 | #define I2C_M_TEN 0x10 /* we have a ten bit chip address */ |
358 | #define I2C_M_RD 0x01 | 358 | #define I2C_M_RD 0x01 |
359 | #define I2C_M_NOSTART 0x4000 | 359 | #define I2C_M_NOSTART 0x4000 |
360 | #define I2C_M_REV_DIR_ADDR 0x2000 | 360 | #define I2C_M_REV_DIR_ADDR 0x2000 |
361 | #define I2C_M_IGNORE_NAK 0x1000 | 361 | #define I2C_M_IGNORE_NAK 0x1000 |
362 | #define I2C_M_NO_RD_ACK 0x0800 | 362 | #define I2C_M_NO_RD_ACK 0x0800 |
363 | __u16 len; /* msg length */ | 363 | __u16 len; /* msg length */ |
364 | __u8 *buf; /* pointer to msg data */ | 364 | __u8 *buf; /* pointer to msg data */ |
365 | }; | 365 | }; |
366 | 366 | ||
367 | /* To determine what functionality is present */ | 367 | /* To determine what functionality is present */ |
@@ -371,16 +371,16 @@ struct i2c_msg { | |||
371 | #define I2C_FUNC_PROTOCOL_MANGLING 0x00000004 /* I2C_M_{REV_DIR_ADDR,NOSTART,..} */ | 371 | #define I2C_FUNC_PROTOCOL_MANGLING 0x00000004 /* I2C_M_{REV_DIR_ADDR,NOSTART,..} */ |
372 | #define I2C_FUNC_SMBUS_HWPEC_CALC 0x00000008 /* SMBus 2.0 */ | 372 | #define I2C_FUNC_SMBUS_HWPEC_CALC 0x00000008 /* SMBus 2.0 */ |
373 | #define I2C_FUNC_SMBUS_BLOCK_PROC_CALL 0x00008000 /* SMBus 2.0 */ | 373 | #define I2C_FUNC_SMBUS_BLOCK_PROC_CALL 0x00008000 /* SMBus 2.0 */ |
374 | #define I2C_FUNC_SMBUS_QUICK 0x00010000 | 374 | #define I2C_FUNC_SMBUS_QUICK 0x00010000 |
375 | #define I2C_FUNC_SMBUS_READ_BYTE 0x00020000 | 375 | #define I2C_FUNC_SMBUS_READ_BYTE 0x00020000 |
376 | #define I2C_FUNC_SMBUS_WRITE_BYTE 0x00040000 | 376 | #define I2C_FUNC_SMBUS_WRITE_BYTE 0x00040000 |
377 | #define I2C_FUNC_SMBUS_READ_BYTE_DATA 0x00080000 | 377 | #define I2C_FUNC_SMBUS_READ_BYTE_DATA 0x00080000 |
378 | #define I2C_FUNC_SMBUS_WRITE_BYTE_DATA 0x00100000 | 378 | #define I2C_FUNC_SMBUS_WRITE_BYTE_DATA 0x00100000 |
379 | #define I2C_FUNC_SMBUS_READ_WORD_DATA 0x00200000 | 379 | #define I2C_FUNC_SMBUS_READ_WORD_DATA 0x00200000 |
380 | #define I2C_FUNC_SMBUS_WRITE_WORD_DATA 0x00400000 | 380 | #define I2C_FUNC_SMBUS_WRITE_WORD_DATA 0x00400000 |
381 | #define I2C_FUNC_SMBUS_PROC_CALL 0x00800000 | 381 | #define I2C_FUNC_SMBUS_PROC_CALL 0x00800000 |
382 | #define I2C_FUNC_SMBUS_READ_BLOCK_DATA 0x01000000 | 382 | #define I2C_FUNC_SMBUS_READ_BLOCK_DATA 0x01000000 |
383 | #define I2C_FUNC_SMBUS_WRITE_BLOCK_DATA 0x02000000 | 383 | #define I2C_FUNC_SMBUS_WRITE_BLOCK_DATA 0x02000000 |
384 | #define I2C_FUNC_SMBUS_READ_I2C_BLOCK 0x04000000 /* I2C-like block xfer */ | 384 | #define I2C_FUNC_SMBUS_READ_I2C_BLOCK 0x04000000 /* I2C-like block xfer */ |
385 | #define I2C_FUNC_SMBUS_WRITE_I2C_BLOCK 0x08000000 /* w/ 1-byte reg. addr. */ | 385 | #define I2C_FUNC_SMBUS_WRITE_I2C_BLOCK 0x08000000 /* w/ 1-byte reg. addr. */ |
386 | #define I2C_FUNC_SMBUS_READ_I2C_BLOCK_2 0x10000000 /* I2C-like block xfer */ | 386 | #define I2C_FUNC_SMBUS_READ_I2C_BLOCK_2 0x10000000 /* I2C-like block xfer */ |
@@ -407,10 +407,10 @@ struct i2c_msg { | |||
407 | I2C_FUNC_SMBUS_WRITE_BLOCK_DATA | \ | 407 | I2C_FUNC_SMBUS_WRITE_BLOCK_DATA | \ |
408 | I2C_FUNC_SMBUS_I2C_BLOCK) | 408 | I2C_FUNC_SMBUS_I2C_BLOCK) |
409 | 409 | ||
410 | /* | 410 | /* |
411 | * Data for SMBus Messages | 411 | * Data for SMBus Messages |
412 | */ | 412 | */ |
413 | #define I2C_SMBUS_BLOCK_MAX 32 /* As specified in SMBus standard */ | 413 | #define I2C_SMBUS_BLOCK_MAX 32 /* As specified in SMBus standard */ |
414 | union i2c_smbus_data { | 414 | union i2c_smbus_data { |
415 | __u8 byte; | 415 | __u8 byte; |
416 | __u16 word; | 416 | __u16 word; |
@@ -422,11 +422,11 @@ union i2c_smbus_data { | |||
422 | #define I2C_SMBUS_READ 1 | 422 | #define I2C_SMBUS_READ 1 |
423 | #define I2C_SMBUS_WRITE 0 | 423 | #define I2C_SMBUS_WRITE 0 |
424 | 424 | ||
425 | /* SMBus transaction types (size parameter in the above functions) | 425 | /* SMBus transaction types (size parameter in the above functions) |
426 | Note: these no longer correspond to the (arbitrary) PIIX4 internal codes! */ | 426 | Note: these no longer correspond to the (arbitrary) PIIX4 internal codes! */ |
427 | #define I2C_SMBUS_QUICK 0 | 427 | #define I2C_SMBUS_QUICK 0 |
428 | #define I2C_SMBUS_BYTE 1 | 428 | #define I2C_SMBUS_BYTE 1 |
429 | #define I2C_SMBUS_BYTE_DATA 2 | 429 | #define I2C_SMBUS_BYTE_DATA 2 |
430 | #define I2C_SMBUS_WORD_DATA 3 | 430 | #define I2C_SMBUS_WORD_DATA 3 |
431 | #define I2C_SMBUS_PROC_CALL 4 | 431 | #define I2C_SMBUS_PROC_CALL 4 |
432 | #define I2C_SMBUS_BLOCK_DATA 5 | 432 | #define I2C_SMBUS_BLOCK_DATA 5 |
@@ -435,15 +435,15 @@ union i2c_smbus_data { | |||
435 | 435 | ||
436 | 436 | ||
437 | /* ----- commands for the ioctl like i2c_command call: | 437 | /* ----- commands for the ioctl like i2c_command call: |
438 | * note that additional calls are defined in the algorithm and hw | 438 | * note that additional calls are defined in the algorithm and hw |
439 | * dependent layers - these can be listed here, or see the | 439 | * dependent layers - these can be listed here, or see the |
440 | * corresponding header files. | 440 | * corresponding header files. |
441 | */ | 441 | */ |
442 | /* -> bit-adapter specific ioctls */ | 442 | /* -> bit-adapter specific ioctls */ |
443 | #define I2C_RETRIES 0x0701 /* number of times a device address */ | 443 | #define I2C_RETRIES 0x0701 /* number of times a device address */ |
444 | /* should be polled when not */ | 444 | /* should be polled when not */ |
445 | /* acknowledging */ | 445 | /* acknowledging */ |
446 | #define I2C_TIMEOUT 0x0702 /* set timeout - call with int */ | 446 | #define I2C_TIMEOUT 0x0702 /* set timeout - call with int */ |
447 | 447 | ||
448 | 448 | ||
449 | /* this is for i2c-dev.c */ | 449 | /* this is for i2c-dev.c */ |