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regmap: Add missing comments about struct regmap_bus 

There are some fields of this struct undocumented or old. This patch
updates the missing comments.

Signed-off-by: Markus Pargmann <mpa@pengutronix.de>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Markus Pargmann 2015-08-21 10:26:40 +02:00 committed by Mark Brown
parent b486afbd1b
commit c5f58f2d70
1 changed files with 4 additions and 1 deletions
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5
include/linux/regmap.h
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@ -296,8 +296,12 @@ typedef void (*regmap_hw_free_context)(void *context);
* if not implemented on a given device.
* @async_write: Write operation which completes asynchronously, optional and
* must serialise with respect to non-async I/O.
* @reg_write: Write a single register value to the given register address. This
* write operation has to complete when returning from the function.
* @read: Read operation. Data is returned in the buffer used to transmit
* data.
* @reg_read: Read a single register value from a given register address.
* @free_context: Free context.
* @async_alloc: Allocate a regmap_async() structure.
* @read_flag_mask: Mask to be set in the top byte of the register when doing
* a read.
@ -307,7 +311,6 @@ typedef void (*regmap_hw_free_context)(void *context);
* @val_format_endian_default: Default endianness for formatted register
* values. Used when the regmap_config specifies DEFAULT. If this is
* DEFAULT, BIG is assumed.
* @async_size: Size of struct used for async work.
*/
struct regmap_bus {
bool fast_io;