On Mon, Jan 31, 2011 at 03:46, Aaron.Wu wrote:
> --- a/include/linux/spi/spi.h
> +++ b/include/linux/spi/spi.h
> @@ -240,9 +246,9 @@ static inline void spi_unregister_driver(struct
> spi_driver *sdrv)
> */
> struct spi_master {
> struct device dev;
> -
> struct list_head list;
>
> +
> /* other than negative (== assign one dynamically), bus_num is fully
> * board-specific. usually that simplifies to being SOC-specific.
> * example: one SOC has three SPI controllers, numbered 0..2,
please avoid useless whitespace changes
> @@ -309,6 +315,50 @@ struct spi_master {
>
> /* called on release() to free memory provided by spi_master */
> void (*cleanup)(struct spi_device *spi);
> +
> + int (*lock_bus)(struct spi_device *spi);
> + int (*unlock_bus)(struct spi_device *spi);
> +};
> @@ -557,8 +635,6 @@ static inline void spi_message_free(struct spi_message *m)
>
> extern int spi_setup(struct spi_device *spi);
> extern int spi_async(struct spi_device *spi, struct spi_message *message);
> -extern int spi_async_locked(struct spi_device *spi,
> - struct spi_message *message);
>
> /*---------------------------------------------------------------------------*/
>
> @@ -568,9 +644,8 @@ extern int spi_async_locked(struct spi_device *spi,
> */
>
> extern int spi_sync(struct spi_device *spi, struct spi_message *message);
> -extern int spi_sync_locked(struct spi_device *spi, struct spi_message
> *message);
> -extern int spi_bus_lock(struct spi_master *master);
> -extern int spi_bus_unlock(struct spi_master *master);
> +extern int spi_lock_bus(struct spi_device *spi);
> +extern int spi_unlock_bus(struct spi_device *spi);
why are you changing the bus lock/unlock api ?
-mike
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