diff options
| author | Ingo Molnar <mingo@elte.hu> | 2008-07-30 19:36:55 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-07-30 19:36:55 +0200 |
| commit | bc588df79ebfb710abc27342fccf336a68ed1216 (patch) | |
| tree | e50e125eaa6da83fa715704e53c1bde013d1ef8e /include/linux/spi/spi.h | |
| parent | bce7f793daec3e65ec5c5705d2457b81fe7b5725 (diff) | |
| parent | 15dd859cacf312f606f54502d1f66537a1e5c78c (diff) | |
Merge branch 'x86/core' into x86/xsave
Diffstat (limited to 'include/linux/spi/spi.h')
| -rw-r--r-- | include/linux/spi/spi.h | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/include/linux/spi/spi.h b/include/linux/spi/spi.h index 387e428f1cd..4be01bb4437 100644 --- a/include/linux/spi/spi.h +++ b/include/linux/spi/spi.h @@ -82,7 +82,7 @@ struct spi_device { int irq; void *controller_state; void *controller_data; - const char *modalias; + char modalias[32]; /* * likely need more hooks for more protocol options affecting how @@ -733,7 +733,7 @@ struct spi_board_info { * controller_data goes to spi_device.controller_data, * irq is copied too */ - char modalias[KOBJ_NAME_LEN]; + char modalias[32]; const void *platform_data; void *controller_data; int irq; @@ -778,8 +778,20 @@ spi_register_board_info(struct spi_board_info const *info, unsigned n) * use spi_new_device() to describe each device. You can also call * spi_unregister_device() to start making that device vanish, but * normally that would be handled by spi_unregister_master(). + * + * You can also use spi_alloc_device() and spi_add_device() to use a two + * stage registration sequence for each spi_device. This gives the caller + * some more control over the spi_device structure before it is registered, + * but requires that caller to initialize fields that would otherwise + * be defined using the board info. */ extern struct spi_device * +spi_alloc_device(struct spi_master *master); + +extern int +spi_add_device(struct spi_device *spi); + +extern struct spi_device * spi_new_device(struct spi_master *, struct spi_board_info *); static inline void |