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| author | Linus Torvalds <torvalds@g5.osdl.org> | 2006-05-16 15:18:26 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-05-16 15:18:26 -0700 |
| commit | 0c056c50a6218e0e577817c16ba8851af593d742 (patch) | |
| tree | feabddbd93b49ce94103c6054336078f240848ee /include/linux/spi/spi_bitbang.h | |
| parent | 4fbca5320eb102d2e15bdeffe79e125c11cf925e (diff) | |
| parent | 1e316d7566b63767aa18902235c719e9e95465d0 (diff) | |
| download | talos-op-linux-0c056c50a6218e0e577817c16ba8851af593d742.tar.gz talos-op-linux-0c056c50a6218e0e577817c16ba8851af593d742.zip | |
Merge master.kernel.org:/pub/scm/linux/kernel/git/gregkh/spi-2.6
* master.kernel.org:/pub/scm/linux/kernel/git/gregkh/spi-2.6:
[PATCH] SPI: spi_bitbang: clocking fixes
[PATCH] spi: Update to PXA2xx SPI Driver
[PATCH] SPI: busnum == 0 needs to work
[PATCH] SPI: devices can require LSB-first encodings
[PATCH] SPI: Renamed bitbang_transfer_setup to spi_bitbang_setup_transfer and export it
[PATCH] SPI: Add David as the SPI subsystem maintainer
[PATCH] SPI: spi bounce buffer has a minimum length
[PATCH] SPI: spi whitespace fixes
[PATCH] SPI: add PXA2xx SSP SPI Driver
[PATCH] SPI: per-transfer overrides for wordsize and clocking
Diffstat (limited to 'include/linux/spi/spi_bitbang.h')
| -rw-r--r-- | include/linux/spi/spi_bitbang.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/include/linux/spi/spi_bitbang.h b/include/linux/spi/spi_bitbang.h index c961fe9bf3eb..16ce178f54d7 100644 --- a/include/linux/spi/spi_bitbang.h +++ b/include/linux/spi/spi_bitbang.h @@ -30,6 +30,12 @@ struct spi_bitbang { struct spi_master *master; + /* setup_transfer() changes clock and/or wordsize to match settings + * for this transfer; zeroes restore defaults from spi_device. + */ + int (*setup_transfer)(struct spi_device *spi, + struct spi_transfer *t); + void (*chipselect)(struct spi_device *spi, int is_on); #define BITBANG_CS_ACTIVE 1 /* normally nCS, active low */ #define BITBANG_CS_INACTIVE 0 @@ -51,6 +57,8 @@ struct spi_bitbang { extern int spi_bitbang_setup(struct spi_device *spi); extern void spi_bitbang_cleanup(const struct spi_device *spi); extern int spi_bitbang_transfer(struct spi_device *spi, struct spi_message *m); +extern int spi_bitbang_setup_transfer(struct spi_device *spi, + struct spi_transfer *t); /* start or stop queue processing */ extern int spi_bitbang_start(struct spi_bitbang *spi); |
