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spi: Add an error callback type

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Such type will be used in case of unrecoverable error on driver side
while transceiving.

Taking the opportunity to fix spi_transceive declaration as it should be
static.

Change-Id: I7392f93b34cf6d74900c844607cf03e741837876
Signed-off-by: Tomasz Bursztyka <tomasz.bursztyka@linux.intel.com>
This commit is contained in:
Tomasz Bursztyka 2015-09-08 10:53:03 +03:00 • committed by Anas Nashif
commit 1804292f6d
1 changed files with 3 additions and 2 deletions
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5
include/spi.h
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@ -61,7 +61,8 @@ extern "C" {
enum spi_cb_type {
SPI_CB_WRITE = 1,
SPI_CB_READ = 2,
SPI_CB_TRANSCEIVE = 3
SPI_CB_TRANSCEIVE = 3,
SPI_CB_ERROR = 4
};
/* application callback function signature */
@ -177,7 +178,7 @@ static inline int spi_write(struct device *dev, uint8_t *buf, uint32_t len)
*
* @return DEV_OK if successful, another DEV_* code otherwise.
*/
inline int spi_transceive(struct device *dev,
static inline int spi_transceive(struct device *dev,
uint8_t *tx_buf, uint32_t tx_buf_len,
uint8_t *rx_buf, uint32_t rx_buf_len)
{