diff options
Diffstat (limited to 'src/drivers/spi')
| -rw-r--r-- | src/drivers/spi/spi_flash.c | 10 | ||||
| -rw-r--r-- | src/drivers/spi/spi_flash_internal.h | 4 |
2 files changed, 14 insertions, 0 deletions
diff --git a/src/drivers/spi/spi_flash.c b/src/drivers/spi/spi_flash.c index 11597c6c1d..6ecd29f773 100644 --- a/src/drivers/spi/spi_flash.c +++ b/src/drivers/spi/spi_flash.c @@ -129,6 +129,16 @@ int spi_flash_cmd(const struct spi_slave *spi, u8 cmd, void *response, size_t le return ret; } +int spi_flash_cmd_multi(const struct spi_slave *spi, const u8 *dout, size_t bytes_out, + void *din, size_t bytes_in) +{ + int ret = do_spi_flash_cmd(spi, dout, bytes_out, din, bytes_in); + if (ret) + printk(BIOS_WARNING, "SF: Failed to send command %02x: %d\n", dout[0], ret); + + return ret; +} + /* TODO: This code is quite possibly broken and overflowing stacks. Fix ASAP! */ #pragma GCC diagnostic push #if defined(__GNUC__) && !defined(__clang__) diff --git a/src/drivers/spi/spi_flash_internal.h b/src/drivers/spi/spi_flash_internal.h index 131c32bec8..d0f32c52ed 100644 --- a/src/drivers/spi/spi_flash_internal.h +++ b/src/drivers/spi/spi_flash_internal.h @@ -32,6 +32,10 @@ /* Send a single-byte command to the device and read the response */ int spi_flash_cmd(const struct spi_slave *spi, u8 cmd, void *response, size_t len); +/* Send a multi-byte command to the device and read the response */ +int spi_flash_cmd_multi(const struct spi_slave *spi, const u8 *dout, size_t bytes_out, + void *din, size_t bytes_in); + /* * Send a multi-byte command to the device followed by (optional) * data. Used for programming the flash array, etc. |