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| author | Álvaro Fernández Rojas <noltari@gmail.com> | 2018-01-23 17:14:57 +0100 |
|---|---|---|
| committer | Jagan Teki <jagan@amarulasolutions.com> | 2018-01-24 12:03:43 +0530 |
| commit | 6c94bd12c4adca45033ef89daafa66fbfc9acd17 (patch) | |
| tree | 2ea111f5aec70ff4e3ee245b6f65baa6711bfa35 | |
| parent | 8af74edc30bb60a90a5c4d2769ff3129b187796e (diff) | |
| download | u-boot-6c94bd12c4adca45033ef89daafa66fbfc9acd17.zip u-boot-6c94bd12c4adca45033ef89daafa66fbfc9acd17.tar.gz u-boot-6c94bd12c4adca45033ef89daafa66fbfc9acd17.tar.bz2 | |
drivers: spi: consider command bytes when sending transfers
Command bytes are part of the written bytes and they should be taken into
account when sending a spi transfer.
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Daniel Schwierzeck <daniel.schwierzeck@gmail.com>
Reviewed-by: Jagan Teki <jagan@openedev.com>
| -rw-r--r-- | drivers/mtd/spi/spi_flash.c | 2 | ||||
| -rw-r--r-- | include/spi.h | 2 |
2 files changed, 2 insertions, 2 deletions
diff --git a/drivers/mtd/spi/spi_flash.c b/drivers/mtd/spi/spi_flash.c index e40e1c0..294d9f9 100644 --- a/drivers/mtd/spi/spi_flash.c +++ b/drivers/mtd/spi/spi_flash.c @@ -405,7 +405,7 @@ int spi_flash_cmd_write_ops(struct spi_flash *flash, u32 offset, if (spi->max_write_size) chunk_len = min(chunk_len, - (size_t)spi->max_write_size); + spi->max_write_size - sizeof(cmd)); spi_flash_addr(write_addr, cmd); diff --git a/include/spi.h b/include/spi.h index 4787454..5a7df1c 100644 --- a/include/spi.h +++ b/include/spi.h @@ -89,7 +89,7 @@ struct dm_spi_slave_platdata { * @max_read_size: If non-zero, the maximum number of bytes which can * be read at once. * @max_write_size: If non-zero, the maximum number of bytes which can - * be written at once, excluding command bytes. + * be written at once. * @memory_map: Address of read-only SPI flash access. * @flags: Indication of SPI flags. */ |