Messages in this thread Patch in this message | | | From | Alain Volmat <> | Subject | [PATCH v2 4/7] spi: stm32: Revert "properly handle 0 byte transfer" | Date | Wed, 7 Jul 2021 10:27:03 +0200 |
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0 byte transfer handling is now done within the core in code added by commit b306320322c9 ("spi: Skip zero-length transfers in spi_transfer_one_message()")
This reverts commit 2269f5a8b1a7 ("spi: stm32: properly handle 0 byte transfer")
Signed-off-by: Alain Volmat <alain.volmat@foss.st.com> --- drivers/spi/spi-stm32.c | 4 ---- 1 file changed, 4 deletions(-)
diff --git a/drivers/spi/spi-stm32.c b/drivers/spi/spi-stm32.c index 4dbd5cbe0c11..d37bfead4d8c 100644 --- a/drivers/spi/spi-stm32.c +++ b/drivers/spi/spi-stm32.c @@ -1647,10 +1647,6 @@ static int stm32_spi_transfer_one(struct spi_master *master, struct stm32_spi *spi = spi_master_get_devdata(master); int ret; - /* Don't do anything on 0 bytes transfers */ - if (transfer->len == 0) - return 0; - spi->tx_buf = transfer->tx_buf; spi->rx_buf = transfer->rx_buf; spi->tx_len = spi->tx_buf ? transfer->len : 0; -- 2.25.1
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