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| author | Marc Kleine-Budde <mkl@pengutronix.de> | 2022-05-02 19:54:53 +0200 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2022-05-09 18:18:12 +0100 |
| commit | baaadffe8854ea14eed1a5f3c09f2136c3aa4427 (patch) | |
| tree | fe962758726a839f2dcdc963379d69386a3bff4a /drivers/spi/spi-imx.c | |
| parent | dae336d0dca669143e0fdf6b82c333bf6a8d9e0a (diff) | |
| download | linux-stable-baaadffe8854ea14eed1a5f3c09f2136c3aa4427.tar.gz linux-stable-baaadffe8854ea14eed1a5f3c09f2136c3aa4427.tar.bz2 linux-stable-baaadffe8854ea14eed1a5f3c09f2136c3aa4427.zip | |
spi: spi-imx: spi_imx_buf_rx_swap_u32(): replace open coded swahw32s()
This patch replaces an open coded swahw32s().
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
Link: https://lore.kernel.org/r/20220502175457.1977983-6-mkl@pengutronix.de
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'drivers/spi/spi-imx.c')
| -rw-r--r-- | drivers/spi/spi-imx.c | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/drivers/spi/spi-imx.c b/drivers/spi/spi-imx.c index 86391f869444..166d6b3da6a4 100644 --- a/drivers/spi/spi-imx.c +++ b/drivers/spi/spi-imx.c @@ -290,17 +290,16 @@ static bool spi_imx_can_dma(struct spi_master *master, struct spi_device *spi, static void spi_imx_buf_rx_swap_u32(struct spi_imx_data *spi_imx) { unsigned int val = readl(spi_imx->base + MXC_CSPIRXDATA); -#ifdef __LITTLE_ENDIAN - unsigned int bytes_per_word; -#endif if (spi_imx->rx_buf) { #ifdef __LITTLE_ENDIAN + unsigned int bytes_per_word; + bytes_per_word = spi_imx_bytes_per_word(spi_imx->bits_per_word); if (bytes_per_word == 1) swab32s(&val); else if (bytes_per_word == 2) - val = (val << 16) | (val >> 16); + swahw32s(&val); #endif *(u32 *)spi_imx->rx_buf = val; spi_imx->rx_buf += sizeof(u32); @@ -356,7 +355,7 @@ static void spi_imx_buf_tx_swap_u32(struct spi_imx_data *spi_imx) if (bytes_per_word == 1) swab32s(&val); else if (bytes_per_word == 2) - val = (val << 16) | (val >> 16); + swahw32s(&val); #endif writel(val, spi_imx->base + MXC_CSPITXDATA); } |