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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>
This commit is contained in:
Marc Kleine-Budde 2022-05-02 19:54:53 +02:00 committed by Mark Brown
parent dae336d0dc
commit baaadffe88
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GPG Key ID: 24D68B725D5487D0
1 changed files with 4 additions and 5 deletions
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9
drivers/spi/spi-imx.c
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@ -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);
}