[PATCH 1/3] spi: spi-imx: use "controller" variable consistently in spi_imx_probe()

From: Rasmus Villemoes
Date: Tue Apr 25 2023 - 09:45:42 EST


Near the top of the function, spi_imx->controller is set to
controller (and is of course never modified again). The rest of the
function uses a mix of the two expressions.

For consistency, readability and better code generation, drop all the
spi_imx-> indirections.

Signed-off-by: Rasmus Villemoes <linux@xxxxxxxxxxxxxxxxxx>
---
drivers/spi/spi-imx.c | 20 ++++++++++----------
1 file changed, 10 insertions(+), 10 deletions(-)

diff --git a/drivers/spi/spi-imx.c b/drivers/spi/spi-imx.c
index e4ccd0c329d0..6fa53a82674a 100644
--- a/drivers/spi/spi-imx.c
+++ b/drivers/spi/spi-imx.c
@@ -1725,20 +1725,20 @@ static int spi_imx_probe(struct platform_device *pdev)
else
controller->num_chipselect = 3;

- spi_imx->controller->transfer_one = spi_imx_transfer_one;
- spi_imx->controller->setup = spi_imx_setup;
- spi_imx->controller->cleanup = spi_imx_cleanup;
- spi_imx->controller->prepare_message = spi_imx_prepare_message;
- spi_imx->controller->unprepare_message = spi_imx_unprepare_message;
- spi_imx->controller->slave_abort = spi_imx_slave_abort;
- spi_imx->controller->mode_bits = SPI_CPOL | SPI_CPHA | SPI_CS_HIGH | SPI_NO_CS;
+ controller->transfer_one = spi_imx_transfer_one;
+ controller->setup = spi_imx_setup;
+ controller->cleanup = spi_imx_cleanup;
+ controller->prepare_message = spi_imx_prepare_message;
+ controller->unprepare_message = spi_imx_unprepare_message;
+ controller->slave_abort = spi_imx_slave_abort;
+ controller->mode_bits = SPI_CPOL | SPI_CPHA | SPI_CS_HIGH | SPI_NO_CS;

if (is_imx35_cspi(spi_imx) || is_imx51_ecspi(spi_imx) ||
is_imx53_ecspi(spi_imx))
- spi_imx->controller->mode_bits |= SPI_LOOP | SPI_READY;
+ controller->mode_bits |= SPI_LOOP | SPI_READY;

if (is_imx51_ecspi(spi_imx) || is_imx53_ecspi(spi_imx))
- spi_imx->controller->mode_bits |= SPI_RX_CPHA_FLIP;
+ controller->mode_bits |= SPI_RX_CPHA_FLIP;

if (is_imx51_ecspi(spi_imx) &&
device_property_read_u32(&pdev->dev, "cs-gpios", NULL))
@@ -1747,7 +1747,7 @@ static int spi_imx_probe(struct platform_device *pdev)
* setting the burst length to the word size. This is
* considerably faster than manually controlling the CS.
*/
- spi_imx->controller->mode_bits |= SPI_CS_WORD;
+ controller->mode_bits |= SPI_CS_WORD;

spi_imx->spi_drctl = spi_drctl;

--
2.37.2