From 7566bcc76b15186172c4db0414cf30c8a61e4a73 Mon Sep 17 00:00:00 2001 From: Jarkko Nikula Date: Thu, 18 Dec 2014 15:04:20 +0200 Subject: [PATCH] spi: pxa2xx: Move is_lpss_ssp() tests to caller Move is_lpss_ssp() tests from functions to caller. Although this aims to improve readability it also saves a few code bytes on x86. Signed-off-by: Jarkko Nikula Signed-off-by: Mark Brown --- drivers/spi/spi-pxa2xx.c | 15 ++++++--------- 1 file changed, 6 insertions(+), 9 deletions(-) diff --git a/drivers/spi/spi-pxa2xx.c b/drivers/spi/spi-pxa2xx.c index e1dc861857f2..cc08500242c4 100644 --- a/drivers/spi/spi-pxa2xx.c +++ b/drivers/spi/spi-pxa2xx.c @@ -251,9 +251,6 @@ static void lpss_ssp_setup(struct driver_data *drv_data) unsigned offset = 0x400; u32 value, orig; - if (!is_lpss_ssp(drv_data)) - return; - /* * Perform auto-detection of the LPSS SSP private registers. They * can be either at 1k or 2k offset from the base address. @@ -302,9 +299,6 @@ static void lpss_ssp_cs_control(struct driver_data *drv_data, bool enable) { u32 value; - if (!is_lpss_ssp(drv_data)) - return; - value = __lpss_ssp_read_priv(drv_data, SPI_CS_CONTROL); if (enable) value &= ~SPI_CS_CONTROL_CS_HIGH; @@ -332,7 +326,8 @@ static void cs_assert(struct driver_data *drv_data) return; } - lpss_ssp_cs_control(drv_data, true); + if (is_lpss_ssp(drv_data)) + lpss_ssp_cs_control(drv_data, true); } static void cs_deassert(struct driver_data *drv_data) @@ -352,7 +347,8 @@ static void cs_deassert(struct driver_data *drv_data) return; } - lpss_ssp_cs_control(drv_data, false); + if (is_lpss_ssp(drv_data)) + lpss_ssp_cs_control(drv_data, false); } int pxa2xx_spi_flush(struct driver_data *drv_data) @@ -1415,7 +1411,8 @@ static int pxa2xx_spi_probe(struct platform_device *pdev) if (!is_quark_x1000_ssp(drv_data)) write_SSPSP(0, drv_data->ioaddr); - lpss_ssp_setup(drv_data); + if (is_lpss_ssp(drv_data)) + lpss_ssp_setup(drv_data); tasklet_init(&drv_data->pump_transfers, pump_transfers, (unsigned long)drv_data);