From 9a3ef9df22ec1fe8d49b219c181c039f25c3296d Mon Sep 17 00:00:00 2001 From: Marc Kleine-Budde Date: Mon, 6 Jul 2020 16:34:38 +0200 Subject: [PATCH] spi: spi-sun6i: sun6i_spi_get_tx_fifo_count: Convert manual shift+mask to FIELD_GET() This patch converts the manual shift+mask in sun6i_spi_get_tx_fifo_count() to make use of FIELD_GET() Signed-off-by: Marc Kleine-Budde Link: https://lore.kernel.org/r/20200706143443.9855-6-mkl@pengutronix.de Signed-off-by: Mark Brown --- drivers/spi/spi-sun6i.c | 8 +++----- 1 file changed, 3 insertions(+), 5 deletions(-) diff --git a/drivers/spi/spi-sun6i.c b/drivers/spi/spi-sun6i.c index 882492774986..40365761f25d 100644 --- a/drivers/spi/spi-sun6i.c +++ b/drivers/spi/spi-sun6i.c @@ -7,6 +7,7 @@ * Maxime Ripard */ +#include #include #include #include @@ -60,8 +61,7 @@ #define SUN6I_FIFO_STA_REG 0x1c #define SUN6I_FIFO_STA_RF_CNT_MASK 0x7f #define SUN6I_FIFO_STA_RF_CNT_BITS 0 -#define SUN6I_FIFO_STA_TF_CNT_MASK 0x7f -#define SUN6I_FIFO_STA_TF_CNT_BITS 16 +#define SUN6I_FIFO_STA_TF_CNT_MASK GENMASK(23, 16) #define SUN6I_CLK_CTL_REG 0x24 #define SUN6I_CLK_CTL_CDR2_MASK 0xff @@ -110,9 +110,7 @@ static inline u32 sun6i_spi_get_tx_fifo_count(struct sun6i_spi *sspi) { u32 reg = sun6i_spi_read(sspi, SUN6I_FIFO_STA_REG); - reg >>= SUN6I_FIFO_STA_TF_CNT_BITS; - - return reg & SUN6I_FIFO_STA_TF_CNT_MASK; + return FIELD_GET(SUN6I_FIFO_STA_TF_CNT_MASK, reg); } static inline void sun6i_spi_enable_interrupt(struct sun6i_spi *sspi, u32 mask) -- 2.20.1