[PATCH v2 3/4] spi: amd: Remove unneeded variable

From: Lucas Tanure
Date: Fri Sep 10 2021 - 07:15:51 EST


Remove internal cs from amd_spi

Signed-off-by: Lucas Tanure <tanureal@xxxxxxxxxxxxxxxxxxxxx>
Reviewed-by: Charles Keepax <ckeepax@xxxxxxxxxxxxxxxxxxxxx>
---
drivers/spi/spi-amd.c | 9 +++------
1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/drivers/spi/spi-amd.c b/drivers/spi/spi-amd.c
index f2dd8d432aff..97838b57871c 100644
--- a/drivers/spi/spi-amd.c
+++ b/drivers/spi/spi-amd.c
@@ -38,7 +38,6 @@ struct amd_spi {
void __iomem *io_remap_addr;
unsigned long io_base_addr;
u32 rom_addr;
- u8 chip_select;
};

static inline u8 amd_spi_readreg8(struct amd_spi *amd_spi, int idx)
@@ -77,10 +76,9 @@ static inline void amd_spi_setclear_reg32(struct amd_spi *amd_spi, int idx, u32
amd_spi_writereg32(amd_spi, idx, tmp);
}

-static void amd_spi_select_chip(struct amd_spi *amd_spi)
+static void amd_spi_select_chip(struct amd_spi *amd_spi, u8 cs)
{
- amd_spi_setclear_reg8(amd_spi, AMD_SPI_ALT_CS_REG, amd_spi->chip_select,
- AMD_SPI_ALT_CS_MASK);
+ amd_spi_setclear_reg8(amd_spi, AMD_SPI_ALT_CS_REG, cs, AMD_SPI_ALT_CS_MASK);
}

static void amd_spi_clear_fifo_ptr(struct amd_spi *amd_spi)
@@ -201,8 +199,7 @@ static int amd_spi_master_transfer(struct spi_master *master,
struct amd_spi *amd_spi = spi_master_get_devdata(master);
struct spi_device *spi = msg->spi;

- amd_spi->chip_select = spi->chip_select;
- amd_spi_select_chip(amd_spi);
+ amd_spi_select_chip(amd_spi, spi->chip_select);

/*
* Extract spi_transfers from the spi message and
--
2.33.0