lkml.org 
[lkml]   [2019]   [Apr]   [3]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    Patch in this message
    /
    From
    Subject[PATCH 03/12] spi: gpio: Add local struct spi_bitbang pointer in spi_gpio_probe()
    Date
    Use a local "struct spi_bitbang *bb" in spi_gpio_probe() for
    brevity. No functional change intended.

    Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com>
    Cc: Mark Brown <broonie@kernel.org>
    Cc: Chris Healy <cphealy@gmail.com>
    Cc: linux-spi@vger.kernel.org
    Cc: linux-kernel@vger.kernel.org
    ---
    drivers/spi/spi-gpio.c | 27 ++++++++++++++-------------
    1 file changed, 14 insertions(+), 13 deletions(-)

    diff --git a/drivers/spi/spi-gpio.c b/drivers/spi/spi-gpio.c
    index 2869af5ff936..ca97b861c625 100644
    --- a/drivers/spi/spi-gpio.c
    +++ b/drivers/spi/spi-gpio.c
    @@ -380,6 +380,7 @@ static int spi_gpio_probe(struct platform_device *pdev)
    struct spi_gpio *spi_gpio;
    struct spi_gpio_platform_data *pdata;
    struct device *dev = &pdev->dev;
    + struct spi_bitbang *bb;
    u16 master_flags = 0;
    bool use_of = 0;

    @@ -434,23 +435,23 @@ static int spi_gpio_probe(struct platform_device *pdev)
    #ifdef CONFIG_OF
    master->dev.of_node = dev->of_node;
    #endif
    -
    - spi_gpio->bitbang.master = master;
    - spi_gpio->bitbang.chipselect = spi_gpio_chipselect;
    - spi_gpio->bitbang.set_line_direction = spi_gpio_set_direction;
    + bb = &spi_gpio->bitbang;
    + bb->master = master;
    + bb->chipselect = spi_gpio_chipselect;
    + bb->set_line_direction = spi_gpio_set_direction;

    if ((master_flags & SPI_MASTER_NO_TX) == 0) {
    - spi_gpio->bitbang.txrx_word[SPI_MODE_0] = spi_gpio_txrx_word_mode0;
    - spi_gpio->bitbang.txrx_word[SPI_MODE_1] = spi_gpio_txrx_word_mode1;
    - spi_gpio->bitbang.txrx_word[SPI_MODE_2] = spi_gpio_txrx_word_mode2;
    - spi_gpio->bitbang.txrx_word[SPI_MODE_3] = spi_gpio_txrx_word_mode3;
    + bb->txrx_word[SPI_MODE_0] = spi_gpio_txrx_word_mode0;
    + bb->txrx_word[SPI_MODE_1] = spi_gpio_txrx_word_mode1;
    + bb->txrx_word[SPI_MODE_2] = spi_gpio_txrx_word_mode2;
    + bb->txrx_word[SPI_MODE_3] = spi_gpio_txrx_word_mode3;
    } else {
    - spi_gpio->bitbang.txrx_word[SPI_MODE_0] = spi_gpio_spec_txrx_word_mode0;
    - spi_gpio->bitbang.txrx_word[SPI_MODE_1] = spi_gpio_spec_txrx_word_mode1;
    - spi_gpio->bitbang.txrx_word[SPI_MODE_2] = spi_gpio_spec_txrx_word_mode2;
    - spi_gpio->bitbang.txrx_word[SPI_MODE_3] = spi_gpio_spec_txrx_word_mode3;
    + bb->txrx_word[SPI_MODE_0] = spi_gpio_spec_txrx_word_mode0;
    + bb->txrx_word[SPI_MODE_1] = spi_gpio_spec_txrx_word_mode1;
    + bb->txrx_word[SPI_MODE_2] = spi_gpio_spec_txrx_word_mode2;
    + bb->txrx_word[SPI_MODE_3] = spi_gpio_spec_txrx_word_mode3;
    }
    - spi_gpio->bitbang.setup_transfer = spi_bitbang_setup_transfer;
    + bb->setup_transfer = spi_bitbang_setup_transfer;

    status = spi_bitbang_start(&spi_gpio->bitbang);
    if (status)
    --
    2.20.1
    \
     
     \ /
      Last update: 2019-04-03 06:03    [W:4.667 / U:0.324 seconds]
    ©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site