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| author | Stephen Warren <swarren@wwwdotorg.org> | 2013-05-21 20:36:35 -0600 |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2013-05-29 20:48:17 +0100 |
| commit | 24778be20f87d5aadb19624fc768b3159fa43efc (patch) | |
| tree | 05124574b6d331f34938bbae09d4014fde7dca76 /drivers/spi/spi-davinci.c | |
| parent | 2922a8de996956893bb98e4aa91be9774c958336 (diff) | |
| download | linux-24778be20f87d5aadb19624fc768b3159fa43efc.tar.gz | |
spi: convert drivers to use bits_per_word_mask
Fill in the recently added spi_master.bits_per_word_mask field in as many drivers as possible. Make related cleanups, such as removing any redundant error-checking, or empty setup callbacks. Signed-off-by: Stephen Warren <swarren@wwwdotorg.org> Acked-by: H Hartley Sweeten <hsweeten@visionengravers.com> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'drivers/spi/spi-davinci.c')
| -rw-r--r-- | drivers/spi/spi-davinci.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/spi/spi-davinci.c b/drivers/spi/spi-davinci.c index 50b13c9b1ab6..b141ef221b14 100644 --- a/drivers/spi/spi-davinci.c +++ b/drivers/spi/spi-davinci.c @@ -299,16 +299,15 @@ static int davinci_spi_setup_transfer(struct spi_device *spi, * Assign function pointer to appropriate transfer method * 8bit, 16bit or 32bit transfer */ - if (bits_per_word <= 8 && bits_per_word >= 2) { + if (bits_per_word <= 8) { dspi->get_rx = davinci_spi_rx_buf_u8; dspi->get_tx = davinci_spi_tx_buf_u8; dspi->bytes_per_word[spi->chip_select] = 1; - } else if (bits_per_word <= 16 && bits_per_word >= 2) { + } else { dspi->get_rx = davinci_spi_rx_buf_u16; dspi->get_tx = davinci_spi_tx_buf_u16; dspi->bytes_per_word[spi->chip_select] = 2; - } else - return -EINVAL; + } if (!hz) hz = spi->max_speed_hz; @@ -933,6 +932,7 @@ static int davinci_spi_probe(struct platform_device *pdev) master->dev.of_node = pdev->dev.of_node; master->bus_num = pdev->id; master->num_chipselect = pdata->num_chipselect; + master->bits_per_word_mask = SPI_BPW_RANGE_MASK(2, 16); master->setup = davinci_spi_setup; dspi->bitbang.chipselect = davinci_spi_chipselect; |