diff options
| author | Stephen Warren <swarren@wwwdotorg.org> | 2013-05-22 02:36:35 (GMT) |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2013-05-29 19:48:17 (GMT) |
| commit | 24778be20f87d5aadb19624fc768b3159fa43efc (patch) | |
| tree | 05124574b6d331f34938bbae09d4014fde7dca76 /drivers/spi/spi-bfin-sport.c | |
| parent | 2922a8de996956893bb98e4aa91be9774c958336 (diff) | |
| download | linux-24778be20f87d5aadb19624fc768b3159fa43efc.tar.xz | |
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-bfin-sport.c')
| -rw-r--r-- | drivers/spi/spi-bfin-sport.c | 10 |
1 files changed, 2 insertions, 8 deletions
diff --git a/drivers/spi/spi-bfin-sport.c b/drivers/spi/spi-bfin-sport.c index 39b0d17..e4a858a 100644 --- a/drivers/spi/spi-bfin-sport.c +++ b/drivers/spi/spi-bfin-sport.c @@ -417,7 +417,7 @@ bfin_sport_spi_pump_transfers(unsigned long data) /* Bits per word setup */ bits_per_word = transfer->bits_per_word; - if (bits_per_word % 16 == 0) + if (bits_per_word == 16) drv_data->ops = &bfin_sport_transfer_ops_u16; else drv_data->ops = &bfin_sport_transfer_ops_u8; @@ -600,13 +600,6 @@ bfin_sport_spi_setup(struct spi_device *spi) } } - if (spi->bits_per_word % 8) { - dev_err(&spi->dev, "%d bits_per_word is not supported\n", - spi->bits_per_word); - ret = -EINVAL; - goto error; - } - /* translate common spi framework into our register * following configure contents are same for tx and rx. */ @@ -778,6 +771,7 @@ static int bfin_sport_spi_probe(struct platform_device *pdev) drv_data->pin_req = platform_info->pin_req; master->mode_bits = SPI_CPOL | SPI_CPHA | SPI_LSB_FIRST; + master->bits_per_word_mask = SPI_BPW_MASK(8) | SPI_BPW_MASK(16); master->bus_num = pdev->id; master->num_chipselect = platform_info->num_chipselect; master->cleanup = bfin_sport_spi_cleanup; |