Messages in this thread Patch in this message | | | From | Geert Uytterhoeven <> | Subject | [PATCH] spi: core: Improve tx/rx_nbits check comments | Date | Sun, 12 Jan 2014 14:00:29 +0100 |
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From: Geert Uytterhoeven <geert+renesas@linux-m68k.org>
- Rephrase the comments about tx/rx_nbits validity checks, - Remove the stale comment about SPI_3WIRE (the code it refers to was removed in commit 368ca4e0c75612c0a4d6bbcef7efb944604340c2 ("spi: Eliminate 3WIRE spi_transfer check")).
Signed-off-by: Geert Uytterhoeven <geert+renesas@linux-m68k.org> --- drivers/spi/spi.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c index eaaad9d7fa84..ccb8a00ee83d 100644 --- a/drivers/spi/spi.c +++ b/drivers/spi/spi.c @@ -1667,9 +1667,8 @@ static int __spi_async(struct spi_device *spi, struct spi_message *message) if (xfer->rx_buf && !xfer->rx_nbits) xfer->rx_nbits = SPI_NBITS_SINGLE; /* check transfer tx/rx_nbits: - * 1. keep the value is not out of single, dual and quad - * 2. keep tx/rx_nbits is contained by mode in spi_device - * 3. if SPI_3WIRE, tx/rx_nbits should be in single + * 1. check the value matches one of single, dual and quad + * 2. check tx/rx_nbits match the mode in spi_device */ if (xfer->tx_buf) { if (xfer->tx_nbits != SPI_NBITS_SINGLE && -- 1.7.9.5
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