From 1afd9989a6a2561183be82e420d4d2f3889b7ee7 Mon Sep 17 00:00:00 2001 From: Geert Uytterhoeven Date: Sun, 12 Jan 2014 14:00:29 +0100 Subject: [PATCH] spi: core: Improve tx/rx_nbits check comments - 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 Signed-off-by: Mark Brown --- 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 36bfa7f820a6..9f26797e4319 100644 --- a/drivers/spi/spi.c +++ b/drivers/spi/spi.c @@ -1660,9 +1660,8 @@ static int __spi_validate(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 && -- 2.30.2