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authorJiri Pirko <jpirko@redhat.com>2009-06-17 19:26:06 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2009-06-18 16:03:42 -0400
commit275704970c76c2453b656967586de9c35d247eae (patch)
treeab3c10b2dce7a81a0ebf9abf0e62deec0b3e5827 /drivers/spi/spi.c
parent50e0a7bd02f95be95ac03299b0356ba6400d1c6d (diff)
spi: fix spi_write_then_read() comment
Buffer needs not be dma-safe, not rx data length. Signed-off-by: Jiri Pirko <jpirko@redhat.com> Cc: David Brownell <david-b@pacbell.net> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/spi/spi.c')
-rw-r--r--drivers/spi/spi.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c
index a525a3a848c1..70845ccd85c3 100644
--- a/drivers/spi/spi.c
+++ b/drivers/spi/spi.c
@@ -700,8 +700,8 @@ static u8 *buf;
700 * @spi: device with which data will be exchanged 700 * @spi: device with which data will be exchanged
701 * @txbuf: data to be written (need not be dma-safe) 701 * @txbuf: data to be written (need not be dma-safe)
702 * @n_tx: size of txbuf, in bytes 702 * @n_tx: size of txbuf, in bytes
703 * @rxbuf: buffer into which data will be read 703 * @rxbuf: buffer into which data will be read (need not be dma-safe)
704 * @n_rx: size of rxbuf, in bytes (need not be dma-safe) 704 * @n_rx: size of rxbuf, in bytes
705 * Context: can sleep 705 * Context: can sleep
706 * 706 *
707 * This performs a half duplex MicroWire style transaction with the 707 * This performs a half duplex MicroWire style transaction with the