A simple git diff should have save us some time ;)
git diff v2.6.32 v2.6.36 -- spidev_test.c
warning: refname 'v2.6.32' is ambiguous.
diff --git a/Documentation/spi/spidev_test.c
b/Documentation/spi/spidev_test.c
index 10abd37..16feda9 100644
--- a/Documentation/spi/spidev_test.c
+++ b/Documentation/spi/spidev_test.c
@@ -58,7 +58,7 @@ static void transfer(int fd)
};
ret = ioctl(fd, SPI_IOC_MESSAGE(1), &tr);
- if (ret == 1)
+ if (ret < 1)
pabort("can't send spi message");
for (ret = 0; ret < ARRAY_SIZE(tx); ret++) {
-- kap
On Sun, 2011-03-06 at 21:45 +0400, Elvis Dowson wrote:
> Hi,
> The problem was in the spidev_test.c program itself, in linux-2.6.32.
>
> After applying the following patch taken from linux-2.6.34, 1 byte transfers
> work.
>
> http://git.kernel.org/?p=linux/kernel/git/longterm/linux-2.6.34.y.git;a=blobdiff;f=Documentation/spi/spidev_test.c;h=16feda9014692a87a4996bf51d759ab9e7500ee5;hp=10abd3773e49122aab0dfad27f7cb2c91b8d5d08;hb=95b1ed2ac7ffe3205afc6f5a20320fbdb984da92;hpb=dda04c7bcf58cb02ac796beb1cf483aa5277f2af
>
> Elvis Dowson
------------------------------------------------------------------------------
What You Don't Know About Data Connectivity CAN Hurt You
This paper provides an overview of data connectivity, details
its effect on application quality, and explores various alternative
solutions. http://p.sf.net/sfu/progress-d2d
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