On Mon, 27 Jun 2011 22:44:42 +0200, Jean Delvare wrote:
> No need for 2-byte buffers, we only send one byte and receive one
> byte.
>
> Signed-off-by: Jean Delvare <khali@xxxxxxxxxxxx>
> Cc: David Airlie <airlied@xxxxxxxx>
> Cc: Alex Deucher <alexdeucher@xxxxxxxxx>
> ---
> drivers/gpu/drm/radeon/radeon_i2c.c | 7 +++----
> 1 file changed, 3 insertions(+), 4 deletions(-)
>
> --- linux-3.0-rc4.orig/drivers/gpu/drm/radeon/radeon_i2c.c 2011-06-27 15:39:33.000000000 +0200
> +++ linux-3.0-rc4/drivers/gpu/drm/radeon/radeon_i2c.c 2011-06-27 15:40:35.000000000 +0200
> @@ -34,21 +34,20 @@
> */
> bool radeon_ddc_probe(struct radeon_connector *radeon_connector)
> {
> - u8 out_buf[] = { 0x0, 0x0};
> - u8 buf[2];
> + u8 out = 0x0, in;
> int ret;
> struct i2c_msg msgs[] = {
> {
> .addr = 0x50,
> .flags = 0,
> .len = 1,
> - .buf = out_buf,
> + .buf = &out,
> },
> {
> .addr = 0x50,
> .flags = I2C_M_RD,
> .len = 1,
> - .buf = buf,
> + .buf = &in,
> }
> };
Please disregard this patch, it is superseded by a more important
workaround by Thomas Reim.
--
Jean Delvare
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