This patch is a bit cosmetic as the variable size will truncate the start address anyway but for readability it should be made explicite that the lowest bit in the EDID block number determines the I2C start address.
Signed-off-by: Egbert Eich eich@suse.com --- drivers/gpu/drm/drm_edid.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c index fadcd44..049fa52 100644 --- a/drivers/gpu/drm/drm_edid.c +++ b/drivers/gpu/drm/drm_edid.c @@ -258,7 +258,7 @@ static int drm_do_probe_ddc_edid(struct i2c_adapter *adapter, unsigned char *buf, int block, int len) { - unsigned char start = block * EDID_LENGTH; + unsigned char start = (block & 0x01) * EDID_LENGTH; unsigned char segment = block >> 1; unsigned char xfers = segment ? 3 : 2; int ret, retries = 5;