First four bytes should go to DP0_AUXWDATA0. Due to bug if
len > 4 first four bytes was writen to DP0_AUXWDATA1 and all
data get shifted by 4 bytes. Fix it.
Signed-off-by: Andrey Gusakov <andrey.gusakov@xxxxxxxxxxxxxxxxxx>
---
drivers/video/tc358767.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/video/tc358767.c b/drivers/video/tc358767.c
index cc6a35e70..4d311c464 100644
--- a/drivers/video/tc358767.c
+++ b/drivers/video/tc358767.c
@@ -388,7 +388,7 @@ static int tc_aux_write(struct tc_data *tc, int reg, char *data, int size)
i++;
if (((i % 4) == 0) ||
(i == size)) {
- tc_write(DP0_AUXWDATA(i >> 2), tmp);
+ tc_write(DP0_AUXWDATA((i - 1) >> 2), tmp);
tmp = 0;
}
}
@@ -476,7 +476,7 @@ static int tc_aux_i2c_write(struct tc_data *tc, struct i2c_msg *msg)
i++;
if (((i % 4) == 0) ||
(i == msg->len)) {
- tc_write(DP0_AUXWDATA(i >> 2), tmp);
+ tc_write(DP0_AUXWDATA((i - 1) >> 2), tmp);
tmp = 0;
}
}
--
2.13.0
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