media: media/cec: use CEC_MAX_MSG_SIZE instead of hardcoded 16

Use the proper define for the maximum CEC message length instead of
hardcoding it.

Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>
This commit is contained in:
Hans Verkuil 2022-08-24 08:57:26 +02:00 committed by Mauro Carvalho Chehab
parent 107ca18cad
commit 05c480f4d0
4 changed files with 8 additions and 8 deletions

View file

@ -256,8 +256,8 @@ static void stih_rx_done(struct stih_cec *cec, u32 status)
if (!msg.len)
return;
if (msg.len > 16)
msg.len = 16;
if (msg.len > CEC_MAX_MSG_SIZE)
msg.len = CEC_MAX_MSG_SIZE;
for (i = 0; i < msg.len; i++)
msg.msg[i] = readl(cec->regs + CEC_RX_DATA_BASE + i);

View file

@ -943,8 +943,8 @@ static int adv7511_isr(struct v4l2_subdev *sd, u32 status, bool *handled)
v4l2_dbg(1, debug, sd, "%s: cec msg len %d\n", __func__,
msg.len);
if (msg.len > 16)
msg.len = 16;
if (msg.len > CEC_MAX_MSG_SIZE)
msg.len = CEC_MAX_MSG_SIZE;
if (msg.len) {
u8 i;

View file

@ -2047,8 +2047,8 @@ static void adv76xx_cec_isr(struct v4l2_subdev *sd, bool *handled)
struct cec_msg msg;
msg.len = cec_read(sd, 0x25) & 0x1f;
if (msg.len > 16)
msg.len = 16;
if (msg.len > CEC_MAX_MSG_SIZE)
msg.len = CEC_MAX_MSG_SIZE;
if (msg.len) {
u8 i;

View file

@ -2215,8 +2215,8 @@ static void adv7842_cec_isr(struct v4l2_subdev *sd, bool *handled)
struct cec_msg msg;
msg.len = cec_read(sd, 0x25) & 0x1f;
if (msg.len > 16)
msg.len = 16;
if (msg.len > CEC_MAX_MSG_SIZE)
msg.len = CEC_MAX_MSG_SIZE;
if (msg.len) {
u8 i;