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media: cec: core: allow raw msg transmit while configuring

Message ID 30e7b019-6153-4493-b88b-2082eb47011e@xs4all.nl (mailing list archive)
State New
Headers show
Series media: cec: core: allow raw msg transmit while configuring | expand

Commit Message

Hans Verkuil Feb. 17, 2025, 2:53 p.m. UTC
While the CEC adapter is configuring, it is not possible to transmit a
CEC message with the CEC_MSG_FL_RAW flag set as this is blocked at the
ioctl level. Check if this flag is set, and if so, allow the message to
be transmitted. This is useful for debugging if the display has no
physical address (typically because the HPD is pulled low while in
Standby).

Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
---
 drivers/media/cec/core/cec-api.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/drivers/media/cec/core/cec-api.c b/drivers/media/cec/core/cec-api.c
index c50299246fc4..2b50578d107e 100644
--- a/drivers/media/cec/core/cec-api.c
+++ b/drivers/media/cec/core/cec-api.c
@@ -222,7 +222,7 @@  static long cec_transmit(struct cec_adapter *adap, struct cec_fh *fh,
 	mutex_lock(&adap->lock);
 	if (adap->log_addrs.num_log_addrs == 0)
 		err = -EPERM;
-	else if (adap->is_configuring)
+	else if (adap->is_configuring && !msg_is_raw(&msg))
 		err = -ENONET;
 	else if (cec_is_busy(adap, fh))
 		err = -EBUSY;