noted TC358743 errors

pikvm · Mar 5, 2024 · be5f63d · be5f63d
1 parent 40e17b0
commit be5f63d
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/src/libs/device.c b/src/libs/device.c
@@ -609,7 +609,10 @@ static int _device_open_dv_timings(us_device_s *dev, bool apply) {
  struct v4l2_dv_timings dv = {0};
  _D_LOG_DEBUG("Querying DV-timings (apply=%u) ...", apply);
  if (us_xioctl(run->fd, VIDIOC_QUERY_DV_TIMINGS, &dv) < 0) {
- dv_errno = errno; // ENOLINK if no signal
+ // TC358743 errors here (see in the kernel: drivers/media/i2c/tc358743.c):
+ // - ENOLINK: No valid signal (SYS_STATUS & MASK_S_TMDS)
+ // - ENOLCK: No sync on signal (SYS_STATUS & MASK_S_SYNC)
+ dv_errno = errno;
  goto querystd;
  } else if (!apply) {
  goto probe_only;