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| author | Maxime Ripard <maxime@cerno.tech> | 2021-08-19 15:59:31 +0200 |
|---|---|---|
| committer | Maxime Ripard <maxime@cerno.tech> | 2021-10-25 15:33:41 +0200 |
| commit | 14e193b95604182a338e3721385e3d8a56d3c5a8 (patch) | |
| tree | 6a76f2297fd3b8f915f33a9c133f7f21bdb2a68d /tools/perf/scripts/python/event_analyzing_sample.py | |
| parent | drm/vc4: hdmi: Make sure the device is powered with CEC (diff) | |
| download | linux-14e193b95604182a338e3721385e3d8a56d3c5a8.tar.gz linux-14e193b95604182a338e3721385e3d8a56d3c5a8.zip | |
drm/vc4: hdmi: Warn if we access the controller while disabled
We've had many silent hangs where the kernel would look like it just
stalled due to the access to one of the HDMI registers while the
controller was disabled.
Add a warning if we're about to do that so that it's at least not silent
anymore.
Reviewed-by: Dave Stevenson <dave.stevenson@raspberrypi.com>
Signed-off-by: Maxime Ripard <maxime@cerno.tech>
Link: https://patchwork.freedesktop.org/patch/msgid/20210819135931.895976-7-maxime@cerno.tech
Diffstat (limited to 'tools/perf/scripts/python/event_analyzing_sample.py')
0 files changed, 0 insertions, 0 deletions