diff options
| author | Yongqiang Sun <[email protected]> | 2021-02-26 11:07:37 -0500 |
|---|---|---|
| committer | Alex Deucher <[email protected]> | 2021-03-23 23:02:46 -0400 |
| commit | 6804287bd1421f290065081db4b1a93c2fd2c591 (patch) | |
| tree | ee108a9c241a21d31b6939805636dffabd264358 /tools/perf/scripts/python | |
| parent | 61a74712c8302eaacd86b55f4ea7e3c7d9ea27f8 (diff) | |
drm/amd/display: Fixed read/write pointer issue for get dmub trace
[Why]
Driver get wrap around dmub trace data due to read pointer being
increased incorrectly when there are multiple interrupt
queues with very short interval
[How]
Check read/write pointer before copying data from ring buffer
Tested-by: Daniel Wheeler <[email protected]>
Signed-off-by: Yongqiang Sun <[email protected]>
Reviewed-by: Tony Cheng <[email protected]>
Acked-by: Eryk Brol <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python')
0 files changed, 0 insertions, 0 deletions