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RPi5: add udev rule to symlink dma_buf/system to dma_buf/vidbuf shared

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This allows ffmpeg to use the system memory instead of CMA for
video decoding.

As RPi5 has an MMU CMA is not needed.

Signed-off-by: Matthias Reichl <hias@horus.com>
This commit is contained in:
Matthias Reichl 2024-07-30 17:47:29 +02:00
parent 8c62fd0ff6
commit 4ae6d5ade5
1 changed files with 1 additions and 0 deletions
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projects/RPi/devices/RPi5/filesystem/usr/lib/udev/rules.d/60-dma-heap.rules Normal file
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SUBSYSTEM=="dma_heap", KERNEL=="system", SYMLINK+="dma_heap/vidbuf_cached"