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authorLars-Peter Clausen <lars@metafoo.de>2020-12-18 18:45:44 +0300
committerMark Brown <broonie@kernel.org>2020-12-28 15:24:46 +0300
commite05cde84eabccc0441f837f0661cd4c6f4820513 (patch)
treeff754023c641b8c3841ba483ca5aee2be3ba4777 /sound/soc/codecs/rt1015.c
parent57fc2bbc62ef9d505e8732acbae0d6b5c59836cd (diff)
downloadlinux-e05cde84eabccc0441f837f0661cd4c6f4820513.tar.xz
ASoC: meson: Use managed DMA buffer allocation
Using a managed buffer will pre-allocate the buffer using snd_pcm_lib_preallocate_pages() and automatically free it when the PCM is destroyed. In addition it will call snd_pcm_lib_malloc_pages() before the driver's hw_params() callback and snd_pcm_lib_free_pages() after the driver's hw_free() callback. This slightly reduces the boilerplate code of the driver. Signed-off-by: Lars-Peter Clausen <lars@metafoo.de> Reviewed-by: Jerome Brunet <jbrunet@baylibre.com> Tested-by: Jerome Brunet <jbrunet@baylibre.com> Link: https://lore.kernel.org/r/20201218154544.25513-1-lars@metafoo.de Signed-off-by: Mark Brown <broonie@kernel.org>
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