*参照元 [#m9e507ab] #backlinks *説明 [#h7825f7a] -パス: [[linux-4.4.1/sound/core/pcm_memory.c]] -FIXME: これは何? --説明 **引数 [#u844ff34] -struct snd_pcm_substream *substream -- --[[linux-4.4.1/snd_pcm_substream]] **返り値 [#o88095d9] -なし **参考 [#m1e25197] *実装 [#n2be2ba5] /* * release the preallocated buffer if not yet done. */ static void snd_pcm_lib_preallocate_dma_free(struct snd_pcm_substream *substream) { if (substream->dma_buffer.area == NULL) return; snd_dma_free_pages(&substream->dma_buffer); substream->dma_buffer.area = NULL; - --[[linux-4.4.1/snd_dma_free_pages()]] } *コメント [#s55b652f]