Home
last modified time | relevance | path

Searched refs:dma_buffer_p (Results 1 – 3 of 3) sorted by relevance

/Linux-v4.19/sound/core/
Dpcm_memory.c340 if (runtime->dma_buffer_p) { in snd_pcm_lib_malloc_pages()
344 if (runtime->dma_buffer_p->bytes >= size) { in snd_pcm_lib_malloc_pages()
388 if (runtime->dma_buffer_p != &substream->dma_buffer) { in snd_pcm_lib_free_pages()
390 snd_dma_free_pages(runtime->dma_buffer_p); in snd_pcm_lib_free_pages()
391 kfree(runtime->dma_buffer_p); in snd_pcm_lib_free_pages()
/Linux-v4.19/include/sound/
Dpcm.h425 struct snd_dma_buffer *dma_buffer_p; /* allocated buffer */ member
1166 runtime->dma_buffer_p = bufp; in snd_pcm_set_runtime_buffer()
1171 runtime->dma_buffer_p = NULL; in snd_pcm_set_runtime_buffer()
1256 #define snd_pcm_get_dma_buf(substream) ((substream)->runtime->dma_buffer_p)
/Linux-v4.19/Documentation/sound/kernel-api/
Dwriting-an-alsa-driver.rst1624 struct snd_dma_buffer *dma_buffer_p; /* allocated buffer */