ALSA: asihpi: Use managed buffer allocation (7ae11ecf) · Commits · 戴 / test

sound/pci/asihpi/asihpi.c

+3 −7

Original line number	Diff line number	Diff line
		@@ -449,9 +449,6 @@ static int snd_card_asihpi_pcm_hw_params(struct snd_pcm_substream *substream,
		unsigned int bytes_per_sec;

		print_hwparams(substream, params);
		err = snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(params));
		if (err < 0)
		return err;
		err = snd_card_asihpi_format_alsa2hpi(params_format(params), &format);
		if (err)
		return err;
		@@ -509,7 +506,6 @@ snd_card_asihpi_hw_free(struct snd_pcm_substream *substream)
		if (dpcm->hpi_buffer_attached)
		hpi_stream_host_buffer_detach(dpcm->h_stream);

		snd_pcm_lib_free_pages(substream);
		return 0;
		}

		@@ -1324,7 +1320,7 @@ static int snd_card_asihpi_pcm_new(struct snd_card_asihpi *asihpi, int device)

		/*? do we want to emulate MMAP for non-BBM cards?
		Jack doesn't work with ALSAs MMAP emulation - WHY NOT? */
		snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
		snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV,
		&asihpi->pci->dev,
		64*1024, BUFFER_BYTES_MAX);