ALSA: lola: Use managed buffer allocation (224a40c7) · Commits · 戴 / test

sound/pci/lola/lola_pcm.c

+5 −6

Original line number	Diff line number	Diff line
		@@ -282,8 +282,7 @@ static int lola_pcm_hw_params(struct snd_pcm_substream *substream,
		str->bufsize = 0;
		str->period_bytes = 0;
		str->format_verb = 0;
		return snd_pcm_lib_malloc_pages(substream,
		params_buffer_bytes(hw_params));
		return 0;
		}

		static int lola_pcm_hw_free(struct snd_pcm_substream *substream)
		@@ -296,7 +295,7 @@ static int lola_pcm_hw_free(struct snd_pcm_substream *substream)
		lola_stream_reset(chip, str);
		lola_cleanup_slave_streams(pcm, str);
		mutex_unlock(&chip->open_mutex);
		return snd_pcm_lib_free_pages(substream);
		return 0;
		}

		/*
		@@ -610,7 +609,7 @@ int lola_create_pcm(struct lola *chip)
		snd_pcm_set_ops(pcm, i, &lola_pcm_ops);
		}
		/* buffer pre-allocation */
		snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV_SG,
		snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV_SG,
		&chip->pci->dev,
		1024 * 64, 32 * 1024 * 1024);
		return 0;