diff options
| author | Takashi Iwai <tiwai@suse.de> | 2019-11-05 16:18:45 +0100 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2019-11-06 15:47:42 +0100 |
| commit | d7867ee7d264d4760214de2a1cb10c694d935dab (patch) | |
| tree | e689ab91c72d4fb93db41c14db029773a3c545fd /sound/usb | |
| parent | c7b03852e74dc294d0f09c2c6f3d5e28615ce689 (diff) | |
ALSA: hiface: Convert to the common vmalloc memalloc
The recent change (*) in the ALSA memalloc core allows us to drop the
special vmalloc-specific allocation and page handling. This patch
coverts to the common code.
(*) 1fe7f397cfe2: ALSA: memalloc: Add vmalloc buffer allocation
support
7e8edae39fd1: ALSA: pcm: Handle special page mapping in the
default mmap handler
Link: https://lore.kernel.org/r/20191105151856.10785-14-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/usb')
| -rw-r--r-- | sound/usb/hiface/pcm.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/sound/usb/hiface/pcm.c b/sound/usb/hiface/pcm.c index c406497c5919..e0de71917274 100644 --- a/sound/usb/hiface/pcm.c +++ b/sound/usb/hiface/pcm.c @@ -418,13 +418,13 @@ static int hiface_pcm_close(struct snd_pcm_substream *alsa_sub) static int hiface_pcm_hw_params(struct snd_pcm_substream *alsa_sub, struct snd_pcm_hw_params *hw_params) { - return snd_pcm_lib_alloc_vmalloc_buffer(alsa_sub, - params_buffer_bytes(hw_params)); + return snd_pcm_lib_malloc_pages(alsa_sub, + params_buffer_bytes(hw_params)); } static int hiface_pcm_hw_free(struct snd_pcm_substream *alsa_sub) { - return snd_pcm_lib_free_vmalloc_buffer(alsa_sub); + return snd_pcm_lib_free_pages(alsa_sub); } static int hiface_pcm_prepare(struct snd_pcm_substream *alsa_sub) @@ -518,7 +518,6 @@ static const struct snd_pcm_ops pcm_ops = { .prepare = hiface_pcm_prepare, .trigger = hiface_pcm_trigger, .pointer = hiface_pcm_pointer, - .page = snd_pcm_lib_get_vmalloc_page, }; static int hiface_pcm_init_urb(struct pcm_urb *urb, @@ -614,6 +613,8 @@ int hiface_pcm_init(struct hiface_chip *chip, u8 extra_freq) strlcpy(pcm->name, "USB-SPDIF Audio", sizeof(pcm->name)); snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &pcm_ops); + snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_VMALLOC, + NULL, 0, 0); rt->instance = pcm; |