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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2017-07-14 22:44:00 +0300 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2017-07-14 22:44:00 +0300 |
| commit | 0a264b6db702e0e9bdf8b037c61c951f87785bfc (patch) | |
| tree | 2c41f6dababaabca41c5fc9225989c7151e04ed3 /sound/core/pcm_native.c | |
| parent | 1e5a2b1fbb41c619c1abbe9b853269d3d932cdf1 (diff) | |
| parent | b9091b1c654953cc9615f282704a6df8e31549cf (diff) | |
| download | linux-0a264b6db702e0e9bdf8b037c61c951f87785bfc.tar.xz | |
Merge tag 'sound-fix-4.13-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound
Pull sound fixes from Takashi Iwai:
"Small last-minute fixes for 4.13-rc1: a couple of PCM fixes for m68k,
a cleanup work for legacy ISA msnd driver, and a few HD-audio new IDs
and quirks"
* tag 'sound-fix-4.13-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound:
ALSA: hda - Add hdmi id for a Geminilake variant
ALSA: hda/realtek - New codec device ID for ALC1220
ALSA: pcm: Simplify check for dma_mmap_coherent() availability
ALSA: pcm: Protect call to dma_mmap_coherent() by check for HAS_DMA
ALSA: msnd: Optimize / harden DSP and MIDI loops
ALSA: hda/realtek - change the location for one of two front microphones
ALSA: opl4: Move inline before return type
Diffstat (limited to 'sound/core/pcm_native.c')
| -rw-r--r-- | sound/core/pcm_native.c | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/sound/core/pcm_native.c b/sound/core/pcm_native.c index b3d5bed75029..22995cb3bd44 100644 --- a/sound/core/pcm_native.c +++ b/sound/core/pcm_native.c @@ -238,10 +238,8 @@ static bool hw_support_mmap(struct snd_pcm_substream *substream) { if (!(substream->runtime->hw.info & SNDRV_PCM_INFO_MMAP)) return false; - /* check architectures that return -EINVAL from dma_mmap_coherent() */ - /* FIXME: this should be some global flag */ -#if defined(CONFIG_C6X) || defined(CONFIG_FRV) || defined(CONFIG_MN10300) ||\ - defined(CONFIG_PARISC) || defined(CONFIG_XTENSA) + /* architecture supports dma_mmap_coherent()? */ +#if defined(CONFIG_ARCH_NO_COHERENT_DMA_MMAP) || !defined(CONFIG_HAS_DMA) if (!substream->ops->mmap && substream->dma_buffer.dev.type == SNDRV_DMA_TYPE_DEV) return false; @@ -3502,7 +3500,7 @@ int snd_pcm_lib_default_mmap(struct snd_pcm_substream *substream, } #endif /* CONFIG_GENERIC_ALLOCATOR */ #ifndef CONFIG_X86 /* for avoiding warnings arch/x86/mm/pat.c */ - if (!substream->ops->page && + if (IS_ENABLED(CONFIG_HAS_DMA) && !substream->ops->page && substream->dma_buffer.dev.type == SNDRV_DMA_TYPE_DEV) return dma_mmap_coherent(substream->dma_buffer.dev.dev, area, |