diff options
| author | Mark Brown <broonie@kernel.org> | 2016-09-29 12:43:59 -0700 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2016-09-29 12:43:59 -0700 |
| commit | 4a2447b483e17c580ed1d7c9cde3267d9c3a380f (patch) | |
| tree | d4845df7d877abe55229b97f16359509c1eea140 /sound/pci/hda/hda_intel.c | |
| parent | 00f12dbd3c33bb46b2d5e122406410b325b2c77d (diff) | |
| parent | 0730bd2e2ade00d88647b13a0c17cde254ddf56e (diff) | |
Merge remote-tracking branch 'asoc/topic/intel' into asoc-next
Diffstat (limited to 'sound/pci/hda/hda_intel.c')
| -rw-r--r-- | sound/pci/hda/hda_intel.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c index 160c7f713722..c3469f756ec2 100644 --- a/sound/pci/hda/hda_intel.c +++ b/sound/pci/hda/hda_intel.c @@ -54,6 +54,7 @@ /* for snoop control */ #include <asm/pgtable.h> #include <asm/cacheflush.h> +#include <asm/cpufeature.h> #endif #include <sound/core.h> #include <sound/initval.h> @@ -1663,6 +1664,22 @@ static int azx_first_init(struct azx *chip) return -ENXIO; } + if (IS_SKL_PLUS(pci)) + snd_hdac_bus_parse_capabilities(bus); + + /* + * Some Intel CPUs has always running timer (ART) feature and + * controller may have Global time sync reporting capability, so + * check both of these before declaring synchronized time reporting + * capability SNDRV_PCM_INFO_HAS_LINK_SYNCHRONIZED_ATIME + */ + chip->gts_present = false; + +#ifdef CONFIG_X86 + if (bus->ppcap && boot_cpu_has(X86_FEATURE_ART)) + chip->gts_present = true; +#endif + if (chip->msi) { if (chip->driver_caps & AZX_DCAPS_NO_MSI64) { dev_dbg(card->dev, "Disabling 64bit MSI\n"); |