ALSA: hda - Use position_fix=3 as default for AMD chipsets



AMD chipsets often behave pretty badly regarding the DMA position
reporting.  It results in the bad quality audio recording.
Using position_fix=3 works well in general for them, so let's enable
it as default for AMD.

Signed-off-by: Takashi Iwai <tiwai@suse.de>

parent ce85c9ac

sound/pci/hda/hda_intel.c

+5 −0

Original line number	Diff line number	Diff line
		@@ -2364,6 +2364,11 @@ static int __devinit check_position_fix(struct azx *chip, int fix)
		case AZX_DRIVER_ATI:
		/* Use link position directly, avoid any transfer problem. */
		return POS_FIX_VIACOMBO;
		case AZX_DRIVER_GENERIC:
		/* AMD chipsets behave often badly, too */
		if (chip->pci->vendor == PCI_VENDOR_ID_AMD)
		return POS_FIX_VIACOMBO;
		break;
		}

		return POS_FIX_AUTO;