aboutsummaryrefslogtreecommitdiffstats
path: root/sound/pci/hda
diff options
context:
space:
mode:
Diffstat (limited to 'sound/pci/hda')
-rw-r--r--sound/pci/hda/hda_intel.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
index fcedad9a5fef..70a9d32f0e96 100644
--- a/sound/pci/hda/hda_intel.c
+++ b/sound/pci/hda/hda_intel.c
@@ -1052,9 +1052,12 @@ static void azx_init_pci(struct azx *chip)
1052 /* Clear bits 0-2 of PCI register TCSEL (at offset 0x44) 1052 /* Clear bits 0-2 of PCI register TCSEL (at offset 0x44)
1053 * TCSEL == Traffic Class Select Register, which sets PCI express QOS 1053 * TCSEL == Traffic Class Select Register, which sets PCI express QOS
1054 * Ensuring these bits are 0 clears playback static on some HD Audio 1054 * Ensuring these bits are 0 clears playback static on some HD Audio
1055 * codecs 1055 * codecs.
1056 * The PCI register TCSEL is defined in the Intel manuals.
1056 */ 1057 */
1057 update_pci_byte(chip->pci, ICH6_PCIREG_TCSEL, 0x07, 0); 1058 if (chip->driver_type != AZX_DRIVER_ATI &&
1059 chip->driver_type != AZX_DRIVER_ATIHDMI)
1060 update_pci_byte(chip->pci, ICH6_PCIREG_TCSEL, 0x07, 0);
1058 1061
1059 switch (chip->driver_type) { 1062 switch (chip->driver_type) {
1060 case AZX_DRIVER_ATI: 1063 case AZX_DRIVER_ATI: