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Diffstat (limited to 'sound/pci/hda')
-rw-r--r--sound/pci/hda/patch_hdmi.c54
1 files changed, 54 insertions, 0 deletions
diff --git a/sound/pci/hda/patch_hdmi.c b/sound/pci/hda/patch_hdmi.c
index 899c4fbbfd8..54243c4a4e9 100644
--- a/sound/pci/hda/patch_hdmi.c
+++ b/sound/pci/hda/patch_hdmi.c
@@ -1714,6 +1714,57 @@ static void intel_haswell_fixup_connect_list(struct hda_codec *codec)
snd_hda_override_conn_list(codec, 0x07, 3, list);
}
+#define INTEL_VENDOR_NID 0x08
+#define INTEL_GET_VENDOR_VERB 0xf81
+#define INTEL_SET_VENDOR_VERB 0x781
+#define INTEL_EN_DP12 0x02 /* enable DP 1.2 features */
+#define INTEL_EN_ALL_PIN_CVTS 0x01 /* enable 2nd & 3rd pins and convertors */
+
+static void intel_haswell_enable_all_pins(struct hda_codec *codec,
+ const struct hda_fixup *fix, int action)
+{
+ unsigned int vendor_param;
+
+ if (action != HDA_FIXUP_ACT_PRE_PROBE)
+ return;
+ vendor_param = snd_hda_codec_read(codec, INTEL_VENDOR_NID, 0,
+ INTEL_GET_VENDOR_VERB, 0);
+ if (vendor_param == -1 || vendor_param & INTEL_EN_ALL_PIN_CVTS)
+ return;
+
+ vendor_param |= INTEL_EN_ALL_PIN_CVTS;
+ vendor_param = snd_hda_codec_read(codec, INTEL_VENDOR_NID, 0,
+ INTEL_SET_VENDOR_VERB, vendor_param);
+ if (vendor_param == -1)
+ return;
+
+ snd_hda_codec_update_widgets(codec);
+ return;
+}
+
+
+/* available models for fixup */
+enum {
+ INTEL_HASWELL,
+};
+
+static const struct hda_model_fixup hdmi_models[] = {
+ {.id = INTEL_HASWELL, .name = "Haswell"},
+ {}
+};
+
+static const struct snd_pci_quirk hdmi_fixup_tbl[] = {
+ SND_PCI_QUIRK(0x8086, 0x2010, "Haswell", INTEL_HASWELL),
+ {} /* terminator */
+};
+
+static const struct hda_fixup hdmi_fixups[] = {
+ [INTEL_HASWELL] = {
+ .type = HDA_FIXUP_FUNC,
+ .v.func = intel_haswell_enable_all_pins,
+ },
+};
+
static int patch_generic_hdmi(struct hda_codec *codec)
{
@@ -1725,6 +1776,9 @@ static int patch_generic_hdmi(struct hda_codec *codec)
codec->spec = spec;
+ snd_hda_pick_fixup(codec, hdmi_models, hdmi_fixup_tbl, hdmi_fixups);
+ snd_hda_apply_fixup(codec, HDA_FIXUP_ACT_PRE_PROBE);
+
if (codec->vendor_id == 0x80862807)
intel_haswell_fixup_connect_list(codec);