diff options
Diffstat (limited to 'sound/pci/hda/patch_hdmi.c')
-rw-r--r-- | sound/pci/hda/patch_hdmi.c | 120 |
1 files changed, 117 insertions, 3 deletions
diff --git a/sound/pci/hda/patch_hdmi.c b/sound/pci/hda/patch_hdmi.c index 21edf7a619f07d..8015e447126785 100644 --- a/sound/pci/hda/patch_hdmi.c +++ b/sound/pci/hda/patch_hdmi.c @@ -1738,6 +1738,7 @@ static void silent_stream_enable(struct hda_codec *codec, switch (spec->silent_stream_type) { case SILENT_STREAM_KAE: + silent_stream_enable_i915(codec, per_pin); silent_stream_set_kae(codec, per_pin, true); break; case SILENT_STREAM_I915: @@ -1975,6 +1976,7 @@ static int hdmi_add_cvt(struct hda_codec *codec, hda_nid_t cvt_nid) static const struct snd_pci_quirk force_connect_list[] = { SND_PCI_QUIRK(0x103c, 0x870f, "HP", 1), SND_PCI_QUIRK(0x103c, 0x871a, "HP", 1), + SND_PCI_QUIRK(0x103c, 0x8711, "HP", 1), SND_PCI_QUIRK(0x1462, 0xec94, "MS-7C94", 1), SND_PCI_QUIRK(0x8086, 0x2081, "Intel NUC 10", 1), {} @@ -2878,9 +2880,33 @@ static int i915_hsw_setup_stream(struct hda_codec *codec, hda_nid_t cvt_nid, hda_nid_t pin_nid, int dev_id, u32 stream_tag, int format) { + struct hdmi_spec *spec = codec->spec; + int pin_idx = pin_id_to_pin_index(codec, pin_nid, dev_id); + struct hdmi_spec_per_pin *per_pin; + int res; + + if (pin_idx < 0) + per_pin = NULL; + else + per_pin = get_pin(spec, pin_idx); + haswell_verify_D0(codec, cvt_nid, pin_nid); - return hdmi_setup_stream(codec, cvt_nid, pin_nid, dev_id, - stream_tag, format); + + if (spec->silent_stream_type == SILENT_STREAM_KAE && per_pin && per_pin->silent_stream) { + silent_stream_set_kae(codec, per_pin, false); + /* wait for pending transfers in codec to clear */ + usleep_range(100, 200); + } + + res = hdmi_setup_stream(codec, cvt_nid, pin_nid, dev_id, + stream_tag, format); + + if (spec->silent_stream_type == SILENT_STREAM_KAE && per_pin && per_pin->silent_stream) { + usleep_range(100, 200); + silent_stream_set_kae(codec, per_pin, true); + } + + return res; } /* pin_cvt_fixup ops override for HSW+ and VLV+ */ @@ -2900,6 +2926,88 @@ static void i915_pin_cvt_fixup(struct hda_codec *codec, } } +#ifdef CONFIG_PM +static int i915_adlp_hdmi_suspend(struct hda_codec *codec) +{ + struct hdmi_spec *spec = codec->spec; + bool silent_streams = false; + int pin_idx, res; + + res = generic_hdmi_suspend(codec); + + for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) { + struct hdmi_spec_per_pin *per_pin = get_pin(spec, pin_idx); + + if (per_pin->silent_stream) { + silent_streams = true; + break; + } + } + + if (silent_streams && spec->silent_stream_type == SILENT_STREAM_KAE) { + /* + * stream-id should remain programmed when codec goes + * to runtime suspend + */ + codec->no_stream_clean_at_suspend = 1; + + /* + * the system might go to S3, in which case keep-alive + * must be reprogrammed upon resume + */ + codec->forced_resume = 1; + + codec_dbg(codec, "HDMI: KAE active at suspend\n"); + } else { + codec->no_stream_clean_at_suspend = 0; + codec->forced_resume = 0; + } + + return res; +} + +static int i915_adlp_hdmi_resume(struct hda_codec *codec) +{ + struct hdmi_spec *spec = codec->spec; + int pin_idx, res; + + res = generic_hdmi_resume(codec); + + /* KAE not programmed at suspend, nothing to do here */ + if (!codec->no_stream_clean_at_suspend) + return res; + + for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) { + struct hdmi_spec_per_pin *per_pin = get_pin(spec, pin_idx); + + /* + * If system was in suspend with monitor connected, + * the codec setting may have been lost. Re-enable + * keep-alive. + */ + if (per_pin->silent_stream) { + unsigned int param; + + param = snd_hda_codec_read(codec, per_pin->cvt_nid, 0, + AC_VERB_GET_CONV, 0); + if (!param) { + codec_dbg(codec, "HDMI: KAE: restore stream id\n"); + silent_stream_enable_i915(codec, per_pin); + } + + param = snd_hda_codec_read(codec, per_pin->cvt_nid, 0, + AC_VERB_GET_DIGI_CONVERT_1, 0); + if (!(param & (AC_DIG3_KAE << 16))) { + codec_dbg(codec, "HDMI: KAE: restore DIG3_KAE\n"); + silent_stream_set_kae(codec, per_pin, true); + } + } + } + + return res; +} +#endif + /* precondition and allocation for Intel codecs */ static int alloc_intel_hdmi(struct hda_codec *codec) { @@ -3030,8 +3138,14 @@ static int patch_i915_adlp_hdmi(struct hda_codec *codec) if (!res) { spec = codec->spec; - if (spec->silent_stream_type) + if (spec->silent_stream_type) { spec->silent_stream_type = SILENT_STREAM_KAE; + +#ifdef CONFIG_PM + codec->patch_ops.resume = i915_adlp_hdmi_resume; + codec->patch_ops.suspend = i915_adlp_hdmi_suspend; +#endif + } } return res; |