ALSA: hda/realtek - Set GPIO3 to default at S4 state for Thinkpad with ALC1318
There is a chance of damaging the IC when S4 resume. Add safe mode for no stream to disable GPIO3. Thinkpad with ALC1318 platform need to add this workaround. Signed-off-by: Kailang Yang <kailang@realtek.com> Link: https://lore.kernel.org/r/a853dc4f0a4e412381d5f60565181247@realtek.com Signed-off-by: Takashi Iwai <tiwai@suse.de>
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@ -920,6 +920,8 @@ static void alc_pre_init(struct hda_codec *codec)
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((codec)->core.dev.power.power_state.event == PM_EVENT_RESUME)
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#define is_s4_resume(codec) \
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((codec)->core.dev.power.power_state.event == PM_EVENT_RESTORE)
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#define is_s4_suspend(codec) \
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((codec)->core.dev.power.power_state.event == PM_EVENT_FREEZE)
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static int alc_init(struct hda_codec *codec)
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{
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@ -7183,6 +7185,44 @@ static void alc245_fixup_hp_spectre_x360_eu0xxx(struct hda_codec *codec,
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alc245_fixup_hp_gpio_led(codec, fix, action);
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}
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/*
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* ALC287 PCM hooks
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*/
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static void alc287_alc1318_playback_pcm_hook(struct hda_pcm_stream *hinfo,
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struct hda_codec *codec,
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struct snd_pcm_substream *substream,
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int action)
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{
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alc_write_coef_idx(codec, 0x10, 0x8806); /* Change MLK to GPIO3 */
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switch (action) {
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case HDA_GEN_PCM_ACT_OPEN:
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alc_write_coefex_idx(codec, 0x5a, 0x00, 0x954f); /* write gpio3 to high */
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break;
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case HDA_GEN_PCM_ACT_CLOSE:
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alc_write_coefex_idx(codec, 0x5a, 0x00, 0x554f); /* write gpio3 as default value */
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break;
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}
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}
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static void alc287_s4_power_gpio3_default(struct hda_codec *codec)
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{
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if (is_s4_suspend(codec)) {
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alc_write_coef_idx(codec, 0x10, 0x8806); /* Change MLK to GPIO3 */
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alc_write_coefex_idx(codec, 0x5a, 0x00, 0x554f); /* write gpio3 as default value */
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}
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}
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static void alc287_fixup_lenovo_thinkpad_with_alc1318(struct hda_codec *codec,
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const struct hda_fixup *fix, int action)
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{
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struct alc_spec *spec = codec->spec;
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if (action != HDA_FIXUP_ACT_PRE_PROBE)
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return;
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spec->power_hook = alc287_s4_power_gpio3_default;
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spec->gen.pcm_playback_hook = alc287_alc1318_playback_pcm_hook;
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}
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enum {
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ALC269_FIXUP_GPIO2,
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@ -7470,7 +7510,8 @@ enum {
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ALC285_FIXUP_ASUS_GA403U_HEADSET_MIC,
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ALC285_FIXUP_ASUS_GA403U_I2C_SPEAKER2_TO_DAC1,
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ALC285_FIXUP_ASUS_GU605_SPI_2_HEADSET_MIC,
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ALC285_FIXUP_ASUS_GU605_SPI_SPEAKER2_TO_DAC1
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ALC285_FIXUP_ASUS_GU605_SPI_SPEAKER2_TO_DAC1,
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ALC287_FIXUP_LENOVO_THKPAD_WH_ALC1318,
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};
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/* A special fixup for Lenovo C940 and Yoga Duet 7;
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@ -9726,6 +9767,12 @@ static const struct hda_fixup alc269_fixups[] = {
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.chained = true,
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.chain_id = ALC285_FIXUP_ASUS_GA403U,
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},
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[ALC287_FIXUP_LENOVO_THKPAD_WH_ALC1318] = {
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.type = HDA_FIXUP_FUNC,
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.v.func = alc287_fixup_lenovo_thinkpad_with_alc1318,
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.chained = true,
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.chain_id = ALC269_FIXUP_THINKPAD_ACPI
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},
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};
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static const struct snd_pci_quirk alc269_fixup_tbl[] = {
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@ -10394,6 +10441,8 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
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SND_PCI_QUIRK(0x17aa, 0x2318, "Thinkpad Z13 Gen2", ALC287_FIXUP_MG_RTKC_CSAMP_CS35L41_I2C_THINKPAD),
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SND_PCI_QUIRK(0x17aa, 0x2319, "Thinkpad Z16 Gen2", ALC287_FIXUP_MG_RTKC_CSAMP_CS35L41_I2C_THINKPAD),
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SND_PCI_QUIRK(0x17aa, 0x231a, "Thinkpad Z16 Gen2", ALC287_FIXUP_MG_RTKC_CSAMP_CS35L41_I2C_THINKPAD),
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SND_PCI_QUIRK(0x17aa, 0x231e, "Thinkpad", ALC287_FIXUP_LENOVO_THKPAD_WH_ALC1318),
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SND_PCI_QUIRK(0x17aa, 0x231f, "Thinkpad", ALC287_FIXUP_LENOVO_THKPAD_WH_ALC1318),
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SND_PCI_QUIRK(0x17aa, 0x30bb, "ThinkCentre AIO", ALC233_FIXUP_LENOVO_LINE2_MIC_HOTKEY),
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SND_PCI_QUIRK(0x17aa, 0x30e2, "ThinkCentre AIO", ALC233_FIXUP_LENOVO_LINE2_MIC_HOTKEY),
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SND_PCI_QUIRK(0x17aa, 0x310c, "ThinkCentre Station", ALC294_FIXUP_LENOVO_MIC_LOCATION),
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