diff options
| author | Kailang Yang <kailang@realtek.com> | 2024-04-30 17:15:53 +0800 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2024-04-30 18:34:53 +0200 |
| commit | 1e707769df072757bdcafab158bb159ead73daa4 (patch) | |
| tree | 054565aef9c6c0fe99c6afd1ca6d129501c050b9 /sound/pci | |
| parent | c158cf914713efc3bcdc25680c7156c48c12ef6a (diff) | |
| download | linux-1e707769df072757bdcafab158bb159ead73daa4.tar.gz | |
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>
Diffstat (limited to 'sound/pci')
| -rw-r--r-- | sound/pci/hda/patch_realtek.c | 51 |
1 files changed, 50 insertions, 1 deletions
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c index e770133097954..b96c6863f2724 100644 --- a/sound/pci/hda/patch_realtek.c +++ b/sound/pci/hda/patch_realtek.c @@ -920,6 +920,8 @@ static void alc_pre_init(struct hda_codec *codec) ((codec)->core.dev.power.power_state.event == PM_EVENT_RESUME) #define is_s4_resume(codec) \ ((codec)->core.dev.power.power_state.event == PM_EVENT_RESTORE) +#define is_s4_suspend(codec) \ + ((codec)->core.dev.power.power_state.event == PM_EVENT_FREEZE) static int alc_init(struct hda_codec *codec) { @@ -7183,6 +7185,44 @@ static void alc245_fixup_hp_spectre_x360_eu0xxx(struct hda_codec *codec, alc245_fixup_hp_gpio_led(codec, fix, action); } +/* + * ALC287 PCM hooks + */ +static void alc287_alc1318_playback_pcm_hook(struct hda_pcm_stream *hinfo, + struct hda_codec *codec, + struct snd_pcm_substream *substream, + int action) +{ + alc_write_coef_idx(codec, 0x10, 0x8806); /* Change MLK to GPIO3 */ + switch (action) { + case HDA_GEN_PCM_ACT_OPEN: + alc_write_coefex_idx(codec, 0x5a, 0x00, 0x954f); /* write gpio3 to high */ + break; + case HDA_GEN_PCM_ACT_CLOSE: + alc_write_coefex_idx(codec, 0x5a, 0x00, 0x554f); /* write gpio3 as default value */ + break; + } +} + +static void alc287_s4_power_gpio3_default(struct hda_codec *codec) +{ + if (is_s4_suspend(codec)) { + alc_write_coef_idx(codec, 0x10, 0x8806); /* Change MLK to GPIO3 */ + alc_write_coefex_idx(codec, 0x5a, 0x00, 0x554f); /* write gpio3 as default value */ + } +} + +static void alc287_fixup_lenovo_thinkpad_with_alc1318(struct hda_codec *codec, + const struct hda_fixup *fix, int action) +{ + struct alc_spec *spec = codec->spec; + + if (action != HDA_FIXUP_ACT_PRE_PROBE) + return; + spec->power_hook = alc287_s4_power_gpio3_default; + spec->gen.pcm_playback_hook = alc287_alc1318_playback_pcm_hook; +} + enum { ALC269_FIXUP_GPIO2, @@ -7470,7 +7510,8 @@ enum { ALC285_FIXUP_ASUS_GA403U_HEADSET_MIC, ALC285_FIXUP_ASUS_GA403U_I2C_SPEAKER2_TO_DAC1, ALC285_FIXUP_ASUS_GU605_SPI_2_HEADSET_MIC, - ALC285_FIXUP_ASUS_GU605_SPI_SPEAKER2_TO_DAC1 + ALC285_FIXUP_ASUS_GU605_SPI_SPEAKER2_TO_DAC1, + ALC287_FIXUP_LENOVO_THKPAD_WH_ALC1318, }; /* A special fixup for Lenovo C940 and Yoga Duet 7; @@ -9726,6 +9767,12 @@ static const struct hda_fixup alc269_fixups[] = { .chained = true, .chain_id = ALC285_FIXUP_ASUS_GA403U, }, + [ALC287_FIXUP_LENOVO_THKPAD_WH_ALC1318] = { + .type = HDA_FIXUP_FUNC, + .v.func = alc287_fixup_lenovo_thinkpad_with_alc1318, + .chained = true, + .chain_id = ALC269_FIXUP_THINKPAD_ACPI + }, }; static const struct snd_pci_quirk alc269_fixup_tbl[] = { @@ -10394,6 +10441,8 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = { SND_PCI_QUIRK(0x17aa, 0x2318, "Thinkpad Z13 Gen2", ALC287_FIXUP_MG_RTKC_CSAMP_CS35L41_I2C_THINKPAD), SND_PCI_QUIRK(0x17aa, 0x2319, "Thinkpad Z16 Gen2", ALC287_FIXUP_MG_RTKC_CSAMP_CS35L41_I2C_THINKPAD), SND_PCI_QUIRK(0x17aa, 0x231a, "Thinkpad Z16 Gen2", ALC287_FIXUP_MG_RTKC_CSAMP_CS35L41_I2C_THINKPAD), + SND_PCI_QUIRK(0x17aa, 0x231e, "Thinkpad", ALC287_FIXUP_LENOVO_THKPAD_WH_ALC1318), + SND_PCI_QUIRK(0x17aa, 0x231f, "Thinkpad", ALC287_FIXUP_LENOVO_THKPAD_WH_ALC1318), SND_PCI_QUIRK(0x17aa, 0x30bb, "ThinkCentre AIO", ALC233_FIXUP_LENOVO_LINE2_MIC_HOTKEY), SND_PCI_QUIRK(0x17aa, 0x30e2, "ThinkCentre AIO", ALC233_FIXUP_LENOVO_LINE2_MIC_HOTKEY), SND_PCI_QUIRK(0x17aa, 0x310c, "ThinkCentre Station", ALC294_FIXUP_LENOVO_MIC_LOCATION), |