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>

diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index e770133097954f43cdbd882d971e9faf7efb10c3..b96c6863f27240f94d8bdb92b7c2329b05d14412 100644 (file)
--- 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),