[alsa-devel] [PATCH 1/2] ALSA: hda - Set GPIO 4 low for a few HP machines

[Takashi Iwai]

At Thu, 30 Oct 2014 08:26:01 +0100,
David Henningsson wrote:
> 
> These HP machines needs GPIO 4 low to enable the headphone amplifier.
> In addition, we still need to control LEDs via vref and GPIO.
> 
> Cc: stable at vger.kernel.org
> BugLink: https://bugs.launchpad.net/bugs/1387128
> Tested-by: TienFu Chen <tienfu.chen at canonical.com>
> Signed-off-by: David Henningsson <david.henningsson at canonical.com>

Thanks, applied both now.


Takashi

> ---
>  sound/pci/hda/patch_realtek.c | 33 +++++++++++++++++++++++++++++----
>  1 file changed, 29 insertions(+), 4 deletions(-)
> 
> diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
> index 9bc0301..d16d8ec 100644
> --- a/sound/pci/hda/patch_realtek.c
> +++ b/sound/pci/hda/patch_realtek.c
> @@ -3350,6 +3350,27 @@ static void alc269_fixup_hp_gpio_mic1_led(struct hda_codec *codec,
>  	}
>  }
>  
> +static void alc280_fixup_hp_gpio4(struct hda_codec *codec,
> +				   const struct hda_fixup *fix, int action)
> +{
> +	/* Like hp_gpio_mic1_led, but also needs GPIO4 low to enable headphone amp */
> +	struct alc_spec *spec = codec->spec;
> +	static const struct hda_verb gpio_init[] = {
> +		{ 0x01, AC_VERB_SET_GPIO_MASK, 0x18 },
> +		{ 0x01, AC_VERB_SET_GPIO_DIRECTION, 0x18 },
> +		{}
> +	};
> +
> +	if (action == HDA_FIXUP_ACT_PRE_PROBE) {
> +		spec->gen.vmaster_mute.hook = alc269_fixup_hp_gpio_mute_hook;
> +		spec->gen.cap_sync_hook = alc269_fixup_hp_cap_mic_mute_hook;
> +		spec->gpio_led = 0;
> +		spec->cap_mute_led_nid = 0x18;
> +		snd_hda_add_verbs(codec, gpio_init);
> +		codec->power_filter = led_power_filter;
> +	}
> +}
> +
>  static void alc269_fixup_hp_line1_mic1_led(struct hda_codec *codec,
>  				const struct hda_fixup *fix, int action)
>  {
> @@ -4217,6 +4238,7 @@ enum {
>  	ALC283_FIXUP_BXBT2807_MIC,
>  	ALC255_FIXUP_DELL_WMI_MIC_MUTE_LED,
>  	ALC282_FIXUP_ASPIRE_V5_PINS,
> +	ALC280_FIXUP_HP_GPIO4,
>  };
>  
>  static const struct hda_fixup alc269_fixups[] = {
> @@ -4680,7 +4702,10 @@ static const struct hda_fixup alc269_fixups[] = {
>  			{ },
>  		},
>  	},
> -
> +	[ALC280_FIXUP_HP_GPIO4] = {
> +		.type = HDA_FIXUP_FUNC,
> +		.v.func = alc280_fixup_hp_gpio4,
> +	},
>  };
>  
>  static const struct snd_pci_quirk alc269_fixup_tbl[] = {
> @@ -4728,7 +4753,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
>  	SND_PCI_QUIRK(0x103c, 0x22cf, "HP", ALC269_FIXUP_HP_MUTE_LED_MIC1),
>  	SND_PCI_QUIRK(0x103c, 0x22dc, "HP", ALC269_FIXUP_HP_GPIO_MIC1_LED),
>  	SND_PCI_QUIRK(0x103c, 0x22fb, "HP", ALC269_FIXUP_HP_GPIO_MIC1_LED),
> -	SND_PCI_QUIRK(0x103c, 0x8004, "HP", ALC269_FIXUP_HP_GPIO_MIC1_LED),
> +	SND_PCI_QUIRK(0x103c, 0x8004, "HP", ALC269_FIXUP_HP_GPIO4),
>  	/* ALC290 */
>  	SND_PCI_QUIRK(0x103c, 0x221b, "HP", ALC269_FIXUP_HP_GPIO_MIC1_LED),
>  	SND_PCI_QUIRK(0x103c, 0x2221, "HP", ALC269_FIXUP_HP_GPIO_MIC1_LED),
> @@ -4742,7 +4767,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
>  	SND_PCI_QUIRK(0x103c, 0x2255, "HP", ALC269_FIXUP_HP_GPIO_MIC1_LED),
>  	SND_PCI_QUIRK(0x103c, 0x2256, "HP", ALC269_FIXUP_HP_GPIO_MIC1_LED),
>  	SND_PCI_QUIRK(0x103c, 0x2257, "HP", ALC269_FIXUP_HP_GPIO_MIC1_LED),
> -	SND_PCI_QUIRK(0x103c, 0x2258, "HP", ALC269_FIXUP_HP_GPIO_MIC1_LED),
> +	SND_PCI_QUIRK(0x103c, 0x2258, "HP", ALC269_FIXUP_HP_GPIO4),
>  	SND_PCI_QUIRK(0x103c, 0x2259, "HP", ALC269_FIXUP_HP_GPIO_MIC1_LED),
>  	SND_PCI_QUIRK(0x103c, 0x225a, "HP", ALC269_FIXUP_HP_GPIO_MIC1_LED),
>  	SND_PCI_QUIRK(0x103c, 0x2260, "HP", ALC269_FIXUP_HP_MUTE_LED_MIC1),
> @@ -4751,7 +4776,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
>  	SND_PCI_QUIRK(0x103c, 0x2265, "HP", ALC269_FIXUP_HP_MUTE_LED_MIC1),
>  	SND_PCI_QUIRK(0x103c, 0x2272, "HP", ALC269_FIXUP_HP_GPIO_MIC1_LED),
>  	SND_PCI_QUIRK(0x103c, 0x2273, "HP", ALC269_FIXUP_HP_GPIO_MIC1_LED),
> -	SND_PCI_QUIRK(0x103c, 0x2277, "HP", ALC269_FIXUP_HP_GPIO_MIC1_LED),
> +	SND_PCI_QUIRK(0x103c, 0x2277, "HP", ALC269_FIXUP_HP_GPIO4),
>  	SND_PCI_QUIRK(0x103c, 0x2278, "HP", ALC269_FIXUP_HP_GPIO_MIC1_LED),
>  	SND_PCI_QUIRK(0x103c, 0x227f, "HP", ALC269_FIXUP_HP_MUTE_LED_MIC1),
>  	SND_PCI_QUIRK(0x103c, 0x2282, "HP", ALC269_FIXUP_HP_MUTE_LED_MIC1),
> -- 
> 1.9.1
>