linux-kernel - Re: [alsa-devel] [PATCH V7 12/15] ALSA: HDA: Make hda sound card usable for Loongson

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Message-ID: <s5hy5jhjrty.wl%tiwai@suse.de>
Date:	Mon, 08 Oct 2012 10:22:49 +0200
From:	Takashi Iwai <tiwai@...e.de>
To:	Huacai Chen <chenhc@...ote.com>
Cc:	Ralf Baechle <ralf@...ux-mips.org>, linux-mips@...ux-mips.org,
	alsa-devel@...a-project.org, Zhangjin Wu <wuzhangjin@...il.com>,
	Hua Yan <yanh@...ote.com>, Fuxin Zhang <zhangfx@...ote.com>,
	linux-kernel@...r.kernel.org, Hongliang Tao <taohl@...ote.com>,
	Jie Chen <chenj@...ote.com>
Subject: Re: [alsa-devel] [PATCH V7 12/15] ALSA: HDA: Make hda sound card usable	for Loongson

At Fri,  5 Oct 2012 21:25:09 +0800,
Huacai Chen wrote:
> 
> Lemote A1004(Laptop) and A1205(All-In-One) use Conexant's hda codec,
> this patch modify patch_conexant.c to add Lemote specific code.
> 
> Both A1004 and A1205 use the same pin configurations, but A1004 need
> to increase the default boost of internal mic.
> 
> Signed-off-by: Jie Chen <chenj@...ote.com>
> Signed-off-by: Huacai Chen <chenhc@...ote.com>
> Signed-off-by: Hongliang Tao <taohl@...ote.com>
> Signed-off-by: Hua Yan <yanh@...ote.com>
> Cc: alsa-devel@...a-project.org

Looks good to me.

Is this intended to be taken into 3.7 kernel?  Or it's a 3.8 kernel
material?

In anyway, the patch isn't intrusive and just fixups, so I can merge
this in sound git tree at any time.

thanks,

Takashi

> ---
>  sound/pci/hda/patch_conexant.c |   44 ++++++++++++++++++++++++++++++++++++++++
>  1 files changed, 44 insertions(+), 0 deletions(-)
> 
> diff --git a/sound/pci/hda/patch_conexant.c b/sound/pci/hda/patch_conexant.c
> index 5e22a8f..3cc265e 100644
> --- a/sound/pci/hda/patch_conexant.c
> +++ b/sound/pci/hda/patch_conexant.c
> @@ -4408,7 +4408,10 @@ static const struct hda_codec_ops cx_auto_patch_ops = {
>  enum {
>  	CXT_PINCFG_LENOVO_X200,
>  	CXT_PINCFG_LENOVO_TP410,
> +	CXT_PINCFG_LEMOTE_A1004,
> +	CXT_PINCFG_LEMOTE_A1205,
>  	CXT_FIXUP_STEREO_DMIC,
> +	CXT_FIXUP_INC_MIC_BOOST,
>  };
>  
>  static void cxt_fixup_stereo_dmic(struct hda_codec *codec,
> @@ -4418,6 +4421,19 @@ static void cxt_fixup_stereo_dmic(struct hda_codec *codec,
>  	spec->fixup_stereo_dmic = 1;
>  }
>  
> +static void cxt5066_increase_mic_boost(struct hda_codec *codec,
> +				   const struct hda_fixup *fix, int action)
> +{
> +	if (action != HDA_FIXUP_ACT_PRE_PROBE)
> +		return;
> +
> +	snd_hda_override_amp_caps(codec, 0x17, HDA_OUTPUT,
> +				  (0x3 << AC_AMPCAP_OFFSET_SHIFT) |
> +				  (0x4 << AC_AMPCAP_NUM_STEPS_SHIFT) |
> +				  (0x27 << AC_AMPCAP_STEP_SIZE_SHIFT) |
> +				  (0 << AC_AMPCAP_MUTE_SHIFT));
> +}
> +
>  /* ThinkPad X200 & co with cxt5051 */
>  static const struct hda_pintbl cxt_pincfg_lenovo_x200[] = {
>  	{ 0x16, 0x042140ff }, /* HP (seq# overridden) */
> @@ -4435,6 +4451,18 @@ static const struct hda_pintbl cxt_pincfg_lenovo_tp410[] = {
>  	{}
>  };
>  
> +/* Lemote A1004/A1205 with cxt5066 */
> +static const struct hda_pintbl cxt_pincfg_lemote[] = {
> +	{ 0x1a, 0x90a10020 }, /* Internal mic */
> +	{ 0x1b, 0x03a11020 }, /* External mic */
> +	{ 0x1d, 0x400101f0 }, /* Not used */
> +	{ 0x1e, 0x40a701f0 }, /* Not used */
> +	{ 0x20, 0x404501f0 }, /* Not used */
> +	{ 0x22, 0x404401f0 }, /* Not used */
> +	{ 0x23, 0x40a701f0 }, /* Not used */
> +	{}
> +};
> +
>  static const struct hda_fixup cxt_fixups[] = {
>  	[CXT_PINCFG_LENOVO_X200] = {
>  		.type = HDA_FIXUP_PINS,
> @@ -4444,10 +4472,24 @@ static const struct hda_fixup cxt_fixups[] = {
>  		.type = HDA_FIXUP_PINS,
>  		.v.pins = cxt_pincfg_lenovo_tp410,
>  	},
> +	[CXT_PINCFG_LEMOTE_A1004] = {
> +		.type = HDA_FIXUP_PINS,
> +		.chained = true,
> +		.chain_id = CXT_FIXUP_INC_MIC_BOOST,
> +		.v.pins = cxt_pincfg_lemote,
> +	},
> +	[CXT_PINCFG_LEMOTE_A1205] = {
> +		.type = HDA_FIXUP_PINS,
> +		.v.pins = cxt_pincfg_lemote,
> +	},
>  	[CXT_FIXUP_STEREO_DMIC] = {
>  		.type = HDA_FIXUP_FUNC,
>  		.v.func = cxt_fixup_stereo_dmic,
>  	},
> +	[CXT_FIXUP_INC_MIC_BOOST] = {
> +		.type = HDA_FIXUP_FUNC,
> +		.v.func = cxt5066_increase_mic_boost,
> +	},
>  };
>  
>  static const struct snd_pci_quirk cxt5051_fixups[] = {
> @@ -4463,6 +4505,8 @@ static const struct snd_pci_quirk cxt5066_fixups[] = {
>  	SND_PCI_QUIRK(0x17aa, 0x21cf, "Lenovo T520", CXT_PINCFG_LENOVO_TP410),
>  	SND_PCI_QUIRK(0x17aa, 0x3975, "Lenovo U300s", CXT_FIXUP_STEREO_DMIC),
>  	SND_PCI_QUIRK(0x17aa, 0x397b, "Lenovo S205", CXT_FIXUP_STEREO_DMIC),
> +	SND_PCI_QUIRK(0x1c06, 0x2011, "Lemote A1004", CXT_PINCFG_LEMOTE_A1004),
> +	SND_PCI_QUIRK(0x1c06, 0x2012, "Lemote A1205", CXT_PINCFG_LEMOTE_A1205),
>  	{}
>  };
>  
> -- 
> 1.7.7.3
> 
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> http://mailman.alsa-project.org/mailman/listinfo/alsa-devel
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