linux-kernel - Re: [PATCH] ALSA: hda: add CSC3551 support for UM5302TA

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Message-ID: <f7876785-3895-7494-6d64-7ba64a5d290d@opensource.cirrus.com>
Date:   Mon, 4 Jul 2022 11:15:26 +0100
From:   Lucas Tanure <tanureal@...nsource.cirrus.com>
To:     xhe <xw897002528@...il.com>
CC:     Xiaoyan Li <lxy.lixiaoyan@...il.com>,
        James Schulman <james.schulman@...rus.com>,
        David Rhodes <david.rhodes@...rus.com>,
        "Richard Fitzgerald" <rf@...nsource.cirrus.com>,
        Jaroslav Kysela <perex@...ex.cz>,
        Takashi Iwai <tiwai@...e.com>,
        Tim Crawford <tcrawford@...tem76.com>,
        Kai-Heng Feng <kai.heng.feng@...onical.com>,
        Werner Sembach <wse@...edocomputers.com>,
        Cameron Berkenpas <cam@...-zeon.de>,
        Kailang Yang <kailang@...ltek.com>,
        Stefan Binding <sbinding@...nsource.cirrus.com>,
        "Andy Chi" <andy.chi@...onical.com>,
        Yong Wu <yong.wu@...iatek.com>, <alsa-devel@...a-project.org>,
        <patches@...nsource.cirrus.com>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] ALSA: hda: add CSC3551 support for UM5302TA

On 7/3/22 06:32, xhe wrote:
> From: He Wang <xw897002528@...il.com>
>
> ASUS UM5302TA are using csc3551, or cs35l41, which is connected to the
> laptop by I2C bus. This patch adds quirk for the sound card, and avoid
> ACPI DSD things for i2c-multi-instantiate cases like CLSA0100.
>
> Patch is made by XiaoYan Li. It is tested by us on ASUS UM5302TA.
>
> Signed-off-by: He Wang <xw897002528@...il.com>
> Signed-off-by: Xiaoyan Li <lxy.lixiaoyan@...il.com>
> ---
>   sound/pci/hda/cs35l41_hda.c   | 2 +-
>   sound/pci/hda/patch_realtek.c | 1 +
>   2 files changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/sound/pci/hda/cs35l41_hda.c b/sound/pci/hda/cs35l41_hda.c
> index cce27a86267f..7374565ecf15 100644
> --- a/sound/pci/hda/cs35l41_hda.c
> +++ b/sound/pci/hda/cs35l41_hda.c
> @@ -420,7 +420,7 @@ static int cs35l41_hda_read_acpi(struct cs35l41_hda *cs35l41, const char *hid, i
>   	 * And devm functions expect that the device requesting the resource has the correct
>   	 * fwnode.
>   	 */
> -	if (strncmp(hid, "CLSA0100", 8) != 0)
> +	if (strncmp(hid, "CLSA0100", 8) != 0 && strncmp(hid, "CSC3551", 7) != 0)

Hi,

Sorry, but this is wrong. It's configuring the device as external boost, 
but the correct is internal boost for this device.

Before accepting any new laptops to be supported, we would like to get 
the Firmware support merged first.

Thanks

Lucas

>   		return -EINVAL;
>   
>   	/* check I2C address to assign the index */
> diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
> index cee69fa7e246..49c27d948582 100644
> --- a/sound/pci/hda/patch_realtek.c
> +++ b/sound/pci/hda/patch_realtek.c
> @@ -9138,6 +9138,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
>   	SND_PCI_QUIRK(0x1043, 0x1e8e, "ASUS Zephyrus G15", ALC289_FIXUP_ASUS_GA401),
>   	SND_PCI_QUIRK(0x1043, 0x1f11, "ASUS Zephyrus G14", ALC289_FIXUP_ASUS_GA401),
>   	SND_PCI_QUIRK(0x1043, 0x1d42, "ASUS Zephyrus G14 2022", ALC289_FIXUP_ASUS_GA401),
> +	SND_PCI_QUIRK(0x1043, 0x1f12, "ASUS UM5302TA", ALC287_FIXUP_CS35L41_I2C_2),
>   	SND_PCI_QUIRK(0x1043, 0x16b2, "ASUS GU603", ALC289_FIXUP_ASUS_GA401),
>   	SND_PCI_QUIRK(0x1043, 0x3030, "ASUS ZN270IE", ALC256_FIXUP_ASUS_AIO_GPIO2),
>   	SND_PCI_QUIRK(0x1043, 0x831a, "ASUS P901", ALC269_FIXUP_STEREO_DMIC),