linux-kernel - Re: [PATCH v1 1/1] platform/x86: asus-wmi: add support variant of TUF RGB

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Message-ID: <42f1c0d5-e7ac-4efb-fef7-75d07ad2ffaa@linux.intel.com>
Date: Tue, 19 Mar 2024 14:31:38 +0200 (EET)
From: Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>
To: "Luke D. Jones" <luke@...nes.dev>
cc: platform-driver-x86@...r.kernel.org, Hans de Goede <hdegoede@...hat.com>, 
    LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v1 1/1] platform/x86: asus-wmi: add support variant of
 TUF RGB

On Sun, 10 Mar 2024, Luke D. Jones wrote:

> Adds support for a second TUF RGB wmi call that some versions of the TUF
> laptop come with. Also adjusts existing support to select whichever is
> available.
> 
> Signed-off-by: Luke D. Jones <luke@...nes.dev>
> ---
>  drivers/platform/x86/asus-wmi.c            | 12 +++++++++++-
>  include/linux/platform_data/x86/asus-wmi.h |  1 +
>  2 files changed, 12 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/platform/x86/asus-wmi.c b/drivers/platform/x86/asus-wmi.c
> index 2cf695289655..ca8c73c15fcc 100644
> --- a/drivers/platform/x86/asus-wmi.c
> +++ b/drivers/platform/x86/asus-wmi.c
> @@ -280,6 +280,7 @@ struct asus_wmi {
>  	bool nv_temp_tgt_available;
>  
>  	bool kbd_rgb_mode_available;
> +	u32 kbd_rgb_dev;
>  	bool kbd_rgb_state_available;
>  
>  	bool throttle_thermal_policy_available;
> @@ -870,6 +871,7 @@ static ssize_t kbd_rgb_mode_store(struct device *dev,
>  				 struct device_attribute *attr,
>  				 const char *buf, size_t count)
>  {
> +	struct asus_wmi *asus = dev_get_drvdata(dev);
>  	u32 cmd, mode, r, g, b, speed;
>  	int err;
>  
> @@ -906,7 +908,7 @@ static ssize_t kbd_rgb_mode_store(struct device *dev,
>  		speed = 0xeb;
>  	}
>  
> -	err = asus_wmi_evaluate_method3(ASUS_WMI_METHODID_DEVS, ASUS_WMI_DEVID_TUF_RGB_MODE,
> +	err = asus_wmi_evaluate_method3(ASUS_WMI_METHODID_DEVS, asus->kbd_rgb_dev,
>  			cmd | (mode << 8) | (r << 16) | (g << 24), b | (speed << 8), NULL);
>  	if (err)
>  		return err;
> @@ -4537,6 +4539,14 @@ static int asus_wmi_add(struct platform_device *pdev)
>  		asus->gpu_mux_dev = ASUS_WMI_DEVID_GPU_MUX_VIVO;
>  	}
>  
> +	if (asus_wmi_dev_is_present(asus, ASUS_WMI_DEVID_TUF_RGB_MODE)) {
> +		asus->kbd_rgb_mode_available = true;
> +		asus->kbd_rgb_dev = ASUS_WMI_DEVID_TUF_RGB_MODE;
> +	} else if (asus_wmi_dev_is_present(asus, ASUS_WMI_DEVID_TUF_RGB_MODE2)) {
> +		asus->kbd_rgb_mode_available = true;
> +		asus->kbd_rgb_dev = ASUS_WMI_DEVID_TUF_RGB_MODE2;
> +	}

Hi,

Why are you leaving this line there (unlike in the GPU MUX patch where 
you replaced it with the similar if()s as above):

	asus->kbd_rgb_mode_available = asus_wmi_dev_is_present(asus, ASUS_WMI_DEVID_TUF_RGB_MODE);

?

-- 
 i.