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Message-ID: <3ac357c0-934b-4d9d-8dcc-7a64b9b82a70@gmx.de>
Date: Thu, 2 Jan 2025 17:36:32 +0100
From: Armin Wolf <W_Armin@....de>
To: Kurt Borja <kuurtb@...il.com>, platform-driver-x86@...r.kernel.org
Cc: Dell.Client.Kernel@...l.com, hdegoede@...hat.com,
 ilpo.jarvinen@...ux.intel.com, linux-kernel@...r.kernel.org,
 mario.limonciello@....com
Subject: Re: [PATCH v2 13/20] alienware-wmi: Split DMI table

Am 29.12.24 um 20:45 schrieb Kurt Borja:

> Split thermal features into a new DMI table to support upcoming file
> split. While at it rename quirk_entry -> alienfx_features and change
> hdmi_mux, amplifier and deepslp types to bool, because they are already
> being implicitly used as bools.
>
> Signed-off-by: Kurt Borja <kuurtb@...il.com>
> ---
>   drivers/platform/x86/dell/alienware-wmi.c | 319 ++++++++++------------
>   1 file changed, 147 insertions(+), 172 deletions(-)
>
> diff --git a/drivers/platform/x86/dell/alienware-wmi.c b/drivers/platform/x86/dell/alienware-wmi.c
> index f80e7d488b9d..b9daf22efdbe 100644
> --- a/drivers/platform/x86/dell/alienware-wmi.c
> +++ b/drivers/platform/x86/dell/alienware-wmi.c
> @@ -113,97 +113,63 @@ static const enum platform_profile_option wmax_mode_to_platform_profile[THERMAL_
>   	[THERMAL_MODE_BASIC_PERFORMANCE]		= PLATFORM_PROFILE_PERFORMANCE,
>   };
>
> -struct quirk_entry {
> +struct alienfx_quirks {
>   	u8 num_zones;
> -	u8 hdmi_mux;
> -	u8 amplifier;
> -	u8 deepslp;
> -	bool thermal;
> -	bool gmode;
> +	bool hdmi_mux;
> +	bool amplifier;
> +	bool deepslp;
>   };
>
> -static struct quirk_entry *quirks;
> +static struct alienfx_quirks *quirks;
>
>
> -static struct quirk_entry quirk_inspiron5675 = {
> +static struct alienfx_quirks quirk_inspiron5675 = {
>   	.num_zones = 2,
> -	.hdmi_mux = 0,
> -	.amplifier = 0,
> -	.deepslp = 0,
> -	.thermal = false,
> -	.gmode = false,
> +	.hdmi_mux = false,
> +	.amplifier = false,
> +	.deepslp = false,
>   };
>
> -static struct quirk_entry quirk_unknown = {
> +static struct alienfx_quirks quirk_unknown = {
>   	.num_zones = 2,
> -	.hdmi_mux = 0,
> -	.amplifier = 0,
> -	.deepslp = 0,
> -	.thermal = false,
> -	.gmode = false,
> +	.hdmi_mux = false,
> +	.amplifier = false,
> +	.deepslp = false,
>   };
>
> -static struct quirk_entry quirk_x51_r1_r2 = {
> +static struct alienfx_quirks quirk_x51_r1_r2 = {
>   	.num_zones = 3,
> -	.hdmi_mux = 0,
> -	.amplifier = 0,
> -	.deepslp = 0,
> -	.thermal = false,
> -	.gmode = false,
> +	.hdmi_mux = false,
> +	.amplifier = false,
> +	.deepslp = false,
>   };
>
> -static struct quirk_entry quirk_x51_r3 = {
> +static struct alienfx_quirks quirk_x51_r3 = {
>   	.num_zones = 4,
> -	.hdmi_mux = 0,
> -	.amplifier = 1,
> -	.deepslp = 0,
> -	.thermal = false,
> -	.gmode = false,
> -};
> -
> -static struct quirk_entry quirk_asm100 = {
> -	.num_zones = 2,
> -	.hdmi_mux = 1,
> -	.amplifier = 0,
> -	.deepslp = 0,
> -	.thermal = false,
> -	.gmode = false,
> -};
> -
> -static struct quirk_entry quirk_asm200 = {
> -	.num_zones = 2,
> -	.hdmi_mux = 1,
> -	.amplifier = 0,
> -	.deepslp = 1,
> -	.thermal = false,
> -	.gmode = false,
> +	.hdmi_mux = false,
> +	.amplifier = true,
> +	.deepslp = false,
>   };
>
> -static struct quirk_entry quirk_asm201 = {
> +static struct alienfx_quirks quirk_asm100 = {
>   	.num_zones = 2,
> -	.hdmi_mux = 1,
> -	.amplifier = 1,
> -	.deepslp = 1,
> -	.thermal = false,
> -	.gmode = false,
> +	.hdmi_mux = true,
> +	.amplifier = false,
> +	.deepslp = false,
>   };
>
> -static struct quirk_entry quirk_g_series = {
> +static struct alienfx_quirks quirk_asm200 = {
>   	.num_zones = 2,
> -	.hdmi_mux = 0,
> -	.amplifier = 0,
> -	.deepslp = 0,
> -	.thermal = true,
> -	.gmode = true,
> +	.hdmi_mux = true,
> +	.amplifier = false,
> +	.deepslp = true,
>   };
>
> -static struct quirk_entry quirk_x_series = {
> +static struct alienfx_quirks quirk_asm201 = {
>   	.num_zones = 2,
> -	.hdmi_mux = 0,
> -	.amplifier = 0,
> -	.deepslp = 0,
> -	.thermal = true,
> -	.gmode = false,
> +	.hdmi_mux = true,
> +	.amplifier = true,
> +	.deepslp = true,
>   };
>
>   static int __init dmi_matched(const struct dmi_system_id *dmi)
> @@ -240,42 +206,6 @@ static const struct dmi_system_id alienware_quirks[] __initconst = {
>   		},
>   		.driver_data = &quirk_asm201,
>   	},
> -	{
> -		.callback = dmi_matched,
> -		.ident = "Alienware m17 R5",
> -		.matches = {
> -			DMI_MATCH(DMI_SYS_VENDOR, "Alienware"),
> -			DMI_MATCH(DMI_PRODUCT_NAME, "Alienware m17 R5 AMD"),
> -		},
> -		.driver_data = &quirk_x_series,
> -	},
> -	{
> -		.callback = dmi_matched,
> -		.ident = "Alienware m18 R2",
> -		.matches = {
> -			DMI_MATCH(DMI_SYS_VENDOR, "Alienware"),
> -			DMI_MATCH(DMI_PRODUCT_NAME, "Alienware m18 R2"),
> -		},
> -		.driver_data = &quirk_x_series,
> -	},
> -	{
> -		.callback = dmi_matched,
> -		.ident = "Alienware x15 R1",
> -		.matches = {
> -			DMI_MATCH(DMI_SYS_VENDOR, "Alienware"),
> -			DMI_MATCH(DMI_PRODUCT_NAME, "Alienware x15 R1"),
> -		},
> -		.driver_data = &quirk_x_series,
> -	},
> -	{
> -		.callback = dmi_matched,
> -		.ident = "Alienware x17 R2",
> -		.matches = {
> -			DMI_MATCH(DMI_SYS_VENDOR, "Alienware"),
> -			DMI_MATCH(DMI_PRODUCT_NAME, "Alienware x17 R2"),
> -		},
> -		.driver_data = &quirk_x_series,
> -	},
>   	{
>   		.callback = dmi_matched,
>   		.ident = "Alienware X51 R1",
> @@ -303,60 +233,6 @@ static const struct dmi_system_id alienware_quirks[] __initconst = {
>   		},
>   		.driver_data = &quirk_x51_r3,
>   	},
> -	{
> -		.callback = dmi_matched,
> -		.ident = "Dell Inc. G15 5510",
> -		.matches = {
> -			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
> -			DMI_MATCH(DMI_PRODUCT_NAME, "Dell G15 5510"),
> -		},
> -		.driver_data = &quirk_g_series,
> -	},
> -	{
> -		.callback = dmi_matched,
> -		.ident = "Dell Inc. G15 5511",
> -		.matches = {
> -			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
> -			DMI_MATCH(DMI_PRODUCT_NAME, "Dell G15 5511"),
> -		},
> -		.driver_data = &quirk_g_series,
> -	},
> -	{
> -		.callback = dmi_matched,
> -		.ident = "Dell Inc. G15 5515",
> -		.matches = {
> -			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
> -			DMI_MATCH(DMI_PRODUCT_NAME, "Dell G15 5515"),
> -		},
> -		.driver_data = &quirk_g_series,
> -	},
> -	{
> -		.callback = dmi_matched,
> -		.ident = "Dell Inc. G3 3500",
> -		.matches = {
> -			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
> -			DMI_MATCH(DMI_PRODUCT_NAME, "G3 3500"),
> -		},
> -		.driver_data = &quirk_g_series,
> -	},
> -	{
> -		.callback = dmi_matched,
> -		.ident = "Dell Inc. G3 3590",
> -		.matches = {
> -			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
> -			DMI_MATCH(DMI_PRODUCT_NAME, "G3 3590"),
> -		},
> -		.driver_data = &quirk_g_series,
> -	},
> -	{
> -		.callback = dmi_matched,
> -		.ident = "Dell Inc. G5 5500",
> -		.matches = {
> -			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
> -			DMI_MATCH(DMI_PRODUCT_NAME, "G5 5500"),
> -		},
> -		.driver_data = &quirk_g_series,
> -	},
>   	{
>   		.callback = dmi_matched,
>   		.ident = "Dell Inc. Inspiron 5675",
> @@ -411,7 +287,7 @@ struct awcc_priv {
>
>   struct alienfx_priv {
>   	struct platform_device *pdev;
> -	struct quirk_entry *quirks;
> +	struct alienfx_quirks *quirks;
>   	struct led_classdev global_led;
>   	struct color_platform colors[4];
>   	u8 global_brightness;
> @@ -432,6 +308,103 @@ struct alienfx_platdata {
>
>   static u8 interface;
>
> +struct awcc_quirks {
> +	bool gmode;
> +};
> +
> +static struct awcc_quirks g_series_features = {
> +	.gmode = true,
> +};
> +
> +static struct awcc_quirks x_series_features = {
> +	.gmode = false,
> +};
> +
> +static const struct dmi_system_id awcc_dmi_table[] __initconst = {
> +	{
> +		.ident = "Alienware m17 R5",
> +		.matches = {
> +			DMI_MATCH(DMI_SYS_VENDOR, "Alienware"),
> +			DMI_MATCH(DMI_PRODUCT_NAME, "Alienware m17 R5 AMD"),
> +		},
> +		.driver_data = &x_series_features,
> +	},
> +	{
> +		.ident = "Alienware m18 R2",
> +		.matches = {
> +			DMI_MATCH(DMI_SYS_VENDOR, "Alienware"),
> +			DMI_MATCH(DMI_PRODUCT_NAME, "Alienware m18 R2"),
> +		},
> +		.driver_data = &x_series_features,
> +	},
> +	{
> +		.ident = "Alienware x15 R1",
> +		.matches = {
> +			DMI_MATCH(DMI_SYS_VENDOR, "Alienware"),
> +			DMI_MATCH(DMI_PRODUCT_NAME, "Alienware x15 R1"),
> +		},
> +		.driver_data = &x_series_features,
> +	},
> +	{
> +		.ident = "Alienware x17 R2",
> +		.matches = {
> +			DMI_MATCH(DMI_SYS_VENDOR, "Alienware"),
> +			DMI_MATCH(DMI_PRODUCT_NAME, "Alienware x17 R2"),
> +		},
> +		.driver_data = &x_series_features,
> +	},
> +	{
> +		.ident = "Dell Inc. G15 5510",
> +		.matches = {
> +			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
> +			DMI_MATCH(DMI_PRODUCT_NAME, "Dell G15 5510"),
> +		},
> +		.driver_data = &g_series_features,
> +	},
> +	{
> +		.ident = "Dell Inc. G15 5511",
> +		.matches = {
> +			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
> +			DMI_MATCH(DMI_PRODUCT_NAME, "Dell G15 5511"),
> +		},
> +		.driver_data = &g_series_features,
> +	},
> +	{
> +		.ident = "Dell Inc. G15 5515",
> +		.matches = {
> +			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
> +			DMI_MATCH(DMI_PRODUCT_NAME, "Dell G15 5515"),
> +		},
> +		.driver_data = &g_series_features,
> +	},
> +	{
> +		.ident = "Dell Inc. G3 3500",
> +		.matches = {
> +			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
> +			DMI_MATCH(DMI_PRODUCT_NAME, "G3 3500"),
> +		},
> +		.driver_data = &g_series_features,
> +	},
> +	{
> +		.ident = "Dell Inc. G3 3590",
> +		.matches = {
> +			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
> +			DMI_MATCH(DMI_PRODUCT_NAME, "G3 3590"),
> +		},
> +		.driver_data = &g_series_features,
> +	},
> +	{
> +		.ident = "Dell Inc. G5 5500",
> +		.matches = {
> +			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
> +			DMI_MATCH(DMI_PRODUCT_NAME, "G5 5500"),
> +		},
> +		.driver_data = &g_series_features,
> +	},
> +};
> +
> +struct awcc_quirks *awcc;
> +
>   static int alienware_wmi_command(struct wmi_device *wdev, u32 method_id,
>   				 void *in_args, size_t in_size, u32 *out_data)
>   {
> @@ -1013,7 +986,7 @@ static int thermal_profile_set(struct platform_profile_handler *pprof,
>   {
>   	struct awcc_priv *priv = container_of(pprof, struct awcc_priv, pp_handler);
>
> -	if (quirks->gmode) {
> +	if (awcc->gmode) {
>   		u32 gmode_status;
>   		int ret;
>
> @@ -1079,7 +1052,7 @@ static int create_thermal_profile(struct wmi_device *wdev)
>   	if (bitmap_empty(priv->pp_handler.choices, PLATFORM_PROFILE_LAST))
>   		return -ENODEV;
>
> -	if (quirks->gmode) {
> +	if (awcc->gmode) {
>   		priv->supported_thermal_profiles[PLATFORM_PROFILE_PERFORMANCE] =
>   			WMAX_THERMAL_MODE_GMODE;
>
> @@ -1319,7 +1292,7 @@ static int wmax_wmi_probe(struct wmi_device *wdev, const void *context)
>   	struct platform_device *pdev;
>   	int ret;
>
> -	if (quirks->thermal) {
> +	if (awcc) {
>   		ret = alienware_awcc_setup(wdev);
>   	} else {
>   		ret = alienware_alienfx_setup(&pdata);
> @@ -1335,7 +1308,7 @@ static int wmax_wmi_probe(struct wmi_device *wdev, const void *context)
>
>   static void wmax_wmi_remove(struct wmi_device *wdev)
>   {
> -	if (quirks->thermal)
> +	if (awcc)
>   		alienware_awcc_exit(wdev);
>   	else
>   		alienware_alienfx_exit(wdev);
> @@ -1359,6 +1332,18 @@ static struct wmi_driver alienware_wmax_wmi_driver = {
>
>   static int __init alienware_wmax_wmi_init(void)
>   {
> +	const struct dmi_system_id *id;
> +
> +	id = dmi_first_match(awcc_dmi_table);
> +	if (id)
> +		awcc = id->driver_data;
> +
> +	if (force_platform_profile)
> +		awcc = &x_series_features;
> +
> +	if (force_gmode)
> +		awcc = &g_series_features;

Please add a check here if awcc is not NULL and keep "pr_warn("force_gmode requires platform profile support\n")"
if awcc is NULL.


Thanks,
Armin Wolf

> +
>   	return wmi_driver_register(&alienware_wmax_wmi_driver);
>   }
>
> @@ -1375,16 +1360,6 @@ static int __init alienware_wmi_init(void)
>   	if (quirks == NULL)
>   		quirks = &quirk_unknown;
>
> -	if (force_platform_profile)
> -		quirks->thermal = true;
> -
> -	if (force_gmode) {
> -		if (quirks->thermal)
> -			quirks->gmode = true;
> -		else
> -			pr_warn("force_gmode requires platform profile support\n");
> -	}
> -
>   	if (wmi_has_guid(WMAX_CONTROL_GUID)) {
>   		interface = WMAX;
>   		ret = alienware_wmax_wmi_init();

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