platform/x86: acer-wmi: Add predator_v4 module parameter

This parameter allows predator laptop users to test and use features
(mode button, platform profile, fan speed monitoring) without
adding model names to acer_quirks and compiling kernel.

Signed-off-by: SungHwan Jung <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Reviewed-by: Ilpo Järvinen <[e-mail]>
Signed-off-by: Ilpo Järvinen <[e-mail]>

drivers/platform/x86/acer-wmi.c

···
 static u16 commun_func_bitmap;
 static u8 commun_fn_key_number;
 static bool cycle_gaming_thermal_profile = true;
+static bool predator_v4;
 
 module_param(mailled, int, 0444);
 module_param(brightness, int, 0444);
···
 module_param(force_caps, int, 0444);
 module_param(ec_raw_mode, bool, 0444);
 module_param(cycle_gaming_thermal_profile, bool, 0644);
+module_param(predator_v4, bool, 0444);
 MODULE_PARM_DESC(mailled, "Set initial state of Mail LED");
 MODULE_PARM_DESC(brightness, "Set initial LCD backlight brightness");
 MODULE_PARM_DESC(threeg, "Set initial state of 3G hardware");
···
 MODULE_PARM_DESC(ec_raw_mode, "Enable EC raw mode");
 MODULE_PARM_DESC(cycle_gaming_thermal_profile,
 	"Set thermal mode key in cycle mode. Disabling it sets the mode key in turbo toggle mode");
+MODULE_PARM_DESC(predator_v4,
+	"Enable features for predator laptops that use predator sense v4");
 
 struct acer_data {
 	int mailled;
···
 /* Find which quirks are needed for a particular vendor/ model pair */
 static void __init find_quirks(void)
 {
-	if (!force_series) {
+	if (predator_v4) {
+		quirks = &quirk_acer_predator_v4;
+	} else if (!force_series) {
 		dmi_check_system(acer_quirks);
 		dmi_check_system(non_acer_quirks);
 	} else if (force_series == 2490) {