drm/i915/dsi: bxt/icl GPIO set value do not need gpio source

Drop the unused parameter.

Cc: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Cc: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Tested-by: Hans de Goede <hdegoede@redhat.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20231103201831.1037416-6-andriy.shevchenko@linux.intel.com

drivers/gpu/drm/i915/display/intel_dsi_vbt.c

@@ -346,7 +346,7 @@ static void chv_gpio_set_value(struct intel_connector *connector,
 }
 
 static void bxt_gpio_set_value(struct intel_connector *connector,
-			       u8 gpio_source, u8 gpio_index, bool value)
+			       u8 gpio_index, bool value)
 {
 	struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
 	/* XXX: this table is a quick ugly hack. */
@@ -486,13 +486,13 @@ static const u8 *mipi_exec_gpio(struct intel_dsi *intel_dsi, const u8 *data)
 	if (native)
 		icl_native_gpio_set_value(i915, gpio_number, value);
 	else if (DISPLAY_VER(i915) >= 11)
-		bxt_gpio_set_value(connector, gpio_source, gpio_index, value);
+		bxt_gpio_set_value(connector, gpio_index, value);
 	else if (IS_VALLEYVIEW(i915))
 		vlv_gpio_set_value(connector, gpio_source, gpio_number, value);
 	else if (IS_CHERRYVIEW(i915))
 		chv_gpio_set_value(connector, gpio_source, gpio_number, value);
 	else
-		bxt_gpio_set_value(connector, gpio_source, gpio_index, value);
+		bxt_gpio_set_value(connector, gpio_index, value);
 
 	return data + size;
 }