debug lk

hc

2024-02-20 e636c8d336489bf3eed5878299e6cc045bbad077

 kernel/drivers/platform/x86/huawei-wmi.c
..
..
@@ -86,6 +86,8 @@
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 	{ KE_IGNORE, 0x293, { KEY_KBDILLUMTOGGLE } },
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 	{ KE_IGNORE, 0x294, { KEY_KBDILLUMUP } },
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 	{ KE_IGNORE, 0x295, { KEY_KBDILLUMUP } },
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+	// Ignore Ambient Light Sensoring
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+	{ KE_KEY,    0x2c1, { KEY_RESERVED } },
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 	{ KE_END,	 0 }
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 };
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..
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@@ -760,6 +762,9 @@
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 		const char *guid,
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 		struct input_dev **idev)
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 {
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+	acpi_status status;
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+	int err;
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+
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 	*idev = devm_input_allocate_device(dev);
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 	if (!*idev)
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 		return -ENOMEM;
..
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@@ -769,10 +774,19 @@
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 	(*idev)->id.bustype = BUS_HOST;
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 	(*idev)->dev.parent = dev;
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-	return sparse_keymap_setup(*idev, huawei_wmi_keymap, NULL) ||
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-		input_register_device(*idev) ||
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-		wmi_install_notify_handler(guid, huawei_wmi_input_notify,
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-				*idev);
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+	err = sparse_keymap_setup(*idev, huawei_wmi_keymap, NULL);
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+	if (err)
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+		return err;
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+
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+	err = input_register_device(*idev);
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+	if (err)
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+		return err;
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+
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+	status = wmi_install_notify_handler(guid, huawei_wmi_input_notify, *idev);
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+	if (ACPI_FAILURE(status))
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+		return -EIO;
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+
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+	return 0;
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 }
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 static void huawei_wmi_input_exit(struct device *dev, const char *guid)