From: milesp20 <milesp@gmail.com>
Date: Fri, 17 Nov 2017 14:42:13 +0000 (-0700)
Subject: Additional error reporting on WMI call failures
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=4740e80328243581920831a316f5c39c9cfe79a9;p=intel_nuc_led

Additional error reporting on WMI call failures
---

diff --git a/nuc_led.c b/nuc_led.c
index 296fe1f..56f90f2 100644
--- a/nuc_led.c
+++ b/nuc_led.c
@@ -41,6 +41,7 @@
 MODULE_AUTHOR("Miles Peterson");
 MODULE_DESCRIPTION("Intel NUC LED Control WMI Driver");
 MODULE_LICENSE("GPL");
+ACPI_MODULE_NAME("NUC_LED");
 
 static unsigned int nuc_led_perms __read_mostly = S_IRUGO | S_IWUSR | S_IWGRP;
 static unsigned int nuc_led_uid __read_mostly;
@@ -155,7 +156,10 @@ static int nuc_led_get_state(u32 led, struct led_get_state_return *state)
                                      &input, &output);
 
         if (ACPI_FAILURE(status))
+	{
+		ACPI_EXCEPTION((AE_INFO, status, "wmi_evaluate_method"));
                 return -EIO;
+	}
 
         // Always returns a buffer
         obj = (union acpi_object *)output.pointer;
@@ -195,7 +199,10 @@ static int nuc_led_set_state(u32 led, u32 brightness, u32 blink_fade, u32 color_
                                      &input, &output);
 
         if (ACPI_FAILURE(status))
+	{
+		ACPI_EXCEPTION((AE_INFO, status, "wmi_evaluate_method"));
                 return -EIO;
+	}
 
         // Always returns a buffer
         obj = (union acpi_object *)output.pointer;