acer-wmi: Blacklist Acer Aspire One

[firefly-linux-kernel-4.4.55.git] / drivers / platform / x86 / acer-wmi.c

diff --git a/drivers/platform/x86/acer-wmi.c b/drivers/platform/x86/acer-wmi.c
index a6a42e8c060b7036e0955827d281c47cffc852b5..60fbef283e73de067f14cfcfbd453b0c919cbf32 100644 (file)
--- a/drivers/platform/x86/acer-wmi.c
+++ b/drivers/platform/x86/acer-wmi.c
@@ -225,6 +225,25 @@ static struct quirk_entry quirk_fujitsu_amilo_li_1718 = {
        .wireless = 2,
 };
 
+/* The Aspire One has a dummy ACPI-WMI interface - disable it */
+static struct dmi_system_id __devinitdata acer_blacklist[] = {
+       {
+               .ident = "Acer Aspire One (SSD)",
+               .matches = {
+                       DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
+                       DMI_MATCH(DMI_PRODUCT_NAME, "AOA110"),
+               },
+       },
+       {
+               .ident = "Acer Aspire One (HDD)",
+               .matches = {
+                       DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
+                       DMI_MATCH(DMI_PRODUCT_NAME, "AOA150"),
+               },
+       },
+       {}
+};
+
 static struct dmi_system_id acer_quirks[] = {
        {
                .callback = dmi_matched,
@@ -1254,6 +1273,12 @@ static int __init acer_wmi_init(void)
 
        printk(ACER_INFO "Acer Laptop ACPI-WMI Extras\n");
 
+       if (dmi_check_system(acer_blacklist)) {
+               printk(ACER_INFO "Blacklisted hardware detected - "
+                               "not loading\n");
+               return -ENODEV;
+       }
+
        find_quirks();
 
        /*