linux-kernel - [PATCH v2] dell-laptop: rfkill blacklist Dell XPS 13z, 15

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Message-Id: <1337025782-14009-1-git-send-email-kamal@canonical.com>
Date:	Mon, 14 May 2012 13:03:02 -0700
From:	Kamal Mostafa <kamal@...onical.com>
To:	Matthew Garrett <mjg59@...f.ucam.org>,
	platform-driver-x86@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:	Mario Limonciello <mario_limonciello@...l.com>,
	Kamal Mostafa <kamal@...onical.com>
Subject: [PATCH v2] dell-laptop: rfkill blacklist Dell XPS 13z, 15

From: Mario Limonciello <mario_limonciello@...l.com>

On Dell XPS 13z (L321X) and 15 (L502X), switching off Bluetooth also
disables wifi.  Fix by adding those models to the dell_blacklist table.

BugLink: https://bugs.launchpad.net/bugs/901410

Signed-off-by: Mario Limonciello <mario_limonciello@...l.com>
Signed-off-by: Kamal Mostafa <kamal@...onical.com>
---
 drivers/platform/x86/dell-laptop.c |   15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/drivers/platform/x86/dell-laptop.c b/drivers/platform/x86/dell-laptop.c
index e6c08ee..35b38cc 100644
--- a/drivers/platform/x86/dell-laptop.c
+++ b/drivers/platform/x86/dell-laptop.c
@@ -120,6 +120,21 @@ static const struct dmi_system_id __initdata dell_device_table[] = {
 MODULE_DEVICE_TABLE(dmi, dell_device_table);
 
 static struct dmi_system_id __devinitdata dell_blacklist[] = {
+	/* dell_laptop breaks rfkill behavior (LP: #901410) */
+	{
+		.ident = "Dell XPS 13z",
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+			DMI_MATCH(DMI_PRODUCT_NAME, "Dell System XPS L321X"),
+		},
+	},
+	{
+		.ident = "Dell XPS 15",
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+			DMI_MATCH(DMI_PRODUCT_NAME, "Dell System XPS L502X"),
+		},
+	},
 	/* Supported by compal-laptop */
 	{
 		.ident = "Dell Mini 9",
-- 
1.7.9.5

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