linux-kernel - [PATCH v3 1/1] ideapad-laptop: Add ideapad Y700 (15) to the no_hw

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Message-ID: <Pine.NEB.4.64.1602180029370.7701@norge.freeshell.org>
Date:	Thu, 18 Feb 2016 01:42:20 -0600 (CST)
From:	John Dahlstrom <jodarom@....ORG>
To:	Darren Hart <dvhart@...radead.org>,
	Ike Panhc <ike.pan@...onical.com>
cc:	platform-driver-x86@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH v3 1/1] ideapad-laptop: Add ideapad Y700 (15) to the no_hw_rfkill
 DMI list

Some Lenovo ideapad models lack a physical rfkill switch.
On Lenovo models ideapad Y700 Touch-15ISK and ideapad Y700-15ISK,
ideapad-laptop would wrongly report all radios as blocked by
hardware which caused wireless network connections to fail.

Add these models without an rfkill switch to the no_hw_rfkill list.

Signed-off-by: John Dahlstrom <jodarom@....org>
Cc: <stable@...r.kernel.org>
---
  Relevant kernel versions: 4.5-rc4, 4.4.2, 4.3.5, 4.1.18, 3.18.27

  Test configuration
   Hardware: Lenovo ideapad Y700 Touch-15ISK
   Kernel version: 4.4.2

  Patch changelog
   v2 split patch between Touch and non-Touch devices
   v3 undo patch split and limit summary to 72 characters

  drivers/platform/x86/ideapad-laptop.c |   14 ++++++++++++++
  1 file changed, 14 insertions(+)

--- a/drivers/platform/x86/ideapad-laptop.c	2016-02-14 15:05:20.000000000 -0600
+++ b/drivers/platform/x86/ideapad-laptop.c	2016-02-16 03:54:48.484423725 -0600
@@ -864,4 +864,18 @@ static const struct dmi_system_id no_hw_rfkill_list[] = {
  			DMI_MATCH(DMI_PRODUCT_VERSION, "Lenovo G50-30"),
 		},
+	},
+	{
+		.ident = "Lenovo ideapad Y700-15ISK",
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
+			DMI_MATCH(DMI_PRODUCT_VERSION, "Lenovo ideapad Y700-15ISK"),
+		},
+	},
+	{
+		.ident = "Lenovo ideapad Y700 Touch-15ISK",
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
+			DMI_MATCH(DMI_PRODUCT_VERSION, "Lenovo ideapad Y700 Touch-15ISK"),
+		},
  	},
  	{