1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
|
From patchwork Mon Jun 13 11:44:00 2016
Content-Type: text/plain; charset="utf-8"
MIME-Version: 1.0
Content-Transfer-Encoding: 7bit
Subject: hp-wmi: fix wifi cannot be hard-unblock
From: Alex Hung <alex.hung@canonical.com>
X-Patchwork-Id: 9172765
Message-Id: <1465818240-11994-1-git-send-email-alex.hung@canonical.com>
To: dvhart@infradead.org, platform-driver-x86@vger.kernel.org,
alex.hung@canonical.com, david.ward@ll.mit.edu
Date: Mon, 13 Jun 2016 19:44:00 +0800
Several users reported wifi cannot be unblocked as discussed in [1].
This patch removes the useof 2009 flag by BIOS but uses the actual WMI
function calls - it will be skipped if WMI reports unsupported
[1] https://bugzilla.kernel.org/show_bug.cgi?id=69131
Signed-off-by: Alex Hung <alex.hung@canonical.com>
---
drivers/platform/x86/hp-wmi.c | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/drivers/platform/x86/hp-wmi.c b/drivers/platform/x86/hp-wmi.c
index 6f145f2..96ffda4 100644
--- a/drivers/platform/x86/hp-wmi.c
+++ b/drivers/platform/x86/hp-wmi.c
@@ -718,6 +718,11 @@ static int __init hp_wmi_rfkill_setup(struct platform_device *device)
if (err)
return err;
+ err = hp_wmi_perform_query(HPWMI_WIRELESS_QUERY, 1, &wireless,
+ sizeof(wireless), 0);
+ if (err)
+ return err;
+
if (wireless & 0x1) {
wifi_rfkill = rfkill_alloc("hp-wifi", &device->dev,
RFKILL_TYPE_WLAN,
@@ -882,7 +887,7 @@ static int __init hp_wmi_bios_setup(struct platform_device *device)
wwan_rfkill = NULL;
rfkill2_count = 0;
- if (hp_wmi_bios_2009_later() || hp_wmi_rfkill_setup(device))
+ if (hp_wmi_rfkill_setup(device))
hp_wmi_rfkill2_setup(device);
err = device_create_file(&device->dev, &dev_attr_display);
|
