diff options
author | Joel Becker <jlbec@evilplan.org> | 2011-03-28 09:44:26 -0700 |
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committer | Joel Becker <jlbec@evilplan.org> | 2011-03-28 09:44:26 -0700 |
commit | 99bdc3880c611c7f2061fbd5372ef81b40217e26 (patch) | |
tree | ef68a53e28e9ee53ce9db3642bab5fa5b3d44866 /drivers/platform/x86/dell-laptop.c | |
parent | ed59992e8d91b70053c53d846a76f7e1ac000454 (diff) | |
parent | b4e1b7e88b2c87c358c2a88bec0c76d25accc604 (diff) |
Merge branch 'mlog_replace_for_39' of git://repo.or.cz/taoma-kernel into ocfs2-merge-window-fix
Diffstat (limited to 'drivers/platform/x86/dell-laptop.c')
-rw-r--r-- | drivers/platform/x86/dell-laptop.c | 24 |
1 files changed, 22 insertions, 2 deletions
diff --git a/drivers/platform/x86/dell-laptop.c b/drivers/platform/x86/dell-laptop.c index 34657f96b5a5..ad24ef36f9f7 100644 --- a/drivers/platform/x86/dell-laptop.c +++ b/drivers/platform/x86/dell-laptop.c @@ -290,9 +290,12 @@ static int dell_rfkill_set(void *data, bool blocked) dell_send_request(buffer, 17, 11); /* If the hardware switch controls this radio, and the hardware - switch is disabled, don't allow changing the software state */ + switch is disabled, don't allow changing the software state. + If the hardware switch is reported as not supported, always + fire the SMI to toggle the killswitch. */ if ((hwswitch_state & BIT(hwswitch_bit)) && - !(buffer->output[1] & BIT(16))) { + !(buffer->output[1] & BIT(16)) && + (buffer->output[1] & BIT(0))) { ret = -EINVAL; goto out; } @@ -398,6 +401,23 @@ static const struct file_operations dell_debugfs_fops = { static void dell_update_rfkill(struct work_struct *ignored) { + int status; + + get_buffer(); + dell_send_request(buffer, 17, 11); + status = buffer->output[1]; + release_buffer(); + + /* if hardware rfkill is not supported, set it explicitly */ + if (!(status & BIT(0))) { + if (wifi_rfkill) + dell_rfkill_set((void *)1, !((status & BIT(17)) >> 17)); + if (bluetooth_rfkill) + dell_rfkill_set((void *)2, !((status & BIT(18)) >> 18)); + if (wwan_rfkill) + dell_rfkill_set((void *)3, !((status & BIT(19)) >> 19)); + } + if (wifi_rfkill) dell_rfkill_query(wifi_rfkill, (void *)1); if (bluetooth_rfkill) |