diff options
author | Paul Mundt <lethal@linux-sh.org> | 2011-03-17 07:44:08 (GMT) |
---|---|---|
committer | Paul Mundt <lethal@linux-sh.org> | 2011-03-17 07:44:08 (GMT) |
commit | 1d2a1959fe534279cf37aba20b08c24c20840e52 (patch) | |
tree | 67c0b9aa7fe22a44bf0b4af88947799203eb8f67 /drivers/platform/x86/dell-laptop.c | |
parent | 5a79ce76e9bb8f4b2cd8106ee36d15ee05013bcf (diff) | |
parent | 054cfaacf88865bff1dd58d305443d5d6c068a08 (diff) | |
download | linux-1d2a1959fe534279cf37aba20b08c24c20840e52.tar.xz |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6 into sh-latest
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 34657f9..ad24ef3 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) |