diff options
Diffstat (limited to 'drivers/platform/x86/dell-laptop.c')
| -rw-r--r-- | drivers/platform/x86/dell-laptop.c | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/drivers/platform/x86/dell-laptop.c b/drivers/platform/x86/dell-laptop.c index 834f499a6aec..7f59624d805d 100644 --- a/drivers/platform/x86/dell-laptop.c +++ b/drivers/platform/x86/dell-laptop.c @@ -422,10 +422,16 @@ out: return 0; } +/* Must be called with the buffer held */ static void dell_rfkill_update_sw_state(struct rfkill *rfkill, int radio, int status) { - if (!(status & BIT(0))) { + if (status & BIT(0)) { + /* Has hw-switch, sync sw_state to BIOS */ + int block = rfkill_blocked(rfkill); + buffer->input[0] = (1 | (radio << 8) | (block << 16)); + dell_send_request(buffer, 17, 11); + } else { /* No hw-switch, sync BIOS state to sw_state */ rfkill_set_sw_state(rfkill, !!(status & BIT(radio + 16))); } @@ -445,9 +451,10 @@ static void dell_rfkill_query(struct rfkill *rfkill, void *data) get_buffer(); dell_send_request(buffer, 17, 11); status = buffer->output[1]; - release_buffer(); dell_rfkill_update_hw_state(rfkill, (unsigned long)data, status); + + release_buffer(); } static const struct rfkill_ops dell_rfkill_ops = { @@ -531,7 +538,6 @@ static void dell_update_rfkill(struct work_struct *ignored) get_buffer(); dell_send_request(buffer, 17, 11); status = buffer->output[1]; - release_buffer(); if (wifi_rfkill) { dell_rfkill_update_hw_state(wifi_rfkill, 1, status); @@ -545,6 +551,8 @@ static void dell_update_rfkill(struct work_struct *ignored) dell_rfkill_update_hw_state(wwan_rfkill, 3, status); dell_rfkill_update_sw_state(wwan_rfkill, 3, status); } + + release_buffer(); } static DECLARE_DELAYED_WORK(dell_rfkill_work, dell_update_rfkill); |