diff options
Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/pcie/trans.c')
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/pcie/trans.c | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c index a3c5d3b195ad..6c4f8e377fb9 100644 --- a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c +++ b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c @@ -2461,11 +2461,50 @@ static ssize_t iwl_dbgfs_fh_reg_read(struct file *file, return ret; } +static ssize_t iwl_dbgfs_rfkill_read(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct iwl_trans *trans = file->private_data; + struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); + char buf[100]; + int pos; + + pos = scnprintf(buf, sizeof(buf), "debug: %d\nhw: %d\n", + trans_pcie->debug_rfkill, + !(iwl_read32(trans, CSR_GP_CNTRL) & + CSR_GP_CNTRL_REG_FLAG_HW_RF_KILL_SW)); + + return simple_read_from_buffer(user_buf, count, ppos, buf, pos); +} + +static ssize_t iwl_dbgfs_rfkill_write(struct file *file, + const char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct iwl_trans *trans = file->private_data; + struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); + bool old = trans_pcie->debug_rfkill; + int ret; + + ret = kstrtobool_from_user(user_buf, count, &trans_pcie->debug_rfkill); + if (ret) + return ret; + if (old == trans_pcie->debug_rfkill) + return count; + IWL_WARN(trans, "changing debug rfkill %d->%d\n", + old, trans_pcie->debug_rfkill); + iwl_pcie_handle_rfkill_irq(trans); + + return count; +} + DEBUGFS_READ_WRITE_FILE_OPS(interrupt); DEBUGFS_READ_FILE_OPS(fh_reg); DEBUGFS_READ_FILE_OPS(rx_queue); DEBUGFS_READ_FILE_OPS(tx_queue); DEBUGFS_WRITE_FILE_OPS(csr); +DEBUGFS_READ_WRITE_FILE_OPS(rfkill); /* Create the debugfs files and directories */ int iwl_trans_pcie_dbgfs_register(struct iwl_trans *trans) @@ -2477,6 +2516,7 @@ int iwl_trans_pcie_dbgfs_register(struct iwl_trans *trans) DEBUGFS_ADD_FILE(interrupt, dir, S_IWUSR | S_IRUSR); DEBUGFS_ADD_FILE(csr, dir, S_IWUSR); DEBUGFS_ADD_FILE(fh_reg, dir, S_IRUSR); + DEBUGFS_ADD_FILE(rfkill, dir, S_IWUSR | S_IRUSR); return 0; err: |