+static struct dentry *dell_laptop_dir;
+
+static int dell_debugfs_show(struct seq_file *s, void *data)
+{
+ int status;
+
+ get_buffer();
+ dell_send_request(buffer, 17, 11);
+ status = buffer->output[1];
+ release_buffer();
+
+ seq_printf(s, "status:\t0x%X\n", status);
+ seq_printf(s, "Bit 0 : Hardware switch supported: %lu\n",
+ status & BIT(0));
+ seq_printf(s, "Bit 1 : Wifi locator supported: %lu\n",
+ (status & BIT(1)) >> 1);
+ seq_printf(s, "Bit 2 : Wifi is supported: %lu\n",
+ (status & BIT(2)) >> 2);
+ seq_printf(s, "Bit 3 : Bluetooth is supported: %lu\n",
+ (status & BIT(3)) >> 3);
+ seq_printf(s, "Bit 4 : WWAN is supported: %lu\n",
+ (status & BIT(4)) >> 4);
+ seq_printf(s, "Bit 5 : Wireless keyboard supported: %lu\n",
+ (status & BIT(5)) >> 5);
+ seq_printf(s, "Bit 8 : Wifi is installed: %lu\n",
+ (status & BIT(8)) >> 8);
+ seq_printf(s, "Bit 9 : Bluetooth is installed: %lu\n",
+ (status & BIT(9)) >> 9);
+ seq_printf(s, "Bit 10: WWAN is installed: %lu\n",
+ (status & BIT(10)) >> 10);
+ seq_printf(s, "Bit 16: Hardware switch is on: %lu\n",
+ (status & BIT(16)) >> 16);
+ seq_printf(s, "Bit 17: Wifi is blocked: %lu\n",
+ (status & BIT(17)) >> 17);
+ seq_printf(s, "Bit 18: Bluetooth is blocked: %lu\n",
+ (status & BIT(18)) >> 18);
+ seq_printf(s, "Bit 19: WWAN is blocked: %lu\n",
+ (status & BIT(19)) >> 19);
+
+ seq_printf(s, "\nhwswitch_state:\t0x%X\n", hwswitch_state);
+ seq_printf(s, "Bit 0 : Wifi controlled by switch: %lu\n",
+ hwswitch_state & BIT(0));
+ seq_printf(s, "Bit 1 : Bluetooth controlled by switch: %lu\n",
+ (hwswitch_state & BIT(1)) >> 1);
+ seq_printf(s, "Bit 2 : WWAN controlled by switch: %lu\n",
+ (hwswitch_state & BIT(2)) >> 2);
+ seq_printf(s, "Bit 7 : Wireless switch config locked: %lu\n",
+ (hwswitch_state & BIT(7)) >> 7);
+ seq_printf(s, "Bit 8 : Wifi locator enabled: %lu\n",
+ (hwswitch_state & BIT(8)) >> 8);
+ seq_printf(s, "Bit 15: Wifi locator setting locked: %lu\n",
+ (hwswitch_state & BIT(15)) >> 15);
+
+ return 0;
+}
+
+static int dell_debugfs_open(struct inode *inode, struct file *file)
+{
+ return single_open(file, dell_debugfs_show, inode->i_private);
+}
+
+static const struct file_operations dell_debugfs_fops = {
+ .owner = THIS_MODULE,
+ .open = dell_debugfs_open,
+ .read = seq_read,
+ .llseek = seq_lseek,
+ .release = single_release,
+};
+