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[media] lirc_zilog: remove module parameter minor

Always let the kernel decide what minor the lirc chardev gets.

Signed-off-by: David Härdeman <david@hardeman.nu>
Signed-off-by: Sean Young <sean@mess.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
David Härdeman 8 years ago
parent
commit
bd16168da8
1 changed files with 6 additions and 10 deletions
  1. 6 10
      drivers/staging/media/lirc/lirc_zilog.c

+ 6 - 10
drivers/staging/media/lirc/lirc_zilog.c

@@ -156,7 +156,6 @@ static struct mutex tx_data_lock;
 /* module parameters */
 static bool debug;	/* debug output */
 static bool tx_only;	/* only handle the IR Tx function */
-static int minor = -1;	/* minor number */
 
 
 /* struct IR reference counting */
@@ -184,10 +183,11 @@ static void release_ir_device(struct kref *ref)
 	 * ir->open_count ==  0 - happens on final close()
 	 * ir_lock, tx_ref_lock, rx_ref_lock, all released
 	 */
-	if (ir->l.minor >= 0 && ir->l.minor < MAX_IRCTL_DEVICES) {
+	if (ir->l.minor >= 0) {
 		lirc_unregister_driver(ir->l.minor);
-		ir->l.minor = MAX_IRCTL_DEVICES;
+		ir->l.minor = -1;
 	}
+
 	if (kfifo_initialized(&ir->rbuf.fifo))
 		lirc_buffer_free(&ir->rbuf);
 	list_del(&ir->list);
@@ -1597,12 +1597,11 @@ static int ir_probe(struct i2c_client *client, const struct i2c_device_id *id)
 	}
 
 	/* register with lirc */
-	ir->l.minor = minor; /* module option: user requested minor number */
 	ir->l.minor = lirc_register_driver(&ir->l);
-	if (ir->l.minor < 0 || ir->l.minor >= MAX_IRCTL_DEVICES) {
+	if (ir->l.minor < 0) {
 		dev_err(tx->ir->l.dev,
-			"%s: \"minor\" must be between 0 and %d (%d)!\n",
-			__func__, MAX_IRCTL_DEVICES-1, ir->l.minor);
+			"%s: lirc_register_driver() failed: %i\n",
+			__func__, ir->l.minor);
 		ret = -EBADRQC;
 		goto out_put_xx;
 	}
@@ -1674,9 +1673,6 @@ MODULE_LICENSE("GPL");
 /* for compat with old name, which isn't all that accurate anymore */
 MODULE_ALIAS("lirc_pvr150");
 
-module_param(minor, int, 0444);
-MODULE_PARM_DESC(minor, "Preferred minor device number");
-
 module_param(debug, bool, 0644);
 MODULE_PARM_DESC(debug, "Enable debugging messages");