Update Linux to v5.10.109

Sourced from [1]

[1] https://cdn.kernel.org/pub/linux/kernel/v5.x/linux-5.10.109.tar.xz

Change-Id: I19bca9fc6762d4e63bcf3e4cba88bbe560d9c76c
Signed-off-by: Olivier Deprez <olivier.deprez@arm.com>
diff --git a/drivers/misc/pti.c b/drivers/misc/pti.c
index 359c5ba..7236ae5 100644
--- a/drivers/misc/pti.c
+++ b/drivers/misc/pti.c
@@ -496,9 +496,8 @@
  * pti_tty_driver_write()-  Write trace debugging data through the char
  * interface to the PTI HW.  Part of the misc device implementation.
  *
- * @filp: Contains private data which is used to obtain
- *        master, channel write ID.
- * @data: trace data to be written.
+ * @tty: tty struct containing pti information.
+ * @buf: trace data to be written.
  * @len:  # of byte to write.
  *
  * Returns:
@@ -734,8 +733,8 @@
  * pti_port_activate()- Used to start/initialize any items upon
  * first opening of tty_port().
  *
- * @port- The tty port number of the PTI device.
- * @tty-  The tty struct associated with this device.
+ * @port: The tty port number of the PTI device.
+ * @tty:  The tty struct associated with this device.
  *
  * Returns:
  *	always returns 0
@@ -755,7 +754,7 @@
  * pti_port_shutdown()- Used to stop/shutdown any items upon the
  * last tty port close.
  *
- * @port- The tty port number of the PTI device.
+ * @port: The tty port number of the PTI device.
  *
  * Notes: The primary purpose of the PTI tty port 0 is to hook
  * the syslog daemon to it; thus this port will be open for a
@@ -781,8 +780,8 @@
  * pti_pci_probe()- Used to detect pti on the pci bus and set
  *		    things up in the driver.
  *
- * @pdev- pci_dev struct values for pti.
- * @ent-  pci_device_id struct for pti driver.
+ * @pdev: pci_dev struct values for pti.
+ * @ent:  pci_device_id struct for pti driver.
  *
  * Returns:
  *	0 for success
@@ -792,7 +791,7 @@
 		const struct pci_device_id *ent)
 {
 	unsigned int a;
-	int retval = -EINVAL;
+	int retval;
 	int pci_bar = 1;
 
 	dev_dbg(&pdev->dev, "%s %s(%d): PTI PCI ID %04x:%04x\n", __FILE__,
@@ -834,7 +833,7 @@
 	}
 	drv_data->aperture_base = drv_data->pti_addr+APERTURE_14;
 	drv_data->pti_ioaddr =
-		ioremap_nocache((u32)drv_data->aperture_base,
+		ioremap((u32)drv_data->aperture_base,
 		APERTURE_LEN);
 	if (!drv_data->pti_ioaddr) {
 		retval = -ENOMEM;
@@ -899,7 +898,6 @@
 };
 
 /**
- *
  * pti_init()- Overall entry/init call to the pti driver.
  *             It starts the registration process with the kernel.
  *
@@ -910,7 +908,7 @@
  */
 static int __init pti_init(void)
 {
-	int retval = -EINVAL;
+	int retval;
 
 	/* First register module as tty device */