IRQ: Maintain regs pointer globally rather than passing to IRQ handlers

[firefly-linux-kernel-4.4.55.git] / drivers / usb / serial / whiteheat.c

diff --git a/drivers/usb/serial/whiteheat.c b/drivers/usb/serial/whiteheat.c
index 6e6c7934be32f819a08286e474e5ec31bd98fd4e..4d1cd7aeccd38c5493bef4e3b09caedeaa663080 100644 (file)
--- a/drivers/usb/serial/whiteheat.c
+++ b/drivers/usb/serial/whiteheat.c
@@ -152,8 +152,8 @@ static void whiteheat_break_ctl             (struct usb_serial_port *port, int break_state)
 static int  whiteheat_chars_in_buffer  (struct usb_serial_port *port);
 static void whiteheat_throttle         (struct usb_serial_port *port);
 static void whiteheat_unthrottle       (struct usb_serial_port *port);
-static void whiteheat_read_callback    (struct urb *urb, struct pt_regs *regs);
-static void whiteheat_write_callback   (struct urb *urb, struct pt_regs *regs);
+static void whiteheat_read_callback    (struct urb *urb);
+static void whiteheat_write_callback   (struct urb *urb);
 
 static struct usb_serial_driver whiteheat_fake_device = {
        .driver = {
@@ -235,8 +235,8 @@ struct whiteheat_private {
 /* local function prototypes */
 static int start_command_port(struct usb_serial *serial);
 static void stop_command_port(struct usb_serial *serial);
-static void command_port_write_callback(struct urb *urb, struct pt_regs *regs);
-static void command_port_read_callback(struct urb *urb, struct pt_regs *regs);
+static void command_port_write_callback(struct urb *urb);
+static void command_port_read_callback(struct urb *urb);
 
 static int start_port_read(struct usb_serial_port *port);
 static struct whiteheat_urb_wrap *urb_to_wrap(struct urb *urb, struct list_head *head);
@@ -958,7 +958,7 @@ static void whiteheat_unthrottle (struct usb_serial_port *port)
 /*****************************************************************************
  * Connect Tech's White Heat callback routines
  *****************************************************************************/
-static void command_port_write_callback (struct urb *urb, struct pt_regs *regs)
+static void command_port_write_callback (struct urb *urb)
 {
        dbg("%s", __FUNCTION__);
 
@@ -969,7 +969,7 @@ static void command_port_write_callback (struct urb *urb, struct pt_regs *regs)
 }
 
 
-static void command_port_read_callback (struct urb *urb, struct pt_regs *regs)
+static void command_port_read_callback (struct urb *urb)
 {
        struct usb_serial_port *command_port = (struct usb_serial_port *)urb->context;
        struct whiteheat_command_private *command_info;
@@ -1019,7 +1019,7 @@ static void command_port_read_callback (struct urb *urb, struct pt_regs *regs)
 }
 
 
-static void whiteheat_read_callback(struct urb *urb, struct pt_regs *regs)
+static void whiteheat_read_callback(struct urb *urb)
 {
        struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
        struct whiteheat_urb_wrap *wrap;
@@ -1061,7 +1061,7 @@ static void whiteheat_read_callback(struct urb *urb, struct pt_regs *regs)
 }
 
 
-static void whiteheat_write_callback(struct urb *urb, struct pt_regs *regs)
+static void whiteheat_write_callback(struct urb *urb)
 {
        struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
        struct whiteheat_private *info = usb_get_serial_port_data(port);