usb: xhci: convert tasklets to use new tasklet_setup() API

In preparation for unconditionally passing the
struct tasklet_struct pointer to all tasklet
callbacks, switch to using the new tasklet_setup()
and from_tasklet() to pass the tasklet pointer explicitly.

Signed-off-by: Romain Perier <romain.perier@gmail.com>
Signed-off-by: Allen Pais <allen.lkml@gmail.com>
Link: https://lore.kernel.org/r/20200817090209.26351-7-allen.cryptic@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/usb/host/xhci-dbgtty.c b/drivers/usb/host/xhci-dbgtty.c
index b8918f7..ae4e4ab 100644 (file)
--- a/drivers/usb/host/xhci-dbgtty.c
+++ b/drivers/usb/host/xhci-dbgtty.c
@@ -288,14 +288,14 @@ static const struct tty_operations dbc_tty_ops = {
        .unthrottle             = dbc_tty_unthrottle,
 };
 
-static void dbc_rx_push(unsigned long _port)
+static void dbc_rx_push(struct tasklet_struct *t)
 {
        struct dbc_request      *req;
        struct tty_struct       *tty;
        unsigned long           flags;
        bool                    do_push = false;
        bool                    disconnect = false;
-       struct dbc_port         *port = (void *)_port;
+       struct dbc_port         *port = from_tasklet(port, t, push);
        struct list_head        *queue = &port->read_queue;
 
        spin_lock_irqsave(&port->port_lock, flags);
@@ -382,7 +382,7 @@ xhci_dbc_tty_init_port(struct xhci_dbc *dbc, struct dbc_port *port)
 {
        tty_port_init(&port->port);
        spin_lock_init(&port->port_lock);
-       tasklet_init(&port->push, dbc_rx_push, (unsigned long)port);
+       tasklet_setup(&port->push, dbc_rx_push);
        INIT_LIST_HEAD(&port->read_pool);
        INIT_LIST_HEAD(&port->read_queue);
        INIT_LIST_HEAD(&port->write_pool);