Input: ati_remote2 - complete suspend support

Add the missing reset_resume, pre_reset and post_reset hooks.

Signed-off-by: Ville Syrjala <syrjala@sci.fi>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>

1 files changed, 78 insertions, 0 deletions

diff --git a/drivers/input/misc/ati_remote2.c b/drivers/input/misc/ati_remote2.c
index 3c9988dc0e9f..351eb9000def 100644
--- a/drivers/input/misc/ati_remote2.c
+++ b/drivers/input/misc/ati_remote2.c
@@ -139,6 +139,9 @@ static int ati_remote2_probe(struct usb_interface *interface, const struct usb_d
 static void ati_remote2_disconnect(struct usb_interface *interface);
 static int ati_remote2_suspend(struct usb_interface *interface, pm_message_t message);
 static int ati_remote2_resume(struct usb_interface *interface);
+static int ati_remote2_reset_resume(struct usb_interface *interface);
+static int ati_remote2_pre_reset(struct usb_interface *interface);
+static int ati_remote2_post_reset(struct usb_interface *interface);
 
 static struct usb_driver ati_remote2_driver = {
         .name       = "ati_remote2",
@@ -147,6 +150,9 @@ static struct usb_driver ati_remote2_driver = {
         .id_table   = ati_remote2_id_table,
         .suspend    = ati_remote2_suspend,
         .resume     = ati_remote2_resume,
+        .reset_resume = ati_remote2_reset_resume,
+        .pre_reset  = ati_remote2_pre_reset,
+        .post_reset = ati_remote2_post_reset,
         .supports_autosuspend = 1,
 };
 
@@ -715,6 +721,78 @@ static int ati_remote2_resume(struct usb_interface *interface)
         return r;
 }
 
+static int ati_remote2_reset_resume(struct usb_interface *interface)
+{
+        struct ati_remote2 *ar2;
+        struct usb_host_interface *alt = interface->cur_altsetting;
+        int r = 0;
+
+        if (alt->desc.bInterfaceNumber)
+                return 0;
+
+        ar2 = usb_get_intfdata(interface);
+
+        dev_dbg(&ar2->intf[0]->dev, "%s()\n", __func__);
+
+        mutex_lock(&ati_remote2_mutex);
+
+        r = ati_remote2_setup(ar2);
+        if (r)
+                goto out;
+
+        if (ar2->flags & ATI_REMOTE2_OPENED)
+                r = ati_remote2_submit_urbs(ar2);
+
+        if (!r)
+                ar2->flags &= ~ATI_REMOTE2_SUSPENDED;
+
+ out:
+        mutex_unlock(&ati_remote2_mutex);
+
+        return r;
+}
+
+static int ati_remote2_pre_reset(struct usb_interface *interface)
+{
+        struct ati_remote2 *ar2;
+        struct usb_host_interface *alt = interface->cur_altsetting;
+
+        if (alt->desc.bInterfaceNumber)
+                return 0;
+
+        ar2 = usb_get_intfdata(interface);
+
+        dev_dbg(&ar2->intf[0]->dev, "%s()\n", __func__);
+
+        mutex_lock(&ati_remote2_mutex);
+
+        if (ar2->flags == ATI_REMOTE2_OPENED)
+                ati_remote2_kill_urbs(ar2);
+
+        return 0;
+}
+
+static int ati_remote2_post_reset(struct usb_interface *interface)
+{
+        struct ati_remote2 *ar2;
+        struct usb_host_interface *alt = interface->cur_altsetting;
+        int r = 0;
+
+        if (alt->desc.bInterfaceNumber)
+                return 0;
+
+        ar2 = usb_get_intfdata(interface);
+
+        dev_dbg(&ar2->intf[0]->dev, "%s()\n", __func__);
+
+        if (ar2->flags == ATI_REMOTE2_OPENED)
+                r = ati_remote2_submit_urbs(ar2);
+
+        mutex_unlock(&ati_remote2_mutex);
+
+        return r;
+}
+
 static int __init ati_remote2_init(void)
 {
         int r;