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author | Ingo Molnar <mingo@elte.hu> | 2008-06-23 13:11:42 +0400 |
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committer | Ingo Molnar <mingo@elte.hu> | 2008-06-23 13:11:42 +0400 |
commit | f34bfb1beef8a17ba3d46b60f8fa19ffedc1ed8d (patch) | |
tree | 0816c565d26ae24854616faa0d497be365c2fe8b /drivers/input/mouse/appletouch.c | |
parent | ee4311adf105f4d740f52e3948acc1d81598afcc (diff) | |
parent | 481c5346d0981940ee63037eb53e4e37b0735c10 (diff) | |
download | linux-f34bfb1beef8a17ba3d46b60f8fa19ffedc1ed8d.tar.xz |
Merge branch 'linus' into tracing/ftrace
Diffstat (limited to 'drivers/input/mouse/appletouch.c')
-rw-r--r-- | drivers/input/mouse/appletouch.c | 49 |
1 files changed, 41 insertions, 8 deletions
diff --git a/drivers/input/mouse/appletouch.c b/drivers/input/mouse/appletouch.c index 8dd3942f3022..ce6fdec19e14 100644 --- a/drivers/input/mouse/appletouch.c +++ b/drivers/input/mouse/appletouch.c @@ -589,6 +589,21 @@ static void atp_close(struct input_dev *input) dev->open = 0; } +static int atp_handle_geyser(struct atp *dev) +{ + struct usb_device *udev = dev->udev; + + if (!atp_is_fountain(dev)) { + /* switch to raw sensor mode */ + if (atp_geyser_init(udev)) + return -EIO; + + printk(KERN_INFO "appletouch: Geyser mode initialized.\n"); + } + + return 0; +} + static int atp_probe(struct usb_interface *iface, const struct usb_device_id *id) { struct atp *dev; @@ -633,14 +648,6 @@ static int atp_probe(struct usb_interface *iface, const struct usb_device_id *id else dev->datalen = 81; - if (!atp_is_fountain(dev)) { - /* switch to raw sensor mode */ - if (atp_geyser_init(udev)) - goto err_free_devs; - - printk(KERN_INFO "appletouch: Geyser mode initialized.\n"); - } - dev->urb = usb_alloc_urb(0, GFP_KERNEL); if (!dev->urb) goto err_free_devs; @@ -654,6 +661,10 @@ static int atp_probe(struct usb_interface *iface, const struct usb_device_id *id usb_rcvintpipe(udev, int_in_endpointAddr), dev->data, dev->datalen, atp_complete, dev, 1); + error = atp_handle_geyser(dev); + if (error) + goto err_free_buffer; + usb_make_path(udev, dev->phys, sizeof(dev->phys)); strlcat(dev->phys, "/input0", sizeof(dev->phys)); @@ -744,6 +755,20 @@ static void atp_disconnect(struct usb_interface *iface) printk(KERN_INFO "input: appletouch disconnected\n"); } +static int atp_recover(struct atp *dev) +{ + int error; + + error = atp_handle_geyser(dev); + if (error) + return error; + + if (dev->open && usb_submit_urb(dev->urb, GFP_ATOMIC)) + return -EIO; + + return 0; +} + static int atp_suspend(struct usb_interface *iface, pm_message_t message) { struct atp *dev = usb_get_intfdata(iface); @@ -764,12 +789,20 @@ static int atp_resume(struct usb_interface *iface) return 0; } +static int atp_reset_resume(struct usb_interface *iface) +{ + struct atp *dev = usb_get_intfdata(iface); + + return atp_recover(dev); +} + static struct usb_driver atp_driver = { .name = "appletouch", .probe = atp_probe, .disconnect = atp_disconnect, .suspend = atp_suspend, .resume = atp_resume, + .reset_resume = atp_reset_resume, .id_table = atp_table, }; |