diff options
| author | Ping Cheng <pinglinux@gmail.com> | 2011-08-16 00:17:56 -0700 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2011-08-16 00:21:48 -0700 |
| commit | a417ea4432db7fd1c91c19b129a3e3d2367b7ce4 (patch) | |
| tree | 26f33a61dec93100ff9313a15ae69e817ea25faa /drivers/input/tablet | |
| parent | 18adad1c57f820d38d05e3d5e3d548e286233b76 (diff) | |
Input: wacom - add WAC_MSG_RETRIES define
Use WAC_MSG_RETRIES define instead of a numeric constant.
Signed-off-by: Ping Cheng <pingc@wacom.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
Diffstat (limited to 'drivers/input/tablet')
| -rw-r--r-- | drivers/input/tablet/wacom_sys.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/input/tablet/wacom_sys.c b/drivers/input/tablet/wacom_sys.c index 449c0a46dba..9879c73ee51 100644 --- a/drivers/input/tablet/wacom_sys.c +++ b/drivers/input/tablet/wacom_sys.c @@ -49,6 +49,7 @@ struct hid_descriptor { #define USB_REQ_GET_REPORT 0x01 #define USB_REQ_SET_REPORT 0x09 #define WAC_HID_FEATURE_REPORT 0x03 +#define WAC_MSG_RETRIES 5 static int usb_get_report(struct usb_interface *intf, unsigned char type, unsigned char id, void *buf, int size) @@ -165,7 +166,7 @@ static int wacom_parse_hid(struct usb_interface *intf, struct hid_descriptor *hi report, hid_desc->wDescriptorLength, 5000); /* 5 secs */ - } while (result < 0 && limit++ < 5); + } while (result < 0 && limit++ < WAC_MSG_RETRIES); /* No need to parse the Descriptor. It isn't an error though */ if (result < 0) @@ -336,7 +337,7 @@ static int wacom_query_tablet_data(struct usb_interface *intf, struct wacom_feat error = usb_get_report(intf, WAC_HID_FEATURE_REPORT, report_id, rep_data, 3); - } while ((error < 0 || rep_data[1] != 4) && limit++ < 5); + } while ((error < 0 || rep_data[1] != 4) && limit++ < WAC_MSG_RETRIES); } else if (features->type != TABLETPC) { do { rep_data[0] = 2; @@ -347,7 +348,7 @@ static int wacom_query_tablet_data(struct usb_interface *intf, struct wacom_feat error = usb_get_report(intf, WAC_HID_FEATURE_REPORT, report_id, rep_data, 2); - } while ((error < 0 || rep_data[1] != 2) && limit++ < 5); + } while ((error < 0 || rep_data[1] != 2) && limit++ < WAC_MSG_RETRIES); } kfree(rep_data); |