diff options
| author | Mathieu Magnaudet <mathieu.magnaudet@gmail.com> | 2014-11-27 16:02:36 +0100 |
|---|---|---|
| committer | Jiri Kosina <jkosina@suse.cz> | 2014-12-01 21:34:17 +0100 |
| commit | dabb05c6670e6e4415d7b56cd5864a5dbd90207f (patch) | |
| tree | ca80d7c8cf44f32bb0c870855ae87452c8a004c3 /drivers/hid/wacom_sys.c | |
| parent | da10bc252476a8d1d1bdf7b94502ad2cbd7f30b1 (diff) | |
HID: make hid_report_len as a static inline function in hid.h
In several hid drivers it is necessary to calculate the length of an
hid_report. This patch exports the existing static function hid_report_len of
hid-core.c as an inline function in hid.h
Signed-off-by: Mathieu Magnaudet <mathieu.magnaudet@enac.fr>
Reviewed-by: Benjamin Tissoires <benjamin.tissoires@gmail.com>
Reviewed-by: David Herrmann <dh.herrmann@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Diffstat (limited to 'drivers/hid/wacom_sys.c')
| -rw-r--r-- | drivers/hid/wacom_sys.c | 8 |
1 files changed, 1 insertions, 7 deletions
diff --git a/drivers/hid/wacom_sys.c b/drivers/hid/wacom_sys.c index 8593047bb726..8e02a4a6fde0 100644 --- a/drivers/hid/wacom_sys.c +++ b/drivers/hid/wacom_sys.c @@ -1321,12 +1321,6 @@ static void wacom_calculate_res(struct wacom_features *features) features->unitExpo); } -static int wacom_hid_report_len(struct hid_report *report) -{ - /* equivalent to DIV_ROUND_UP(report->size, 8) + !!(report->id > 0) */ - return ((report->size - 1) >> 3) + 1 + (report->id > 0); -} - static size_t wacom_compute_pktlen(struct hid_device *hdev) { struct hid_report_enum *report_enum; @@ -1336,7 +1330,7 @@ static size_t wacom_compute_pktlen(struct hid_device *hdev) report_enum = hdev->report_enum + HID_INPUT_REPORT; list_for_each_entry(report, &report_enum->report_list, list) { - size_t report_size = wacom_hid_report_len(report); + size_t report_size = hid_report_len(report); if (report_size > size) size = report_size; } |