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| 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/hid-multitouch.c | |
| parent | da10bc252476a8d1d1bdf7b94502ad2cbd7f30b1 (diff) | |
| download | lwn-dabb05c6670e6e4415d7b56cd5864a5dbd90207f.tar.gz lwn-dabb05c6670e6e4415d7b56cd5864a5dbd90207f.zip | |
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/hid-multitouch.c')
| -rw-r--r-- | drivers/hid/hid-multitouch.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/hid/hid-multitouch.c b/drivers/hid/hid-multitouch.c index 683cda6c60ce..f65e78b46999 100644 --- a/drivers/hid/hid-multitouch.c +++ b/drivers/hid/hid-multitouch.c @@ -827,7 +827,7 @@ static void mt_set_input_mode(struct hid_device *hdev) r = re->report_id_hash[td->inputmode]; if (r) { if (cls->quirks & MT_QUIRK_FORCE_GET_FEATURE) { - report_len = ((r->size - 1) >> 3) + 1 + (r->id > 0); + report_len = hid_report_len(r); buf = hid_alloc_report_buf(r, GFP_KERNEL); if (!buf) { hid_err(hdev, "failed to allocate buffer for report\n"); |