[PATCH 7/7] HID: uclogic: Handle virtual frame reports

From: José Expósito
Date: Thu Feb 10 2022 - 14:05:12 EST


From: Nikolai Kondrashov <spbnick@xxxxxxxxx>

Explicitly change report ID to virtual ID and handle virtual frame
reports as real for consistency.

Signed-off-by: Nikolai Kondrashov <spbnick@xxxxxxxxx>
Signed-off-by: José Expósito <jose.exposito89@xxxxxxxxx>
---
drivers/hid/hid-uclogic-core.c | 11 ++++++-----
1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/drivers/hid/hid-uclogic-core.c b/drivers/hid/hid-uclogic-core.c
index 8aac3f7a9cda..73d79d149869 100644
--- a/drivers/hid/hid-uclogic-core.c
+++ b/drivers/hid/hid-uclogic-core.c
@@ -365,6 +365,7 @@ static int uclogic_raw_event(struct hid_device *hdev,
struct hid_report *report,
u8 *data, int size)
{
+ unsigned int report_id = report->id;
struct uclogic_drvdata *drvdata = hid_get_drvdata(hdev);
struct uclogic_params *params = &drvdata->params;

@@ -374,20 +375,20 @@ static int uclogic_raw_event(struct hid_device *hdev,

/* Tweak pen reports, if necessary */
if (!params->pen_unused &&
- (report->id == params->pen.id) &&
+ (report_id == params->pen.id) &&
(size >= 2)) {
/* If it's the "virtual" frame controls report */
if (params->frame.id != 0 &&
data[1] & params->pen_frame_flag) {
/* Change to virtual frame controls report ID */
- data[0] = params->frame.id;
- return 0;
+ report_id = data[0] = params->frame.id;
+ } else {
+ return uclogic_raw_event_pen(drvdata, data, size);
}
- return uclogic_raw_event_pen(drvdata, data, size);
}

/* Tweak frame control reports, if necessary */
- if (report->id == params->frame.id)
+ if (report_id == params->frame.id)
return uclogic_raw_event_frame(drvdata, data, size);

return 0;
--
2.25.1