[PATCH 4.19 44/86] HID: alps: support devices with report id 2

Greg Kroah-Hartman
2020-07-27T14:10:45Z

From: Caiyuan Xie <caiyuan.xie@cn.alps.com>

[ Upstream commit aa3c439c144f0a465ed1f28f11c772886fb02b35 ]

Add support for devices which that have reports with id == 2

Signed-off-by: Caiyuan Xie <caiyuan.xie@cn.alps.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/hid/hid-alps.c | 2 ++
1 file changed, 2 insertions(+)

diff --git a/drivers/hid/hid-alps.c b/drivers/hid/hid-alps.c
index 3489f0af7409c..f4cf541d13e08 100644
--- a/drivers/hid/hid-alps.c
+++ b/drivers/hid/hid-alps.c
@@ -29,6 +29,7 @@

#define U1_MOUSE_REPORT_ID 0x01 /* Mouse data ReportID */
#define U1_ABSOLUTE_REPORT_ID 0x03 /* Absolute data ReportID */
+#define U1_ABSOLUTE_REPORT_ID_SECD 0x02 /* FW-PTP Absolute data ReportID */
#define U1_FEATURE_REPORT_ID 0x05 /* Feature ReportID */
#define U1_SP_ABSOLUTE_REPORT_ID 0x06 /* Feature ReportID */

@@ -372,6 +373,7 @@ static int u1_raw_event(struct alps_dev *hdata, u8 *data, int size)
case U1_FEATURE_REPORT_ID:
break;
case U1_ABSOLUTE_REPORT_ID:
+ case U1_ABSOLUTE_REPORT_ID_SECD:
for (i = 0; i < hdata->max_fingers; i++) {
u8 *contact = &data[i * 5];

--
2.25.1