[PATCH] HID: topre: Add support for 87 keys Realforce R2

[Alessandro Manca <crizan.git@gmail.com>]

The tenkeyless version of the Realforce R2 has the same issue of the
full size one, the report fixup is needed to make n-key rollover
work instead of 6 key rollover

Signed-off-by: Alessandro Manca <crizan.git@gmail.com>
---
 drivers/hid/Kconfig     | 2 +-
 drivers/hid/hid-ids.h   | 1 +
 drivers/hid/hid-topre.c | 2 ++
 3 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/hid/Kconfig b/drivers/hid/Kconfig
index 82f64fb31fda..4ce012f83253 100644
--- a/drivers/hid/Kconfig
+++ b/drivers/hid/Kconfig
@@ -1122,7 +1122,7 @@ config HID_TOPRE
 	tristate "Topre REALFORCE keyboards"
 	depends on HID
 	help
-	  Say Y for N-key rollover support on Topre REALFORCE R2 108 key keyboards.
+	  Say Y for N-key rollover support on Topre REALFORCE R2 108/87 key keyboards.
 
 config HID_THINGM
 	tristate "ThingM blink(1) USB RGB LED"
diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
index 63545cd307e5..50728e0a5067 100644
--- a/drivers/hid/hid-ids.h
+++ b/drivers/hid/hid-ids.h
@@ -1249,6 +1249,7 @@
 
 #define USB_VENDOR_ID_TOPRE			0x0853
 #define USB_DEVICE_ID_TOPRE_REALFORCE_R2_108			0x0148
+#define USB_DEVICE_ID_TOPRE_REALFORCE_R2_87			0x0146
 
 #define USB_VENDOR_ID_TOPSEED		0x0766
 #define USB_DEVICE_ID_TOPSEED_CYBERLINK	0x0204
diff --git a/drivers/hid/hid-topre.c b/drivers/hid/hid-topre.c
index 88a91cdad5f8..d1d5ca310ead 100644
--- a/drivers/hid/hid-topre.c
+++ b/drivers/hid/hid-topre.c
@@ -36,6 +36,8 @@ static __u8 *topre_report_fixup(struct hid_device *hdev, __u8 *rdesc,
 static const struct hid_device_id topre_id_table[] = {
 	{ HID_USB_DEVICE(USB_VENDOR_ID_TOPRE,
 			 USB_DEVICE_ID_TOPRE_REALFORCE_R2_108) },
+	{ HID_USB_DEVICE(USB_VENDOR_ID_TOPRE,
+			 USB_DEVICE_ID_TOPRE_REALFORCE_R2_87) },
 	{ }
 };
 MODULE_DEVICE_TABLE(hid, topre_id_table);
-- 
2.39.2