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[5/8] HID: sony: Use DS4 MAC address as unique identifier on USB

Message ID 1479938833-26424-6-git-send-email-roderick@gaikai.com (mailing list archive)
State New, archived
Headers show

Commit Message

Roderick Colenbrander Nov. 23, 2016, 10:07 p.m. UTC 
From: Roderick Colenbrander <roderick.colenbrander@sony.com>

The DS4 MAC address is reported as a unique identified when
using Bluetooth. For USB there is no unique identifier reported
yet, so use the MAC address.

Signed-off-by: Roderick Colenbrander <roderick.colenbrander@sony.com>
---
 drivers/hid/hid-sony.c | 6 ++++++
 1 file changed, 6 insertions(+)
diff mbox

Patch

diff --git a/drivers/hid/hid-sony.c b/drivers/hid/hid-sony.c
index c391907..ea5b045 100644
--- a/drivers/hid/hid-sony.c
+++ b/drivers/hid/hid-sony.c
@@ -2190,6 +2190,12 @@  static int sony_check_add(struct sony_sc *sc)
 		}
 
 		memcpy(sc->mac_address, &buf[1], sizeof(sc->mac_address));
+
+		snprintf(sc->hdev->uniq, sizeof(sc->hdev->uniq),
+			"%02hhx:%02hhx:%02hhx:%02hhx:%02hhx:%02hhx",
+			sc->mac_address[5], sc->mac_address[4],
+			sc->mac_address[3], sc->mac_address[2],
+			sc->mac_address[1], sc->mac_address[0]);
 	} else if ((sc->quirks & SIXAXIS_CONTROLLER_USB) ||
 			(sc->quirks & NAVIGATION_CONTROLLER_USB)) {
 		buf = kmalloc(SIXAXIS_REPORT_0xF2_SIZE, GFP_KERNEL);