[PATCH] HID: sony: Fix SHANWAN PS3 GamePad rumbling on USB again

[liquid <outmatch@xxxxxxxxx>]

>From 6323ffb83e23eab9a08208063f9dba27c6a0d228 Mon Sep 17 00:00:00 2001
From: Hongye Yuan <outmatch@xxxxxxxxx>
Date: Thu, 27 Dec 2018 09:41:23 +0800
Subject: [PATCH] HID: sony: Fix SHANWAN PS3 GamePad rumbling on USB again

- The SHANWAN DS3 clone joystick requires HID Output Reports via Interrupt EP.
- Added a quirk for SHANWAN PS3 GamePad.

Signed-off-by: Hongye Yuan <outmatch@xxxxxxxxx>
---
 drivers/hid/hid-sony.c | 17 +++++++++++++----
 1 file changed, 13 insertions(+), 4 deletions(-)

diff --git a/drivers/hid/hid-sony.c b/drivers/hid/hid-sony.c
index 9671a4bad643..842f370cfec2 100644
--- a/drivers/hid/hid-sony.c
+++ b/drivers/hid/hid-sony.c
@@ -58,6 +58,7 @@
 #define FUTUREMAX_DANCE_MAT       BIT(13)
 #define NSG_MR5U_REMOTE_BT        BIT(14)
 #define NSG_MR7U_REMOTE_BT        BIT(15)
+#define SHANWAN_GAMEPAD           BIT(16)

 #define SIXAXIS_CONTROLLER (SIXAXIS_CONTROLLER_USB | SIXAXIS_CONTROLLER_BT)
 #define MOTION_CONTROLLER (MOTION_CONTROLLER_USB | MOTION_CONTROLLER_BT)
@@ -1490,6 +1491,7 @@ static int sony_register_sensors(struct sony_sc *sc)
  */
 static int sixaxis_set_operational_usb(struct hid_device *hdev)
 {
+    struct sony_sc *sc = hid_get_drvdata(hdev);
     const int buf_size =
         max(SIXAXIS_REPORT_0xF2_SIZE, SIXAXIS_REPORT_0xF5_SIZE);
     u8 *buf;
@@ -1521,7 +1523,7 @@ static int sixaxis_set_operational_usb(struct
hid_device *hdev)
      * But the USB interrupt would cause SHANWAN controllers to
      * start rumbling non-stop.
      */
-    if (strcmp(hdev->name, "SHANWAN PS3 GamePad")) {
+    if (sc->quirks & SHANWAN_GAMEPAD) {
         ret = hid_hw_output_report(hdev, buf, 1);
         if (ret < 0) {
             hid_info(hdev, "can't set operational mode: step 3, ignoring\n");
@@ -2097,9 +2099,13 @@ static void sixaxis_send_output_report(struct
sony_sc *sc)
         }
     }

-    hid_hw_raw_request(sc->hdev, report->report_id, (u8 *)report,
-            sizeof(struct sixaxis_output_report),
-            HID_OUTPUT_REPORT, HID_REQ_SET_REPORT);
+    /* SHANWAN controllers require sending output reports via intr channel */
+    if (sc->quirks & SHANWAN_GAMEPAD)
+        hid_hw_output_report(sc->hdev, (u8 *)report,
+                sizeof(struct sixaxis_output_report));
+    else hid_hw_raw_request(sc->hdev, report->report_id, (u8 *)report,
+                sizeof(struct sixaxis_output_report),
+                HID_OUTPUT_REPORT, HID_REQ_SET_REPORT);
 }

 static void dualshock4_send_output_report(struct sony_sc *sc)
@@ -2811,6 +2817,9 @@ static int sony_probe(struct hid_device *hdev,
const struct hid_device_id *id)
     if (!strcmp(hdev->name, "FutureMax Dance Mat"))
         quirks |= FUTUREMAX_DANCE_MAT;

+    if (!strcmp(hdev->name, "SHANWAN PS3 GamePad"))
+        quirks |= SHANWAN_GAMEPAD;
+
     sc = devm_kzalloc(&hdev->dev, sizeof(*sc), GFP_KERNEL);
     if (sc == NULL) {
         hid_err(hdev, "can't alloc sony descriptor\n");
-- 
2.20.1