[PATCH v2 12/17] HID: pidff: PERMISSIVE_CONTROL quirk autodetection

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Fixes force feedback for devices built with MMOS firmware and many more
not yet detected devices.

Update quirks mask debug message to always contain all 32 bits of data.

Signed-off-by: Tomasz Pakuła <tomasz.pakula.oficjalny@xxxxxxxxx>
---
 drivers/hid/usbhid/hid-pidff.c | 14 +++++++++++---
 1 file changed, 11 insertions(+), 3 deletions(-)

diff --git a/drivers/hid/usbhid/hid-pidff.c b/drivers/hid/usbhid/hid-pidff.c
index 534fb28f6e55..3fd51ad5cf56 100644
--- a/drivers/hid/usbhid/hid-pidff.c
+++ b/drivers/hid/usbhid/hid-pidff.c
@@ -1210,8 +1210,16 @@ static int pidff_find_special_fields(struct pidff_device *pidff)
 					 PID_DIRECTION, 0);
 	pidff->device_control =
 		pidff_find_special_field(pidff->reports[PID_DEVICE_CONTROL],
-			PID_DEVICE_CONTROL_ARRAY,
-			!(pidff->quirks & HID_PIDFF_QUIRK_PERMISSIVE_CONTROL));
+			PID_DEVICE_CONTROL_ARRAY, 1);
+
+	/* Detect and set permissive control quirk */
+	if (!pidff->device_control) {
+		pr_debug("Setting PERMISSIVE_CONTROL quirk\n");
+		pidff->quirks |= HID_PIDFF_QUIRK_PERMISSIVE_CONTROL;
+		pidff->device_control = pidff_find_special_field(
+			pidff->reports[PID_DEVICE_CONTROL],
+			PID_DEVICE_CONTROL_ARRAY, 0);
+	}
 
 	pidff->block_load_status =
 		pidff_find_special_field(pidff->reports[PID_BLOCK_LOAD],
@@ -1552,7 +1560,7 @@ int hid_pidff_init_with_quirks(struct hid_device *hid, u32 initial_quirks)
 	ff->playback = pidff_playback;
 
 	hid_info(dev, "Force feedback for USB HID PID devices by Anssi Hannula <anssi.hannula@xxxxxxxxx>\n");
-	hid_dbg(dev, "Active quirks mask: 0x%x\n", pidff->quirks);
+	hid_dbg(dev, "Active quirks mask: 0x%08x\n", pidff->quirks);
 
 	hid_device_io_stop(hid);
 
-- 
2.50.1





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