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[v3,05/12] HID: logitech-hidpp: Move g920_get_config() to just before hidpp_ff_init()

Message ID 20231010102029.111003-6-hdegoede@redhat.com (mailing list archive)
State New
Delegated to: Jiri Kosina
Headers show
Series HID: logitech-hidpp: Avoid hidpp_connect_event() running while probe() restarts IO | expand

Commit Message

Hans de Goede Oct. 10, 2023, 10:20 a.m. UTC
The data retrieved by g920_get_config() is only used by hidpp_ff_init().

Now that the hw is kept open till the end of probe() the g920_get_config()
call can be moved to just before hidpp_ff_init() to have all
the HIDPP_QUIRK_CLASS_G920 together in a single place.

This series has been tested on the following devices:
Logitech Bluetooth Laser Travel Mouse (bluetooth, HID++ 1.0)
Logitech M720 Triathlon (bluetooth, HID++ 4.5)
Logitech M720 Triathlon (unifying, HID++ 4.5)
Logitech K400 Pro (unifying, HID++ 4.1)
Logitech K270 (eQUAD nano Lite, HID++ 2.0)
Logitech M185 (eQUAD nano Lite, HID++ 4.5)
Logitech LX501 keyboard (27 Mhz, HID++ builtin scroll-wheel, HID++ 1.0)
Logitech M-RAZ105 mouse (27 Mhz, HID++ extra mouse buttons, HID++ 1.0)

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
---
 drivers/hid/hid-logitech-hidpp.c | 14 ++++++--------
 1 file changed, 6 insertions(+), 8 deletions(-)
diff mbox series

Patch

diff --git a/drivers/hid/hid-logitech-hidpp.c b/drivers/hid/hid-logitech-hidpp.c
index 707fb9616fc5..dd67749301a8 100644
--- a/drivers/hid/hid-logitech-hidpp.c
+++ b/drivers/hid/hid-logitech-hidpp.c
@@ -4399,7 +4399,6 @@  static int hidpp_probe(struct hid_device *hdev, const struct hid_device_id *id)
 	int ret;
 	bool connected;
 	unsigned int connect_mask = HID_CONNECT_DEFAULT;
-	struct hidpp_ff_private_data data;
 
 	/* report_fixup needs drvdata to be set before we call hid_parse */
 	hidpp = devm_kzalloc(&hdev->dev, sizeof(*hidpp), GFP_KERNEL);
@@ -4499,12 +4498,6 @@  static int hidpp_probe(struct hid_device *hdev, const struct hid_device_id *id)
 		hidpp_overwrite_name(hdev);
 	}
 
-	if (connected && (hidpp->quirks & HIDPP_QUIRK_CLASS_G920)) {
-		ret = g920_get_config(hidpp, &data);
-		if (ret)
-			goto hid_hw_init_fail;
-	}
-
 	schedule_work(&hidpp->work);
 	flush_work(&hidpp->work);
 
@@ -4519,7 +4512,12 @@  static int hidpp_probe(struct hid_device *hdev, const struct hid_device_id *id)
 	}
 
 	if (hidpp->quirks & HIDPP_QUIRK_CLASS_G920) {
-		ret = hidpp_ff_init(hidpp, &data);
+		struct hidpp_ff_private_data data;
+
+		ret = g920_get_config(hidpp, &data);
+		if (!ret)
+			ret = hidpp_ff_init(hidpp, &data);
+
 		if (ret)
 			hid_warn(hidpp->hid_dev,
 		     "Unable to initialize force feedback support, errno %d\n",