From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id DF5A6C28CC5 for ; Wed, 5 Jun 2019 12:44:49 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id B6C04206DF for ; Wed, 5 Jun 2019 12:44:49 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727945AbfFEMos (ORCPT ); Wed, 5 Jun 2019 08:44:48 -0400 Received: from mx1.redhat.com ([209.132.183.28]:52398 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727923AbfFEMoq (ORCPT ); Wed, 5 Jun 2019 08:44:46 -0400 Received: from smtp.corp.redhat.com (int-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.12]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id EA65B307C94B; Wed, 5 Jun 2019 12:44:45 +0000 (UTC) Received: from plouf.redhat.com (ovpn-116-164.ams2.redhat.com [10.36.116.164]) by smtp.corp.redhat.com (Postfix) with ESMTP id A272A60CD6; Wed, 5 Jun 2019 12:44:38 +0000 (UTC) From: Benjamin Tissoires To: Jiri Kosina , Hans de Goede , Dave Hansen , Kai-Heng Feng Cc: linux-input@vger.kernel.org, linux-kernel@vger.kernel.org, Benjamin Tissoires Subject: [PATCH 4/4] HID: logitech-dj: Fix 064d:c52f receiver support Date: Wed, 5 Jun 2019 14:44:08 +0200 Message-Id: <20190605124408.8637-5-benjamin.tissoires@redhat.com> In-Reply-To: <20190605124408.8637-1-benjamin.tissoires@redhat.com> References: <20190605124408.8637-1-benjamin.tissoires@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Scanned-By: MIMEDefang 2.79 on 10.5.11.12 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.46]); Wed, 05 Jun 2019 12:44:46 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Hans de Goede The c52f nano receiver is a mouse only receiver. This means that it needs some special handling compared to the c534 nano receiver: 1) It sends unnumbered mouse reports with a size of 8 bytes, so we need to extend the unnumbered mouse report handling to support reports upto 8 bytes large 2) It mouse reports have the same high-resolution format as those from the gaming mouse receivers 3) It can report consumer/multimedia buttons on its second interface, since this is a mouse-only receiver these must be forwarded to the mouse child device and not to the keyboard child-device (which will not exist) Link: https://bugzilla.kernel.org/show_bug.cgi?id=203619 Signed-off-by: Hans de Goede Signed-off-by: Benjamin Tissoires --- drivers/hid/hid-logitech-dj.c | 42 ++++++++++++++++++++++------------- 1 file changed, 27 insertions(+), 15 deletions(-) diff --git a/drivers/hid/hid-logitech-dj.c b/drivers/hid/hid-logitech-dj.c index 41baa4dbbfcc..c48e7030d3c9 100644 --- a/drivers/hid/hid-logitech-dj.c +++ b/drivers/hid/hid-logitech-dj.c @@ -128,6 +128,7 @@ enum recvr_type { recvr_type_dj, recvr_type_hidpp, recvr_type_gaming_hidpp, + recvr_type_mouse_only, recvr_type_27mhz, recvr_type_bluetooth, }; @@ -879,9 +880,12 @@ static void logi_dj_recv_queue_notification(struct dj_receiver_dev *djrcv_dev, schedule_work(&djrcv_dev->work); } -static void logi_hidpp_dev_conn_notif_equad(struct hidpp_event *hidpp_report, +static void logi_hidpp_dev_conn_notif_equad(struct hid_device *hdev, + struct hidpp_event *hidpp_report, struct dj_workitem *workitem) { + struct dj_receiver_dev *djrcv_dev = hid_get_drvdata(hdev); + workitem->type = WORKITEM_TYPE_PAIRED; workitem->device_type = hidpp_report->params[HIDPP_PARAM_DEVICE_INFO] & HIDPP_DEVICE_TYPE_MASK; @@ -895,6 +899,8 @@ static void logi_hidpp_dev_conn_notif_equad(struct hidpp_event *hidpp_report, break; case REPORT_TYPE_MOUSE: workitem->reports_supported |= STD_MOUSE | HIDPP; + if (djrcv_dev->type == recvr_type_mouse_only) + workitem->reports_supported |= MULTIMEDIA; break; } } @@ -938,7 +944,7 @@ static void logi_hidpp_recv_queue_notif(struct hid_device *hdev, case 0x01: device_type = "Bluetooth"; /* Bluetooth connect packet contents is the same as (e)QUAD */ - logi_hidpp_dev_conn_notif_equad(hidpp_report, &workitem); + logi_hidpp_dev_conn_notif_equad(hdev, hidpp_report, &workitem); if (!(hidpp_report->params[HIDPP_PARAM_DEVICE_INFO] & HIDPP_MANUFACTURER_MASK)) { hid_info(hdev, "Non Logitech device connected on slot %d\n", @@ -952,18 +958,18 @@ static void logi_hidpp_recv_queue_notif(struct hid_device *hdev, break; case 0x03: device_type = "QUAD or eQUAD"; - logi_hidpp_dev_conn_notif_equad(hidpp_report, &workitem); + logi_hidpp_dev_conn_notif_equad(hdev, hidpp_report, &workitem); break; case 0x04: device_type = "eQUAD step 4 DJ"; - logi_hidpp_dev_conn_notif_equad(hidpp_report, &workitem); + logi_hidpp_dev_conn_notif_equad(hdev, hidpp_report, &workitem); break; case 0x05: device_type = "DFU Lite"; break; case 0x06: device_type = "eQUAD step 4 Lite"; - logi_hidpp_dev_conn_notif_equad(hidpp_report, &workitem); + logi_hidpp_dev_conn_notif_equad(hdev, hidpp_report, &workitem); break; case 0x07: device_type = "eQUAD step 4 Gaming"; @@ -973,11 +979,11 @@ static void logi_hidpp_recv_queue_notif(struct hid_device *hdev, break; case 0x0a: device_type = "eQUAD nano Lite"; - logi_hidpp_dev_conn_notif_equad(hidpp_report, &workitem); + logi_hidpp_dev_conn_notif_equad(hdev, hidpp_report, &workitem); break; case 0x0c: device_type = "eQUAD Lightspeed"; - logi_hidpp_dev_conn_notif_equad(hidpp_report, &workitem); + logi_hidpp_dev_conn_notif_equad(hdev, hidpp_report, &workitem); workitem.reports_supported |= STD_KEYBOARD; break; } @@ -1330,7 +1336,8 @@ static int logi_dj_ll_parse(struct hid_device *hid) if (djdev->reports_supported & STD_MOUSE) { dbg_hid("%s: sending a mouse descriptor, reports_supported: %llx\n", __func__, djdev->reports_supported); - if (djdev->dj_receiver_dev->type == recvr_type_gaming_hidpp) + if (djdev->dj_receiver_dev->type == recvr_type_gaming_hidpp || + djdev->dj_receiver_dev->type == recvr_type_mouse_only) rdcat(rdesc, &rsize, mse_high_res_descriptor, sizeof(mse_high_res_descriptor)); else if (djdev->dj_receiver_dev->type == recvr_type_27mhz) @@ -1573,15 +1580,19 @@ static int logi_dj_raw_event(struct hid_device *hdev, data[0] = data[1]; data[1] = 0; } - /* The 27 MHz mouse-only receiver sends unnumbered mouse data */ + /* + * Mouse-only receivers send unnumbered mouse data. The 27 MHz + * receiver uses 6 byte packets, the nano receiver 8 bytes. + */ if (djrcv_dev->unnumbered_application == HID_GD_MOUSE && - size == 6) { - u8 mouse_report[7]; + size <= 8) { + u8 mouse_report[9]; /* Prepend report id */ mouse_report[0] = REPORT_TYPE_MOUSE; - memcpy(mouse_report + 1, data, 6); - logi_dj_recv_forward_input_report(hdev, mouse_report, 7); + memcpy(mouse_report + 1, data, size); + logi_dj_recv_forward_input_report(hdev, mouse_report, + size + 1); } return false; @@ -1652,6 +1663,7 @@ static int logi_dj_probe(struct hid_device *hdev, case recvr_type_dj: no_dj_interfaces = 3; break; case recvr_type_hidpp: no_dj_interfaces = 2; break; case recvr_type_gaming_hidpp: no_dj_interfaces = 3; break; + case recvr_type_mouse_only: no_dj_interfaces = 2; break; case recvr_type_27mhz: no_dj_interfaces = 2; break; case recvr_type_bluetooth: no_dj_interfaces = 2; break; } @@ -1825,10 +1837,10 @@ static const struct hid_device_id logi_dj_receivers[] = { {HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_UNIFYING_RECEIVER_2), .driver_data = recvr_type_dj}, - { /* Logitech Nano (non DJ) receiver */ + { /* Logitech Nano mouse only receiver */ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_NANO_RECEIVER), - .driver_data = recvr_type_hidpp}, + .driver_data = recvr_type_mouse_only}, { /* Logitech Nano (non DJ) receiver */ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_NANO_RECEIVER_2), -- 2.19.2