From patchwork Sun Aug 23 04:41:54 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Daniel Ogorchock X-Patchwork-Id: 11731389 X-Patchwork-Delegate: jikos@jikos.cz Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id E5270618 for ; Sun, 23 Aug 2020 04:42:42 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C82442074D for ; Sun, 23 Aug 2020 04:42:42 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="nxZ0S7Rq" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726231AbgHWEmm (ORCPT ); Sun, 23 Aug 2020 00:42:42 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59412 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725139AbgHWEmc (ORCPT ); Sun, 23 Aug 2020 00:42:32 -0400 Received: from mail-oi1-x22e.google.com (mail-oi1-x22e.google.com [IPv6:2607:f8b0:4864:20::22e]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B9ECFC061574 for ; Sat, 22 Aug 2020 21:42:31 -0700 (PDT) Received: by mail-oi1-x22e.google.com with SMTP id o21so5294803oie.12 for ; Sat, 22 Aug 2020 21:42:31 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=bH7VrUrTVBufhl4TaVIhyGv4c5TsCHpAmUASusmokbQ=; b=nxZ0S7RqSZwD4V76iptS96cxBwAFtR+vLm19KFD+A4vanv7Lu35xKjjki6L68FoFi4 or8xdaORt5SaD+iKYqI30pWBDKyZ1qae4zEcvvtuKYWBT1ohEjbu6u7m0fxGjykpawzP V5MlEnGAdUvF96ReEC+w9WrqYnm6im5EcuSQ9GX2rsWSgdJIFmrmNkEgw+jfl8+n0Qvn O1TPVVCVL0X1eoZU2CaJiIhna/jkEPz5lrrmgEl8umldqRsdifV2/GV1dpa47TomSQp2 tp43L+ZF11/pAw1vwa5Cdq2EpYO9n0rW9bbWwvmLx1ab9rqF6S1ehNASLppgQvUNREwO N6FA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=bH7VrUrTVBufhl4TaVIhyGv4c5TsCHpAmUASusmokbQ=; b=WsFOo/VCOh2QYbsOgCPnJ59PUU8YgAwItd3jkZZIrZD6tg/2Z3PfPOyUreGQ2Rz31C F+A1eb2cz7FoLR1ZjM1V3D8zHIWzwMgxFARFXUQxx5MLogfNRVieA5xyBzWM0UoeGOOc Iv+XvVTUCNqRHAsqEDesdqu40RPpxrj/OTUD0GLEf9OyP7bbBd6wIXWGdRIMmesppx4M dZQrjyo5PEX5Vn4uxC4tI0BNYubzdSsp19v0Nf2cOpCGXJFVZRkVaMpPIySjY0bFiWIk uax+5gwixpi0EtdyDTqB13KnKwjo6m3MJ0CiJaYqKy/G/B390cz55fTyfnzy1rzkZ4OG zsMQ== X-Gm-Message-State: AOAM532yzSU3F5z3PEuoMR2jKBnApIfLsgavrhO3ZecWJbPDAvYyk2x/ NcDxFpHFTlTSvpmYc0knmSGK3yFVo5d1w4sU X-Google-Smtp-Source: ABdhPJzeWdIvvTIihT8hiZfJolLE1rHNNH4rGeWu+voAxaVwb51IlwyiccqHc6IR8/N4UC+nU+nq4g== X-Received: by 2002:aca:fd8d:: with SMTP id b135mr108355oii.27.1598157750290; Sat, 22 Aug 2020 21:42:30 -0700 (PDT) Received: from Arrakis.djogorchock.com ([136.33.205.58]) by smtp.gmail.com with ESMTPSA id z10sm1308572otk.6.2020.08.22.21.42.29 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 22 Aug 2020 21:42:29 -0700 (PDT) From: "Daniel J. Ogorchock" To: linux-input@vger.kernel.org Cc: thunderbird2k@gmail.com, blaws05@gmail.com, benjamin.tissoires@redhat.com, jikos@kernel.org, Roderick.Colenbrander@sony.com, svv@google.com, s.jegen@gmail.com, carmueller@gmail.com, pgriffais@valvesoftware.com, hadess@hadess.net, "Daniel J. Ogorchock" Subject: [PATCH v12 11/14] HID: nintendo: add support for charging grip Date: Sat, 22 Aug 2020 23:41:54 -0500 Message-Id: <20200823044157.339677-12-djogorchock@gmail.com> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20200823044157.339677-1-djogorchock@gmail.com> References: <20200823044157.339677-1-djogorchock@gmail.com> MIME-Version: 1.0 Sender: linux-input-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-input@vger.kernel.org This patch adds support for the joy-con charging grip. The peripheral essentially behaves the same as a pro controller, but with two joy-cons attached to the grip. However the grip exposes the two joy-cons as separate hid devices, so extra handling is required. The joy-con is queried to check if it is a right or left joy-con (since the product ID is identical between left/right when using the grip). Since controller model detection is now more complicated, the various checks for hid product values have been replaced with helper macros to reduce code duplication. Signed-off-by: Daniel J. Ogorchock --- drivers/hid/hid-ids.h | 1 + drivers/hid/hid-nintendo.c | 67 ++++++++++++++++++++++++++++++-------- 2 files changed, 55 insertions(+), 13 deletions(-) diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h index 605c4bdaeb85..1cd9125d0233 100644 --- a/drivers/hid/hid-ids.h +++ b/drivers/hid/hid-ids.h @@ -881,6 +881,7 @@ #define USB_DEVICE_ID_NINTENDO_JOYCONL 0x2006 #define USB_DEVICE_ID_NINTENDO_JOYCONR 0x2007 #define USB_DEVICE_ID_NINTENDO_PROCON 0x2009 +#define USB_DEVICE_ID_NINTENDO_CHRGGRIP 0x200E #define USB_VENDOR_ID_NOVATEK 0x0603 #define USB_DEVICE_ID_NOVATEK_PCT 0x0600 diff --git a/drivers/hid/hid-nintendo.c b/drivers/hid/hid-nintendo.c index 85870569cb49..afb461d765b1 100644 --- a/drivers/hid/hid-nintendo.c +++ b/drivers/hid/hid-nintendo.c @@ -233,6 +233,13 @@ enum joycon_ctlr_state { JOYCON_CTLR_STATE_REMOVED, }; +/* Controller type received as part of device info */ +enum joycon_ctlr_type { + JOYCON_CTLR_TYPE_JCL = 0x01, + JOYCON_CTLR_TYPE_JCR = 0x02, + JOYCON_CTLR_TYPE_PRO = 0x03, +}; + struct joycon_stick_cal { s32 max; s32 min; @@ -321,6 +328,7 @@ struct joycon_ctlr { spinlock_t lock; u8 mac_addr[6]; char *mac_addr_str; + enum joycon_ctlr_type ctlr_type; /* The following members are used for synchronous sends/receives */ enum joycon_msg_type msg_type; @@ -359,6 +367,26 @@ struct joycon_ctlr { u16 rumble_rh_freq; }; +/* Helper macros for checking controller type */ +#define jc_type_is_joycon(ctlr) \ + (ctlr->hdev->product == USB_DEVICE_ID_NINTENDO_JOYCONL || \ + ctlr->hdev->product == USB_DEVICE_ID_NINTENDO_JOYCONR || \ + ctlr->hdev->product == USB_DEVICE_ID_NINTENDO_CHRGGRIP) +#define jc_type_is_procon(ctlr) \ + (ctlr->hdev->product == USB_DEVICE_ID_NINTENDO_PROCON) +#define jc_type_is_chrggrip(ctlr) \ + (ctlr->hdev->product == USB_DEVICE_ID_NINTENDO_CHRGGRIP) + +/* Does this controller have inputs associated with left joycon? */ +#define jc_type_has_left(ctlr) \ + (ctlr->ctlr_type == JOYCON_CTLR_TYPE_JCL || \ + ctlr->ctlr_type == JOYCON_CTLR_TYPE_PRO) + +/* Does this controller have inputs associated with right joycon? */ +#define jc_type_has_right(ctlr) \ + (ctlr->ctlr_type == JOYCON_CTLR_TYPE_JCR || \ + ctlr->ctlr_type == JOYCON_CTLR_TYPE_PRO) + static int __joycon_hid_send(struct hid_device *hdev, u8 *data, size_t len) { u8 *buf; @@ -655,7 +683,6 @@ static void joycon_parse_report(struct joycon_ctlr *ctlr, unsigned long flags; u8 tmp; u32 btns; - u32 id = ctlr->hdev->product; unsigned long msecs = jiffies_to_msecs(jiffies); spin_lock_irqsave(&ctlr->lock, flags); @@ -694,7 +721,7 @@ static void joycon_parse_report(struct joycon_ctlr *ctlr, /* Parse the buttons and sticks */ btns = hid_field_extract(ctlr->hdev, rep->button_status, 0, 24); - if (id != USB_DEVICE_ID_NINTENDO_JOYCONR) { + if (jc_type_has_left(ctlr)) { u16 raw_x; u16 raw_y; s32 x; @@ -718,7 +745,7 @@ static void joycon_parse_report(struct joycon_ctlr *ctlr, input_report_key(dev, BTN_THUMBL, btns & JC_BTN_LSTICK); input_report_key(dev, BTN_Z, btns & JC_BTN_CAP); - if (id != USB_DEVICE_ID_NINTENDO_PROCON) { + if (jc_type_is_joycon(ctlr)) { /* Report the S buttons as the non-existent triggers */ input_report_key(dev, BTN_TR, btns & JC_BTN_SL_L); input_report_key(dev, BTN_TR2, btns & JC_BTN_SR_L); @@ -750,7 +777,7 @@ static void joycon_parse_report(struct joycon_ctlr *ctlr, input_report_abs(dev, ABS_HAT0Y, haty); } } - if (id != USB_DEVICE_ID_NINTENDO_JOYCONL) { + if (jc_type_has_right(ctlr)) { u16 raw_x; u16 raw_y; s32 x; @@ -770,7 +797,7 @@ static void joycon_parse_report(struct joycon_ctlr *ctlr, /* report buttons */ input_report_key(dev, BTN_TR, btns & JC_BTN_R); input_report_key(dev, BTN_TR2, btns & JC_BTN_ZR); - if (id != USB_DEVICE_ID_NINTENDO_PROCON) { + if (jc_type_is_joycon(ctlr)) { /* Report the S buttons as the non-existent triggers */ input_report_key(dev, BTN_TL, btns & JC_BTN_SL_R); input_report_key(dev, BTN_TL2, btns & JC_BTN_SR_R); @@ -989,6 +1016,12 @@ static int joycon_input_create(struct joycon_ctlr *ctlr) case USB_DEVICE_ID_NINTENDO_PROCON: name = "Nintendo Switch Pro Controller"; break; + case USB_DEVICE_ID_NINTENDO_CHRGGRIP: + if (jc_type_has_left(ctlr)) + name = "Nintendo Switch Left Joy-Con (Grip)"; + else + name = "Nintendo Switch Right Joy-Con (Grip)"; + break; case USB_DEVICE_ID_NINTENDO_JOYCONL: name = "Nintendo Switch Left Joy-Con"; break; @@ -1011,9 +1044,8 @@ static int joycon_input_create(struct joycon_ctlr *ctlr) ctlr->input->name = name; input_set_drvdata(ctlr->input, ctlr); - /* set up sticks and buttons */ - if (hdev->product != USB_DEVICE_ID_NINTENDO_JOYCONR) { + if (jc_type_has_left(ctlr)) { input_set_abs_params(ctlr->input, ABS_X, -JC_MAX_STICK_MAG, JC_MAX_STICK_MAG, JC_STICK_FUZZ, JC_STICK_FLAT); @@ -1039,7 +1071,7 @@ static int joycon_input_create(struct joycon_ctlr *ctlr) JC_DPAD_FUZZ, JC_DPAD_FLAT); } } - if (hdev->product != USB_DEVICE_ID_NINTENDO_JOYCONL) { + if (jc_type_has_right(ctlr)) { input_set_abs_params(ctlr->input, ABS_RX, -JC_MAX_STICK_MAG, JC_MAX_STICK_MAG, JC_STICK_FUZZ, JC_STICK_FLAT); @@ -1207,7 +1239,7 @@ static int joycon_leds_create(struct joycon_ctlr *ctlr) mutex_unlock(&joycon_input_num_mutex); /* configure the home LED */ - if (ctlr->hdev->product != USB_DEVICE_ID_NINTENDO_JOYCONL) { + if (jc_type_has_right(ctlr)) { name = devm_kasprintf(dev, GFP_KERNEL, "%s:%s", d_name, "home"); if (!name) return ret; @@ -1320,7 +1352,7 @@ static int joycon_power_supply_create(struct joycon_ctlr *ctlr) return 0; } -static int joycon_read_mac(struct joycon_ctlr *ctlr) +static int joycon_read_info(struct joycon_ctlr *ctlr) { int ret; int i; @@ -1352,6 +1384,9 @@ static int joycon_read_mac(struct joycon_ctlr *ctlr) return -ENOMEM; hid_info(ctlr->hdev, "controller MAC = %s\n", ctlr->mac_addr_str); + /* Retrieve the type so we can distinguish for charging grip */ + ctlr->ctlr_type = report->reply.data[2]; + return 0; } @@ -1487,7 +1522,7 @@ static int nintendo_hid_probe(struct hid_device *hdev, /* Initialize the controller */ mutex_lock(&ctlr->output_mutex); /* if handshake command fails, assume ble pro controller */ - if (hdev->product == USB_DEVICE_ID_NINTENDO_PROCON && + if ((jc_type_is_procon(ctlr) || jc_type_is_chrggrip(ctlr)) && !joycon_send_usb(ctlr, JC_USB_CMD_HANDSHAKE, HZ)) { hid_dbg(hdev, "detected USB controller\n"); /* set baudrate for improved latency */ @@ -1507,6 +1542,10 @@ static int nintendo_hid_probe(struct hid_device *hdev, * This doesn't send a response, so ignore the timeout. */ joycon_send_usb(ctlr, JC_USB_CMD_NO_TIMEOUT, HZ/10); + } else if (jc_type_is_chrggrip(ctlr)) { + hid_err(hdev, "Failed charging grip handshake\n"); + ret = -ETIMEDOUT; + goto err_mutex; } /* get controller calibration data, and parse it */ @@ -1533,9 +1572,9 @@ static int nintendo_hid_probe(struct hid_device *hdev, goto err_mutex; } - ret = joycon_read_mac(ctlr); + ret = joycon_read_info(ctlr); if (ret) { - hid_err(hdev, "Failed to retrieve controller MAC; ret=%d\n", + hid_err(hdev, "Failed to retrieve controller info; ret=%d\n", ret); goto err_close; } @@ -1603,6 +1642,8 @@ static const struct hid_device_id nintendo_hid_devices[] = { USB_DEVICE_ID_NINTENDO_PROCON) }, { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_NINTENDO, USB_DEVICE_ID_NINTENDO_PROCON) }, + { HID_USB_DEVICE(USB_VENDOR_ID_NINTENDO, + USB_DEVICE_ID_NINTENDO_CHRGGRIP) }, { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_NINTENDO, USB_DEVICE_ID_NINTENDO_JOYCONL) }, { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_NINTENDO,