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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id B7D59C4332F for ; Wed, 1 Nov 2023 10:17:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235007AbjKAKRP (ORCPT ); Wed, 1 Nov 2023 06:17:15 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33018 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234778AbjKAKRM (ORCPT ); Wed, 1 Nov 2023 06:17:12 -0400 Received: from mail-yw1-x1149.google.com (mail-yw1-x1149.google.com [IPv6:2607:f8b0:4864:20::1149]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5FA8DF3 for ; Wed, 1 Nov 2023 03:17:10 -0700 (PDT) Received: by mail-yw1-x1149.google.com with SMTP id 00721157ae682-5b0c27d504fso5817407b3.1 for ; Wed, 01 Nov 2023 03:17:10 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1698833829; x=1699438629; darn=vger.kernel.org; h=cc:to:from:subject:message-id:mime-version:date:from:to:cc:subject :date:message-id:reply-to; bh=GCfjHREs5pEMf72upJaooTRYe6HV9ikyCsileBJWqEU=; b=aVNK09IdJxvTQCHQ+fsccUmEoyhcOpYU/N4CSeLUFEfOTfeZ2lcz7taXsvymPHQ5IF QB7aDFdgKu6c1HiJ1CaCUhKBggV+HrS31IkuJEOMtkbr0Pwnn1GAGNd3t9ZYTNNLBbxG 1Qccdxx0McvW8iRZ/iEft18WIG8Cw1Kdj2TyT65GhsM3rxHpivQ6VKljM+TnrSkKAi9P c32UR3gnSA7+/lDEf26VbLLpRvS8VKqnBZh9Y15qGTFE2Fa67/mgIYE9tHgiCA8Pmha/ zFzf6vyJ+ez2r23MadZD/lJJzwpy4HbIirVAjxe/7Q4PVayH1weyWwaO5Ff8ochGuYzx 0Kkg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1698833829; x=1699438629; h=cc:to:from:subject:message-id:mime-version:date:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=GCfjHREs5pEMf72upJaooTRYe6HV9ikyCsileBJWqEU=; b=CNAtXXVtoxtj/QJJWKg+MXYECuns3JPxLN6ZKdmL8YFxjCkztgb786IPNAc3BR+njz gNcS5R3p+iI34gBF6/cS9rVA2RwZSQ2f89BK57JkV7jG0zwcWyNe0BEHgP8eRRRE+kb0 gB2+aOHpYg9soHc8lR6DMYxMvmZdVpa2Tyc4tr5rphi9D0dCGak1s+76zoBiC+EkLpEq fUY9kcnU30jdulJw3UKJlLWH/7qiDCN1bgLfCdQvklMZxOtg6Fal8LfJYsFT0chcG5Of b0PJhV+gdB8rKEBm5lNwp76LwsqfKPXVC2X9xwSzTp6BaRdTUxpXeLAOXpOjZfxqZ12q iT+g== X-Gm-Message-State: AOJu0YzylD47oA8Y5KdxYsIKw0c98DHLOGc5GWBdEusn1Mp8udpiArjS CgosGdznLOchKiz+jgK/FQOxFOE4OPu7 X-Google-Smtp-Source: AGHT+IEjYMUpKpvpCvh+KfUDpQbFLjsINNUjpLZWsNpFXOjr+w4UtkwMZ6r3nPZ3BkLJJ1Y2MtAXmZNgKuvq X-Received: from mnkumar0.c.googlers.com ([fda3:e722:ac3:cc00:4f:4b78:c0a8:313a]) (user=mnkumar job=sendgmr) by 2002:a05:690c:ecb:b0:5a7:b95c:a58f with SMTP id cs11-20020a05690c0ecb00b005a7b95ca58fmr63716ywb.1.1698833829577; Wed, 01 Nov 2023 03:17:09 -0700 (PDT) Date: Wed, 1 Nov 2023 10:16:23 +0000 Mime-Version: 1.0 X-Mailer: git-send-email 2.42.0.820.g83a721a137-goog Message-ID: <20231101101625.4151442-1-mnkumar@google.com> Subject: [PATCH RESEND 0/2] Add a quirk in xhci-plat for parent nodes to specify no 64 bit support From: Naveen Kumar To: Mathias Nyman , Greg Kroah-Hartman , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, royluo@google.com, devicetree@vger.kernel.org, Naveen Kumar M Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Naveen Kumar M This patch aims to expose the XHCI_NO_64BIT_SUPPORT flag to the parent nodes of xhci for clients to specify if they can not support 64 bit DMA memory pointers. This issue was observed with a Google SoC that uses a DWC3 controller where the virtual address's higher order bits are truncated. Resending due to missing out some reviewers/maintainers in the original patch. Naveen Kumar M (2): usb: host: xhci-plat: Add quirk-no-64-bit-support dt-bindings: usb: add no-64-bit-support property Documentation/devicetree/bindings/usb/usb-xhci.yaml | 4 ++++ drivers/usb/host/xhci-plat.c | 3 +++ 2 files changed, 7 insertions(+) -- 2.42.0.820.g83a721a137-goog