From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-wm1-f74.google.com (mail-wm1-f74.google.com [209.85.128.74]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 65A9B82D8A for ; Wed, 21 Feb 2024 16:02:42 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.128.74 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1708531364; cv=none; b=WdFT9HzVJPTv6rzk9RLQsqH7RWVnzgGo0otimGhvE/5Ht59GTa6KU45c72fdUd8ax0tp+g4GAdvDk64QtiAZug69gdq4bokncuHCcPOa4okUbMGx/wi/kGB9r7MhV0sYSOnbGrsf2oZ/SUBXK7Q3o7q9wiiWh1ZGxrJqkYP0QDk= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1708531364; c=relaxed/simple; bh=e7qm5eiW5ti8yJrl72MZC/g4CHZO9+imwD4cHOXfYkk=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Cc:Content-Type; b=JeEQekme3twHdtvlv+a1WNxw8h5RSL2WthFOlMf/Z1qXu+UMfZpfCNLqt5FDY+ezX/o41px2msOXf4Mzpiat7eWKEMypZs/79kHWZehtxSf7wqgSkLH7dBmA/Y7z+Mo3ZFiaC//z8+So+BtcT5GX4nCB/kovO/ks9rKKPcMJd9U= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=flex--panikiel.bounces.google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=cgLboe9B; arc=none smtp.client-ip=209.85.128.74 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=flex--panikiel.bounces.google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="cgLboe9B" Received: by mail-wm1-f74.google.com with SMTP id 5b1f17b1804b1-40fb505c97aso3960195e9.3 for ; Wed, 21 Feb 2024 08:02:42 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1708531361; x=1709136161; darn=vger.kernel.org; h=content-transfer-encoding:cc:to:from:subject:message-id:references :mime-version:in-reply-to:date:from:to:cc:subject:date:message-id :reply-to; bh=jnqnjQDU6WxVzzZ+ac7V7PyPPfIa26jAPZrzYY3D8HM=; b=cgLboe9BX/f5X5344EogEbINt5fc+NHzcXiiFTuYRq/U46Ulu0ljPZnOGpRmq7VseC LBTOq0XQF3c2ics9lNjOhtJJ7YrsAGBay9SHnIjldbQL7xhA0yO15TfEoxISkOZKLU3k 1Bi8RyAs9EQAROmZEBN996+bumWE8Ggp8W9Dav0QmCaS4kaCZZTzqnOuoKorc8ymYLbN p4OZc0jv7YLxN/DDwXF5J+yxJYyb9vFJeK/l+/S6fiLk8RswFZDhUx+Et2Y8r9yeAN2J vJTtXsNZskjt8PfENXnO4xiEabMqrkm1NFxn604H/Q3HGvTCC+5A9tcfxwA2Ndf+SQ5r sXJA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1708531361; x=1709136161; h=content-transfer-encoding:cc:to:from:subject:message-id:references :mime-version:in-reply-to:date:x-gm-message-state:from:to:cc:subject :date:message-id:reply-to; bh=jnqnjQDU6WxVzzZ+ac7V7PyPPfIa26jAPZrzYY3D8HM=; b=HKhxiHr/O+Svt037i/EJ9XapKvqbU+ChLLZwQhG0cTAtkOEqm4YKmWBr92NvIOxn9z IxpHTcIfMtt4/MNKCQvAEbpnUzDQ5ikT0h/3taXi2D0ZDMV/tDAPdSKA1KPjvKfEor1H I5DXjUs1VHhmJU9NyS8RyapgehM4xK6H/twU5zdXUkJ20jYevQx1LKmkr/IZCT9vnTDA SDqaAvuMHrc3RcPUYkrY2zbl8X3FWNOhiksCPE6RvbvwtMKBpDZwW9fKf2rS8VjmvNXA Jz0P4t6u7L/YftAUdCvS24VtXzQ/k8OxJPbJh3yE3Erldk8IXeyvjNLhRb8oT4WcHZVi j+jA== X-Gm-Message-State: AOJu0YzLlztBlwZYBeH6ohxFWB5I1VJ0LPCra8jzrBkpSlM05Zz+/zKx 9gIuEpZA0P7guwMOiuXa8zY3jPgXULk90wNNxLupPDoRdwfrOY9NKHxYl1OL6ZKIxbQnLzJQ1Tf mI1FLesse5A== X-Google-Smtp-Source: AGHT+IGyGabF+LHiG1n4tuK6dy+R8/udpYeRM3SpXuvYBxKMLaSa38Huig22OKd177ctxAO306bDTgPWtaTLDQ== X-Received: from szatan.c.googlers.com ([fda3:e722:ac3:cc00:28:9cb1:c0a8:2d83]) (user=panikiel job=sendgmr) by 2002:a05:600c:a399:b0:411:efec:cf6d with SMTP id hn25-20020a05600ca39900b00411efeccf6dmr101907wmb.3.1708531360602; Wed, 21 Feb 2024 08:02:40 -0800 (PST) Date: Wed, 21 Feb 2024 16:02:11 +0000 In-Reply-To: <20240221160215.484151-1-panikiel@google.com> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20240221160215.484151-1-panikiel@google.com> X-Mailer: git-send-email 2.44.0.rc0.258.g7320e95886-goog Message-ID: <20240221160215.484151-6-panikiel@google.com> Subject: [PATCH v2 5/9] drm/display: Add mask definitions for DP_PAYLOAD_ALLOCATE_* registers From: "=?UTF-8?q?Pawe=C5=82=20Anikiel?=" To: airlied@gmail.com, akpm@linux-foundation.org, conor+dt@kernel.org, daniel@ffwll.ch, dinguyen@kernel.org, hverkuil-cisco@xs4all.nl, krzysztof.kozlowski+dt@linaro.org, maarten.lankhorst@linux.intel.com, mchehab@kernel.org, mripard@kernel.org, robh+dt@kernel.org, tzimmermann@suse.de Cc: devicetree@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, chromeos-krk-upstreaming@google.com, ribalda@chromium.org, "=?UTF-8?q?Pawe=C5=82=20Anikiel?=" Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Each of these registers contains a single value, but not the entire 8 bits: DP_PAYLOAD_ALLOCATE_SET - Bit 7 Reserved DP_PAYLOAD_ALLOCATE_START_TIME_SLOT - Bits 7:6 Reserved DP_PAYLOAD_ALLOCATE_TIME_SLOT_COUNT - Bits 7:6 Reserved Add definitions to properly mask off values read from these registers. Signed-off-by: Pawe=C5=82 Anikiel --- include/drm/display/drm_dp.h | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) diff --git a/include/drm/display/drm_dp.h b/include/drm/display/drm_dp.h index 3731828825bd..9dee30190f14 100644 --- a/include/drm/display/drm_dp.h +++ b/include/drm/display/drm_dp.h @@ -733,8 +733,13 @@ # define DP_PANEL_REPLAY_SU_ENABLE (1 << 6) =20 #define DP_PAYLOAD_ALLOCATE_SET 0x1c0 -#define DP_PAYLOAD_ALLOCATE_START_TIME_SLOT 0x1c1 -#define DP_PAYLOAD_ALLOCATE_TIME_SLOT_COUNT 0x1c2 +# define DP_PAYLOAD_ALLOCATE_SET_MASK 0x7f + +#define DP_PAYLOAD_ALLOCATE_START_TIME_SLOT 0x1c1 +# define DP_PAYLOAD_ALLOCATE_START_TIME_SLOT_MASK 0x3f + +#define DP_PAYLOAD_ALLOCATE_TIME_SLOT_COUNT 0x1c2 +# define DP_PAYLOAD_ALLOCATE_TIME_SLOT_COUNT_MASK 0x3f =20 /* Link/Sink Device Status */ #define DP_SINK_COUNT 0x200 --=20 2.44.0.rc0.258.g7320e95886-goog