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[2604:1380:45e3:2400::1]) by mx.google.com with ESMTPS id w3-20020a17090aad4300b0028b7354c532si2656585pjv.102.2023.12.18.09.05.36 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 18 Dec 2023 09:05:36 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel+bounces-4121-ouuuleilei=gmail.com@vger.kernel.org designates 2604:1380:45e3:2400::1 as permitted sender) client-ip=2604:1380:45e3:2400::1; Authentication-Results: mx.google.com; dkim=pass header.i=@chromium.org header.s=google header.b=DoHiKEa3; spf=pass (google.com: domain of linux-kernel+bounces-4121-ouuuleilei=gmail.com@vger.kernel.org designates 2604:1380:45e3:2400::1 as permitted sender) smtp.mailfrom="linux-kernel+bounces-4121-ouuuleilei=gmail.com@vger.kernel.org"; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=chromium.org Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by sv.mirrors.kernel.org (Postfix) with ESMTPS id BC8FC2844AA for ; Mon, 18 Dec 2023 17:05:33 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id D40975A845; Mon, 18 Dec 2023 17:05:21 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b="DoHiKEa3" X-Original-To: linux-kernel@vger.kernel.org Received: from mail-pg1-f172.google.com (mail-pg1-f172.google.com [209.85.215.172]) (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 D1C924FF63 for ; Mon, 18 Dec 2023 17:05:17 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=chromium.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=chromium.org Received: by mail-pg1-f172.google.com with SMTP id 41be03b00d2f7-5ca5b61f101so1180585a12.0 for ; Mon, 18 Dec 2023 09:05:17 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; t=1702919117; x=1703523917; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to; bh=6nTiiGacCNrmDCbMZV/7f2ztu88BMzgp6UsJ0N8RIdA=; b=DoHiKEa3oreT8CPe5mcDwVcQni1sj1apJC06llLpicF6cU46L5JkGhW3v997ZZsaID lI0QXcqkc0QOHRGhLwZrYNNlxVWMugW4v2b8pBqy3b6WEi7/6qo7CjoctNoLrkQstD6X /c4E7Klz+YFJ1CcT0bKCf7TWtBPkIF+W5ZJWY= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1702919117; x=1703523917; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=6nTiiGacCNrmDCbMZV/7f2ztu88BMzgp6UsJ0N8RIdA=; b=wl5NvGT+TkdZlhX3VeCdXEKGPts3AAKXg5DkgLwY6fsE7AoRe77egdhm3jzVM8Uo9J XE4z6CxDH8JoMxoPbr31qhDdG28AzGZrzc9tjnQzi5yk2bgytb8FE7uElhyGNzKD4DEg 0ZiQ7C6e28LdOTxkfXfElcLxRAhwYfY2DFyCzDaAhLSJcb0IZHoMVIOdxCXT4jvn1Ijh E3ryfZg/vFDOptWsucgKCvArbOBvCN+Ui8BitWg9HXRyhALarvkSoEi/Oig4JkNVAZtb 14ENKrnXLhTKFLwGvn1689O1GktZW5lBHYV5NCr63PKxk5z3TiZG8AG+G6gN0d0Jq3mf vZtg== X-Gm-Message-State: AOJu0YyHPJ52a8G3zAm6jLu6/loSGAv+SdIhfQsxDiK05o6rUcG3jQuF B/FePUcWUjnEvamyUqas4ZXs6w== X-Received: by 2002:a05:6a20:c488:b0:190:53f9:43ff with SMTP id eo8-20020a056a20c48800b0019053f943ffmr7065209pzb.45.1702919117178; Mon, 18 Dec 2023 09:05:17 -0800 (PST) Received: from tictac2.mtv.corp.google.com ([2620:15c:9d:2:5163:2c6f:e99d:7dd9]) by smtp.gmail.com with ESMTPSA id d15-20020aa7814f000000b006cdd00f91fdsm12188049pfn.185.2023.12.18.09.05.15 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 18 Dec 2023 09:05:16 -0800 (PST) From: Douglas Anderson To: dri-devel@lists.freedesktop.org Cc: Guenter Roeck , Douglas Anderson , Andrzej Hajda , Daniel Vetter , David Airlie , Jernej Skrabec , Jonas Karlman , Laurent Pinchart , Maarten Lankhorst , Maxime Ripard , Neil Armstrong , Robert Foss , Sam Ravnborg , Thomas Zimmermann , linux-kernel@vger.kernel.org Subject: [PATCH] drm/bridge: ps8640: Fix size mismatch warning w/ len Date: Mon, 18 Dec 2023 09:04:54 -0800 Message-ID: <20231218090454.1.I5c6eb80b2f746439c4b58efab788e00701d08759@changeid> X-Mailer: git-send-email 2.43.0.472.g3155946c3a-goog Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1785640136478698378 X-GMAIL-MSGID: 1785640136478698378 After commit 26195af57798 ("drm/bridge: ps8640: Drop the ability of ps8640 to fetch the EDID"), I got an error compiling: error: comparison of distinct pointer types ('typeof (len) *' (aka 'unsigned int *') and 'typeof (msg->size) *' (aka 'unsigned long *')) [-Werror,-Wcompare-distinct-pointer-types] Fix it by declaring the `len` as size_t. Fixes: 26195af57798 ("drm/bridge: ps8640: Drop the ability of ps8640 to fetch the EDID") Signed-off-by: Douglas Anderson Reviewed-by: Stephen Boyd --- Sorry for sending this hot on the heels of the other patch, but for some reason that other patch compiled fine for me until I picked it back to my downstream tree. I'll see if I can track down why. In any case, as soon as I see a Reviewed-by tag I'll land this. drivers/gpu/drm/bridge/parade-ps8640.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/bridge/parade-ps8640.c b/drivers/gpu/drm/bridge/parade-ps8640.c index d264b80d909d..541e4f5afc4c 100644 --- a/drivers/gpu/drm/bridge/parade-ps8640.c +++ b/drivers/gpu/drm/bridge/parade-ps8640.c @@ -210,7 +210,7 @@ static ssize_t ps8640_aux_transfer_msg(struct drm_dp_aux *aux, struct ps8640 *ps_bridge = aux_to_ps8640(aux); struct regmap *map = ps_bridge->regmap[PAGE0_DP_CNTL]; struct device *dev = &ps_bridge->page[PAGE0_DP_CNTL]->dev; - unsigned int len = msg->size; + size_t len = msg->size; unsigned int data; unsigned int base; int ret;