From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from bali.collaboradmins.com (bali.collaboradmins.com [148.251.105.195]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 1C7D42AD2A for ; Tue, 11 Mar 2025 09:16:12 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=148.251.105.195 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1741684575; cv=none; b=sUdeR3ZL9ps8jeV9iPSXESo4g2HvoI6Gbc2rcGTS4kgcJXkusXdfqwJA8Z6XNxWmMM478TA5M3Zlm5LBEzj1H/DpFmeWLRu6juCtAI9BesN5KRp8SyH95griqOe1EZKWib2++4x8g0FvGT0mNTey9ZGGPUlmgWRJ8wZwcmAF6uo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1741684575; c=relaxed/simple; bh=+LmbqfqjpLNk7GtSwJDOFlesjC4+wxWCYVNW6cSONUc=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=jYaYFMjcNuw0MKNHciw9yCUjQadLOaORlCoh15la4rhDT6+3C9ug+f3mdJLt0veJ52rzvlRhqd2qZ/LXxfqRcEosSJK7mmnnN5K0+UJ/hgM1fsrJWWzjQlgKdK31fxLQTEThrCl+iIh64nuGgCFTzjdAeaTY9Cp1Z+VCP0HKF8w= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=collabora.com; spf=pass smtp.mailfrom=collabora.com; dkim=pass (2048-bit key) header.d=collabora.com header.i=@collabora.com header.b=OsTgjHIS; arc=none smtp.client-ip=148.251.105.195 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=collabora.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=collabora.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=collabora.com header.i=@collabora.com header.b="OsTgjHIS" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1741684571; bh=+LmbqfqjpLNk7GtSwJDOFlesjC4+wxWCYVNW6cSONUc=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=OsTgjHIS83+R6Pd5t0aY4Go4mLKcy3qkW9KB8z7qOB4GPz04tCE6FSVwa5dgq/npa /1LkVSwTKzUMjhx8CCJrinfpfkbezJgoVTFSkaFXbUlfi1jUOWOfw6YZmFNOe9Rjs5 Eq0XeTRxV/W1DYk8H8v8eDUbmgnkYRbvoYqTEymIvlU3GBr7g8pE9UFBsNhkA6qvPy B339y6UtlH7KcSwD66lwY5xEvc/oMPYoEc1YuQzYeEJCGZwoXdy6kvs+IF9aGleeVS 3CMGeJFfsAexILHOhK+ymYTJ9mq5XBD8pmn4I7LNZCkPWbGikXzzcZCTK1eks3NW1M 3R2ooejUbim5Q== Received: from [192.168.1.100] (2-237-20-237.ip236.fastwebnet.it [2.237.20.237]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits)) (No client certificate requested) (Authenticated sender: kholk11) by bali.collaboradmins.com (Postfix) with ESMTPSA id 8127617E09FB; Tue, 11 Mar 2025 10:16:10 +0100 (CET) Message-ID: <62765c3c-7663-4b27-a839-7fe5ea9a3c12@collabora.com> Date: Tue, 11 Mar 2025 10:16:09 +0100 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v1 1/6] drm/panfrost: Set IOMMU_CACHE flag To: Ariel D'Alessandro , dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org Cc: boris.brezillon@collabora.com, robh@kernel.org, steven.price@arm.com, maarten.lankhorst@linux.intel.com, mripard@kernel.org, tzimmermann@suse.de, airlied@gmail.com, simona@ffwll.ch, kernel@collabora.com, linux-mediatek@lists.infradead.org, linux-arm-kernel@lists.infradead.org, sjoerd@collabora.com References: <20250310195921.157511-1-ariel.dalessandro@collabora.com> <20250310195921.157511-2-ariel.dalessandro@collabora.com> From: AngeloGioacchino Del Regno Content-Language: en-US In-Reply-To: <20250310195921.157511-2-ariel.dalessandro@collabora.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Il 10/03/25 20:59, Ariel D'Alessandro ha scritto: > Panfrost does not support uncached mappings, so flag them properly. Also > flag the pages that are mapped as response to a page fault as cached. > > Signed-off-by: Boris Brezillon > Signed-off-by: Ariel D'Alessandro Reviewed-by: AngeloGioacchino Del Regno