From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) (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 009D96AD9 for ; Thu, 9 Mar 2023 11:28:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1678361310; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=ZE/7iJwefnAXFkAm0lKDfvx+6HRiN8eOH8p7Wvai0wo=; b=R6EWGSlBvFxksTxhhBgfGDWue2APbF3pNxltM0yUPTyOnDLYvZocUJiYjpqYbU6cZ2ldbz DAvTwrnBxJJ9xJbW92HU3qyTbYo75/V9i6KB/s8Kb/yrQnndOteOzBxIfBbycL6nG6qFW8 Ttr2HRvM1j/C1N7Lua9oIt2UA8/ZSzs= Received: from mail-wm1-f69.google.com (mail-wm1-f69.google.com [209.85.128.69]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-26-BVXr01G3Nlikuv-wF8CvFQ-1; Thu, 09 Mar 2023 06:28:28 -0500 X-MC-Unique: BVXr01G3Nlikuv-wF8CvFQ-1 Received: by mail-wm1-f69.google.com with SMTP id az39-20020a05600c602700b003e97eb80524so2256103wmb.4 for ; Thu, 09 Mar 2023 03:28:28 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; t=1678361308; h=mime-version:message-id:date:references:in-reply-to:subject:cc:to :from:x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=ZE/7iJwefnAXFkAm0lKDfvx+6HRiN8eOH8p7Wvai0wo=; b=MFFz0chBkjmIDF3wkO3G4Fkw+gBZ51CL2FfX4dlSzQxh+bSkKDNPp7Wfj1D7xrA1KW EoRC4A9cmH1fJxViFhkeWOrYORBkKdKyBL3MuTn2fvpxxGtveKTz3ZAwYOVl/6L9X9ku iOlHQ7fuJ9BFeDvl4OpqPndOXtsO9OCggZNEL79zihzI9SppO38336Rjp+RQPsAzxQ20 m7lTEIT5cUJ/DQoMBaENzx7i+7289nGJFWDmNofcweuPi1BQwkS0OGKIDtjieLUe0yiL GGNGxh7TD6wx2MnWMvdYjkEQcfzsisVDLElRODgCToV2eGzOIR+tNsKsARPpo1kn+zHN HOfQ== X-Gm-Message-State: AO0yUKWzomM3NRCN7T/mKPCXOtvGRwditUW7PYYIBTNZ+p7+3PAEq6s/ x13iXEzNbgIN4GgWX3K0iZsY2XtSSbaErXPE3wpDY1CbQsZTIR55Xtv+/BBmYqK6IzNe9wQSDTR hmT80i4uz9s0C+2RcbPvqHDU= X-Received: by 2002:adf:e54b:0:b0:2ce:7b14:62fa with SMTP id z11-20020adfe54b000000b002ce7b1462famr5641268wrm.18.1678361307866; Thu, 09 Mar 2023 03:28:27 -0800 (PST) X-Google-Smtp-Source: AK7set9maKowzBLXhrmVUURVySuRkGf+S+tkdt6mfteqqV00Jt+aM76M3w51SKUbdQy9Rrz6LZ2GlQ== X-Received: by 2002:adf:e54b:0:b0:2ce:7b14:62fa with SMTP id z11-20020adfe54b000000b002ce7b1462famr5641233wrm.18.1678361307645; Thu, 09 Mar 2023 03:28:27 -0800 (PST) Received: from localhost (205.pool92-176-231.dynamic.orange.es. [92.176.231.205]) by smtp.gmail.com with ESMTPSA id g11-20020a05600c310b00b003eb68bb61c8sm2498550wmo.3.2023.03.09.03.28.27 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 09 Mar 2023 03:28:27 -0800 (PST) From: Javier Martinez Canillas To: Thomas Zimmermann , maarten.lankhorst@linux.intel.com, mripard@kernel.org, airlied@gmail.com, daniel@ffwll.ch, andrew@aj.id.au, laurentiu.palcu@oss.nxp.com, l.stach@pengutronix.de, shawnguo@kernel.org, s.hauer@pengutronix.de, kernel@pengutronix.de, festevam@gmail.com, linux-imx@nxp.com, p.zabel@pengutronix.de, anitha.chrisanthus@intel.com, edmund.j.dea@intel.com, khilman@baylibre.com, jbrunet@baylibre.com, martin.blumenstingl@googlemail.com, alain.volmat@foss.st.com, yannick.fertre@foss.st.com, raphael.gallais-pou@foss.st.com, philippe.cornu@foss.st.com, mcoquelin.stm32@gmail.com, alexandre.torgue@foss.st.com, jernej.skrabec@gmail.com, samuel@sholland.org, jyri.sarha@iki.fi, tomba@kernel.org, linus.walleij@linaro.org, hyun.kwon@xilinx.com, laurent.pinchart@ideasonboard.com Cc: dri-devel@lists.freedesktop.org, linux-aspeed@lists.ozlabs.org, linux-arm-kernel@lists.infradead.org, linux-amlogic@lists.infradead.org, linux-stm32@st-md-mailman.stormreply.com, linux-sunxi@lists.linux.dev, Thomas Zimmermann Subject: Re: [PATCH 20/22] drm/tve200: Use GEM DMA fbdev emulation In-Reply-To: <20230301153101.4282-21-tzimmermann@suse.de> References: <20230301153101.4282-1-tzimmermann@suse.de> <20230301153101.4282-21-tzimmermann@suse.de> Date: Thu, 09 Mar 2023 12:28:26 +0100 Message-ID: <87bkl26u5h.fsf@minerva.mail-host-address-is-not-set> Precedence: bulk X-Mailing-List: linux-sunxi@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain Thomas Zimmermann writes: > Use the fbdev emulation that is optimized for DMA helpers. Avoids > possible shadow buffering and makes the code simpler. > > Signed-off-by: Thomas Zimmermann > --- Reviewed-by: Javier Martinez Canillas -- Best regards, Javier Martinez Canillas Core Platforms Red Hat