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 X-Spam-Level: X-Spam-Status: No, score=-0.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id BDA8EC6778C for ; Fri, 6 Jul 2018 18:35:14 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 802802133D for ; Fri, 6 Jul 2018 18:35:14 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 802802133D Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S934710AbeGFSfL (ORCPT ); Fri, 6 Jul 2018 14:35:11 -0400 Received: from mail-qt0-f196.google.com ([209.85.216.196]:35961 "EHLO mail-qt0-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S934326AbeGFSfJ (ORCPT ); Fri, 6 Jul 2018 14:35:09 -0400 Received: by mail-qt0-f196.google.com with SMTP id f1-v6so10729911qti.3 for ; Fri, 06 Jul 2018 11:35:09 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:message-id:subject:from:to:cc:date:in-reply-to :references:mime-version:content-transfer-encoding; bh=ZAEHiVNqdSeX4P38xpV2De7uG7HEnoFSoz2rNMkM9Sg=; b=eHxzmmtTvjtfvy/oWpLg5PcCqChrhggKhhNU8+WEgPJ9zmTMo1Yj0T6qCHbPdXmwSu qcQu5TJ6cZj+saFhRF7iOF5H9W1uHkk6RCTBClzfz8Rqlq2tjH8u3o650PCHPRxMwUY2 jq4Xl2YGYQktw72ofvN/H4ip7uAL4cNjnC78BcWoXMusaizTQT5cx6nkXcguWUbhEXV9 K34saurwkI/XDNbzHFK7mkK2p5phFlM6Rayrpv3otHBCV2y743RHmxBwhDEBdfCqeBSc fO+LwQQgyYC882TqT5sKm3/TsFugwAxM9JBOUOK0iOjS6rxrSrDcLCZc7znK8PGZlU9K 9o6w== X-Gm-Message-State: APt69E2O7r5e+h3MiBvlcc2vbkAz241kHm5vLyGPscFNcA2+IGnNKdb2 73+tAXOKZSGe8I3eB34LS489Hmm0b88= X-Google-Smtp-Source: AAOMgpfJp0xN7Mdw3nblv26aWc9rrzDN1RS4BTMi9E8QHqHKmIXpKudwKLRfwrmTITI/zW7LSos2tA== X-Received: by 2002:ac8:230b:: with SMTP id a11-v6mr10564471qta.123.1530902108886; Fri, 06 Jul 2018 11:35:08 -0700 (PDT) Received: from dhcp-10-20-1-165.bss.redhat.com ([144.121.20.162]) by smtp.gmail.com with ESMTPSA id u25-v6sm6097917qku.3.2018.07.06.11.35.07 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Fri, 06 Jul 2018 11:35:08 -0700 (PDT) Message-ID: Subject: Re: [PATCH] drm/cirrus: flip default to 32bpp From: Adam Jackson To: Gerd Hoffmann , dri-devel@lists.freedesktop.org Cc: David Airlie , Dave Airlie , open list , "open list:DRM DRIVER FOR QEMU'S CIRRUS DEVICE" Date: Fri, 06 Jul 2018 14:35:07 -0400 In-Reply-To: <20180706091249.25086-1-kraxel@redhat.com> References: <20180706091249.25086-1-kraxel@redhat.com> Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.28.2 (3.28.2-1.fc28) Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, 2018-07-06 at 11:12 +0200, Gerd Hoffmann wrote: > cirrus can handle 1024x768 (and slightly higher) with 24bpp depth. > cirrus can handle up to 800x600 with 32bpp. 16bpp is maybe a better choice? Nobody's using cirrus because they care about color fidelity and it'll use less CPU to update. There's precedent here, mgag200 defaults to 16bpp on sufficiently memory- impaired devices. - ajax