From owner-freebsd-x11@freebsd.org Thu Jan 23 17:56:26 2020 Return-Path: Delivered-To: freebsd-x11@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id 8B6511F9181 for ; Thu, 23 Jan 2020 17:56:26 +0000 (UTC) (envelope-from greg@unrelenting.technology) Received: from out.migadu.com (out.migadu.com [91.121.223.63]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "smtp.migadu.com", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 483VMF067yz3RLt for ; Thu, 23 Jan 2020 17:56:24 +0000 (UTC) (envelope-from greg@unrelenting.technology) Received: (Migadu outbound); Thu, 23 Jan 2020 17:56:21 +0000 Received: from wms1-eu-central.migadu.com (wms1-eu-central.migadu.com [172.104.244.218]) by out.migadu.com (Haraka/2.8.16) with ESMTPSA id C1AF74FB-FA1F-4EF2-AFD6-4C048C2DDC3A.1 envelope-from (authenticated bits=0) (version=TLSv1/SSLv3 cipher=ECDHE-RSA-AES256-GCM-SHA384 verify=FAIL); Thu, 23 Jan 2020 17:56:21 +0000 MIME-Version: 1.0 Date: Thu, 23 Jan 2020 17:56:20 +0000 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-Mailer: RainLoop/1.12.1 From: greg@unrelenting.technology Message-ID: Subject: Re: support for the Picasso APU in amdgpu To: "Kurt Hackenberg" , freebsd-x11@freebsd.org In-Reply-To: <50c6515d-b583-b6b7-0dff-cbd49889d487@panix.com> References: <50c6515d-b583-b6b7-0dff-cbd49889d487@panix.com> <20200123025813.129F9156E448@mail.bitblocks.com> DKIM-Signature: v=1; a=rsa-sha256; bh=U5hX+TLtgNGKFucFp4fbvAPq9sb9utiw3wYLNzGJ+SI=; c=relaxed/simple; d=unrelenting.technology; h=from:subject:date:to; s=default; b=F4C58mAzkWjOAXqYpzR/BgAxUnD81zyXbJplWSk/zdo2SqVJnoXuNEFOtlpBmXJ55S8YomtHXrBlx0/jBXA/UmoT/py38MBmNBI29sXuAWSUrWaxZIfDDtwjNvq/FiioDAMJujwxinzfC4ghWsk6mJ2fd8k19Prp3I5Ks+cXj+U= X-Rspamd-Queue-Id: 483VMF067yz3RLt X-Spamd-Bar: ---- Authentication-Results: mx1.freebsd.org; dkim=pass header.d=unrelenting.technology header.s=default header.b=F4C58mAz; dmarc=pass (policy=none) header.from=unrelenting.technology; spf=pass (mx1.freebsd.org: domain of greg@unrelenting.technology designates 91.121.223.63 as permitted sender) smtp.mailfrom=greg@unrelenting.technology X-Spamd-Result: default: False [-4.81 / 15.00]; ARC_NA(0.00)[]; RCVD_VIA_SMTP_AUTH(0.00)[]; R_DKIM_ALLOW(-0.20)[unrelenting.technology:s=default]; NEURAL_HAM_MEDIUM(-1.00)[-1.000,0]; IP_SCORE(-1.81)[ip: (-9.79), ipnet: 91.121.0.0/16(-1.34), asn: 16276(2.08), country: FR(0.00)]; TO_DN_SOME(0.00)[]; R_SPF_ALLOW(-0.20)[+ip4:91.121.223.63]; NEURAL_HAM_LONG(-1.00)[-1.000,0]; MIME_GOOD(-0.10)[text/plain]; TO_MATCH_ENVRCPT_SOME(0.00)[]; DKIM_TRACE(0.00)[unrelenting.technology:+]; RCPT_COUNT_TWO(0.00)[2]; RCVD_IN_DNSWL_NONE(0.00)[63.223.121.91.list.dnswl.org : 127.0.10.0]; FROM_NO_DN(0.00)[]; DMARC_POLICY_ALLOW(-0.50)[unrelenting.technology,none]; RWL_MAILSPIKE_POSSIBLE(0.00)[63.223.121.91.rep.mailspike.net : 127.0.0.17]; FROM_EQ_ENVFROM(0.00)[]; MIME_TRACE(0.00)[0:+]; ASN(0.00)[asn:16276, ipnet:91.121.0.0/16, country:FR]; MID_RHS_MATCH_FROM(0.00)[]; RCVD_TLS_ALL(0.00)[]; RCVD_COUNT_TWO(0.00)[2] X-BeenThere: freebsd-x11@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: X11 on FreeBSD -- maintaining and support List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 23 Jan 2020 17:56:26 -0000 January 23, 2020 8:43 PM, "Kurt Hackenberg" wrote:=0A=0A> = On 2020-01-22 21:58, Bakul Shah wrote:=0A> =0A>> I installed drm-kmod (dr= m-fbsd12.0-kmod-4.16.g20200115 &=0A>> drm-kmod-g20190710) and also xf86-v= ideo-amdgpu-19.0.1. I see=0A>> /dev/drm/ but Xorg terminates as /dev/dri = doesn't exist.=0A> =0A> If I understand how this stuff works, you shouldn= 't install both. I think xf86-video-amdgpu makes=0A> the X server deal wi= th the GPU directly, rather than going through /dev/dri and kernel=0A> mo= de-setting. I think drm-kmod is preferred, and xf86-video-amdgpu is depre= cated.=0A=0ANo, this is completely wrong.=0A=0AOnly really ancient driver= s made the X server deal with the GPU directly.=0A=0Axf86-video-amdgpu is= very similar to the builtin 'modesetting' DDX, but it has some slight im= provements (more attempts at dealing with screen tearing).