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=-7.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 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 686DEC2BA83 for ; Fri, 14 Feb 2020 09:19:33 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 4394D2086A for ; Fri, 14 Feb 2020 09:19:33 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 4394D2086A Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=suse.de Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=amd-gfx-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id CCE076E57A; Fri, 14 Feb 2020 09:19:32 +0000 (UTC) Received: from mx2.suse.de (mx2.suse.de [195.135.220.15]) by gabe.freedesktop.org (Postfix) with ESMTPS id ADCA76E57A; Fri, 14 Feb 2020 09:19:31 +0000 (UTC) X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.220.254]) by mx2.suse.de (Postfix) with ESMTP id 9EB32B1AA; Fri, 14 Feb 2020 09:19:29 +0000 (UTC) Subject: Re: [RFC PATCH 0/6] do not store GPU address in TTM To: Nirmoy Das , dri-devel@lists.freedesktop.org References: <20200213120203.29368-1-nirmoy.das@amd.com> From: Thomas Zimmermann Autocrypt: addr=tzimmermann@suse.de; keydata= mQENBFs50uABCADEHPidWt974CaxBVbrIBwqcq/WURinJ3+2WlIrKWspiP83vfZKaXhFYsdg XH47fDVbPPj+d6tQrw5lPQCyqjwrCPYnq3WlIBnGPJ4/jreTL6V+qfKRDlGLWFjZcsrPJGE0 BeB5BbqP5erN1qylK9i3gPoQjXGhpBpQYwRrEyQyjuvk+Ev0K1Jc5tVDeJAuau3TGNgah4Yc hdHm3bkPjz9EErV85RwvImQ1dptvx6s7xzwXTgGAsaYZsL8WCwDaTuqFa1d1jjlaxg6+tZsB 9GluwvIhSezPgnEmimZDkGnZRRSFiGP8yjqTjjWuf0bSj5rUnTGiyLyRZRNGcXmu6hjlABEB AAG0J1Rob21hcyBaaW1tZXJtYW5uIDx0emltbWVybWFubkBzdXNlLmRlPokBVAQTAQgAPhYh BHIX+6yM6c9jRKFo5WgNwR1TC3ojBQJbOdLgAhsDBQkDwmcABQsJCAcCBhUKCQgLAgQWAgMB Ah4BAheAAAoJEGgNwR1TC3ojR80H/jH+vYavwQ+TvO8ksXL9JQWc3IFSiGpuSVXLCdg62AmR irxW+qCwNncNQyb9rd30gzdectSkPWL3KSqEResBe24IbA5/jSkPweJasgXtfhuyoeCJ6PXo clQQGKIoFIAEv1s8l0ggPZswvCinegl1diyJXUXmdEJRTWYAtxn/atut1o6Giv6D2qmYbXN7 mneMC5MzlLaJKUtoH7U/IjVw1sx2qtxAZGKVm4RZxPnMCp9E1MAr5t4dP5gJCIiqsdrVqI6i KupZstMxstPU//azmz7ZWWxT0JzgJqZSvPYx/SATeexTYBP47YFyri4jnsty2ErS91E6H8os Bv6pnSn7eAq5AQ0EWznS4AEIAMYmP4M/V+T5RY5at/g7rUdNsLhWv1APYrh9RQefODYHrNRH UE9eosYbT6XMryR9hT8XlGOYRwKWwiQBoWSDiTMo/Xi29jUnn4BXfI2px2DTXwc22LKtLAgT RjP+qbU63Y0xnQN29UGDbYgyyK51DW3H0If2a3JNsheAAK+Xc9baj0LGIc8T9uiEWHBnCH+R dhgATnWWGKdDegUR5BkDfDg5O/FISymJBHx2Dyoklv5g4BzkgqTqwmaYzsl8UxZKvbaxq0zb ehDda8lvhFXodNFMAgTLJlLuDYOGLK2AwbrS3Sp0AEbkpdJBb44qVlGm5bApZouHeJ/+n+7r 12+lqdsAEQEAAYkBPAQYAQgAJhYhBHIX+6yM6c9jRKFo5WgNwR1TC3ojBQJbOdLgAhsMBQkD wmcAAAoJEGgNwR1TC3ojpfcIAInwP5OlcEKokTnHCiDTz4Ony4GnHRP2fXATQZCKxmu4AJY2 h9ifw9Nf2TjCZ6AMvC3thAN0rFDj55N9l4s1CpaDo4J+0fkrHuyNacnT206CeJV1E7NYntxU n+LSiRrOdywn6erjxRi9EYTVLCHcDhBEjKmFZfg4AM4GZMWX1lg0+eHbd5oL1as28WvvI/uI aMyV8RbyXot1r/8QLlWldU3NrTF5p7TMU2y3ZH2mf5suSKHAMtbE4jKJ8ZHFOo3GhLgjVrBW HE9JXO08xKkgD+w6v83+nomsEuf6C6LYrqY/tsZvyEX6zN8CtirPdPWu/VXNRYAl/lat7lSI 3H26qrE= Message-ID: Date: Fri, 14 Feb 2020 10:19:24 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.4.1 MIME-Version: 1.0 In-Reply-To: <20200213120203.29368-1-nirmoy.das@amd.com> X-BeenThere: amd-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Discussion list for AMD gfx List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: thellstrom@vmware.com, airlied@linux.ie, kenny.ho@amd.com, brian.welty@intel.com, amd-gfx@lists.freedesktop.org, nirmoy.das@amd.com, linux-graphics-maintainer@vmware.com, bskeggs@redhat.com, alexander.deucher@amd.com, sean@poorly.run, christian.koenig@amd.com, kraxel@redhat.com Content-Type: multipart/mixed; boundary="===============0294232620==" Errors-To: amd-gfx-bounces@lists.freedesktop.org Sender: "amd-gfx" This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --===============0294232620== Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="SRBP2UyuM59cFR3edbw6izyOmNDxYJaHx" This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --SRBP2UyuM59cFR3edbw6izyOmNDxYJaHx Content-Type: multipart/mixed; boundary="tDwvXPjsTOTgHFADmDEs3YTnlecgJM5vx"; protected-headers="v1" From: Thomas Zimmermann To: Nirmoy Das , dri-devel@lists.freedesktop.org Cc: thellstrom@vmware.com, airlied@linux.ie, kenny.ho@amd.com, brian.welty@intel.com, amd-gfx@lists.freedesktop.org, nirmoy.das@amd.com, linux-graphics-maintainer@vmware.com, bskeggs@redhat.com, alexander.deucher@amd.com, sean@poorly.run, christian.koenig@amd.com, kraxel@redhat.com Message-ID: Subject: Re: [RFC PATCH 0/6] do not store GPU address in TTM References: <20200213120203.29368-1-nirmoy.das@amd.com> In-Reply-To: <20200213120203.29368-1-nirmoy.das@amd.com> --tDwvXPjsTOTgHFADmDEs3YTnlecgJM5vx Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: quoted-printable Hi Am 13.02.20 um 13:01 schrieb Nirmoy Das: > With this patch series I am trying to remove GPU address dependency in > TTM and moving GPU address calculation to individual drm drivers. > This is required[1] to continue the work started by Brian Welty to crea= te > struct drm_mem_region which can be leverage by DRM cgroup controller to= manage memory > limits. >=20 >=20 > I have only manage to test amdgpu driver as I only have GPU for that. > I might be doing something really stupid while calculeting gpu offset f= or > some of the drivers so please be patient and let me know how can I impr= ove > that. >=20 > [1] https://www.mail-archive.com/dri-devel@lists.freedesktop.org/msg272= 238.html >=20 > Nirmoy Das (6): > drm/amdgpu: move ttm bo->offset to amdgpu_bo > drm/radeon: don't use ttm bo->offset > drm/vmwgfx: don't use ttm bo->offset > drm/nouveau: don't use ttm bo->offset > drm/qxl: don't use ttm bo->offset > drm/ttm: do not keep GPU dependent addresses I think VRAM helpers are missing from this patchset. [1] You can use bochs in qemu to test them. Best regards Thomas [1] https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/d= rivers/gpu/drm/drm_gem_vram_helper.c?h=3Dv5.6-rc1#n217 >=20 > drivers/gpu/drm/amd/amdgpu/amdgpu_object.c | 22 ++++++++++++++-- > drivers/gpu/drm/amd/amdgpu/amdgpu_object.h | 1 + > drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 29 ++++++++++++++++-----= > drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h | 1 + > drivers/gpu/drm/amd/amdgpu/amdgpu_vm_sdma.c | 4 +-- > drivers/gpu/drm/nouveau/dispnv04/crtc.c | 6 ++--- > drivers/gpu/drm/nouveau/dispnv04/disp.c | 2 +- > drivers/gpu/drm/nouveau/dispnv04/overlay.c | 6 ++--- > drivers/gpu/drm/nouveau/dispnv50/base507c.c | 2 +- > drivers/gpu/drm/nouveau/dispnv50/core507d.c | 2 +- > drivers/gpu/drm/nouveau/dispnv50/ovly507e.c | 2 +- > drivers/gpu/drm/nouveau/dispnv50/wndw.c | 2 +- > drivers/gpu/drm/nouveau/dispnv50/wndwc37e.c | 2 +- > drivers/gpu/drm/nouveau/nouveau_abi16.c | 8 +++--- > drivers/gpu/drm/nouveau/nouveau_bo.c | 1 + > drivers/gpu/drm/nouveau/nouveau_bo.h | 3 +++ > drivers/gpu/drm/nouveau/nouveau_chan.c | 2 +- > drivers/gpu/drm/nouveau/nouveau_fbcon.c | 2 +- > drivers/gpu/drm/nouveau/nouveau_gem.c | 10 +++---- > drivers/gpu/drm/qxl/qxl_drv.h | 6 ++--- > drivers/gpu/drm/qxl/qxl_kms.c | 3 +++ > drivers/gpu/drm/qxl/qxl_object.h | 5 ---- > drivers/gpu/drm/qxl/qxl_ttm.c | 9 ------- > drivers/gpu/drm/radeon/radeon.h | 1 + > drivers/gpu/drm/radeon/radeon_object.h | 16 +++++++++++- > drivers/gpu/drm/radeon/radeon_ttm.c | 4 +-- > drivers/gpu/drm/ttm/ttm_bo.c | 7 ----- > drivers/gpu/drm/vmwgfx/vmwgfx_bo.c | 4 +-- > drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c | 2 +- > drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c | 2 +- > drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c | 2 -- > include/drm/ttm/ttm_bo_api.h | 2 -- > include/drm/ttm/ttm_bo_driver.h | 1 - > 33 files changed, 99 insertions(+), 72 deletions(-) >=20 > -- > 2.25.0 >=20 > _______________________________________________ > dri-devel mailing list > dri-devel@lists.freedesktop.org > https://lists.freedesktop.org/mailman/listinfo/dri-devel >=20 --=20 Thomas Zimmermann Graphics Driver Developer SUSE Software Solutions Germany GmbH Maxfeldstr. 5, 90409 N=C3=BCrnberg, Germany (HRB 36809, AG N=C3=BCrnberg) Gesch=C3=A4ftsf=C3=BChrer: Felix Imend=C3=B6rffer --tDwvXPjsTOTgHFADmDEs3YTnlecgJM5vx-- --SRBP2UyuM59cFR3edbw6izyOmNDxYJaHx Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEchf7rIzpz2NEoWjlaA3BHVMLeiMFAl5GZh8ACgkQaA3BHVML eiPTBwgAr/jlTykHDqF7eY+nhC72kGXczdwRNy/tse0r5FyOkI6BUGXoKJniOcOo CPIY8/fOIwWlQRp+KtxkNfv2dreF/baw1DAj/4tLxmtPyb2Hr0aluw9R1cQ4+Y1n ZRjviy/Qtp/oF4ULdWTxNYkyI5kU4TliHPQeSGW3SQ2CzipoG7tyd0MXe/x6fQi/ 0GcITpNPBkIFqxm8oEj6/BNO6n6tmYTHOUFBs7GtCqDA0yKSWZCpeId588jUj8t2 Lyjo5ZhFk1K7PQ/OgtBy/0WU9/RdzAYAVJzKG8Cxwq/RXlc2Je2t0b/2Ma76E/w2 NabWE7Tczo0wubc/OswpuZNL4sd5OA== =aufy -----END PGP SIGNATURE----- --SRBP2UyuM59cFR3edbw6izyOmNDxYJaHx-- --===============0294232620== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ amd-gfx mailing list amd-gfx@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/amd-gfx --===============0294232620==--