From patchwork Fri Oct 23 12:21:42 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Daniel Vetter X-Patchwork-Id: 11852943 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id E477616BC for ; Fri, 23 Oct 2020 12:23:02 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 93C58221F9 for ; Fri, 23 Oct 2020 12:23:02 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=ffwll.ch header.i=@ffwll.ch header.b="HLKP8/sU" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 93C58221F9 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=ffwll.ch Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 313E16B006E; Fri, 23 Oct 2020 08:23:00 -0400 (EDT) Delivered-To: linux-mm-outgoing@kvack.org Received: by kanga.kvack.org (Postfix, from userid 40) id 27C396B0070; Fri, 23 Oct 2020 08:23:00 -0400 (EDT) X-Original-To: int-list-linux-mm@kvack.org X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 0EC136B0071; Fri, 23 Oct 2020 08:23:00 -0400 (EDT) X-Original-To: linux-mm@kvack.org X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0190.hostedemail.com [216.40.44.190]) by kanga.kvack.org (Postfix) with ESMTP id CF3EF6B006E for ; Fri, 23 Oct 2020 08:22:59 -0400 (EDT) Received: from smtpin27.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay05.hostedemail.com (Postfix) with ESMTP id 68300181AC9CC for ; Fri, 23 Oct 2020 12:22:59 +0000 (UTC) X-FDA: 77403104478.27.shelf54_111210627259 Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin27.hostedemail.com (Postfix) with ESMTP id 42AB93D66B for ; Fri, 23 Oct 2020 12:22:59 +0000 (UTC) X-Spam-Summary: 1,0,0,4c7d519167449f0b,d41d8cd98f00b204,daniel.vetter@ffwll.ch,,RULES_HIT:41:152:355:379:541:800:960:966:973:988:989:1260:1277:1311:1313:1314:1345:1359:1431:1437:1515:1516:1518:1535:1541:1593:1594:1711:1730:1747:1777:1792:2196:2199:2393:2553:2559:2562:2919:3138:3139:3140:3141:3142:3352:3865:3871:3872:4385:5007:6261:6653:6742:10004:10400:11026:11473:11657:11658:11914:12043:12296:12297:12438:12517:12519:12555:12895:13069:13161:13229:13311:13357:13846:13894:14096:14097:14181:14394:14659:14721:21080:21251:21444:21451:21627:30054:30055:30064:30090,0,RBL:209.85.128.67:@ffwll.ch:.lbl8.mailshell.net-62.8.0.100 66.201.201.201;04yf37uamomnqwckhyuq1jnn3q74fyp4qq1ashnry3t6p5dkrmk3gfme9f7bzxu.im8zaxgg4a997skdohecskk58xfa13yrucn4w1oy9n1wqwe5uh3suc4pzfrwq7u.s-lbl8.mailshell.net-223.238.255.100,CacheIP:none,Bayesian:0.5,0.5,0.5,Netcheck:none,DomainCache:0,MSF:not bulk,SPF:fn,MSBL:0,DNSBL:none,Custom_rules:0:0:0,LFtime:25,LUA_SUMMARY:none X-HE-Tag: shelf54_111210627259 X-Filterd-Recvd-Size: 5098 Received: from mail-wm1-f67.google.com (mail-wm1-f67.google.com [209.85.128.67]) by imf38.hostedemail.com (Postfix) with ESMTP for ; Fri, 23 Oct 2020 12:22:58 +0000 (UTC) Received: by mail-wm1-f67.google.com with SMTP id k18so1287340wmj.5 for ; Fri, 23 Oct 2020 05:22:58 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ffwll.ch; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=VujIMeu4s9glQHD7csuDCyNoNKl6Zu7MMMJFOASMnXs=; b=HLKP8/sUzUrEFqrvdfp4nIWF3Fj3rdBIXl3euidd+sV2PDSfKG6erI11swR+hCO22K SrU2t7SID5EyIcOumwAw8pvvF8+cj7hxL+5Xc9w7THMCq1a4kc7ovtRIlSLFE6Z6wvW9 xJUHAA5lVFAEQmCV4toX9HY0sQbKAmWG/AZ00= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=VujIMeu4s9glQHD7csuDCyNoNKl6Zu7MMMJFOASMnXs=; b=QTLGpVQexqnvkTU6/XykjWEmeIj2plhaL1n4W6iLTFRwiH9w+RIf40Yv9/80a37/Jc SuX4HsXHoWl+Wtl6c45R4XIQC6ECGcBrF7zirD6NK6nwDpLpftORJNJmgV/NFbeLrKtm bO3WgJ/fYsKn9HHbQTaY3jn4KGdABYui/C3bcMy24FeSxCqNQW5CQNstXV9Cy4/+OzQj KB9qzKiXdT8PVrVwJZZvl1v6L5NnfZpdpOL4OyKUXVdqqO5SUB3c5Bz4fjH5v7bGQOP8 fbe4RDefzrELOG7lmQ704t0pVS3+CWdOWDUZLfYUSM4Hv5ByyFWGOcogEekxAqdxvMf7 +fuQ== X-Gm-Message-State: AOAM531AJ9QZjJnKezRmhDQ8Q4ieI50UGNlFrMUWCuZRCz+TgOsSG++c E6VTckYyeEo+PXNVYwGcPyRlkw== X-Google-Smtp-Source: ABdhPJzooQe5/oLZHxZZgmc8taLUFT3g7cbiBkIxYHgxSDDcYbP1QZs6l4Y9xlT/uD3YRe4MsGFoyA== X-Received: by 2002:a1c:b389:: with SMTP id c131mr2156367wmf.73.1603455777607; Fri, 23 Oct 2020 05:22:57 -0700 (PDT) Received: from phenom.ffwll.local ([2a02:168:57f4:0:efd0:b9e5:5ae6:c2fa]) by smtp.gmail.com with ESMTPSA id y4sm3056484wrp.74.2020.10.23.05.22.56 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 23 Oct 2020 05:22:57 -0700 (PDT) From: Daniel Vetter To: DRI Development Cc: Intel Graphics Development , Daniel Vetter , Daniel Vetter , Jason Gunthorpe , Inki Dae , Joonyoung Shim , Seung-Woo Kim , Kyungmin Park , Kukjin Kim , Krzysztof Kozlowski , Andrew Morton , John Hubbard , =?utf-8?b?SsOpcsO0bWUgR2xpc3Nl?= , Jan Kara , Dan Williams , linux-mm@kvack.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-media@vger.kernel.org Subject: [PATCH 31/65] drm/exynos: Use FOLL_LONGTERM for g2d cmdlists Date: Fri, 23 Oct 2020 14:21:42 +0200 Message-Id: <20201023122216.2373294-31-daniel.vetter@ffwll.ch> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20201023122216.2373294-1-daniel.vetter@ffwll.ch> References: <20201021163242.1458885-1-daniel.vetter@ffwll.ch> <20201023122216.2373294-1-daniel.vetter@ffwll.ch> MIME-Version: 1.0 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: The exynos g2d interface is very unusual, but it looks like the userptr objects are persistent. Hence they need FOLL_LONGTERM. Signed-off-by: Daniel Vetter Cc: Jason Gunthorpe Cc: Inki Dae Cc: Joonyoung Shim Cc: Seung-Woo Kim Cc: Kyungmin Park Cc: Kukjin Kim Cc: Krzysztof Kozlowski Cc: Andrew Morton Cc: John Hubbard Cc: Jérôme Glisse Cc: Jan Kara Cc: Dan Williams Cc: linux-mm@kvack.org Cc: linux-arm-kernel@lists.infradead.org Cc: linux-samsung-soc@vger.kernel.org Cc: linux-media@vger.kernel.org Signed-off-by: Daniel Vetter --- drivers/gpu/drm/exynos/exynos_drm_g2d.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/exynos/exynos_drm_g2d.c b/drivers/gpu/drm/exynos/exynos_drm_g2d.c index ecede41af9b9..1e0c5a7f206e 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_g2d.c +++ b/drivers/gpu/drm/exynos/exynos_drm_g2d.c @@ -475,7 +475,8 @@ static dma_addr_t *g2d_userptr_get_dma_addr(struct g2d_data *g2d, goto err_free; } - ret = pin_user_pages_fast(start, npages, FOLL_FORCE | FOLL_WRITE, + ret = pin_user_pages_fast(start, npages, + FOLL_FORCE | FOLL_WRITE | FOLL_LONGTERM, g2d_userptr->pages); if (ret != npages) { DRM_DEV_ERROR(g2d->dev,