From patchwork Wed Oct 7 16:44:15 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Daniel Vetter X-Patchwork-Id: 11821219 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 A028716C1 for ; Wed, 7 Oct 2020 16:46:53 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (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 54D5F206FC for ; Wed, 7 Oct 2020 16:46:51 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="oLuvfINQ"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=ffwll.ch header.i=@ffwll.ch header.b="AEi0JhgJ" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 54D5F206FC Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=ffwll.ch Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To:Message-Id:Date: Subject:To:From:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=9lsG/5wbVyz5rkDPVhV3F4bkudhNxOocLX5fMqY6uQU=; b=oLuvfINQmYzIFIRMVDeQ24XH5 /iF8gHO85pzwfphSNuSs7iR3AV0VrYTNgR4vY/JIMY0DEyjthXHNRd7p85DvP9wC5YM96QXFj518+ 2pUOUQrura9C7v8LNDErRASAQXISIa/QO8s+rU41Klby+bbGJcUCtzHCYiLSB8agiK4maZBPkaTsP 0uT2Pw73u/vJEFFVqeNTWIhgKTwXw1/w3yZfYRM3TmzHuWkrrs/kPrl5iJPbbBUZVFG9pTRbdrMrN 3PXUdeB6T7uzqQVi3pM3wmXVkvNOlfsXGZf+5agID41YUil4PnJXQ7fRyXBQqaSrVdmI5RQfjOljG q4fHNjFjg==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1kQCYl-0001HQ-6E; Wed, 07 Oct 2020 16:44:59 +0000 Received: from mail-wm1-x344.google.com ([2a00:1450:4864:20::344]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1kQCYO-00016L-Ny for linux-arm-kernel@lists.infradead.org; Wed, 07 Oct 2020 16:44:39 +0000 Received: by mail-wm1-x344.google.com with SMTP id d81so3055240wmc.1 for ; Wed, 07 Oct 2020 09:44:36 -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=xCribZCwI3aUgI2eueSnhSAx0iK7WRTlleTX9tsbcR8=; b=AEi0JhgJ/wano87gBRhR1tEZu/2EKduKDu6Ltn89c4up88D2DvP8uOVpNqsDXBFtnE uBotxUV1Gtcupqn+vwnQ//qkEuBYFfn9hAA4wfcNAvQjAmgdjCuFhd1GGP6T/Ewlm2E/ JGXPzVAxru77FUj56UyGwJmL4Ut534V3QbOHI= 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=xCribZCwI3aUgI2eueSnhSAx0iK7WRTlleTX9tsbcR8=; b=YpoKqptis2tkhoad5Wjx16Ir80UcXH6xROAsBhCCz8+QjlY+nqwm1c1i73RQKfTKL5 UOSgIOFKBGNxCcxsW9K/Ym7TYBzVPQ61b5d5F9mA+sIQh7KjqdwYwvgP8E+B/+s3PYcX b5gLD6O9YvOrIhN3wx+Bxdf8rPYaaQyMQt3u0KGWe+l/zPKWHPo1k4ci9AKfhrSQ+Jox 5N8UEQ907qG3oCWyZSDr8ArHIzIlX8skIX+bStEqUkrEFwrJSVEAu3URDy60Hbd59hnk IGKu45daO/ReIf53NZ8ZNOC+bxEs33zwoIXBU0UwwtwAKUkhdndRHBv8sAYrLzhQ3g+i fwGQ== X-Gm-Message-State: AOAM531yoT6vxKQ08+PdygteOguAl7wyeMR1AOTnsBAGgzQlOS+06RIy scrPPqSEocLpJEW4bNtQO5qpAg== X-Google-Smtp-Source: ABdhPJyKKkQ5Sn3LlEIAOp+pYCQMLBXLV3Rqf2bnTEOKXc6oZdqFUt1FUSyG1jw/hndeOdOxOW/8zw== X-Received: by 2002:a1c:49c2:: with SMTP id w185mr4194920wma.70.1602089075637; Wed, 07 Oct 2020 09:44:35 -0700 (PDT) Received: from phenom.ffwll.local ([2a02:168:57f4:0:efd0:b9e5:5ae6:c2fa]) by smtp.gmail.com with ESMTPSA id z191sm3332280wme.40.2020.10.07.09.44.34 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 07 Oct 2020 09:44:35 -0700 (PDT) From: Daniel Vetter To: DRI Development , LKML Subject: [PATCH 02/13] drm/exynos: Use FOLL_LONGTERM for g2d cmdlists Date: Wed, 7 Oct 2020 18:44:15 +0200 Message-Id: <20201007164426.1812530-3-daniel.vetter@ffwll.ch> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20201007164426.1812530-1-daniel.vetter@ffwll.ch> References: <20201007164426.1812530-1-daniel.vetter@ffwll.ch> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201007_124436_849314_000F4673 X-CRM114-Status: GOOD ( 16.61 ) X-Spam-Score: -0.2 (/) X-Spam-Report: SpamAssassin version 3.4.4 on merlin.infradead.org summary: Content analysis details: (-0.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [2a00:1450:4864:20:0:0:0:344 listed in] [list.dnswl.org] 0.0 SPF_NONE SPF: sender does not publish an SPF Record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-s390@vger.kernel.org, linux-samsung-soc@vger.kernel.org, Jan Kara , Joonyoung Shim , kvm@vger.kernel.org, Jason Gunthorpe , Daniel Vetter , Seung-Woo Kim , =?utf-8?b?SsOpcsO0bWUgR2xpc3Nl?= , Krzysztof Kozlowski , Inki Dae , linux-mm@kvack.org, Kyungmin Park , Kukjin Kim , John Hubbard , Daniel Vetter , Andrew Morton , Dan Williams , linux-arm-kernel@lists.infradead.org, linux-media@vger.kernel.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org 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 Reviewed-by: John Hubbard --- 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 c83f6faac9de..514fd000feb1 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_g2d.c +++ b/drivers/gpu/drm/exynos/exynos_drm_g2d.c @@ -478,7 +478,8 @@ 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,