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=-9.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT 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 4BBFDC43381 for ; Thu, 14 Mar 2019 00:21:05 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 228F3213A2 for ; Thu, 14 Mar 2019 00:21:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727222AbfCNAVE (ORCPT ); Wed, 13 Mar 2019 20:21:04 -0400 Received: from bhuna.collabora.co.uk ([46.235.227.227]:38140 "EHLO bhuna.collabora.co.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726640AbfCNAVC (ORCPT ); Wed, 13 Mar 2019 20:21:02 -0400 Received: from localhost.localdomain (unknown [IPv6:2804:431:9719:798c:867b:ebff:fe52:de60]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: koike) by bhuna.collabora.co.uk (Postfix) with ESMTPSA id 6AFB8281457; Thu, 14 Mar 2019 00:20:55 +0000 (GMT) From: Helen Koike To: dri-devel@lists.freedesktop.org, nicholas.kazlauskas@amd.com Cc: andrey.grodzovsky@amd.com, daniel.vetter@ffwll.ch, linux-kernel@vger.kernel.org, Tomasz Figa , boris.brezillon@collabora.com, David Airlie , Sean Paul , kernel@collabora.com, harry.wentland@amd.com, =?UTF-8?q?St=C3=A9phane=20Marchesin?= , Helen Koike , Leo Li , David Francis , Mikita Lipski , "David (ChunMing) Zhou" , Anthony Koo , amd-gfx@lists.freedesktop.org, Alex Deucher , Bhawanpreet Lakha , =?UTF-8?q?Christian=20K=C3=B6nig?= , Daniel Vetter Subject: [PATCH v3 2/5] drm/amd: fix fb references in async update Date: Wed, 13 Mar 2019 21:20:23 -0300 Message-Id: <20190314002027.7833-3-helen.koike@collabora.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190314002027.7833-1-helen.koike@collabora.com> References: <20190314002027.7833-1-helen.koike@collabora.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Async update callbacks are expected to set the old_fb in the new_state so prepare/cleanup framebuffers are balanced. Calling drm_atomic_set_fb_for_plane() (which gets a reference of the new fb and put the old fb) is not required, as it's taken care by drm_mode_cursor_universal() when calling drm_atomic_helper_update_plane(). Suggested-by: Boris Brezillon Signed-off-by: Helen Koike Reviewed-by: Nicholas Kazlauskas --- Changes in v3: None Changes in v2: - added reviewed-by tag drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c index 2f26581b93ff..ce4ccd28ac5e 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -3760,8 +3760,7 @@ static void dm_plane_atomic_async_update(struct drm_plane *plane, struct drm_plane_state *old_state = drm_atomic_get_old_plane_state(new_state->state, plane); - if (plane->state->fb != new_state->fb) - drm_atomic_set_fb_for_plane(plane->state, new_state->fb); + swap(plane->state->fb, new_state->fb); plane->state->src_x = new_state->src_x; plane->state->src_y = new_state->src_y; -- 2.20.1