From patchwork Mon Mar 29 17:50:46 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Paul Cercueil X-Patchwork-Id: 412427 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=-13.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=unavailable 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 EB4CEC433E0 for ; Mon, 29 Mar 2021 17:52:07 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 9806F61981 for ; Mon, 29 Mar 2021 17:52:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230449AbhC2Rvf (ORCPT ); Mon, 29 Mar 2021 13:51:35 -0400 Received: from aposti.net ([89.234.176.197]:38890 "EHLO aposti.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230258AbhC2RvT (ORCPT ); Mon, 29 Mar 2021 13:51:19 -0400 From: Paul Cercueil To: David Airlie , Daniel Vetter , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , Simon Ser Cc: Sam Ravnborg , od@zcrc.me, linux-mips@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, Paul Cercueil , stable@vger.kernel.org Subject: [PATCH 2/2] drm/ingenic: Don't request full modeset if property is not modified Date: Mon, 29 Mar 2021 18:50:46 +0100 Message-Id: <20210329175046.214629-3-paul@crapouillou.net> In-Reply-To: <20210329175046.214629-1-paul@crapouillou.net> References: <20210329175046.214629-1-paul@crapouillou.net> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org Avoid requesting a full modeset if the sharpness property is not modified, because then we don't actually need it. Fixes: fc1acf317b01 ("drm/ingenic: Add support for the IPU") Cc: # 5.8+ Signed-off-by: Paul Cercueil --- drivers/gpu/drm/ingenic/ingenic-ipu.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/ingenic/ingenic-ipu.c b/drivers/gpu/drm/ingenic/ingenic-ipu.c index 3b1091e7c0cd..95b665c4a7b0 100644 --- a/drivers/gpu/drm/ingenic/ingenic-ipu.c +++ b/drivers/gpu/drm/ingenic/ingenic-ipu.c @@ -640,10 +640,12 @@ ingenic_ipu_plane_atomic_set_property(struct drm_plane *plane, { struct ingenic_ipu *ipu = plane_to_ingenic_ipu(plane); struct drm_crtc_state *crtc_state; + bool mode_changed; if (property != ipu->sharpness_prop) return -EINVAL; + mode_changed = val != ipu->sharpness; ipu->sharpness = val; if (state->crtc) { @@ -651,7 +653,7 @@ ingenic_ipu_plane_atomic_set_property(struct drm_plane *plane, if (WARN_ON(!crtc_state)) return -EINVAL; - crtc_state->mode_changed = true; + crtc_state->mode_changed |= mode_changed; } return 0;