From patchwork Thu Sep 9 23:07:23 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: "Souza, Jose" X-Patchwork-Id: 12484111 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=-16.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,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 3560DC433EF for ; Thu, 9 Sep 2021 23:02:14 +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 03991611AF for ; Thu, 9 Sep 2021 23:02:13 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 03991611AF Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 1FF876E945; Thu, 9 Sep 2021 23:02:10 +0000 (UTC) Received: from mga01.intel.com (mga01.intel.com [192.55.52.88]) by gabe.freedesktop.org (Postfix) with ESMTPS id 044546E93F for ; Thu, 9 Sep 2021 23:02:08 +0000 (UTC) X-IronPort-AV: E=McAfee;i="6200,9189,10102"; a="243251441" X-IronPort-AV: E=Sophos;i="5.85,281,1624345200"; d="scan'208";a="243251441" Received: from fmsmga007.fm.intel.com ([10.253.24.52]) by fmsmga101.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 09 Sep 2021 16:02:08 -0700 X-IronPort-AV: E=Sophos;i="5.85,281,1624345200"; d="scan'208";a="466798519" Received: from rsalmerx-mobl.amr.corp.intel.com (HELO josouza-mobl2.intel.com) ([10.209.166.193]) by fmsmga007-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 09 Sep 2021 16:02:08 -0700 From: =?utf-8?q?Jos=C3=A9_Roberto_de_Souza?= To: intel-gfx@lists.freedesktop.org Cc: Gwan-gyeong Mun , =?utf-8?q?Jos=C3=A9_Roberto?= =?utf-8?q?_de_Souza?= Date: Thu, 9 Sep 2021 16:07:23 -0700 Message-Id: <20210909230725.33735-3-jose.souza@intel.com> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20210909230725.33735-1-jose.souza@intel.com> References: <20210909230725.33735-1-jose.souza@intel.com> MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH 3/5] drm/i915/display: Wait at least 2 frames before selective update X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" BSpec states that the minimum number of frames before selective update is 2, so making sure this minimum limit is fulfilled. BSpec: 50422 Cc: Gwan-gyeong Mun Signed-off-by: José Roberto de Souza Reviewed-by: Gwan-gyeong Mun --- drivers/gpu/drm/i915/display/intel_psr.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c index 92c0b2159559f..1a3effa3ce709 100644 --- a/drivers/gpu/drm/i915/display/intel_psr.c +++ b/drivers/gpu/drm/i915/display/intel_psr.c @@ -510,7 +510,7 @@ static void hsw_activate_psr2(struct intel_dp *intel_dp) if (DISPLAY_VER(dev_priv) >= 10 && DISPLAY_VER(dev_priv) <= 12) val |= EDP_Y_COORDINATE_ENABLE; - val |= EDP_PSR2_FRAME_BEFORE_SU(intel_dp->psr.sink_sync_latency + 1); + val |= EDP_PSR2_FRAME_BEFORE_SU(max_t(u8, intel_dp->psr.sink_sync_latency + 1, 2)); val |= intel_psr2_get_tp_time(intel_dp); /* Wa_22012278275:adl-p */