From patchwork Fri Sep 3 22:10:35 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: "Souza, Jose" X-Patchwork-Id: 12475181 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 83F13C433EF for ; Fri, 3 Sep 2021 22:05:30 +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 20E5260F91 for ; Fri, 3 Sep 2021 22:05:30 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 20E5260F91 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 2A1626E8E9; Fri, 3 Sep 2021 22:05:28 +0000 (UTC) Received: from mga04.intel.com (mga04.intel.com [192.55.52.120]) by gabe.freedesktop.org (Postfix) with ESMTPS id 521DD6E8E6 for ; Fri, 3 Sep 2021 22:05:26 +0000 (UTC) X-IronPort-AV: E=McAfee;i="6200,9189,10096"; a="217665957" X-IronPort-AV: E=Sophos;i="5.85,266,1624345200"; d="scan'208";a="217665957" Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by fmsmga104.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 03 Sep 2021 15:05:25 -0700 X-IronPort-AV: E=Sophos;i="5.85,266,1624345200"; d="scan'208";a="544130163" Received: from josouza-mobl2.jf.intel.com (HELO josouza-mobl2.intel.com) ([10.24.14.60]) by fmsmga002-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 03 Sep 2021 15:05:25 -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: Fri, 3 Sep 2021 15:10:35 -0700 Message-Id: <20210903221036.34770-2-jose.souza@intel.com> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20210903221036.34770-1-jose.souza@intel.com> References: <20210903221036.34770-1-jose.souza@intel.com> MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH v3 2/3] drm/i915/display: Share code between intel_drrs_flush and intel_drrs_invalidate 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" Both functions are pretty much equal, with minor changes that can be handled by a single parameter. v3: - not scheduling work from invalidate operations Cc: Gwan-gyeong Mun Signed-off-by: José Roberto de Souza Reviewed-by: Gwan-gyeong Mun --- drivers/gpu/drm/i915/display/intel_drrs.c | 82 +++++++++-------------- 1 file changed, 32 insertions(+), 50 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_drrs.c b/drivers/gpu/drm/i915/display/intel_drrs.c index fa0411341a0da..15e5f91cf331d 100644 --- a/drivers/gpu/drm/i915/display/intel_drrs.c +++ b/drivers/gpu/drm/i915/display/intel_drrs.c @@ -299,18 +299,9 @@ static void intel_drrs_downclock_work(struct work_struct *work) mutex_unlock(&dev_priv->drrs.mutex); } -/** - * intel_drrs_invalidate - Disable Idleness DRRS - * @dev_priv: i915 device - * @frontbuffer_bits: frontbuffer plane tracking bits - * - * This function gets called everytime rendering on the given planes start. - * Hence DRRS needs to be Upclocked, i.e. (LOW_RR -> HIGH_RR). - * - * Dirty frontbuffers relevant to DRRS are tracked in busy_frontbuffer_bits. - */ -void intel_drrs_invalidate(struct drm_i915_private *dev_priv, - unsigned int frontbuffer_bits) +static void intel_drrs_frontbuffer_update(struct drm_i915_private *dev_priv, + unsigned int frontbuffer_bits, + bool invalidate) { struct intel_dp *intel_dp; struct drm_crtc *crtc; @@ -333,16 +324,42 @@ void intel_drrs_invalidate(struct drm_i915_private *dev_priv, pipe = to_intel_crtc(crtc)->pipe; frontbuffer_bits &= INTEL_FRONTBUFFER_ALL_MASK(pipe); - dev_priv->drrs.busy_frontbuffer_bits |= frontbuffer_bits; + if (invalidate) + dev_priv->drrs.busy_frontbuffer_bits |= frontbuffer_bits; + else + dev_priv->drrs.busy_frontbuffer_bits &= ~frontbuffer_bits; - /* invalidate means busy screen hence upclock */ + /* flush/invalidate means busy screen hence upclock */ if (frontbuffer_bits) intel_drrs_set_state(dev_priv, to_intel_crtc(crtc)->config, DRRS_HIGH_RR); + /* + * flush also means no more activity hence schedule downclock, if all + * other fbs are quiescent too + */ + if (!invalidate && !dev_priv->drrs.busy_frontbuffer_bits) + schedule_delayed_work(&dev_priv->drrs.work, + msecs_to_jiffies(1000)); mutex_unlock(&dev_priv->drrs.mutex); } +/** + * intel_drrs_invalidate - Disable Idleness DRRS + * @dev_priv: i915 device + * @frontbuffer_bits: frontbuffer plane tracking bits + * + * This function gets called everytime rendering on the given planes start. + * Hence DRRS needs to be Upclocked, i.e. (LOW_RR -> HIGH_RR). + * + * Dirty frontbuffers relevant to DRRS are tracked in busy_frontbuffer_bits. + */ +void intel_drrs_invalidate(struct drm_i915_private *dev_priv, + unsigned int frontbuffer_bits) +{ + intel_drrs_frontbuffer_update(dev_priv, frontbuffer_bits, true); +} + /** * intel_drrs_flush - Restart Idleness DRRS * @dev_priv: i915 device @@ -358,42 +375,7 @@ void intel_drrs_invalidate(struct drm_i915_private *dev_priv, void intel_drrs_flush(struct drm_i915_private *dev_priv, unsigned int frontbuffer_bits) { - struct intel_dp *intel_dp; - struct drm_crtc *crtc; - enum pipe pipe; - - if (dev_priv->drrs.type == DRRS_NOT_SUPPORTED) - return; - - cancel_delayed_work(&dev_priv->drrs.work); - - mutex_lock(&dev_priv->drrs.mutex); - - intel_dp = dev_priv->drrs.dp; - if (!intel_dp) { - mutex_unlock(&dev_priv->drrs.mutex); - return; - } - - crtc = dp_to_dig_port(intel_dp)->base.base.crtc; - pipe = to_intel_crtc(crtc)->pipe; - - frontbuffer_bits &= INTEL_FRONTBUFFER_ALL_MASK(pipe); - dev_priv->drrs.busy_frontbuffer_bits &= ~frontbuffer_bits; - - /* flush means busy screen hence upclock */ - if (frontbuffer_bits) - intel_drrs_set_state(dev_priv, to_intel_crtc(crtc)->config, - DRRS_HIGH_RR); - - /* - * flush also means no more activity hence schedule downclock, if all - * other fbs are quiescent too - */ - if (!dev_priv->drrs.busy_frontbuffer_bits) - schedule_delayed_work(&dev_priv->drrs.work, - msecs_to_jiffies(1000)); - mutex_unlock(&dev_priv->drrs.mutex); + intel_drrs_frontbuffer_update(dev_priv, frontbuffer_bits, false); } /**