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=-13.0 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT 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 EDB1CC433E7 for ; Mon, 20 Jul 2020 11:54:41 +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 C9F6D2070A for ; Mon, 20 Jul 2020 11:54:41 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org C9F6D2070A Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 74E6B6E3B2; Mon, 20 Jul 2020 11:54:40 +0000 (UTC) Received: from mga14.intel.com (mga14.intel.com [192.55.52.115]) by gabe.freedesktop.org (Postfix) with ESMTPS id 522866E3AE; Mon, 20 Jul 2020 11:54:37 +0000 (UTC) IronPort-SDR: zE7Q7cJMI3kIpiR+4+5xqvtx6edsKmcJ3TfeLZ2DKSiYsVF6Jh7jjOeQFB/mYoxdWwakgpLsLI GjqvsjS0RQwQ== X-IronPort-AV: E=McAfee;i="6000,8403,9687"; a="149048208" X-IronPort-AV: E=Sophos;i="5.75,374,1589266800"; d="scan'208";a="149048208" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga004.jf.intel.com ([10.7.209.38]) by fmsmga103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 20 Jul 2020 04:54:37 -0700 IronPort-SDR: oQvjozf8M/zTh1W2jhi4UrXpklUIGzMP4QZkcrNqrJtzJIcUFfL9aCEyj6Q4o7p7wzEP0ENZQn UMXsxBbGCKyA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.75,374,1589266800"; d="scan'208";a="431586729" Received: from unknown (HELO karthik-2012-Client-Platform.iind.intel.com) ([10.223.74.217]) by orsmga004.jf.intel.com with ESMTP; 20 Jul 2020 04:54:34 -0700 From: Karthik B S To: intel-gfx@lists.freedesktop.org Subject: [PATCH v5 4/5] drm/i915: Do not call drm_crtc_arm_vblank_event in async flips Date: Mon, 20 Jul 2020 17:01:16 +0530 Message-Id: <20200720113117.16131-5-karthik.b.s@intel.com> X-Mailer: git-send-email 2.22.0 In-Reply-To: <20200720113117.16131-1-karthik.b.s@intel.com> References: <20200720113117.16131-1-karthik.b.s@intel.com> MIME-Version: 1.0 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: paulo.r.zanoni@intel.com, Karthik B S , dri-devel@lists.freedesktop.org, vandita.kulkarni@intel.com, uma.shankar@intel.com, daniel.vetter@intel.com, nicholas.kazlauskas@amd.com Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Since the flip done event will be sent in the flip_done_handler, no need to add the event to the list and delay it for later. v2: -Moved the async check above vblank_get as it was causing issues for PSR. v3: -No need to wait for vblank to pass, as this wait was causing a 16ms delay once every few flips. v4: -Rebased. v5: -Rebased. Signed-off-by: Karthik B S Signed-off-by: Vandita Kulkarni --- drivers/gpu/drm/i915/display/intel_sprite.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/display/intel_sprite.c b/drivers/gpu/drm/i915/display/intel_sprite.c index 3747482e8fa3..1c03546a4d2a 100644 --- a/drivers/gpu/drm/i915/display/intel_sprite.c +++ b/drivers/gpu/drm/i915/display/intel_sprite.c @@ -93,6 +93,9 @@ void intel_pipe_update_start(const struct intel_crtc_state *new_crtc_state) DEFINE_WAIT(wait); u32 psr_status; + if (new_crtc_state->uapi.async_flip) + goto irq_disable; + vblank_start = adjusted_mode->crtc_vblank_start; if (adjusted_mode->flags & DRM_MODE_FLAG_INTERLACE) vblank_start = DIV_ROUND_UP(vblank_start, 2); @@ -206,7 +209,7 @@ void intel_pipe_update_end(struct intel_crtc_state *new_crtc_state) * Would be slightly nice to just grab the vblank count and arm the * event outside of the critical section - the spinlock might spin for a * while ... */ - if (new_crtc_state->uapi.event) { + if (new_crtc_state->uapi.event && !new_crtc_state->uapi.async_flip) { drm_WARN_ON(&dev_priv->drm, drm_crtc_vblank_get(&crtc->base) != 0); @@ -220,6 +223,9 @@ void intel_pipe_update_end(struct intel_crtc_state *new_crtc_state) local_irq_enable(); + if (new_crtc_state->uapi.async_flip) + return; + if (intel_vgpu_active(dev_priv)) return; -- 2.22.0 _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel