From patchwork Mon Jul 22 08:27:03 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Nautiyal, Ankit K" X-Patchwork-Id: 13738542 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org 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 smtp.lore.kernel.org (Postfix) with ESMTPS id 80621C3DA63 for ; Mon, 22 Jul 2024 08:26:26 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 02F2C10E411; Mon, 22 Jul 2024 08:26:26 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="fY77xZbU"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.11]) by gabe.freedesktop.org (Postfix) with ESMTPS id 765D410E413 for ; Mon, 22 Jul 2024 08:26:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1721636778; x=1753172778; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=Xm4EEx0wY+arIdJH8Jsk7QtHV3nrsx5Hc12XAcDz6E4=; b=fY77xZbUv6zhb2yORW01N5zraqzVYkgIbFeDBgYCtrycrxfZOmKUUccs 5kFGsAZs+4Vi/qh2NPszXPcJJYdoHfXoktN/CDLfDlN0a1DIfVjn5PecR EIkPYtLM6iwvRAA14N33rBVZR6uo04U04+avPxyBRWn8G3fV5J5bMfXh0 HuDqzIXLla1tfe/dRHLe+qPEREQHo4/qGUB5NcdV5ZOjbjaBYOMkd00Kv JjJyq12MDrb2J+tDepmqC2wm1aMIG5FKC4k0PLkBcOsZmXMljKg3r1lkX jtphcc7Gcdemb9hRH1dvp47eudt1WoQQIydEDjoFd8BalSApILN2HK9EZ w==; X-CSE-ConnectionGUID: pY+e9GW/RludmAiGpF6N6Q== X-CSE-MsgGUID: uVzMeKXyRmqlynFBRR6uPw== X-IronPort-AV: E=McAfee;i="6700,10204,11140"; a="29806951" X-IronPort-AV: E=Sophos;i="6.09,227,1716274800"; d="scan'208";a="29806951" Received: from fmviesa009.fm.intel.com ([10.60.135.149]) by fmvoesa105.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 22 Jul 2024 01:26:17 -0700 X-CSE-ConnectionGUID: 2bXz30n+QxGH+Req1lO/Jw== X-CSE-MsgGUID: iRk1GU+MTqGzgSYpdV2zQQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.09,227,1716274800"; d="scan'208";a="51752930" Received: from srr4-3-linux-103-aknautiy.iind.intel.com ([10.223.34.160]) by fmviesa009-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 22 Jul 2024 01:26:15 -0700 From: Ankit Nautiyal To: intel-gfx@lists.freedesktop.org Cc: jani.nikula@linux.intel.com, ville.syrjala@linux.intel.com, mitulkumar.ajitkumar.golani@intel.com Subject: [PATCH 08/10] drm/i915/vrr: Avoid sending PUSH when VRR TG is used with Fixed refresh rate Date: Mon, 22 Jul 2024 13:57:03 +0530 Message-ID: <20240722082705.3635041-9-ankit.k.nautiyal@intel.com> X-Mailer: git-send-email 2.45.2 In-Reply-To: <20240722082705.3635041-1-ankit.k.nautiyal@intel.com> References: <20240722082705.3635041-1-ankit.k.nautiyal@intel.com> MIME-Version: 1.0 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" As per Bspec:68925: Push enable must be set if not configuring for a fixed refresh rate (i.e Vmin == Flipline == Vmax is not true). Signed-off-by: Ankit Nautiyal Reviewed-by: Mitul Golani --- drivers/gpu/drm/i915/display/intel_vrr.c | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_vrr.c b/drivers/gpu/drm/i915/display/intel_vrr.c index 5a80a8eae087..e60a8833bd7b 100644 --- a/drivers/gpu/drm/i915/display/intel_vrr.c +++ b/drivers/gpu/drm/i915/display/intel_vrr.c @@ -316,7 +316,7 @@ void intel_vrr_send_push(const struct intel_crtc_state *crtc_state) struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); enum transcoder cpu_transcoder = crtc_state->cpu_transcoder; - if (!crtc_state->vrr.enable) + if (!crtc_state->vrr.enable || crtc_state->vrr.fixed_rr) return; intel_de_write(dev_priv, TRANS_PUSH(dev_priv, cpu_transcoder), @@ -329,7 +329,7 @@ bool intel_vrr_is_push_sent(const struct intel_crtc_state *crtc_state) struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); enum transcoder cpu_transcoder = crtc_state->cpu_transcoder; - if (!crtc_state->vrr.enable) + if (!crtc_state->vrr.enable || crtc_state->vrr.fixed_rr) return false; return intel_de_read(dev_priv, TRANS_PUSH(dev_priv, cpu_transcoder)) & TRANS_PUSH_SEND; @@ -343,8 +343,9 @@ void intel_vrr_enable(const struct intel_crtc_state *crtc_state) if (!crtc_state->vrr.enable) return; - intel_de_write(dev_priv, TRANS_PUSH(dev_priv, cpu_transcoder), - TRANS_PUSH_EN); + if (!crtc_state->vrr.fixed_rr) + intel_de_write(dev_priv, TRANS_PUSH(dev_priv, cpu_transcoder), + TRANS_PUSH_EN); if (HAS_AS_SDP(dev_priv)) intel_de_write(dev_priv,