From patchwork Mon Feb 24 06:17:00 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: "Nautiyal, Ankit K" X-Patchwork-Id: 13988138 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 A8F3EC021BD for ; Mon, 24 Feb 2025 13:44:28 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 0BCB610E541; Mon, 24 Feb 2025 13:42:20 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="Si1dazmv"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.16]) by gabe.freedesktop.org (Postfix) with ESMTPS id EAA8210E13C; Mon, 24 Feb 2025 06:29:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1740378576; x=1771914576; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=WvjqAIfO05+lrHxmDNiwng40iBLwDlExXIJCm6yJZTQ=; b=Si1dazmvNVUSKGj4WxqdcnjCJxDyNatEGfioKoJYW664H6BzktkDQi7I VqhMuszKG+6jK2HIe6D75VrjaBrcDGdVOUAvHrxlajwsRIBMh5EETJpu1 +U23D99QHMB21d3LKUu5hS4rIcXNmjkYUwhjKXe/erktOfhs8cz+nFmdL 57kGxLKwGAt9/Z8A/zGe2I0mFrU4ZU9RmyMoDNVEsGVvPBFmGuAnGHMZu tho55x/JlC6LIvAbytdbfLWGySKJa0lXaf651kBWYvTLfHMeDHDeXLvCG uMHgnGZrxVUomScDaQ/eqb14dPi+Wgjcx5dILFAOlplXQMiHNnJrbjpDW A==; X-CSE-ConnectionGUID: JOtTsyEYSTm4Fth9ruPGsg== X-CSE-MsgGUID: MXU2DABvTS2/TqmVHTVOGA== X-IronPort-AV: E=McAfee;i="6700,10204,11354"; a="28719646" X-IronPort-AV: E=Sophos;i="6.13,309,1732608000"; d="scan'208";a="28719646" Received: from fmviesa003.fm.intel.com ([10.60.135.143]) by fmvoesa110.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 23 Feb 2025 22:29:35 -0800 X-CSE-ConnectionGUID: syNGGv3LQemT+1naaHXG3Q== X-CSE-MsgGUID: OJ/AYb3OQOym22G8mk14kw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.12,224,1728975600"; d="scan'208";a="120076471" Received: from srr4-3-linux-103-aknautiy.iind.intel.com ([10.223.34.160]) by fmviesa003-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 23 Feb 2025 22:29:35 -0800 From: Ankit Nautiyal To: intel-gfx@lists.freedesktop.org Cc: intel-xe@lists.freedesktop.org, jani.nikula@linux.intel.com, ville.syrjala@linux.intel.com, mitulkumar.ajitkumar.golani@intel.com Subject: [PATCH 03/20] drm/i915/vrr: Make helpers for cmrr and vrr timings Date: Mon, 24 Feb 2025 11:47:00 +0530 Message-ID: <20250224061717.1095226-4-ankit.k.nautiyal@intel.com> X-Mailer: git-send-email 2.45.2 In-Reply-To: <20250224061717.1095226-1-ankit.k.nautiyal@intel.com> References: <20250224061717.1095226-1-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" Separate out functions for computing cmrr and vrr timings. Signed-off-by: Ankit Nautiyal Reviewed-by: Ville Syrjälä --- drivers/gpu/drm/i915/display/intel_vrr.c | 45 +++++++++++++++--------- 1 file changed, 28 insertions(+), 17 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_vrr.c b/drivers/gpu/drm/i915/display/intel_vrr.c index a435b8d5b631..008a9c3e152d 100644 --- a/drivers/gpu/drm/i915/display/intel_vrr.c +++ b/drivers/gpu/drm/i915/display/intel_vrr.c @@ -222,6 +222,30 @@ cmrr_get_vtotal(struct intel_crtc_state *crtc_state, bool video_mode_required) return vtotal; } +static +void intel_vrr_compute_cmrr_timings(struct intel_crtc_state *crtc_state) +{ + crtc_state->vrr.enable = true; + crtc_state->cmrr.enable = true; + /* + * TODO: Compute precise target refresh rate to determine + * if video_mode_required should be true. Currently set to + * false due to uncertainty about the precise target + * refresh Rate. + */ + crtc_state->vrr.vmax = cmrr_get_vtotal(crtc_state, false); + crtc_state->vrr.vmin = crtc_state->vrr.vmax; + crtc_state->vrr.flipline = crtc_state->vrr.vmin; + crtc_state->mode_flags |= I915_MODE_FLAG_VRR; +} + +static +void intel_vrr_compute_vrr_timings(struct intel_crtc_state *crtc_state) +{ + crtc_state->vrr.enable = true; + crtc_state->mode_flags |= I915_MODE_FLAG_VRR; +} + static int intel_vrr_compute_vmin(struct intel_connector *connector, struct drm_display_mode *adjusted_mode) @@ -299,23 +323,10 @@ intel_vrr_compute_config(struct intel_crtc_state *crtc_state, */ crtc_state->vrr.vmin -= intel_vrr_flipline_offset(display); - if (crtc_state->uapi.vrr_enabled) { - crtc_state->vrr.enable = true; - crtc_state->mode_flags |= I915_MODE_FLAG_VRR; - } else if (is_cmrr_frac_required(crtc_state) && is_edp) { - crtc_state->vrr.enable = true; - crtc_state->cmrr.enable = true; - /* - * TODO: Compute precise target refresh rate to determine - * if video_mode_required should be true. Currently set to - * false due to uncertainty about the precise target - * refresh Rate. - */ - crtc_state->vrr.vmax = cmrr_get_vtotal(crtc_state, false); - crtc_state->vrr.vmin = crtc_state->vrr.vmax; - crtc_state->vrr.flipline = crtc_state->vrr.vmin; - crtc_state->mode_flags |= I915_MODE_FLAG_VRR; - } + if (crtc_state->uapi.vrr_enabled) + intel_vrr_compute_vrr_timings(crtc_state); + else if (is_cmrr_frac_required(crtc_state) && is_edp) + intel_vrr_compute_cmrr_timings(crtc_state); if (HAS_AS_SDP(display)) { crtc_state->vrr.vsync_start =