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 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 7A485CD98E4 for ; Tue, 16 Jun 2026 14:53:16 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id E694710EC1B; Tue, 16 Jun 2026 14:53:14 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="ACXXwIJA"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.16]) by gabe.freedesktop.org (Postfix) with ESMTPS id 5F8D110EC1B; Tue, 16 Jun 2026 14:53:13 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1781621593; x=1813157593; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=lhHXfYJY4JWiCuEq7Bh/hphDqsisI4gWa35b3gOQZBk=; b=ACXXwIJATP1Ak7az0YOJXIQpW2XisbslzZscM2PvUXj1Xjtn2sTbaYou s+XDWF40MfA3pjLRJeQyHS4WSGgxWctpqiJPTN4fy+JMrQR2Jz4uOacUv lKMOb3PFRI0nZorTbJHqaFbYbeWrzYjeJRXw+PAJ1SdLeIewiUJoXcGQd doXYKjBsGi7qkRy7lc9SHfUqdgv/qQ6XsznGqKou27QAWYGoW2oHKJ8bm A/u2ibsZd6vzb150bWMFsKU3ywu5+LIbLJ3Vch6xdU2/qhrROBj1XYzBI Oys5KyRBWZuiuZzWY84Np5yqz/5/0wgh7AKy+wOaAw5jPVuSpBWlM8DUY g==; X-CSE-ConnectionGUID: 7WB7cv64QvGq8kezz5/2DA== X-CSE-MsgGUID: HnKN3QrATtOBdtXsgKXmjA== X-IronPort-AV: E=McAfee;i="6800,10657,11818"; a="69932807" X-IronPort-AV: E=Sophos;i="6.24,208,1774335600"; d="scan'208";a="69932807" Received: from orviesa001.jf.intel.com ([10.64.159.141]) by fmvoesa110.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 16 Jun 2026 07:53:13 -0700 X-CSE-ConnectionGUID: U8L3UYI0RnCwaVmw9p7rqg== X-CSE-MsgGUID: fqHshM6qTk6Lw9Wp8JRLCg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.24,208,1774335600"; d="scan'208";a="285896286" Received: from mgolanimitul-x299-ud4-pro.iind.intel.com ([10.190.239.114]) by orviesa001.jf.intel.com with ESMTP; 16 Jun 2026 07:53:11 -0700 From: Mitul Golani To: intel-gfx@lists.freedesktop.org Cc: intel-xe@lists.freedesktop.org, ankit.k.nautiyal@intel.com, chaitanya.kumar.borah@intel.com Subject: [PATCH v2 00/11] Enable CMRR in fixed-RR VRR path Date: Tue, 16 Jun 2026 20:12:21 +0530 Message-ID: <20260616144233.832276-1-mitulkumar.ajitkumar.golani@intel.com> X-Mailer: git-send-email 2.48.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: intel-xe@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel Xe graphics driver List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-xe-bounces@lists.freedesktop.org Sender: "Intel-xe" The existing CMRR fractional-timing code was permanently disabled (if (!HAS_CMRR || true)), eDP-only, and relied on a heuristic to guess when the fractional path was needed. This series reworks it into a generic, debugfs-driven feature, which later will be controlled via userspace when respective uapi will be in-palce. Mitul Golani (11): drm/i915/vrr: add per-CRTC vrr/cmrr debugfs control drm/i915/vrr: compute CMRR fractional timings generically drm/i915/vrr: dump CMRR state in the crtc state dump drm/i915/vrr: Move CMRR hw registers to fix refresh rate path drm/i915/vrr: Enable/Disable CMRR based on enable/disable preconditions drm/i915/display: Move CMRR crtc_state members under VRR drm/i915/vrr: Fix the CMRR enabling/disabling sequence drm/i915/vrr: Compare state and HW registers if platform supports CMRR drm/i915/vrr: Remove TODO as CMRR is exclusive to Adaptive mode drm/i915/vrr: Return from CMRR compute config in case of PSR2 enabled drm/i915/vrr: Enable cmrr .../drm/i915/display/intel_crtc_state_dump.c | 4 + drivers/gpu/drm/i915/display/intel_display.c | 4 +- .../drm/i915/display/intel_display_debugfs.c | 2 + .../drm/i915/display/intel_display_types.h | 12 + drivers/gpu/drm/i915/display/intel_dp.c | 2 +- drivers/gpu/drm/i915/display/intel_vrr.c | 360 +++++++++++++----- drivers/gpu/drm/i915/display/intel_vrr.h | 2 + 7 files changed, 293 insertions(+), 93 deletions(-) -- 2.48.1