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 58B2CC3ABAC for ; Tue, 6 May 2025 14:57:28 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id E9C6E10E6CA; Tue, 6 May 2025 14:57:27 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="GoFF2yHx"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.13]) by gabe.freedesktop.org (Postfix) with ESMTPS id 3351810E6CA; Tue, 6 May 2025 14:57:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1746543448; x=1778079448; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=e/Aj87GTrNtz39FVkz5MibMI0f2kKpbut3Ix1N2z9w8=; b=GoFF2yHx1re5RJrLwPqJo7eo8U1BmORrIRUU/etpEvdV/ZmKGS9q8KC6 UD1+QQ0QMtEtUmJcGZfotG0OE5RBOZ/hXQLS1kQM9hlEA0S7RY0AhWARe jpzq7sga9Vpct832brJDYVbx9B3MENqhareGOWzPkm2Athm94MS08tuld Eo+TgraNzU+nC7rQdscf4MmN9L9Pa5GpQTvh3AJ4IRgLNZtbJs6hU5qVN 2iPNaQYHW+/ka5NHRwxF+OJyqG3uNqpwPiNHrCaO7BTSkgcOG2kLsitkz 4SNh/sDMvuIE1//PgK6L4rYTSAsvTBYP3F3uDg3X7o2MAB/Zx586VWbVF Q==; X-CSE-ConnectionGUID: PXWWUI5RSqK8tlPdTY8YWA== X-CSE-MsgGUID: TrjH+zpETZi1VKNgjHeh0Q== X-IronPort-AV: E=McAfee;i="6700,10204,11425"; a="59206037" X-IronPort-AV: E=Sophos;i="6.15,266,1739865600"; d="scan'208";a="59206037" Received: from orviesa002.jf.intel.com ([10.64.159.142]) by orvoesa105.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 06 May 2025 07:57:28 -0700 X-CSE-ConnectionGUID: XShthPUrRgWMSr3Cm9/6Lg== X-CSE-MsgGUID: SirrSLzxTnKhITBPQDf0Uw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.15,266,1739865600"; d="scan'208";a="166572186" Received: from mgolanimitul-x299-ud4-pro.iind.intel.com ([10.190.239.114]) by orviesa002.jf.intel.com with ESMTP; 06 May 2025 07:57:25 -0700 From: Mitul Golani To: intel-gfx@lists.freedesktop.org, intel-xe@lists.freedesktop.org Cc: ankit.k.nautiyal@intel.com, ville.syrjala@intel.com Subject: [PATCH v4 07/17] drm/i915/vrr: Add DC Balance params to crtc_state Date: Tue, 6 May 2025 20:25:07 +0530 Message-ID: <20250506145517.4129419-8-mitulkumar.ajitkumar.golani@intel.com> X-Mailer: git-send-email 2.48.1 In-Reply-To: <20250506145517.4129419-1-mitulkumar.ajitkumar.golani@intel.com> References: <20250506145517.4129419-1-mitulkumar.ajitkumar.golani@intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 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" Add DC Balance params to crtc_state, also add state checker params for related properties. --v3: - Seggregate crtc_state params with this patch. (Ankit) --v4: - Update commit message and header. (Ankit) - Add +1 to VMIN and VMAX only when it is non-zero. (Ankit) Signed-off-by: Mitul Golani --- drivers/gpu/drm/i915/display/intel_display.c | 8 +++++++ .../drm/i915/display/intel_display_types.h | 7 ++++++ drivers/gpu/drm/i915/display/intel_vrr.c | 24 +++++++++++++++++++ 3 files changed, 39 insertions(+) diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index 287110e4e435..20c7c6eb485d 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -5412,6 +5412,14 @@ intel_pipe_config_compare(const struct intel_crtc_state *current_config, PIPE_CONF_CHECK_LLI(cmrr.cmrr_m); PIPE_CONF_CHECK_LLI(cmrr.cmrr_n); PIPE_CONF_CHECK_BOOL(cmrr.enable); + PIPE_CONF_CHECK_BOOL(vrr.dc_balance.enable); + PIPE_CONF_CHECK_I(vrr.dc_balance.vmin); + PIPE_CONF_CHECK_I(vrr.dc_balance.vmax); + PIPE_CONF_CHECK_I(vrr.dc_balance.guardband); + PIPE_CONF_CHECK_I(vrr.dc_balance.slope); + PIPE_CONF_CHECK_I(vrr.dc_balance.max_increase); + PIPE_CONF_CHECK_I(vrr.dc_balance.max_decrease); + PIPE_CONF_CHECK_I(vrr.dc_balance.vblank_target); } if (!fastset || intel_vrr_always_use_vrr_tg(display)) { diff --git a/drivers/gpu/drm/i915/display/intel_display_types.h b/drivers/gpu/drm/i915/display/intel_display_types.h index 7415564d058a..e6b5bec748cd 100644 --- a/drivers/gpu/drm/i915/display/intel_display_types.h +++ b/drivers/gpu/drm/i915/display/intel_display_types.h @@ -1308,6 +1308,13 @@ struct intel_crtc_state { u8 pipeline_full; u16 flipline, vmin, vmax, guardband; u32 vsync_end, vsync_start; + struct { + bool enable; + u16 vmin, vmax; + u16 guardband, slope; + u16 max_increase, max_decrease; + u16 vblank_target; + } dc_balance; } vrr; /* Content Match Refresh Rate state */ diff --git a/drivers/gpu/drm/i915/display/intel_vrr.c b/drivers/gpu/drm/i915/display/intel_vrr.c index ab4f8def821c..726fa49558d1 100644 --- a/drivers/gpu/drm/i915/display/intel_vrr.c +++ b/drivers/gpu/drm/i915/display/intel_vrr.c @@ -10,6 +10,7 @@ #include "intel_de.h" #include "intel_display_types.h" #include "intel_dp.h" +#include "intel_dmc_regs.h" #include "intel_vrr.h" #include "intel_vrr_regs.h" @@ -676,6 +677,8 @@ void intel_vrr_get_config(struct intel_crtc_state *crtc_state) { struct intel_display *display = to_intel_display(crtc_state); enum transcoder cpu_transcoder = crtc_state->cpu_transcoder; + struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); + enum pipe pipe = crtc->pipe; u32 trans_vrr_ctl, trans_vrr_vsync; bool vrr_enable; @@ -738,6 +741,27 @@ void intel_vrr_get_config(struct intel_crtc_state *crtc_state) else crtc_state->vrr.enable = vrr_enable; + if (HAS_VRR_DC_BALANCE(display)) { + crtc_state->vrr.dc_balance.enable = + intel_de_read(display, PIPEDMC_DCB_CTL(pipe)) & PIPEDMC_ADAPTIVE_DCB_ENABLE; + crtc_state->vrr.dc_balance.vmin = + intel_de_read(display, PIPEDMC_DCB_VMIN(pipe)) ? + intel_de_read(display, PIPEDMC_DCB_VMIN(pipe)) + 1 : 0; + crtc_state->vrr.dc_balance.vmax = + intel_de_read(display, PIPEDMC_DCB_VMAX(pipe)) ? + intel_de_read(display, PIPEDMC_DCB_VMAX(pipe)) + 1 : 0; + crtc_state->vrr.dc_balance.guardband = + intel_de_read(display, PIPEDMC_DCB_GUARDBAND(pipe)); + crtc_state->vrr.dc_balance.max_increase = + intel_de_read(display, PIPEDMC_DCB_MAX_INCREASE(pipe)); + crtc_state->vrr.dc_balance.max_decrease = + intel_de_read(display, PIPEDMC_DCB_MAX_DECREASE(pipe)); + crtc_state->vrr.dc_balance.slope = + intel_de_read(display, PIPEDMC_DCB_SLOPE(pipe)); + crtc_state->vrr.dc_balance.vblank_target = + intel_de_read(display, PIPEDMC_DCB_VBLANK(pipe)); + } + /* * #TODO: For Both VRR and CMRR the flag I915_MODE_FLAG_VRR is set for mode_flags. * Since CMRR is currently disabled, set this flag for VRR for now. -- 2.48.1