From patchwork Fri Feb 14 14:19:50 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Imre Deak X-Patchwork-Id: 13974995 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 C18D0C021A4 for ; Fri, 14 Feb 2025 14:19:04 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 5B67D10ECA6; Fri, 14 Feb 2025 14:19:04 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="C09s9sae"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.16]) by gabe.freedesktop.org (Postfix) with ESMTPS id E4EAA10ECA6; Fri, 14 Feb 2025 14:19:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1739542743; x=1771078743; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=oSy9VGFpWZzip9RFoC6TUuUR89vIUShMS+W9+7nQxhU=; b=C09s9sae2N9f3BCC6fYMv9ZdTMERuW65qQTVDZm3lMloWcR1bMAlhcFX WtZoBY1lMODhEGc7KlvzJiKqrTETbwfFxprPdKDpeXSpq+Nzr2bikt7vT 3i7ggC7x7SC/5dQsHLulJPCH1iow4x6lzvZMZOSANUlO7qepPbXxSFpb6 aS9QZV5Om0BvY+179pigRFf1BaDZIHf3OomiOVQxyIq7LJRDaHZukmEYc wGPTA6RiWIGfdZ10rNK2DfsB8cMS0n1ZPne9vU+i0vcMRLImTn4fUi+PM 3hJcfGLSfQ2X+pL+UKNoojZ+3nVvt2q1vzD7MwpoE0PLTJNSngB8x5asM A==; X-CSE-ConnectionGUID: 3GQuxn2MTHqil/WKrQg/Bg== X-CSE-MsgGUID: Izj5BgfkQTqLr6fPJ7oiAw== X-IronPort-AV: E=McAfee;i="6700,10204,11345"; a="27892488" X-IronPort-AV: E=Sophos;i="6.13,286,1732608000"; d="scan'208";a="27892488" Received: from fmviesa002.fm.intel.com ([10.60.135.142]) by fmvoesa110.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 14 Feb 2025 06:19:03 -0800 X-CSE-ConnectionGUID: cubub92TRFmaPqW/tyP9Lg== X-CSE-MsgGUID: iFyml0MISmqAz1ghdHT2AQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.12,224,1728975600"; d="scan'208";a="136694211" Received: from ideak-desk.fi.intel.com ([10.237.72.78]) by fmviesa002-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 14 Feb 2025 06:19:01 -0800 From: Imre Deak To: intel-gfx@lists.freedesktop.org, intel-xe@lists.freedesktop.org Cc: Jani Nikula , Mika Kahola Subject: [PATCH v2 00/11] drm/i915/ddi: Fix/simplify port enabling/disabling Date: Fri, 14 Feb 2025 16:19:50 +0200 Message-ID: <20250214142001.552916-1-imre.deak@intel.com> X-Mailer: git-send-email 2.44.2 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" This v2 of [1], addressing the review comments from Jani and adding Rbs. This version contains only the first half of the patchset, leaving the rest for a follow-up, since programming DDI_BUF_CTL via RMW contained in the latter part needs more thought. Cc: Jani Nikula Cc: Mika Kahola [1] https://patchwork.freedesktop.org/series/144122 Imre Deak (11): drm/i915/dsi: Use TRANS_DDI_FUNC_CTL's own port width macro drm/i915/ddi: Fix HDMI port width programming in DDI_BUF_CTL drm/i915/ddi: Make all the PORT_WIDTH macros work the same way drm/i915/ddi: Set missing TC DP PHY lane stagger delay in DDI_BUF_CTL drm/i915/ddi: Simplify the port enabling via DDI_BUF_CTL drm/i915/ddi: Simplify the port disabling via DDI_BUF_CTL drm/i915/ddi: Simplify waiting for a port to get active/idle via DDI_BUF_CTL drm/i915/ddi: Move platform checks within mtl_ddi_enable/disable_d2d_link() drm/i915/ddi: Unify the platform specific functions disabling a port drm/i915/ddi: Add a helper to enable a port drm/i915/ddi: Sanitize DDI_BUF_CTL register definitions drivers/gpu/drm/i915/display/icl_dsi.c | 4 +- .../gpu/drm/i915/display/intel_cx0_phy_regs.h | 3 +- drivers/gpu/drm/i915/display/intel_ddi.c | 256 +++++++----------- drivers/gpu/drm/i915/i915_reg.h | 25 +- 4 files changed, 123 insertions(+), 165 deletions(-)