From patchwork Wed May 13 09:38:10 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Lisovskiy, Stanislav" X-Patchwork-Id: 11545537 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id B7C5881 for ; Wed, 13 May 2020 09:42:25 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 9F9DA206B8 for ; Wed, 13 May 2020 09:42:25 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 9F9DA206B8 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=intel-gfx-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id EA0256E9E9; Wed, 13 May 2020 09:42:22 +0000 (UTC) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from mga18.intel.com (mga18.intel.com [134.134.136.126]) by gabe.freedesktop.org (Postfix) with ESMTPS id 6FB1E6E9E9 for ; Wed, 13 May 2020 09:42:21 +0000 (UTC) IronPort-SDR: iqjYZBqkeByCi3VJJwNI8JlgZdSTRAUiGpbpaWEorpJjOUAlW6Vc/BnwGl1MDo+IS+eI/YISAK iAQWIDKlHFpw== X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga006.fm.intel.com ([10.253.24.20]) by orsmga106.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 13 May 2020 02:42:20 -0700 IronPort-SDR: BzPmd9akRx2Qg4j1FqZFPv42SwhfWAwcT2Delnzk7TeSz12L3IQKvJLtQflG90mqk83xDKBeFb iTGlM2BQOLSg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.73,387,1583222400"; d="scan'208";a="464070985" Received: from unknown (HELO slisovsk-Lenovo-ideapad-720S-13IKB.fi.intel.com) ([10.237.72.89]) by fmsmga006.fm.intel.com with ESMTP; 13 May 2020 02:42:19 -0700 From: Stanislav Lisovskiy To: intel-gfx@lists.freedesktop.org Date: Wed, 13 May 2020 12:38:10 +0300 Message-Id: <20200513093816.11466-1-stanislav.lisovskiy@intel.com> X-Mailer: git-send-email 2.24.1.485.gad05a3d8e5 MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH v29 0/6] SAGV support for Gen12+ 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" For Gen11+ platforms BSpec suggests disabling specific QGV points separately, depending on bandwidth limitations and current display configuration. Thus it required adding a new PCode request for disabling QGV points and some refactoring of already existing SAGV code. Also had to refactor intel_can_enable_sagv function, as current seems to be outdated and using skl specific workarounds, also not following BSpec for Gen11+. v25: Rebased patch series as part was merged already v26: Had to resend the whole series as one more mid patch was added v27: Patches 2,3,7 were pushed, have to resend the series to prevent build failure. v28: PCode patch was merged, one patch was added, sent new series. Stanislav Lisovskiy (6): drm/i915: Introduce skl_plane_wm_level accessor. drm/i915: Extract skl SAGV checking drm/i915: Make active_pipes check skl specific drm/i915: Add TGL+ SAGV support drm/i915: Restrict qgv points which don't have enough bandwidth. drm/i915: Enable SAGV support for Gen12 drivers/gpu/drm/i915/display/intel_bw.c | 137 +++++++++--- drivers/gpu/drm/i915/display/intel_bw.h | 9 + drivers/gpu/drm/i915/display/intel_display.c | 8 +- .../drm/i915/display/intel_display_types.h | 5 + drivers/gpu/drm/i915/intel_pm.c | 202 +++++++++++++++--- drivers/gpu/drm/i915/intel_pm.h | 5 +- 6 files changed, 302 insertions(+), 64 deletions(-)