From patchwork Tue Sep 19 17:27:39 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: sagar.a.kamble@intel.com X-Patchwork-Id: 9959737 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id B14CC60568 for ; Tue, 19 Sep 2017 17:24:32 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 9977C28ED4 for ; Tue, 19 Sep 2017 17:24:32 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 8E8BC28ED6; Tue, 19 Sep 2017 17:24:32 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.2 required=2.0 tests=BAYES_00, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 4FD6928ED4 for ; Tue, 19 Sep 2017 17:24:32 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id B1B876E5FA; Tue, 19 Sep 2017 17:24:31 +0000 (UTC) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by gabe.freedesktop.org (Postfix) with ESMTPS id 700206E5FA for ; Tue, 19 Sep 2017 17:24:30 +0000 (UTC) Received: from orsmga001.jf.intel.com ([10.7.209.18]) by fmsmga102.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 19 Sep 2017 10:24:30 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos; i="5.42,418,1500966000"; d="scan'208"; a="1173839481" Received: from sakamble-desktop.iind.intel.com ([10.223.26.118]) by orsmga001.jf.intel.com with ESMTP; 19 Sep 2017 10:24:28 -0700 From: Sagar Arun Kamble To: intel-gfx@lists.freedesktop.org Date: Tue, 19 Sep 2017 22:57:39 +0530 Message-Id: <1505842071-12787-3-git-send-email-sagar.a.kamble@intel.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1505842071-12787-1-git-send-email-sagar.a.kamble@intel.com> References: <1505842071-12787-1-git-send-email-sagar.a.kamble@intel.com> MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH 02/14] drm/i915: Create intel_uc_init_mmio to initialize MMIO interface prior to uc init X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.18 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" X-Virus-Scanned: ClamAV using ClamSMTP This patch adds new function intel_uc_init_mmio which will initialize MMIO access related variables prior to uc load/init. v2: Removed unnecessary export of guc_send_init_regs. Created intel_uc_init_mmio that currently wraps guc_init_send_regs. (Michal) Cc: Michal Wajdeczko Cc: Michał Winiarski Signed-off-by: Sagar Arun Kamble --- drivers/gpu/drm/i915/i915_drv.c | 2 ++ drivers/gpu/drm/i915/intel_uc.c | 7 +++++-- drivers/gpu/drm/i915/intel_uc.h | 1 + 3 files changed, 8 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index 5c111ea..ef4f84d 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -1002,6 +1002,8 @@ static int i915_driver_init_mmio(struct drm_i915_private *dev_priv) intel_uncore_init(dev_priv); + intel_uc_init_mmio(dev_priv); + ret = intel_engines_init_mmio(dev_priv); if (ret) goto err_uncore; diff --git a/drivers/gpu/drm/i915/intel_uc.c b/drivers/gpu/drm/i915/intel_uc.c index b91f848..f2ccb7c 100644 --- a/drivers/gpu/drm/i915/intel_uc.c +++ b/drivers/gpu/drm/i915/intel_uc.c @@ -288,6 +288,11 @@ static void guc_init_send_regs(struct intel_guc *guc) guc->send_regs.fw_domains = fw_domains; } +void intel_uc_init_mmio(struct drm_i915_private *dev_priv) +{ + guc_init_send_regs(&dev_priv->guc); +} + static void guc_capture_load_err_log(struct intel_guc *guc) { if (!guc->log.vma || i915.guc_log_level < 0) @@ -309,8 +314,6 @@ static int guc_enable_communication(struct intel_guc *guc) { struct drm_i915_private *dev_priv = guc_to_i915(guc); - guc_init_send_regs(guc); - if (HAS_GUC_CT(dev_priv)) return intel_guc_enable_ct(guc); diff --git a/drivers/gpu/drm/i915/intel_uc.h b/drivers/gpu/drm/i915/intel_uc.h index 8560a7e..60bf814 100644 --- a/drivers/gpu/drm/i915/intel_uc.h +++ b/drivers/gpu/drm/i915/intel_uc.h @@ -206,6 +206,7 @@ struct intel_huc { void intel_uc_init_early(struct drm_i915_private *dev_priv); void intel_uc_init_fw(struct drm_i915_private *dev_priv); void intel_uc_fini_fw(struct drm_i915_private *dev_priv); +void intel_uc_init_mmio(struct drm_i915_private *dev_priv); int intel_uc_init_hw(struct drm_i915_private *dev_priv); void intel_uc_fini_hw(struct drm_i915_private *dev_priv); int intel_guc_sample_forcewake(struct intel_guc *guc);