From patchwork Mon Jul 1 06:26:18 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Manna, Animesh" X-Patchwork-Id: 11025095 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 5B086746 for ; Mon, 1 Jul 2019 06:38:40 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 4EE1C284B3 for ; Mon, 1 Jul 2019 06:38:40 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 3F29227FA9; Mon, 1 Jul 2019 06:38:40 +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=-5.2 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, 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 F1F0D27FA9 for ; Mon, 1 Jul 2019 06:38:39 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id AA8068961E; Mon, 1 Jul 2019 06:38:38 +0000 (UTC) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from mga07.intel.com (mga07.intel.com [134.134.136.100]) by gabe.freedesktop.org (Postfix) with ESMTPS id 11E5C8961E for ; Mon, 1 Jul 2019 06:38:38 +0000 (UTC) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga007.jf.intel.com ([10.7.209.58]) by orsmga105.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 30 Jun 2019 23:33:53 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.63,437,1557212400"; d="scan'208,223";a="153988561" Received: from amanna.iind.intel.com ([10.223.74.216]) by orsmga007.jf.intel.com with ESMTP; 30 Jun 2019 23:33:51 -0700 From: Animesh Manna To: intel-gfx@lists.freedesktop.org Date: Mon, 1 Jul 2019 11:56:18 +0530 Message-Id: <20190701062632.456-2-animesh.manna@intel.com> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20190701062632.456-1-animesh.manna@intel.com> References: <20190701062632.456-1-animesh.manna@intel.com> MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH 01/15] drm/i915/dsb: feature flag added for display state buffer. X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Jani Nikula Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" X-Virus-Scanned: ClamAV using ClamSMTP From gen12 onwards Display State Buffer(DSB) is hardware capability added which allows driver to batch submit display HW programming. Feature flag has_dsb added to identify the driver/platform support at runtime. Cc: Jani Nikula Cc: Rodrigo Vivi Signed-off-by: Animesh Manna --- drivers/gpu/drm/i915/i915_drv.h | 2 ++ drivers/gpu/drm/i915/intel_device_info.h | 1 + 2 files changed, 3 insertions(+) diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 7e981b03face..ca6d3e2fe7a6 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -2287,6 +2287,8 @@ IS_SUBPLATFORM(const struct drm_i915_private *i915, #define HAS_IPC(dev_priv) (INTEL_INFO(dev_priv)->display.has_ipc) +#define HAS_DSB(dev_priv) (INTEL_INFO(dev_priv)->display.has_dsb) + /* * For now, anything with a GuC requires uCode loading, and then supports * command submission once loaded. But these are logically independent diff --git a/drivers/gpu/drm/i915/intel_device_info.h b/drivers/gpu/drm/i915/intel_device_info.h index ddafc819bf30..7afe537f9335 100644 --- a/drivers/gpu/drm/i915/intel_device_info.h +++ b/drivers/gpu/drm/i915/intel_device_info.h @@ -132,6 +132,7 @@ enum intel_ppgtt_type { func(has_csr); \ func(has_ddi); \ func(has_dp_mst); \ + func(has_dsb); \ func(has_fbc); \ func(has_gmch); \ func(has_hotplug); \