From patchwork Mon Aug 4 09:56:35 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Dheeraj Jamwal X-Patchwork-Id: 4708901 Return-Path: X-Original-To: patchwork-ltsi-dev@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 23FE89F375 for ; Mon, 11 Aug 2014 18:47:48 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 47B642011E for ; Mon, 11 Aug 2014 18:47:47 +0000 (UTC) Received: from mail.linuxfoundation.org (mail.linuxfoundation.org [140.211.169.12]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 51CC92010B for ; Mon, 11 Aug 2014 18:47:46 +0000 (UTC) Received: from mail.linux-foundation.org (localhost [127.0.0.1]) by mail.linuxfoundation.org (Postfix) with ESMTP id BF358BB0; Mon, 11 Aug 2014 18:43:00 +0000 (UTC) X-Original-To: ltsi-dev@lists.linuxfoundation.org Delivered-To: ltsi-dev@mail.linuxfoundation.org Received: from smtp1.linuxfoundation.org (smtp1.linux-foundation.org [172.17.192.35]) by mail.linuxfoundation.org (Postfix) with ESMTPS id 8BB9895A for ; Mon, 4 Aug 2014 09:53:43 +0000 (UTC) X-Greylist: domain auto-whitelisted by SQLgrey-1.7.6 Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by smtp1.linuxfoundation.org (Postfix) with ESMTP id 3AFCC1F89B for ; Mon, 4 Aug 2014 09:53:43 +0000 (UTC) Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by fmsmga102.fm.intel.com with ESMTP; 04 Aug 2014 02:53:42 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.01,797,1400050800"; d="scan'208";a="579675602" Received: from ubuntu-desktop.png.intel.com ([10.221.122.132]) by fmsmga002.fm.intel.com with ESMTP; 04 Aug 2014 02:53:41 -0700 From: Dheeraj Jamwal To: ltsi-dev@lists.linuxfoundation.org Date: Mon, 4 Aug 2014 17:56:35 +0800 Message-Id: <1407146233-24026-4-git-send-email-dheerajx.s.jamwal@intel.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1407146233-24026-1-git-send-email-dheerajx.s.jamwal@intel.com> References: <1407146233-24026-1-git-send-email-dheerajx.s.jamwal@intel.com> MIME-Version: 1.0 X-Spam-Status: No, score=-4.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Mailman-Approved-At: Mon, 11 Aug 2014 18:42:51 +0000 Subject: [LTSI-dev] [PATCH 03/41] drm/i915: Add new CRC sources X-BeenThere: ltsi-dev@lists.linuxfoundation.org X-Mailman-Version: 2.1.12 Precedence: list List-Id: "A list to discuss patches, development, and other things related to the LTSI project" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: ltsi-dev-bounces@lists.linuxfoundation.org Errors-To: ltsi-dev-bounces@lists.linuxfoundation.org X-Virus-Scanned: ClamAV using ClamSMTP From: Daniel Vetter On pre-gen5 and vlv we can't use the pipe source when TV-out or a DP port is connected to the pipe. Hence we need to expose new CRC sources. Also simplify the existing pipe source platform code a bit by rejecting all unhandled sources by default. Reviewed-by: Ville Syrjälä Signed-off-by: Daniel Vetter (cherry picked from commit 3d099a05b121727bfa797391ea1da15eb33eac16) Signed-off-by: Dheeraj Jamwal --- drivers/gpu/drm/i915/i915_debugfs.c | 16 ++++++++++------ drivers/gpu/drm/i915/i915_drv.h | 5 +++++ 2 files changed, 15 insertions(+), 6 deletions(-) diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index 061182a..d7ee350 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -1915,6 +1915,10 @@ static const char * const pipe_crc_sources[] = { "plane2", "pf", "pipe", + "TV", + "DP-B", + "DP-C", + "DP-D", }; static const char *pipe_crc_source_name(enum intel_pipe_crc_source source) @@ -1953,14 +1957,14 @@ static int ilk_pipe_crc_ctl_reg(enum intel_pipe_crc_source source, case INTEL_PIPE_CRC_SOURCE_PLANE2: *val = PIPE_CRC_ENABLE | PIPE_CRC_SOURCE_SPRITE_ILK; break; - case INTEL_PIPE_CRC_SOURCE_PF: - return -EINVAL; case INTEL_PIPE_CRC_SOURCE_PIPE: *val = PIPE_CRC_ENABLE | PIPE_CRC_SOURCE_PIPE_ILK; break; - default: + case INTEL_PIPE_CRC_SOURCE_NONE: *val = 0; break; + default: + return -EINVAL; } return 0; @@ -1979,11 +1983,11 @@ static int ivb_pipe_crc_ctl_reg(enum intel_pipe_crc_source source, case INTEL_PIPE_CRC_SOURCE_PF: *val = PIPE_CRC_ENABLE | PIPE_CRC_SOURCE_PF_IVB; break; - case INTEL_PIPE_CRC_SOURCE_PIPE: - return -EINVAL; - default: + case INTEL_PIPE_CRC_SOURCE_NONE: *val = 0; break; + default: + return -EINVAL; } return 0; diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 51d0998..5757fa4 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -1226,6 +1226,11 @@ enum intel_pipe_crc_source { INTEL_PIPE_CRC_SOURCE_PLANE2, INTEL_PIPE_CRC_SOURCE_PF, INTEL_PIPE_CRC_SOURCE_PIPE, + /* TV/DP on pre-gen5/vlv can't use the pipe source. */ + INTEL_PIPE_CRC_SOURCE_TV, + INTEL_PIPE_CRC_SOURCE_DP_B, + INTEL_PIPE_CRC_SOURCE_DP_C, + INTEL_PIPE_CRC_SOURCE_DP_D, INTEL_PIPE_CRC_SOURCE_MAX, };