From patchwork Mon May 23 10:50:57 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mika Kahola X-Patchwork-Id: 9131481 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 E732660459 for ; Mon, 23 May 2016 10:51:51 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id DA6B428221 for ; Mon, 23 May 2016 10:51:51 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id CF82A28231; Mon, 23 May 2016 10:51:51 +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]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 98B3D28221 for ; Mon, 23 May 2016 10:51:51 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 2F7036E585; Mon, 23 May 2016 10:51:46 +0000 (UTC) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from mga03.intel.com (mga03.intel.com [134.134.136.65]) by gabe.freedesktop.org (Postfix) with ESMTP id 5A73D6E56E; Mon, 23 May 2016 10:51:27 +0000 (UTC) Received: from orsmga002.jf.intel.com ([10.7.209.21]) by orsmga103.jf.intel.com with ESMTP; 23 May 2016 03:51:27 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.26,355,1459839600"; d="scan'208";a="982783414" Received: from sorvi.fi.intel.com ([10.237.72.50]) by orsmga002.jf.intel.com with ESMTP; 23 May 2016 03:51:24 -0700 From: Mika Kahola To: dri-devel@lists.freedesktop.org Date: Mon, 23 May 2016 13:50:57 +0300 Message-Id: <1464000657-16867-13-git-send-email-mika.kahola@intel.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1464000657-16867-1-git-send-email-mika.kahola@intel.com> References: <1464000657-16867-1-git-send-email-mika.kahola@intel.com> Cc: intel-gfx@lists.freedesktop.org, jim.bride@intel.com Subject: [Intel-gfx] [PATCH v3 12/12] drm/i915: Add DP branch device info on debugfs 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: , MIME-Version: 1.0 Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" X-Virus-Scanned: ClamAV using ClamSMTP Read DisplayPort branch device info from through debugfs interface. Signed-off-by: Mika Kahola --- drivers/gpu/drm/i915/i915_debugfs.c | 37 +++++++++++++++++++++++++++++++++++++ 1 file changed, 37 insertions(+) diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index 4c6b48d..74c6aa2 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -2923,6 +2923,43 @@ static void intel_dp_info(struct seq_file *m, seq_printf(m, "\tDPCD rev: %x\n", intel_dp->dpcd[DP_DPCD_REV]); seq_printf(m, "\taudio support: %s\n", yesno(intel_dp->has_audio)); + seq_printf(m, "\tbranch device: %s\n", yesno(intel_dp->bd.present)); + + if (intel_dp->bd.present) { + switch (intel_dp->bd.type) { + case DP_DS_PORT_TYPE_DP: + seq_printf(m, "\ttype: DisplayPort\n"); + break; + case DP_DS_PORT_TYPE_VGA: + seq_printf(m, "\ttype: VGA\n"); + break; + case DP_DS_PORT_TYPE_DVI: + seq_printf(m, "\ttype: DVI\n"); + break; + case DP_DS_PORT_TYPE_HDMI: + seq_printf(m, "\ttype: HDMI\n"); + break; + case DP_DS_PORT_TYPE_NON_EDID: + seq_printf(m, "\ttype: others without EDID support\n"); + break; + case DP_DS_PORT_TYPE_DP_DUALMODE: + seq_printf(m, "\ttype: DP++\n"); + break; + case DP_DS_PORT_TYPE_WIRELESS: + seq_printf(m, "\ttype: Wireless\n"); + break; + default: + seq_printf(m, "\ttype: N/A\n"); + } + + seq_printf(m, "\tHPD aware: %s\n", yesno(intel_dp->bd.hpd)); + seq_printf(m, "\tDevice id: %s\n", intel_dp->bd.id); + seq_printf(m, "\tHW revision: %.2d.%.2d\n", + intel_dp->bd.hw_rev & 0xf, (intel_dp->bd.hw_rev>>4) & 0xf); + seq_printf(m, "\tSW revision: %.2d.%.2d\n", + intel_dp->bd.sw_rev[0], intel_dp->bd.sw_rev[1]); + } + if (intel_encoder->type == INTEL_OUTPUT_EDP) intel_panel_info(m, &intel_connector->panel); }