From patchwork Tue Jan 28 13:54:24 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Gupta, Anshuman" X-Patchwork-Id: 11354371 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 31B8914E3 for ; Tue, 28 Jan 2020 14:03:58 +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 1A5F024685 for ; Tue, 28 Jan 2020 14:03:58 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 1A5F024685 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 970B06EE58; Tue, 28 Jan 2020 14:03:55 +0000 (UTC) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from mga01.intel.com (mga01.intel.com [192.55.52.88]) by gabe.freedesktop.org (Postfix) with ESMTPS id 80EAF6EE49 for ; Tue, 28 Jan 2020 14:03:54 +0000 (UTC) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga006.fm.intel.com ([10.253.24.20]) by fmsmga101.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 28 Jan 2020 06:03:54 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.70,374,1574150400"; d="scan'208";a="429334464" Received: from unknown (HELO genxfsim-desktop.iind.intel.com) ([10.223.74.178]) by fmsmga006.fm.intel.com with ESMTP; 28 Jan 2020 06:03:53 -0800 From: Anshuman Gupta To: intel-gfx@lists.freedesktop.org Date: Tue, 28 Jan 2020 19:24:24 +0530 Message-Id: <20200128135425.14596-4-anshuman.gupta@intel.com> X-Mailer: git-send-email 2.24.0 In-Reply-To: <20200128135425.14596-1-anshuman.gupta@intel.com> References: <20200128135425.14596-1-anshuman.gupta@intel.com> MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH 3/4] drm/i915: debugfs info print "HDCP shim isn't available" 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" If HDCP shim is not initialized, i915_display_info connector info returns EINVAL without providing any debug information. Adding a print for that will be useful for debugging. CC: Ramalingam C Signed-off-by: Anshuman Gupta --- drivers/gpu/drm/i915/i915_debugfs.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index 0ac98e39eb75..6d913a71cbdb 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -2405,7 +2405,8 @@ static void intel_dp_info(struct seq_file *m, if (intel_connector->hdcp.shim) { seq_puts(m, "\tHDCP version: "); intel_hdcp_info(m, intel_connector); - } + } else if (!intel_dp_is_edp(intel_dp)) + seq_puts(m, "\tHDCP shim isn't available\n"); } static void intel_dp_mst_info(struct seq_file *m, @@ -2432,6 +2433,8 @@ static void intel_hdmi_info(struct seq_file *m, if (intel_connector->hdcp.shim) { seq_puts(m, "\tHDCP version: "); intel_hdcp_info(m, intel_connector); + } else { + seq_puts(m, "\tHDCP shim isn't available\n"); } }