From patchwork Fri May 18 15:29:29 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?b?VmlsbGUgU3lyasOkbMOk?= X-Patchwork-Id: 10411071 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 0B30B6031B for ; Fri, 18 May 2018 15:31:51 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id ED307289F2 for ; Fri, 18 May 2018 15:31:50 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id E1C3328A00; Fri, 18 May 2018 15:31:50 +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 96913289F2 for ; Fri, 18 May 2018 15:31:50 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 238BF6EDF4; Fri, 18 May 2018 15:31:50 +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 7ED956EE01 for ; Fri, 18 May 2018 15:31:46 +0000 (UTC) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga003.fm.intel.com ([10.253.24.29]) by orsmga105.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 18 May 2018 08:29:45 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.49,415,1520924400"; d="scan'208";a="50352512" Received: from stinkbox.fi.intel.com (HELO stinkbox) ([10.237.72.174]) by FMSMGA003.fm.intel.com with SMTP; 18 May 2018 08:29:43 -0700 Received: by stinkbox (sSMTP sendmail emulation); Fri, 18 May 2018 18:29:43 +0300 From: Ville Syrjala To: intel-gfx@lists.freedesktop.org Date: Fri, 18 May 2018 18:29:29 +0300 Message-Id: <20180518152931.13104-5-ville.syrjala@linux.intel.com> X-Mailer: git-send-email 2.16.1 In-Reply-To: <20180518152931.13104-1-ville.syrjala@linux.intel.com> References: <20180518152931.13104-1-ville.syrjala@linux.intel.com> MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH 5/7] drm/i915: Allow eDP on port C in theory 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: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" X-Virus-Scanned: ClamAV using ClamSMTP From: Ville Syrjälä The power sequencer has bits to allow DP C to be used for eDP. Currently we assume this will never happen, but I guess it could theoretically be a thing. Make the code do the right thing in that case, and toss in a MISSING_CASE() for any other port. Signed-off-by: Ville Syrjälä Reviewed-by: Jani Nikula --- drivers/gpu/drm/i915/intel_dp.c | 14 ++++++++++++-- 1 file changed, 12 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index aab48283f155..fdec8f18a52a 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -5737,10 +5737,20 @@ intel_dp_init_panel_power_sequencer_registers(struct intel_dp *intel_dp, if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) { port_sel = PANEL_PORT_SELECT_VLV(port); } else if (HAS_PCH_IBX(dev_priv) || HAS_PCH_CPT(dev_priv)) { - if (port == PORT_A) + switch (port) { + case PORT_A: port_sel = PANEL_PORT_SELECT_DPA; - else + break; + case PORT_C: + port_sel = PANEL_PORT_SELECT_DPC; + break; + case PORT_D: port_sel = PANEL_PORT_SELECT_DPD; + break; + default: + MISSING_CASE(port); + break; + } } pp_on |= port_sel;