From patchwork Wed Jan 8 18:12:42 2020 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: 11324271 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 A0401138C for ; Wed, 8 Jan 2020 18:13:13 +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 8874820656 for ; Wed, 8 Jan 2020 18:13:12 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 8874820656 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linux.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 431ED6E27C; Wed, 8 Jan 2020 18:13:12 +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 D6F376E27C for ; Wed, 8 Jan 2020 18:13:10 +0000 (UTC) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga008.jf.intel.com ([10.7.209.65]) by orsmga105.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 08 Jan 2020 10:13:10 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.69,410,1571727600"; d="scan'208";a="216028572" Received: from stinkbox.fi.intel.com (HELO stinkbox) ([10.237.72.174]) by orsmga008.jf.intel.com with SMTP; 08 Jan 2020 10:13:08 -0800 Received: by stinkbox (sSMTP sendmail emulation); Wed, 08 Jan 2020 20:13:07 +0200 From: Ville Syrjala To: intel-gfx@lists.freedesktop.org Date: Wed, 8 Jan 2020 20:12:42 +0200 Message-Id: <20200108181242.13650-9-ville.syrjala@linux.intel.com> X-Mailer: git-send-email 2.24.1 In-Reply-To: <20200108181242.13650-1-ville.syrjala@linux.intel.com> References: <20200108181242.13650-1-ville.syrjala@linux.intel.com> MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH 9/9] drm/i915/dvo: Make .get_modes() return the number of modes 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" From: Ville Syrjälä .get_modes() is supposed to return the number of modes added to the probed_modes list (not that anyone actually checks for anything except zero vs. not zero). Let's do that. Signed-off-by: Ville Syrjälä Reviewed-by: Imre Deak --- drivers/gpu/drm/i915/display/intel_dvo.c | 14 ++++++++------ 1 file changed, 8 insertions(+), 6 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_dvo.c b/drivers/gpu/drm/i915/display/intel_dvo.c index a74dc5b915d1..3ce9f72d12e5 100644 --- a/drivers/gpu/drm/i915/display/intel_dvo.c +++ b/drivers/gpu/drm/i915/display/intel_dvo.c @@ -322,6 +322,7 @@ static int intel_dvo_get_modes(struct drm_connector *connector) struct drm_i915_private *dev_priv = to_i915(connector->dev); const struct drm_display_mode *fixed_mode = to_intel_connector(connector)->panel.fixed_mode; + int num_modes; /* * We should probably have an i2c driver get_modes function for those @@ -329,21 +330,22 @@ static int intel_dvo_get_modes(struct drm_connector *connector) * (TV-out, for example), but for now with just TMDS and LVDS, * that's not the case. */ - intel_ddc_get_modes(connector, - intel_gmbus_get_adapter(dev_priv, GMBUS_PIN_DPC)); - if (!list_empty(&connector->probed_modes)) - return 1; + num_modes = intel_ddc_get_modes(connector, + intel_gmbus_get_adapter(dev_priv, GMBUS_PIN_DPC)); + if (num_modes) + return num_modes; if (fixed_mode) { struct drm_display_mode *mode; + mode = drm_mode_duplicate(connector->dev, fixed_mode); if (mode) { drm_mode_probed_add(connector, mode); - return 1; + num_modes++; } } - return 0; + return num_modes; } static const struct drm_connector_funcs intel_dvo_connector_funcs = {