From patchwork Tue Dec 10 22:57:02 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Laurent Pinchart X-Patchwork-Id: 11283397 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 E5CBD930 for ; Tue, 10 Dec 2019 22:58:10 +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 C45FC207FF for ; Tue, 10 Dec 2019 22:58:10 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=ideasonboard.com header.i=@ideasonboard.com header.b="TRyaNTxA" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org C45FC207FF Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=ideasonboard.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 82A446E9D4; Tue, 10 Dec 2019 22:58:08 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from perceval.ideasonboard.com (perceval.ideasonboard.com [213.167.242.64]) by gabe.freedesktop.org (Postfix) with ESMTPS id 8D5586E9D4 for ; Tue, 10 Dec 2019 22:58:06 +0000 (UTC) Received: from pendragon.bb.dnainternet.fi (81-175-216-236.bb.dnainternet.fi [81.175.216.236]) by perceval.ideasonboard.com (Postfix) with ESMTPSA id 2B23D112C; Tue, 10 Dec 2019 23:58:04 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1576018684; bh=Z1nI/IrV5TKbGx58SP87pUwBGgcS9gTbbCIdxIBZ4C8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=TRyaNTxARXgKa4zYVPn7FfzFTaE4Db32NOZIEyCitM9XCSoKDxovPu8ydE/Dj7540 srVrAWrs+cSrgXYWxb2Uaap06dosXN2OYl5ULHGVYSi91burn26pLz0auEw8x7l94U hQFrRIfsaUn/STDpWbPGKeusCTy7HZb9jfOihoZQ= From: Laurent Pinchart To: dri-devel@lists.freedesktop.org Subject: [PATCH v3 02/50] drm/connector: Add helper to get a connector type name Date: Wed, 11 Dec 2019 00:57:02 +0200 Message-Id: <20191210225750.15709-3-laurent.pinchart@ideasonboard.com> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20191210225750.15709-1-laurent.pinchart@ideasonboard.com> References: <20191210225750.15709-1-laurent.pinchart@ideasonboard.com> MIME-Version: 1.0 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Boris Brezillon , Sean Paul , Sebastian Reichel , Tomi Valkeinen , Sam Ravnborg Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" drm_connector.c contains a map of connector types (DRM_MODE_CONNECTOR_*) to name strings, but doesn't expose it. This leads to drivers having to store a similar map. Add a new drm_get_connector_type_name() helper function that return a name string for a connector type. Signed-off-by: Laurent Pinchart Reviewed-by: Boris Brezillon --- drivers/gpu/drm/drm_connector.c | 15 +++++++++++++++ include/drm/drm_connector.h | 1 + 2 files changed, 16 insertions(+) diff --git a/drivers/gpu/drm/drm_connector.c b/drivers/gpu/drm/drm_connector.c index 2166000ed057..a21ee56c424e 100644 --- a/drivers/gpu/drm/drm_connector.c +++ b/drivers/gpu/drm/drm_connector.c @@ -111,6 +111,21 @@ void drm_connector_ida_destroy(void) ida_destroy(&drm_connector_enum_list[i].ida); } +/** + * drm_get_connector_type_name - return a string for connector type + * @type: The connector type (DRM_MODE_CONNECTOR_*) + * + * Returns: the name of the connector type, or NULL if the type is not valid. + */ +const char *drm_get_connector_type_name(unsigned int type) +{ + if (type < ARRAY_SIZE(drm_connector_enum_list)) + return drm_connector_enum_list[type].name; + + return NULL; +} +EXPORT_SYMBOL(drm_get_connector_type_name); + /** * drm_connector_get_cmdline_mode - reads the user's cmdline mode * @connector: connector to quwery diff --git a/include/drm/drm_connector.h b/include/drm/drm_connector.h index 5f8c3389d46f..3deeba1f8163 100644 --- a/include/drm/drm_connector.h +++ b/include/drm/drm_connector.h @@ -1504,6 +1504,7 @@ drm_connector_is_unregistered(struct drm_connector *connector) DRM_CONNECTOR_UNREGISTERED; } +const char *drm_get_connector_type_name(unsigned int connector_type); const char *drm_get_connector_status_name(enum drm_connector_status status); const char *drm_get_subpixel_order_name(enum subpixel_order order); const char *drm_get_dpms_name(int val);