From patchwork Thu Jun 27 09:49:13 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Laurent Pinchart X-Patchwork-Id: 2791021 X-Patchwork-Delegate: lethal@linux-sh.org Return-Path: X-Original-To: patchwork-linux-sh@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork1.web.kernel.org (Postfix) with ESMTP id E38BE9F245 for ; Thu, 27 Jun 2013 09:49:27 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id A3B1D20314 for ; Thu, 27 Jun 2013 09:49:26 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 9B14F2030D for ; Thu, 27 Jun 2013 09:49:24 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752786Ab3F0JtS (ORCPT ); Thu, 27 Jun 2013 05:49:18 -0400 Received: from perceval.ideasonboard.com ([95.142.166.194]:33906 "EHLO perceval.ideasonboard.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752747Ab3F0JtQ (ORCPT ); Thu, 27 Jun 2013 05:49:16 -0400 Received: from avalon.ideasonboard.com (unknown [91.177.135.140]) by perceval.ideasonboard.com (Postfix) with ESMTPSA id 231BE35A50; Thu, 27 Jun 2013 11:49:06 +0200 (CEST) From: Laurent Pinchart To: dri-devel@lists.freedesktop.org Cc: linux-sh@vger.kernel.org Subject: [PATCH 03/24] drm/rcar-du: Add platform module device table Date: Thu, 27 Jun 2013 11:49:13 +0200 Message-Id: <1372326574-4315-4-git-send-email-laurent.pinchart+renesas@ideasonboard.com> X-Mailer: git-send-email 1.8.1.5 In-Reply-To: <1372326574-4315-1-git-send-email-laurent.pinchart+renesas@ideasonboard.com> References: <1372326574-4315-1-git-send-email-laurent.pinchart+renesas@ideasonboard.com> Sender: linux-sh-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-sh@vger.kernel.org X-Spam-Status: No, score=-8.2 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=ham version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP The platform device id driver data field points to a device information structure that only contains a (currently empty) features field for now. Support for additional model-dependent features will be added later. Only the R8A7779 variant is currently supported. Signed-off-by: Laurent Pinchart --- drivers/gpu/drm/rcar-du/rcar_du_drv.c | 13 +++++++++++++ drivers/gpu/drm/rcar-du/rcar_du_drv.h | 15 +++++++++++++++ 2 files changed, 28 insertions(+) diff --git a/drivers/gpu/drm/rcar-du/rcar_du_drv.c b/drivers/gpu/drm/rcar-du/rcar_du_drv.c index 24ab0ca..d705990 100644 --- a/drivers/gpu/drm/rcar-du/rcar_du_drv.c +++ b/drivers/gpu/drm/rcar-du/rcar_du_drv.c @@ -123,6 +123,7 @@ static int rcar_du_load(struct drm_device *dev, unsigned long flags) rcdu->dev = &pdev->dev; rcdu->pdata = pdata; + rcdu->info = (struct rcar_du_device_info *)pdev->id_entry->driver_data; rcdu->ddev = dev; dev->dev_private = rcdu; @@ -292,6 +293,17 @@ static int rcar_du_remove(struct platform_device *pdev) return 0; } +static const struct rcar_du_device_info rcar_du_r8a7779_info = { + .features = 0, +}; + +static const struct platform_device_id rcar_du_id_table[] = { + { "rcar-du-r8a7779", (kernel_ulong_t)&rcar_du_r8a7779_info }, + { } +}; + +MODULE_DEVICE_TABLE(platform, rcar_du_id_table); + static struct platform_driver rcar_du_platform_driver = { .probe = rcar_du_probe, .remove = rcar_du_remove, @@ -300,6 +312,7 @@ static struct platform_driver rcar_du_platform_driver = { .name = "rcar-du", .pm = &rcar_du_pm_ops, }, + .id_table = rcar_du_id_table, }; module_platform_driver(rcar_du_platform_driver); diff --git a/drivers/gpu/drm/rcar-du/rcar_du_drv.h b/drivers/gpu/drm/rcar-du/rcar_du_drv.h index 193cc59..06dbf4f 100644 --- a/drivers/gpu/drm/rcar-du/rcar_du_drv.h +++ b/drivers/gpu/drm/rcar-du/rcar_du_drv.h @@ -25,9 +25,18 @@ struct clk; struct device; struct drm_device; +/* + * struct rcar_du_device_info - DU model-specific information + * @features: device features (RCAR_DU_FEATURE_*) + */ +struct rcar_du_device_info { + unsigned int features; +}; + struct rcar_du_device { struct device *dev; const struct rcar_du_platform_data *pdata; + const struct rcar_du_device_info *info; void __iomem *mmio; struct clk *clock; @@ -50,6 +59,12 @@ struct rcar_du_device { } planes; }; +static inline bool rcar_du_has(struct rcar_du_device *rcdu, + unsigned int feature) +{ + return rcdu->info->features & feature; +} + int rcar_du_get(struct rcar_du_device *rcdu); void rcar_du_put(struct rcar_du_device *rcdu);