From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from bin-mail-out-05.binero.net ([195.74.38.228]:45832 "EHLO bin-mail-out-05.binero.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751133AbeDNMBZ (ORCPT ); Sat, 14 Apr 2018 08:01:25 -0400 From: =?UTF-8?q?Niklas=20S=C3=B6derlund?= To: Laurent Pinchart , Hans Verkuil , linux-media@vger.kernel.org Cc: linux-renesas-soc@vger.kernel.org, Kieran Bingham , =?UTF-8?q?Niklas=20S=C3=B6derlund?= Subject: [PATCH v14 21/33] rcar-vin: add flag to switch to media controller mode Date: Sat, 14 Apr 2018 13:57:14 +0200 Message-Id: <20180414115726.5075-22-niklas.soderlund+renesas@ragnatech.se> In-Reply-To: <20180414115726.5075-1-niklas.soderlund+renesas@ragnatech.se> References: <20180414115726.5075-1-niklas.soderlund+renesas@ragnatech.se> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-media-owner@vger.kernel.org List-ID: On Gen3 a media controller API needs to be used to allow userspace to configure the subdevices in the pipeline instead of directly controlling a single source subdevice, which is and will continue to be the mode of operation on Gen2. Prepare for these two modes of operation by adding a flag to struct rvin_info which will control which mode to use. Signed-off-by: Niklas Söderlund Reviewed-by: Hans Verkuil Reviewed-by: Laurent Pinchart --- drivers/media/platform/rcar-vin/rcar-core.c | 6 +++++- drivers/media/platform/rcar-vin/rcar-vin.h | 2 ++ 2 files changed, 7 insertions(+), 1 deletion(-) diff --git a/drivers/media/platform/rcar-vin/rcar-core.c b/drivers/media/platform/rcar-vin/rcar-core.c index 07a04d4bcc91b18b..c0e0412e2ecd9487 100644 --- a/drivers/media/platform/rcar-vin/rcar-core.c +++ b/drivers/media/platform/rcar-vin/rcar-core.c @@ -249,18 +249,21 @@ static int rvin_digital_graph_init(struct rvin_dev *vin) static const struct rvin_info rcar_info_h1 = { .model = RCAR_H1, + .use_mc = false, .max_width = 2048, .max_height = 2048, }; static const struct rvin_info rcar_info_m1 = { .model = RCAR_M1, + .use_mc = false, .max_width = 2048, .max_height = 2048, }; static const struct rvin_info rcar_info_gen2 = { .model = RCAR_GEN2, + .use_mc = false, .max_width = 2048, .max_height = 2048, }; @@ -355,7 +358,8 @@ static int rcar_vin_remove(struct platform_device *pdev) v4l2_async_notifier_unregister(&vin->notifier); v4l2_async_notifier_cleanup(&vin->notifier); - v4l2_ctrl_handler_free(&vin->ctrl_handler); + if (!vin->info->use_mc) + v4l2_ctrl_handler_free(&vin->ctrl_handler); rvin_dma_unregister(vin); diff --git a/drivers/media/platform/rcar-vin/rcar-vin.h b/drivers/media/platform/rcar-vin/rcar-vin.h index c19ddc5e08cbbea4..e5668c1120a67899 100644 --- a/drivers/media/platform/rcar-vin/rcar-vin.h +++ b/drivers/media/platform/rcar-vin/rcar-vin.h @@ -75,11 +75,13 @@ struct rvin_graph_entity { /** * struct rvin_info - Information about the particular VIN implementation * @model: VIN model + * @use_mc: use media controller instead of controlling subdevice * @max_width: max input width the VIN supports * @max_height: max input height the VIN supports */ struct rvin_info { enum model_id model; + bool use_mc; unsigned int max_width; unsigned int max_height; -- 2.16.2