From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 42BC3C4321E for ; Wed, 16 Mar 2022 15:47:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1357351AbiCPPsY (ORCPT ); Wed, 16 Mar 2022 11:48:24 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54240 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1357348AbiCPPsW (ORCPT ); Wed, 16 Mar 2022 11:48:22 -0400 Received: from relay10.mail.gandi.net (relay10.mail.gandi.net [IPv6:2001:4b98:dc4:8::230]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D04786D39E; Wed, 16 Mar 2022 08:47:07 -0700 (PDT) Received: (Authenticated sender: jacopo@jmondi.org) by mail.gandi.net (Postfix) with ESMTPSA id 0488F240002; Wed, 16 Mar 2022 15:47:04 +0000 (UTC) From: Jacopo Mondi To: niklas.soderlund@ragnatech.se, laurent.pinchart@ideasonboard.com Cc: Jacopo Mondi , tomi.valkeinen@ideasonboard.com, linux-media@vger.kernel.org, linux-renesas-soc@vger.kernel.org Subject: [PATCH v2 07/10] media: rcar-csi2: Move format to subdev state Date: Wed, 16 Mar 2022 16:46:38 +0100 Message-Id: <20220316154641.511667-8-jacopo+renesas@jmondi.org> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220316154641.511667-1-jacopo+renesas@jmondi.org> References: <20220316154641.511667-1-jacopo+renesas@jmondi.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org Move format handling to the v4l2_subdev state and store it per (pad, stream) combination. Now that the image format is stored in the subdev state, it can be accessed through v4l2_subdev_get_fmt() instead of open-coding it. Signed-off-by: Jacopo Mondi --- drivers/media/platform/rcar-vin/rcar-csi2.c | 48 +++++++++------------ 1 file changed, 20 insertions(+), 28 deletions(-) diff --git a/drivers/media/platform/rcar-vin/rcar-csi2.c b/drivers/media/platform/rcar-vin/rcar-csi2.c index f4786081e3a0..b06af1080b04 100644 --- a/drivers/media/platform/rcar-vin/rcar-csi2.c +++ b/drivers/media/platform/rcar-vin/rcar-csi2.c @@ -870,43 +870,35 @@ static int rcsi2_s_stream(struct v4l2_subdev *sd, int enable) } static int rcsi2_set_pad_format(struct v4l2_subdev *sd, - struct v4l2_subdev_state *sd_state, + struct v4l2_subdev_state *state, struct v4l2_subdev_format *format) { - struct rcar_csi2 *priv = sd_to_csi2(sd); - struct v4l2_mbus_framefmt *framefmt; + struct v4l2_mbus_framefmt *fmt; - mutex_lock(&priv->lock); + /* + * Format is propagated from sink streams to source streams, so + * disallow setting format on the source pads. + */ + if (format->pad > RCAR_CSI2_SINK) + return -EINVAL; if (!rcsi2_code_to_fmt(format->format.code)) format->format.code = rcar_csi2_formats[0].code; - if (format->which == V4L2_SUBDEV_FORMAT_ACTIVE) { - priv->mf = format->format; - } else { - framefmt = v4l2_subdev_get_try_format(sd, sd_state, 0); - *framefmt = format->format; - } - - mutex_unlock(&priv->lock); - - return 0; -} - -static int rcsi2_get_pad_format(struct v4l2_subdev *sd, - struct v4l2_subdev_state *sd_state, - struct v4l2_subdev_format *format) -{ - struct rcar_csi2 *priv = sd_to_csi2(sd); + fmt = v4l2_subdev_state_get_stream_format(state, format->pad, + format->stream); + if (!fmt) + return -EINVAL; - mutex_lock(&priv->lock); + *fmt = format->format; - if (format->which == V4L2_SUBDEV_FORMAT_ACTIVE) - format->format = priv->mf; - else - format->format = *v4l2_subdev_get_try_format(sd, sd_state, 0); + /* Propagate format to the other end of the route. */ + fmt = v4l2_subdev_state_get_opposite_stream_format(state, format->pad, + format->stream); + if (!fmt) + return -EINVAL; - mutex_unlock(&priv->lock); + *fmt = format->format; return 0; } @@ -971,7 +963,7 @@ static const struct v4l2_subdev_video_ops rcar_csi2_video_ops = { static const struct v4l2_subdev_pad_ops rcar_csi2_pad_ops = { .init_cfg = rcsi2_init_cfg, .set_fmt = rcsi2_set_pad_format, - .get_fmt = rcsi2_get_pad_format, + .get_fmt = v4l2_subdev_get_fmt, }; static const struct v4l2_subdev_ops rcar_csi2_subdev_ops = { -- 2.35.1