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AJvYcCV/7lcRwHs8SJyZdWyLfhhQ/iqavDvs7uecodDlDBHGhT2x4PhoFujhnN12dsXwODpa2CQ3i5VEuFgKXa0=@vger.kernel.org, AJvYcCXt6Yp6BKi4rwMk2VpGbVaB66oSgHw8KBMoOtiX17dDttb2tBaLxZdsgtKZwrEjHU8FAI2UpRLWPATFPsTG1gELLN0=@vger.kernel.org X-Gm-Message-State: AOJu0Yy2QI8Zt7baGFph3sIOl4ScwhmQGX+3vym5QsDbY0BzOYYBxs+n VR/WwrfcztbFhWn0ADz87zb8wOFl1CV+OBiKeliIuP1FlXfpGqK8 X-Google-Smtp-Source: AGHT+IGYAW1HB66qZRT+Z/jqAkHuOohLiBmqaWAqGxc7uAydfKGIjNVf2raSiK0zdl19BYJd69V7SQ== X-Received: by 2002:a05:6402:50d4:b0:5c2:e888:4cf4 with SMTP id 4fb4d7f45d1cf-5c3b291c3b5mr11076727a12.0.1725644424929; Fri, 06 Sep 2024 10:40:24 -0700 (PDT) Received: from prasmi.home ([2a00:23c8:2500:a01:2595:4364:d152:dff3]) by smtp.gmail.com with ESMTPSA id 4fb4d7f45d1cf-5c3cc697fedsm2623557a12.64.2024.09.06.10.40.24 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 06 Sep 2024 10:40:24 -0700 (PDT) From: Prabhakar X-Google-Original-From: Prabhakar To: Sakari Ailus , Laurent Pinchart , Mauro Carvalho Chehab , Hans Verkuil Cc: linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, linux-renesas-soc@vger.kernel.org, Prabhakar , Biju Das , Fabrizio Castro , Lad Prabhakar Subject: [PATCH 1/3] media: platform: rzg2l-cru: rzg2l-csi2: Implement .get_frame_desc() Date: Fri, 6 Sep 2024 18:39:45 +0100 Message-Id: <20240906173947.282402-2-prabhakar.mahadev-lad.rj@bp.renesas.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240906173947.282402-1-prabhakar.mahadev-lad.rj@bp.renesas.com> References: <20240906173947.282402-1-prabhakar.mahadev-lad.rj@bp.renesas.com> Precedence: bulk X-Mailing-List: linux-renesas-soc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 From: Lad Prabhakar The RZ/G2L CRU requires information about which VCx to process data from, among the four available VCs. To obtain this information, the .get_frame_desc() routine is implemented. This routine, in turn, calls .get_frame_desc() on the remote sensor connected to the CSI2 bridge. Signed-off-by: Lad Prabhakar Reviewed-by: Laurent Pinchart --- .../media/platform/renesas/rzg2l-cru/rzg2l-csi2.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/drivers/media/platform/renesas/rzg2l-cru/rzg2l-csi2.c b/drivers/media/platform/renesas/rzg2l-cru/rzg2l-csi2.c index c7fdee347ac8..a7e4a0c109da 100644 --- a/drivers/media/platform/renesas/rzg2l-cru/rzg2l-csi2.c +++ b/drivers/media/platform/renesas/rzg2l-cru/rzg2l-csi2.c @@ -582,6 +582,17 @@ static int rzg2l_csi2_enum_frame_size(struct v4l2_subdev *sd, return 0; } +static int rzg2l_csi2_get_frame_desc(struct v4l2_subdev *sd, unsigned int pad, + struct v4l2_mbus_frame_desc *fd) +{ + struct rzg2l_csi2 *csi2 = sd_to_csi2(sd); + + if (!csi2->remote_source) + return -EINVAL; + + return v4l2_subdev_call(csi2->remote_source, pad, get_frame_desc, pad, fd); +} + static const struct v4l2_subdev_video_ops rzg2l_csi2_video_ops = { .s_stream = rzg2l_csi2_s_stream, .pre_streamon = rzg2l_csi2_pre_streamon, @@ -593,6 +604,7 @@ static const struct v4l2_subdev_pad_ops rzg2l_csi2_pad_ops = { .enum_frame_size = rzg2l_csi2_enum_frame_size, .set_fmt = rzg2l_csi2_set_format, .get_fmt = v4l2_subdev_get_fmt, + .get_frame_desc = rzg2l_csi2_get_frame_desc, }; static const struct v4l2_subdev_ops rzg2l_csi2_subdev_ops = {