diff options
| -rw-r--r-- | drivers/media/platform/renesas/rcar-vin/rcar-core.c | 164 | ||||
| -rw-r--r-- | drivers/media/platform/renesas/rcar-vin/rcar-dma.c | 20 | ||||
| -rw-r--r-- | drivers/media/platform/renesas/rcar-vin/rcar-v4l2.c | 470 | ||||
| -rw-r--r-- | drivers/media/platform/renesas/rcar-vin/rcar-vin.h | 10 |
4 files changed, 45 insertions, 619 deletions
diff --git a/drivers/media/platform/renesas/rcar-vin/rcar-core.c b/drivers/media/platform/renesas/rcar-vin/rcar-core.c index 74fc90cf5800..f73729f59671 100644 --- a/drivers/media/platform/renesas/rcar-vin/rcar-core.c +++ b/drivers/media/platform/renesas/rcar-vin/rcar-core.c @@ -2,12 +2,11 @@ /* * Driver for Renesas R-Car VIN * + * Copyright (C) 2025 Niklas Söderlund <niklas.soderlund@ragnatech.se> * Copyright (C) 2016 Renesas Electronics Corp. * Copyright (C) 2011-2013 Renesas Solutions Corp. * Copyright (C) 2013 Cogent Embedded, Inc., <source@cogentembedded.com> * Copyright (C) 2008 Magnus Damm - * - * Based on the soc-camera rcar_vin driver */ #include <linux/idr.h> @@ -43,9 +42,6 @@ #define v4l2_dev_to_vin(d) container_of(d, struct rvin_dev, v4l2_dev) -static int rvin_parallel_subdevice_attach(struct rvin_dev *vin, - struct v4l2_subdev *subdev); - /* ----------------------------------------------------------------------------- * Gen3 Group Allocator */ @@ -236,10 +232,7 @@ static int rvin_group_notify_complete(struct v4l2_async_notifier *notifier) } } - if (vin->group->link_setup) - return vin->group->link_setup(vin->group); - - return 0; + return vin->group->link_setup(vin->group); } static void rvin_group_notify_unbind(struct v4l2_async_notifier *notifier, @@ -290,18 +283,18 @@ static int rvin_group_notify_bound(struct v4l2_async_notifier *notifier, guard(mutex)(&group->lock); for (unsigned int i = 0; i < RCAR_VIN_NUM; i++) { - int ret; + struct rvin_dev *pvin = group->vin[i]; - if (!group->vin[i] || group->vin[i]->parallel.asc != asc) + if (!pvin || pvin->parallel.asc != asc) continue; - ret = rvin_parallel_subdevice_attach(group->vin[i], subdev); - if (ret) - return ret; - - v4l2_set_subdev_hostdata(subdev, group->vin[i]); + pvin->parallel.source_pad = 0; + for (unsigned int pad = 0; pad < subdev->entity.num_pads; pad++) + if (subdev->entity.pads[pad].flags & MEDIA_PAD_FL_SOURCE) + pvin->parallel.source_pad = pad; - vin_dbg(group->vin[i], "Bound subdev %s\n", subdev->name); + pvin->parallel.subdev = subdev; + vin_dbg(pvin, "Bound subdev %s\n", subdev->name); return 0; } @@ -526,95 +519,6 @@ static int rvin_create_controls(struct rvin_dev *vin) } /* ----------------------------------------------------------------------------- - * Async notifier - */ - -static int rvin_find_pad(struct v4l2_subdev *sd, int direction) -{ - unsigned int pad; - - if (sd->entity.num_pads <= 1) - return 0; - - for (pad = 0; pad < sd->entity.num_pads; pad++) - if (sd->entity.pads[pad].flags & direction) - return pad; - - return -EINVAL; -} - -/* ----------------------------------------------------------------------------- - * Parallel async notifier - */ - -/* The vin lock should be held when calling the subdevice attach and detach */ -static int rvin_parallel_subdevice_attach(struct rvin_dev *vin, - struct v4l2_subdev *subdev) -{ - struct v4l2_subdev_mbus_code_enum code = { - .which = V4L2_SUBDEV_FORMAT_ACTIVE, - }; - int ret; - - /* Find source and sink pad of remote subdevice */ - ret = rvin_find_pad(subdev, MEDIA_PAD_FL_SOURCE); - if (ret < 0) - return ret; - vin->parallel.source_pad = ret; - - ret = rvin_find_pad(subdev, MEDIA_PAD_FL_SINK); - vin->parallel.sink_pad = ret < 0 ? 0 : ret; - - if (vin->info->use_mc) { - vin->parallel.subdev = subdev; - return 0; - } - - /* Find compatible subdevices mbus format */ - vin->mbus_code = 0; - code.index = 0; - code.pad = vin->parallel.source_pad; - while (!vin->mbus_code && - !v4l2_subdev_call(subdev, pad, enum_mbus_code, NULL, &code)) { - code.index++; - switch (code.code) { - case MEDIA_BUS_FMT_YUYV8_1X16: - case MEDIA_BUS_FMT_UYVY8_1X16: - case MEDIA_BUS_FMT_UYVY8_2X8: - case MEDIA_BUS_FMT_UYVY10_2X10: - case MEDIA_BUS_FMT_RGB888_1X24: - vin->mbus_code = code.code; - vin_dbg(vin, "Found media bus format for %s: %d\n", - subdev->name, vin->mbus_code); - break; - default: - break; - } - } - - if (!vin->mbus_code) { - vin_err(vin, "Unsupported media bus format for %s\n", - subdev->name); - return -EINVAL; - } - - /* Read tvnorms */ - ret = v4l2_subdev_call(subdev, video, g_tvnorms, &vin->vdev.tvnorms); - if (ret < 0 && ret != -ENOIOCTLCMD && ret != -ENODEV) - return ret; - - /* Read standard */ - vin->std = V4L2_STD_UNKNOWN; - ret = v4l2_subdev_call(subdev, video, g_std, &vin->std); - if (ret < 0 && ret != -ENOIOCTLCMD) - return ret; - - vin->parallel.subdev = subdev; - - return 0; -} - -/* ----------------------------------------------------------------------------- * CSI-2 */ @@ -971,7 +875,7 @@ static int __maybe_unused rvin_resume(struct device *dev) * as we don't know if and in which order the master VINs will * be resumed. */ - if (vin->info->use_mc) { + if (vin->info->model == RCAR_GEN3) { unsigned int master_id = rvin_group_id_to_master(vin->id); struct rvin_dev *master = vin->group->vin[master_id]; int ret; @@ -993,7 +897,6 @@ static int __maybe_unused rvin_resume(struct device *dev) static const struct rvin_info rcar_info_h1 = { .model = RCAR_H1, - .use_mc = false, .max_width = 2048, .max_height = 2048, .scaler = rvin_scaler_gen2, @@ -1001,7 +904,6 @@ static const struct rvin_info rcar_info_h1 = { static const struct rvin_info rcar_info_m1 = { .model = RCAR_M1, - .use_mc = false, .max_width = 2048, .max_height = 2048, .scaler = rvin_scaler_gen2, @@ -1009,7 +911,6 @@ static const struct rvin_info rcar_info_m1 = { static const struct rvin_info rcar_info_gen2 = { .model = RCAR_GEN2, - .use_mc = false, .max_width = 2048, .max_height = 2048, .scaler = rvin_scaler_gen2, @@ -1024,7 +925,6 @@ static const struct rvin_group_route rcar_info_r8a774e1_routes[] = { static const struct rvin_info rcar_info_r8a774e1 = { .model = RCAR_GEN3, - .use_mc = true, .max_width = 4096, .max_height = 4096, .routes = rcar_info_r8a774e1_routes, @@ -1040,7 +940,6 @@ static const struct rvin_group_route rcar_info_r8a7795_routes[] = { static const struct rvin_info rcar_info_r8a7795 = { .model = RCAR_GEN3, - .use_mc = true, .nv12 = true, .max_width = 4096, .max_height = 4096, @@ -1058,7 +957,6 @@ static const struct rvin_group_route rcar_info_r8a7796_routes[] = { static const struct rvin_info rcar_info_r8a7796 = { .model = RCAR_GEN3, - .use_mc = true, .nv12 = true, .max_width = 4096, .max_height = 4096, @@ -1076,7 +974,6 @@ static const struct rvin_group_route rcar_info_r8a77965_routes[] = { static const struct rvin_info rcar_info_r8a77965 = { .model = RCAR_GEN3, - .use_mc = true, .nv12 = true, .max_width = 4096, .max_height = 4096, @@ -1091,7 +988,6 @@ static const struct rvin_group_route rcar_info_r8a77970_routes[] = { static const struct rvin_info rcar_info_r8a77970 = { .model = RCAR_GEN3, - .use_mc = true, .max_width = 4096, .max_height = 4096, .routes = rcar_info_r8a77970_routes, @@ -1105,7 +1001,6 @@ static const struct rvin_group_route rcar_info_r8a77980_routes[] = { static const struct rvin_info rcar_info_r8a77980 = { .model = RCAR_GEN3, - .use_mc = true, .nv12 = true, .max_width = 4096, .max_height = 4096, @@ -1119,7 +1014,6 @@ static const struct rvin_group_route rcar_info_r8a77990_routes[] = { static const struct rvin_info rcar_info_r8a77990 = { .model = RCAR_GEN3, - .use_mc = true, .nv12 = true, .max_width = 4096, .max_height = 4096, @@ -1133,7 +1027,6 @@ static const struct rvin_group_route rcar_info_r8a77995_routes[] = { static const struct rvin_info rcar_info_r8a77995 = { .model = RCAR_GEN3, - .use_mc = true, .nv12 = true, .max_width = 4096, .max_height = 4096, @@ -1143,7 +1036,6 @@ static const struct rvin_info rcar_info_r8a77995 = { static const struct rvin_info rcar_info_gen4 = { .model = RCAR_GEN4, - .use_mc = true, .use_isp = true, .nv12 = true, .raw10 = true, @@ -1321,21 +1213,27 @@ static int rcar_vin_probe(struct platform_device *pdev) if (ret < 0) goto err_id; - if (vin->info->use_isp) { - ret = rvin_isp_init(vin); - } else if (vin->info->use_mc) { - ret = rvin_csi2_init(vin); - - if (vin->info->scaler && - rvin_group_id_to_master(vin->id) == vin->id) - vin->scaler = vin->info->scaler; - } else { - ret = rvin_group_get(vin, NULL, NULL); + switch (vin->info->model) { + case RCAR_GEN3: + case RCAR_GEN4: + if (vin->info->use_isp) { + ret = rvin_isp_init(vin); + } else { + ret = rvin_csi2_init(vin); + + if (vin->info->scaler && + rvin_group_id_to_master(vin->id) == vin->id) + vin->scaler = vin->info->scaler; + } + break; + default: + ret = rvin_group_get(vin, rvin_parallel_setup_links, NULL); if (!ret) ret = rvin_group_notifier_init(vin, 0, 0); if (vin->info->scaler) vin->scaler = vin->info->scaler; + break; } if (ret) @@ -1364,11 +1262,9 @@ static void rcar_vin_remove(struct platform_device *pdev) rvin_v4l2_unregister(vin); - if (vin->info->use_isp || vin->info->use_mc) { - if (&vin->v4l2_dev == vin->group->notifier.v4l2_dev) { - v4l2_async_nf_unregister(&vin->group->notifier); - v4l2_async_nf_cleanup(&vin->group->notifier); - } + if (&vin->v4l2_dev == vin->group->notifier.v4l2_dev) { + v4l2_async_nf_unregister(&vin->group->notifier); + v4l2_async_nf_cleanup(&vin->group->notifier); } rvin_group_put(vin); diff --git a/drivers/media/platform/renesas/rcar-vin/rcar-dma.c b/drivers/media/platform/renesas/rcar-vin/rcar-dma.c index 4fb33359bb0f..d4faa5a4e757 100644 --- a/drivers/media/platform/renesas/rcar-vin/rcar-dma.c +++ b/drivers/media/platform/renesas/rcar-vin/rcar-dma.c @@ -2,12 +2,11 @@ /* * Driver for Renesas R-Car VIN * + * Copyright (C) 2025 Niklas Söderlund <niklas.soderlund@ragnatech.se> * Copyright (C) 2016 Renesas Electronics Corp. * Copyright (C) 2011-2013 Renesas Solutions Corp. * Copyright (C) 2013 Cogent Embedded, Inc., <source@cogentembedded.com> * Copyright (C) 2008 Magnus Damm - * - * Based on the soc-camera rcar_vin driver */ #include <linux/delay.h> @@ -555,17 +554,12 @@ static void rvin_set_coeff(struct rvin_dev *vin, unsigned short xs) void rvin_scaler_gen2(struct rvin_dev *vin) { - unsigned int crop_height; u32 xs, ys; /* Set scaling coefficient */ - crop_height = vin->crop.height; - if (V4L2_FIELD_HAS_BOTH(vin->format.field)) - crop_height *= 2; - ys = 0; - if (crop_height != vin->compose.height) - ys = (4096 * crop_height) / vin->compose.height; + if (vin->crop.height != vin->compose.height) + ys = (4096 * vin->crop.height) / vin->compose.height; rvin_write(vin, ys, VNYS_REG); xs = 0; @@ -1294,14 +1288,6 @@ static int rvin_set_stream(struct rvin_dev *vin, int on) struct media_pad *pad; int ret; - /* No media controller used, simply pass operation to subdevice. */ - if (!vin->info->use_mc) { - ret = v4l2_subdev_call(vin->parallel.subdev, video, s_stream, - on); - - return ret == -ENOIOCTLCMD ? 0 : ret; - } - pad = media_pad_remote_pad_first(&vin->pad); if (!pad) return -EPIPE; diff --git a/drivers/media/platform/renesas/rcar-vin/rcar-v4l2.c b/drivers/media/platform/renesas/rcar-vin/rcar-v4l2.c index db091af57c19..3a4c7433f061 100644 --- a/drivers/media/platform/renesas/rcar-vin/rcar-v4l2.c +++ b/drivers/media/platform/renesas/rcar-vin/rcar-v4l2.c @@ -2,12 +2,11 @@ /* * Driver for Renesas R-Car VIN * + * Copyright (C) 2025 Niklas Söderlund <niklas.soderlund@ragnatech.se> * Copyright (C) 2016 Renesas Electronics Corp. * Copyright (C) 2011-2013 Renesas Solutions Corp. * Copyright (C) 2013 Cogent Embedded, Inc., <source@cogentembedded.com> * Copyright (C) 2008 Magnus Damm - * - * Based on the soc-camera rcar_vin driver */ #include <linux/pm_runtime.h> @@ -230,101 +229,6 @@ static void rvin_format_align(struct rvin_dev *vin, struct v4l2_pix_format *pix) * V4L2 */ -static int rvin_reset_format(struct rvin_dev *vin) -{ - struct v4l2_subdev_format fmt = { - .which = V4L2_SUBDEV_FORMAT_ACTIVE, - .pad = vin->parallel.source_pad, - }; - int ret; - - ret = v4l2_subdev_call(vin_to_source(vin), pad, get_fmt, NULL, &fmt); - if (ret) - return ret; - - v4l2_fill_pix_format(&vin->format, &fmt.format); - - vin->crop.top = 0; - vin->crop.left = 0; - vin->crop.width = vin->format.width; - vin->crop.height = vin->format.height; - - /* Make use of the hardware interlacer by default. */ - if (vin->format.field == V4L2_FIELD_ALTERNATE) { - vin->format.field = V4L2_FIELD_INTERLACED; - vin->format.height *= 2; - } - - rvin_format_align(vin, &vin->format); - - vin->compose.top = 0; - vin->compose.left = 0; - vin->compose.width = vin->format.width; - vin->compose.height = vin->format.height; - - return 0; -} - -static int rvin_try_format(struct rvin_dev *vin, u32 which, - struct v4l2_pix_format *pix, - struct v4l2_rect *src_rect) -{ - struct v4l2_subdev *sd = vin_to_source(vin); - struct v4l2_subdev_state *sd_state; - static struct lock_class_key key; - struct v4l2_subdev_format format = { - .which = which, - .pad = vin->parallel.source_pad, - }; - enum v4l2_field field; - u32 width, height; - int ret; - - /* - * FIXME: Drop this call, drivers are not supposed to use - * __v4l2_subdev_state_alloc(). - */ - sd_state = __v4l2_subdev_state_alloc(sd, "rvin:state->lock", &key); - if (IS_ERR(sd_state)) - return PTR_ERR(sd_state); - - if (!rvin_format_from_pixel(vin, pix->pixelformat)) - pix->pixelformat = RVIN_DEFAULT_FORMAT; - - v4l2_fill_mbus_format(&format.format, pix, vin->mbus_code); - - /* Allow the video device to override field and to scale */ - field = pix->field; - width = pix->width; - height = pix->height; - - ret = v4l2_subdev_call(sd, pad, set_fmt, sd_state, &format); - if (ret < 0 && ret != -ENOIOCTLCMD) - goto done; - ret = 0; - - v4l2_fill_pix_format(pix, &format.format); - - if (src_rect) { - src_rect->top = 0; - src_rect->left = 0; - src_rect->width = pix->width; - src_rect->height = pix->height; - } - - if (field != V4L2_FIELD_ANY) - pix->field = field; - - pix->width = width; - pix->height = height; - - rvin_format_align(vin, pix); -done: - __v4l2_subdev_state_free(sd_state); - - return ret; -} - static int rvin_querycap(struct file *file, void *priv, struct v4l2_capability *cap) { @@ -333,42 +237,6 @@ static int rvin_querycap(struct file *file, void *priv, return 0; } -static int rvin_try_fmt_vid_cap(struct file *file, void *priv, - struct v4l2_format *f) -{ - struct rvin_dev *vin = video_drvdata(file); - - return rvin_try_format(vin, V4L2_SUBDEV_FORMAT_TRY, &f->fmt.pix, NULL); -} - -static int rvin_s_fmt_vid_cap(struct file *file, void *priv, - struct v4l2_format *f) -{ - struct rvin_dev *vin = video_drvdata(file); - struct v4l2_rect fmt_rect, src_rect; - int ret; - - if (vb2_is_busy(&vin->queue)) - return -EBUSY; - - ret = rvin_try_format(vin, V4L2_SUBDEV_FORMAT_ACTIVE, &f->fmt.pix, - &src_rect); - if (ret) - return ret; - - vin->format = f->fmt.pix; - - fmt_rect.top = 0; - fmt_rect.left = 0; - fmt_rect.width = vin->format.width; - fmt_rect.height = vin->format.height; - - v4l2_rect_map_inside(&vin->crop, &src_rect); - v4l2_rect_map_inside(&vin->compose, &fmt_rect); - - return 0; -} - static int rvin_g_fmt_vid_cap(struct file *file, void *priv, struct v4l2_format *f) { @@ -465,6 +333,7 @@ static int rvin_enum_fmt_vid_cap(struct file *file, void *priv, static int rvin_remote_rectangle(struct rvin_dev *vin, struct v4l2_rect *rect) { + struct media_pad *pad = media_pad_remote_pad_first(&vin->pad); struct v4l2_subdev_format fmt = { .which = V4L2_SUBDEV_FORMAT_ACTIVE, }; @@ -472,18 +341,11 @@ static int rvin_remote_rectangle(struct rvin_dev *vin, struct v4l2_rect *rect) unsigned int index; int ret; - if (vin->info->use_mc) { - struct media_pad *pad = media_pad_remote_pad_first(&vin->pad); - - if (!pad) - return -EINVAL; + if (!pad) + return -EINVAL; - sd = media_entity_to_v4l2_subdev(pad->entity); - index = pad->index; - } else { - sd = vin_to_source(vin); - index = vin->parallel.source_pad; - } + sd = media_entity_to_v4l2_subdev(pad->entity); + index = pad->index; fmt.pad = index; ret = v4l2_subdev_call(sd, pad, get_fmt, NULL, &fmt); @@ -623,113 +485,6 @@ static int rvin_s_selection(struct file *file, void *fh, return 0; } -static int rvin_g_parm(struct file *file, void *priv, - struct v4l2_streamparm *parm) -{ - struct rvin_dev *vin = video_drvdata(file); - struct v4l2_subdev *sd = vin_to_source(vin); - - return v4l2_g_parm_cap(&vin->vdev, sd, parm); -} - -static int rvin_s_parm(struct file *file, void *priv, - struct v4l2_streamparm *parm) -{ - struct rvin_dev *vin = video_drvdata(file); - struct v4l2_subdev *sd = vin_to_source(vin); - - return v4l2_s_parm_cap(&vin->vdev, sd, parm); -} - -static int rvin_g_pixelaspect(struct file *file, void *priv, - int type, struct v4l2_fract *f) -{ - struct rvin_dev *vin = video_drvdata(file); - struct v4l2_subdev *sd = vin_to_source(vin); - - if (type != V4L2_BUF_TYPE_VIDEO_CAPTURE) - return -EINVAL; - - return v4l2_subdev_call(sd, video, g_pixelaspect, f); -} - -static int rvin_enum_input(struct file *file, void *priv, - struct v4l2_input *i) -{ - struct rvin_dev *vin = video_drvdata(file); - struct v4l2_subdev *sd = vin_to_source(vin); - int ret; - - if (i->index != 0) - return -EINVAL; - - ret = v4l2_subdev_call(sd, video, g_input_status, &i->status); - if (ret < 0 && ret != -ENOIOCTLCMD && ret != -ENODEV) - return ret; - - i->type = V4L2_INPUT_TYPE_CAMERA; - - if (v4l2_subdev_has_op(sd, pad, dv_timings_cap)) { - i->capabilities = V4L2_IN_CAP_DV_TIMINGS; - i->std = 0; - } else { - i->capabilities = V4L2_IN_CAP_STD; - i->std = vin->vdev.tvnorms; - } - - strscpy(i->name, "Camera", sizeof(i->name)); - - return 0; -} - -static int rvin_g_input(struct file *file, void *priv, unsigned int *i) -{ - *i = 0; - return 0; -} - -static int rvin_s_input(struct file *file, void *priv, unsigned int i) -{ - if (i > 0) - return -EINVAL; - return 0; -} - -static int rvin_querystd(struct file *file, void *priv, v4l2_std_id *a) -{ - struct rvin_dev *vin = video_drvdata(file); - struct v4l2_subdev *sd = vin_to_source(vin); - - return v4l2_subdev_call(sd, video, querystd, a); -} - -static int rvin_s_std(struct file *file, void *priv, v4l2_std_id a) -{ - struct rvin_dev *vin = video_drvdata(file); - int ret; - - ret = v4l2_subdev_call(vin_to_source(vin), video, s_std, a); - if (ret < 0) - return ret; - - vin->std = a; - - /* Changing the standard will change the width/height */ - return rvin_reset_format(vin); -} - -static int rvin_g_std(struct file *file, void *priv, v4l2_std_id *a) -{ - struct rvin_dev *vin = video_drvdata(file); - - if (v4l2_subdev_has_op(vin_to_source(vin), pad, dv_timings_cap)) - return -ENOIOCTLCMD; - - *a = vin->std; - - return 0; -} - static int rvin_subscribe_event(struct v4l2_fh *fh, const struct v4l2_event_subscription *sub) { @@ -740,167 +495,6 @@ static int rvin_subscribe_event(struct v4l2_fh *fh, return v4l2_ctrl_subscribe_event(fh, sub); } -static int rvin_enum_dv_timings(struct file *file, void *priv_fh, - struct v4l2_enum_dv_timings *timings) -{ - struct rvin_dev *vin = video_drvdata(file); - struct v4l2_subdev *sd = vin_to_source(vin); - int ret; - - if (timings->pad) - return -EINVAL; - - timings->pad = vin->parallel.sink_pad; - - ret = v4l2_subdev_call(sd, pad, enum_dv_timings, timings); - - timings->pad = 0; - - return ret; -} - -static int rvin_s_dv_timings(struct file *file, void *priv_fh, - struct v4l2_dv_timings *timings) -{ - struct rvin_dev *vin = video_drvdata(file); - struct v4l2_subdev *sd = vin_to_source(vin); - int ret; - - ret = v4l2_subdev_call(sd, pad, s_dv_timings, - vin->parallel.sink_pad, timings); - if (ret) - return ret; - - /* Changing the timings will change the width/height */ - return rvin_reset_format(vin); -} - -static int rvin_g_dv_timings(struct file *file, void *priv_fh, - struct v4l2_dv_timings *timings) -{ - struct rvin_dev *vin = video_drvdata(file); - struct v4l2_subdev *sd = vin_to_source(vin); - - return v4l2_subdev_call(sd, pad, g_dv_timings, - vin->parallel.sink_pad, timings); -} - -static int rvin_query_dv_timings(struct file *file, void *priv_fh, - struct v4l2_dv_timings *timings) -{ - struct rvin_dev *vin = video_drvdata(file); - struct v4l2_subdev *sd = vin_to_source(vin); - - return v4l2_subdev_call(sd, pad, query_dv_timings, - vin->parallel.sink_pad, timings); -} - -static int rvin_dv_timings_cap(struct file *file, void *priv_fh, - struct v4l2_dv_timings_cap *cap) -{ - struct rvin_dev *vin = video_drvdata(file); - struct v4l2_subdev *sd = vin_to_source(vin); - int ret; - - if (cap->pad) - return -EINVAL; - - cap->pad = vin->parallel.sink_pad; - - ret = v4l2_subdev_call(sd, pad, dv_timings_cap, cap); - - cap->pad = 0; - - return ret; -} - -static int rvin_g_edid(struct file *file, void *fh, struct v4l2_edid *edid) -{ - struct rvin_dev *vin = video_drvdata(file); - struct v4l2_subdev *sd = vin_to_source(vin); - int ret; - - if (edid->pad) - return -EINVAL; - - edid->pad = vin->parallel.sink_pad; - - ret = v4l2_subdev_call(sd, pad, get_edid, edid); - - edid->pad = 0; - - return ret; -} - -static int rvin_s_edid(struct file *file, void *fh, struct v4l2_edid *edid) -{ - struct rvin_dev *vin = video_drvdata(file); - struct v4l2_subdev *sd = vin_to_source(vin); - int ret; - - if (edid->pad) - return -EINVAL; - - edid->pad = vin->parallel.sink_pad; - - ret = v4l2_subdev_call(sd, pad, set_edid, edid); - - edid->pad = 0; - - return ret; -} - -static const struct v4l2_ioctl_ops rvin_ioctl_ops = { - .vidioc_querycap = rvin_querycap, - .vidioc_try_fmt_vid_cap = rvin_try_fmt_vid_cap, - .vidioc_g_fmt_vid_cap = rvin_g_fmt_vid_cap, - .vidioc_s_fmt_vid_cap = rvin_s_fmt_vid_cap, - .vidioc_enum_fmt_vid_cap = rvin_enum_fmt_vid_cap, - - .vidioc_g_selection = rvin_g_selection, - .vidioc_s_selection = rvin_s_selection, - - .vidioc_g_parm = rvin_g_parm, - .vidioc_s_parm = rvin_s_parm, - - .vidioc_g_pixelaspect = rvin_g_pixelaspect, - - .vidioc_enum_input = rvin_enum_input, - .vidioc_g_input = rvin_g_input, - .vidioc_s_input = rvin_s_input, - - .vidioc_dv_timings_cap = rvin_dv_timings_cap, - .vidioc_enum_dv_timings = rvin_enum_dv_timings, - .vidioc_g_dv_timings = rvin_g_dv_timings, - .vidioc_s_dv_timings = rvin_s_dv_timings, - .vidioc_query_dv_timings = rvin_query_dv_timings, - - .vidioc_g_edid = rvin_g_edid, - .vidioc_s_edid = rvin_s_edid, - - .vidioc_querystd = rvin_querystd, - .vidioc_g_std = rvin_g_std, - .vidioc_s_std = rvin_s_std, - - .vidioc_reqbufs = vb2_ioctl_reqbufs, - .vidioc_create_bufs = vb2_ioctl_create_bufs, - .vidioc_querybuf = vb2_ioctl_querybuf, - .vidioc_qbuf = vb2_ioctl_qbuf, - .vidioc_dqbuf = vb2_ioctl_dqbuf, - .vidioc_expbuf = vb2_ioctl_expbuf, - .vidioc_prepare_buf = vb2_ioctl_prepare_buf, - .vidioc_streamon = vb2_ioctl_streamon, - .vidioc_streamoff = vb2_ioctl_streamoff, - - .vidioc_log_status = v4l2_ctrl_log_status, - .vidioc_subscribe_event = rvin_subscribe_event, - .vidioc_unsubscribe_event = v4l2_event_unsubscribe, -}; - -/* ----------------------------------------------------------------------------- - * V4L2 Media Controller - */ - static void rvin_mc_try_format(struct rvin_dev *vin, struct v4l2_pix_format *pix) { @@ -979,19 +573,6 @@ static const struct v4l2_ioctl_ops rvin_mc_ioctl_ops = { * File Operations */ -static int rvin_power_parallel(struct rvin_dev *vin, bool on) -{ - struct v4l2_subdev *sd = vin_to_source(vin); - int power = on ? 1 : 0; - int ret; - - ret = v4l2_subdev_call(sd, core, s_power, power); - if (ret < 0 && ret != -ENOIOCTLCMD && ret != -ENODEV) - return ret; - - return 0; -} - static int rvin_open(struct file *file) { struct rvin_dev *vin = video_drvdata(file); @@ -1011,11 +592,7 @@ static int rvin_open(struct file *file) if (ret) goto err_unlock; - if (vin->info->use_mc) - ret = v4l2_pipeline_pm_get(&vin->vdev.entity); - else if (v4l2_fh_is_singular_file(file)) - ret = rvin_power_parallel(vin, true); - + ret = v4l2_pipeline_pm_get(&vin->vdev.entity); if (ret < 0) goto err_open; @@ -1027,10 +604,7 @@ static int rvin_open(struct file *file) return 0; err_power: - if (vin->info->use_mc) - v4l2_pipeline_pm_put(&vin->vdev.entity); - else if (v4l2_fh_is_singular_file(file)) - rvin_power_parallel(vin, false); + v4l2_pipeline_pm_put(&vin->vdev.entity); err_open: v4l2_fh_release(file); err_unlock: @@ -1044,23 +618,14 @@ err_pm: static int rvin_release(struct file *file) { struct rvin_dev *vin = video_drvdata(file); - bool fh_singular; int ret; mutex_lock(&vin->lock); - /* Save the singular status before we call the clean-up helper */ - fh_singular = v4l2_fh_is_singular_file(file); - /* the release helper will cleanup any on-going streaming */ ret = _vb2_fop_release(file, NULL); - if (vin->info->use_mc) { - v4l2_pipeline_pm_put(&vin->vdev.entity); - } else { - if (fh_singular) - rvin_power_parallel(vin, false); - } + v4l2_pipeline_pm_put(&vin->vdev.entity); mutex_unlock(&vin->lock); @@ -1113,12 +678,6 @@ static void rvin_notify(struct v4l2_subdev *sd, container_of(sd->v4l2_dev, struct rvin_dev, v4l2_dev); unsigned int i; - /* If no media controller, no need to route the event. */ - if (!vin->info->use_mc) { - rvin_notify_video_device(vin, notification, arg); - return; - } - group = vin->group; for (i = 0; i < RCAR_VIN_NUM; i++) { @@ -1153,7 +712,8 @@ int rvin_v4l2_register(struct rvin_dev *vin) vdev->lock = &vin->lock; vdev->fops = &rvin_fops; vdev->device_caps = V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_STREAMING | - V4L2_CAP_READWRITE; + V4L2_CAP_READWRITE | V4L2_CAP_IO_MC; + vdev->ioctl_ops = &rvin_mc_ioctl_ops; /* Set a default format */ vin->format.pixelformat = RVIN_DEFAULT_FORMAT; @@ -1162,14 +722,6 @@ int rvin_v4l2_register(struct rvin_dev *vin) vin->format.field = RVIN_DEFAULT_FIELD; vin->format.colorspace = RVIN_DEFAULT_COLORSPACE; - if (vin->info->use_mc) { - vdev->device_caps |= V4L2_CAP_IO_MC; - vdev->ioctl_ops = &rvin_mc_ioctl_ops; - } else { - vdev->ioctl_ops = &rvin_ioctl_ops; - rvin_reset_format(vin); - } - rvin_format_align(vin, &vin->format); ret = video_register_device(&vin->vdev, VFL_TYPE_VIDEO, -1); diff --git a/drivers/media/platform/renesas/rcar-vin/rcar-vin.h b/drivers/media/platform/renesas/rcar-vin/rcar-vin.h index 38ae2bd20b72..74bef5b8adad 100644 --- a/drivers/media/platform/renesas/rcar-vin/rcar-vin.h +++ b/drivers/media/platform/renesas/rcar-vin/rcar-vin.h @@ -2,12 +2,11 @@ /* * Driver for Renesas R-Car VIN * + * Copyright (C) 2025 Niklas Söderlund <niklas.soderlund@ragnatech.se> * Copyright (C) 2016 Renesas Electronics Corp. * Copyright (C) 2011-2013 Renesas Solutions Corp. * Copyright (C) 2013 Cogent Embedded, Inc., <source@cogentembedded.com> * Copyright (C) 2008 Magnus Damm - * - * Based on the soc-camera rcar_vin driver */ #ifndef __RCAR_VIN__ @@ -79,8 +78,6 @@ struct rvin_video_format { * @mbus_type: media bus type * @bus: media bus parallel configuration * @source_pad: source pad of remote subdevice - * @sink_pad: sink pad of remote subdevice - * */ struct rvin_parallel_entity { struct v4l2_async_connection *asc; @@ -90,7 +87,6 @@ struct rvin_parallel_entity { struct v4l2_mbus_config_parallel bus; unsigned int source_pad; - unsigned int sink_pad; }; /** @@ -117,7 +113,6 @@ struct rvin_group_route { /** * struct rvin_info - Information about the particular VIN implementation * @model: VIN model - * @use_mc: use media controller instead of controlling subdevice * @use_isp: the VIN is connected to the ISP and not to the CSI-2 * @nv12: support outputting NV12 pixel format * @raw10: support outputting RAW10 pixel format @@ -129,7 +124,6 @@ struct rvin_group_route { */ struct rvin_info { enum model_id model; - bool use_mc; bool use_isp; bool nv12; bool raw10; @@ -176,7 +170,6 @@ struct rvin_info { * @crop: active cropping * @compose: active composing * @scaler: Optional scaler - * @std: active video standard of the video source * * @alpha: Alpha component to fill in for supported pixel formats */ @@ -218,7 +211,6 @@ struct rvin_dev { struct v4l2_rect crop; struct v4l2_rect compose; void (*scaler)(struct rvin_dev *vin); - v4l2_std_id std; unsigned int alpha; }; |