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Date: Mon, 6 Feb 2023 12:33:08 +0800
From: ayaka <ayaka@...lik.info>
To: linux-media@...r.kernel.org
Cc: randy.li@...aptics.com, Brian.Starkey@....com,
boris.brezillon@...labora.com, frkoenig@...omium.org,
hans.verkuil@...co.com, hiroh@...omium.org, hverkuil@...all.nl,
kernel@...labora.com, laurent.pinchart@...asonboard.com,
linux-kernel@...r.kernel.org, mchehab@...nel.org,
narmstrong@...libre.com, nicolas@...fresne.ca, sakari.ailus@....fi,
stanimir.varbanov@...aro.org, tfiga@...omium.org,
Helen Koike <helen.koike@...labora.com>,
Randy Li <ayaka@...lik.info>
Subject: [PATCH v7 9/9] media: vimc: Convert to v4l2_ext_pix_format
From: Helen Koike <helen.koike@...labora.com>
Simplify Multi/Single planer API handling by converting to v4l2_ext_pix_format.
Signed-off-by: Boris Brezillon <boris.brezillon@...labora.com>
Signed-off-by: Helen Koike <helen.koike@...labora.com>
Signed-off-by: Randy Li <ayaka@...lik.info>
---
Changes in v7:
- Refresh and rebase
Changes in v6:
- Update with new format and buffer structs
Changes in v4:
- Update with new format and buffer structs
- Rebased on top of media/master (post 5.8-rc1)
Changes in v3:
- Rebased on top of media/master (post 5.4-rc1)
Changes in v2:
- New patch
---
.../media/test-drivers/vimc/vimc-capture.c | 115 ++++++++++--------
drivers/media/test-drivers/vimc/vimc-common.c | 6 +-
drivers/media/test-drivers/vimc/vimc-common.h | 2 +-
3 files changed, 68 insertions(+), 55 deletions(-)
diff --git a/drivers/media/test-drivers/vimc/vimc-capture.c b/drivers/media/test-drivers/vimc/vimc-capture.c
index 246d90d1f5ae..5429398bea8d 100644
--- a/drivers/media/test-drivers/vimc/vimc-capture.c
+++ b/drivers/media/test-drivers/vimc/vimc-capture.c
@@ -16,7 +16,7 @@
struct vimc_capture_device {
struct vimc_ent_device ved;
struct video_device vdev;
- struct v4l2_pix_format format;
+ struct v4l2_ext_pix_format format;
struct vb2_queue queue;
struct list_head buf_list;
/*
@@ -33,7 +33,8 @@ struct vimc_capture_device {
struct media_pad pad;
};
-static const struct v4l2_pix_format fmt_default = {
+static const struct v4l2_ext_pix_format fmt_default = {
+ .type = V4L2_BUF_TYPE_VIDEO_CAPTURE,
.width = 640,
.height = 480,
.pixelformat = V4L2_PIX_FMT_RGB24,
@@ -53,7 +54,7 @@ struct vimc_capture_buffer {
};
static int vimc_capture_querycap(struct file *file, void *priv,
- struct v4l2_capability *cap)
+ struct v4l2_capability *cap)
{
strscpy(cap->driver, VIMC_PDEV_NAME, sizeof(cap->driver));
strscpy(cap->card, KBUILD_MODNAME, sizeof(cap->card));
@@ -64,28 +65,28 @@ static int vimc_capture_querycap(struct file *file, void *priv,
}
static void vimc_capture_get_format(struct vimc_ent_device *ved,
- struct v4l2_pix_format *fmt)
+ struct v4l2_ext_pix_format *fmt)
{
- struct vimc_capture_device *vcapture = container_of(ved, struct vimc_capture_device,
- ved);
+ struct vimc_capture_device *vcapture =
+ container_of(ved, struct vimc_capture_device,
+ ved);
*fmt = vcapture->format;
}
static int vimc_capture_g_fmt_vid_cap(struct file *file, void *priv,
- struct v4l2_format *f)
+ struct v4l2_ext_pix_format *f)
{
struct vimc_capture_device *vcapture = video_drvdata(file);
- f->fmt.pix = vcapture->format;
+ *f = vcapture->format;
return 0;
}
static int vimc_capture_try_fmt_vid_cap(struct file *file, void *priv,
- struct v4l2_format *f)
+ struct v4l2_ext_pix_format *format)
{
- struct v4l2_pix_format *format = &f->fmt.pix;
const struct vimc_pix_map *vpix;
format->width = clamp_t(u32, format->width, VIMC_FRAME_MIN_WIDTH,
@@ -100,8 +101,10 @@ static int vimc_capture_try_fmt_vid_cap(struct file *file, void *priv,
vpix = vimc_pix_map_by_pixelformat(format->pixelformat);
}
/* TODO: Add support for custom bytesperline values */
- format->bytesperline = format->width * vpix->bpp;
- format->sizeimage = format->bytesperline * format->height;
+ memset(format->plane_fmt, 0, sizeof(format->plane_fmt));
+ format->plane_fmt[0].bytesperline = format->width * vpix->bpp;
+ format->plane_fmt[0].sizeimage = format->plane_fmt[0].bytesperline *
+ format->height;
if (format->field == V4L2_FIELD_ANY)
format->field = fmt_default.field;
@@ -115,7 +118,7 @@ static int vimc_capture_try_fmt_vid_cap(struct file *file, void *priv,
}
static int vimc_capture_s_fmt_vid_cap(struct file *file, void *priv,
- struct v4l2_format *f)
+ struct v4l2_ext_pix_format *f)
{
struct vimc_capture_device *vcapture = video_drvdata(file);
int ret;
@@ -137,18 +140,16 @@ static int vimc_capture_s_fmt_vid_cap(struct file *file, void *priv,
vcapture->format.quantization, vcapture->format.xfer_func,
vcapture->format.ycbcr_enc,
/* new */
- f->fmt.pix.width, f->fmt.pix.height,
- f->fmt.pix.pixelformat, f->fmt.pix.colorspace,
- f->fmt.pix.quantization, f->fmt.pix.xfer_func,
- f->fmt.pix.ycbcr_enc);
+ f->width, f->height, f->pixelformat, f->colorspace,
+ f->quantization, f->xfer_func, f->ycbcr_enc);
- vcapture->format = f->fmt.pix;
+ vcapture->format = *f;
return 0;
}
static int vimc_capture_enum_fmt_vid_cap(struct file *file, void *priv,
- struct v4l2_fmtdesc *f)
+ struct v4l2_fmtdesc *f)
{
const struct vimc_pix_map *vpix;
@@ -170,7 +171,7 @@ static int vimc_capture_enum_fmt_vid_cap(struct file *file, void *priv,
}
static int vimc_capture_enum_framesizes(struct file *file, void *fh,
- struct v4l2_frmsizeenum *fsize)
+ struct v4l2_frmsizeenum *fsize)
{
const struct vimc_pix_map *vpix;
@@ -206,9 +207,9 @@ static const struct v4l2_file_operations vimc_capture_fops = {
static const struct v4l2_ioctl_ops vimc_capture_ioctl_ops = {
.vidioc_querycap = vimc_capture_querycap,
- .vidioc_g_fmt_vid_cap = vimc_capture_g_fmt_vid_cap,
- .vidioc_s_fmt_vid_cap = vimc_capture_s_fmt_vid_cap,
- .vidioc_try_fmt_vid_cap = vimc_capture_try_fmt_vid_cap,
+ .vidioc_g_ext_pix_fmt_vid_cap = vimc_capture_g_fmt_vid_cap,
+ .vidioc_s_ext_pix_fmt_vid_cap = vimc_capture_s_fmt_vid_cap,
+ .vidioc_try_ext_pix_fmt_vid_cap = vimc_capture_try_fmt_vid_cap,
.vidioc_enum_fmt_vid_cap = vimc_capture_enum_fmt_vid_cap,
.vidioc_enum_framesizes = vimc_capture_enum_framesizes,
@@ -225,8 +226,9 @@ static const struct v4l2_ioctl_ops vimc_capture_ioctl_ops = {
.vidioc_streamoff = vb2_ioctl_streamoff,
};
-static void vimc_capture_return_all_buffers(struct vimc_capture_device *vcapture,
- enum vb2_buffer_state state)
+static void vimc_capture_return_all_buffers(struct vimc_capture_device
+ *vcapture,
+ enum vb2_buffer_state state)
{
struct vimc_capture_buffer *vbuf, *node;
@@ -240,7 +242,8 @@ static void vimc_capture_return_all_buffers(struct vimc_capture_device *vcapture
spin_unlock(&vcapture->qlock);
}
-static int vimc_capture_start_streaming(struct vb2_queue *vq, unsigned int count)
+static int vimc_capture_start_streaming(struct vb2_queue *vq,
+ unsigned int count)
{
struct vimc_capture_device *vcapture = vb2_get_drv_priv(vq);
int ret;
@@ -248,7 +251,9 @@ static int vimc_capture_start_streaming(struct vb2_queue *vq, unsigned int count
vcapture->sequence = 0;
/* Start the media pipeline */
- ret = video_device_pipeline_start(&vcapture->vdev, &vcapture->stream.pipe);
+ ret =
+ video_device_pipeline_start(&vcapture->vdev,
+ &vcapture->stream.pipe);
if (ret) {
vimc_capture_return_all_buffers(vcapture, VB2_BUF_STATE_QUEUED);
return ret;
@@ -283,27 +288,31 @@ static void vimc_capture_stop_streaming(struct vb2_queue *vq)
static void vimc_capture_buf_queue(struct vb2_buffer *vb2_buf)
{
- struct vimc_capture_device *vcapture = vb2_get_drv_priv(vb2_buf->vb2_queue);
+ struct vimc_capture_device *vcapture =
+ vb2_get_drv_priv(vb2_buf->vb2_queue);
struct vimc_capture_buffer *buf = container_of(vb2_buf,
- struct vimc_capture_buffer,
- vb2.vb2_buf);
+ struct
+ vimc_capture_buffer,
+ vb2.vb2_buf);
spin_lock(&vcapture->qlock);
list_add_tail(&buf->list, &vcapture->buf_list);
spin_unlock(&vcapture->qlock);
}
-static int vimc_capture_queue_setup(struct vb2_queue *vq, unsigned int *nbuffers,
- unsigned int *nplanes, unsigned int sizes[],
- struct device *alloc_devs[])
+static int vimc_capture_queue_setup(struct vb2_queue *vq,
+ unsigned int *nbuffers,
+ unsigned int *nplanes, unsigned int sizes[],
+ struct device *alloc_devs[])
{
struct vimc_capture_device *vcapture = vb2_get_drv_priv(vq);
if (*nplanes)
- return sizes[0] < vcapture->format.sizeimage ? -EINVAL : 0;
+ return sizes[0] <
+ vcapture->format.plane_fmt[0].sizeimage ? -EINVAL : 0;
/* We don't support multiplanes for now */
*nplanes = 1;
- sizes[0] = vcapture->format.sizeimage;
+ sizes[0] = vcapture->format.plane_fmt[0].sizeimage;
return 0;
}
@@ -311,7 +320,7 @@ static int vimc_capture_queue_setup(struct vb2_queue *vq, unsigned int *nbuffers
static int vimc_capture_buffer_prepare(struct vb2_buffer *vb)
{
struct vimc_capture_device *vcapture = vb2_get_drv_priv(vb->vb2_queue);
- unsigned long size = vcapture->format.sizeimage;
+ unsigned long size = vcapture->format.plane_fmt[0].sizeimage;
if (vb2_plane_size(vb, 0) < size) {
dev_err(vcapture->ved.dev, "%s: buffer too small (%lu < %lu)\n",
@@ -342,7 +351,7 @@ static const struct media_entity_operations vimc_capture_mops = {
static void vimc_capture_release(struct vimc_ent_device *ved)
{
struct vimc_capture_device *vcapture =
- container_of(ved, struct vimc_capture_device, ved);
+ container_of(ved, struct vimc_capture_device, ved);
media_entity_cleanup(vcapture->ved.ent);
kfree(vcapture);
@@ -351,16 +360,17 @@ static void vimc_capture_release(struct vimc_ent_device *ved)
static void vimc_capture_unregister(struct vimc_ent_device *ved)
{
struct vimc_capture_device *vcapture =
- container_of(ved, struct vimc_capture_device, ved);
+ container_of(ved, struct vimc_capture_device, ved);
vb2_video_unregister_device(&vcapture->vdev);
}
static void *vimc_capture_process_frame(struct vimc_ent_device *ved,
- const void *frame)
+ const void *frame)
{
- struct vimc_capture_device *vcapture = container_of(ved, struct vimc_capture_device,
- ved);
+ struct vimc_capture_device *vcapture =
+ container_of(ved, struct vimc_capture_device,
+ ved);
struct vimc_capture_buffer *vimc_buf;
void *vbuf;
@@ -386,11 +396,11 @@ static void *vimc_capture_process_frame(struct vimc_ent_device *ved,
vbuf = vb2_plane_vaddr(&vimc_buf->vb2.vb2_buf, 0);
- memcpy(vbuf, frame, vcapture->format.sizeimage);
+ memcpy(vbuf, frame, vcapture->format.plane_fmt[0].sizeimage);
/* Set it as ready */
vb2_set_plane_payload(&vimc_buf->vb2.vb2_buf, 0,
- vcapture->format.sizeimage);
+ vcapture->format.plane_fmt[0].sizeimage);
vb2_set_pixelformat(&vimc_buf->vb2.vb2_buf,
vcapture->format.pixelformat);
vb2_buffer_done(&vimc_buf->vb2.vb2_buf, VB2_BUF_STATE_DONE);
@@ -398,7 +408,7 @@ static void *vimc_capture_process_frame(struct vimc_ent_device *ved,
}
static struct vimc_ent_device *vimc_capture_add(struct vimc_device *vimc,
- const char *vcfg_name)
+ const char *vcfg_name)
{
struct v4l2_device *v4l2_dev = &vimc->v4l2_dev;
const struct vimc_pix_map *vpix;
@@ -416,8 +426,7 @@ static struct vimc_ent_device *vimc_capture_add(struct vimc_device *vimc,
vcapture->vdev.entity.name = vcfg_name;
vcapture->vdev.entity.function = MEDIA_ENT_F_IO_V4L;
vcapture->pad.flags = MEDIA_PAD_FL_SINK;
- ret = media_entity_pads_init(&vcapture->vdev.entity,
- 1, &vcapture->pad);
+ ret = media_entity_pads_init(&vcapture->vdev.entity, 1, &vcapture->pad);
if (ret)
goto err_free_vcapture;
@@ -434,7 +443,7 @@ static struct vimc_ent_device *vimc_capture_add(struct vimc_device *vimc,
q->buf_struct_size = sizeof(struct vimc_capture_buffer);
q->ops = &vimc_capture_qops;
q->mem_ops = vimc_allocator == VIMC_ALLOCATOR_DMA_CONTIG
- ? &vb2_dma_contig_memops : &vb2_vmalloc_memops;
+ ? &vb2_dma_contig_memops : &vb2_vmalloc_memops;
q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;
q->min_buffers_needed = 2;
q->lock = &vcapture->lock;
@@ -454,9 +463,13 @@ static struct vimc_ent_device *vimc_capture_add(struct vimc_device *vimc,
/* Set default frame format */
vcapture->format = fmt_default;
vpix = vimc_pix_map_by_pixelformat(vcapture->format.pixelformat);
- vcapture->format.bytesperline = vcapture->format.width * vpix->bpp;
- vcapture->format.sizeimage = vcapture->format.bytesperline *
- vcapture->format.height;
+ memset(vcapture->format.plane_fmt, 0,
+ sizeof(vcapture->format.plane_fmt));
+ vcapture->format.plane_fmt[0].bytesperline =
+ vcapture->format.width * vpix->bpp;
+ vcapture->format.plane_fmt[0].sizeimage =
+ vcapture->format.plane_fmt[0].bytesperline *
+ vcapture->format.height;
/* Fill the vimc_ent_device struct */
vcapture->ved.ent = &vcapture->vdev.entity;
@@ -467,7 +480,7 @@ static struct vimc_ent_device *vimc_capture_add(struct vimc_device *vimc,
/* Initialize the video_device struct */
vdev = &vcapture->vdev;
vdev->device_caps = V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_STREAMING
- | V4L2_CAP_IO_MC;
+ | V4L2_CAP_IO_MC;
vdev->entity.ops = &vimc_capture_mops;
vdev->release = video_device_release_empty;
vdev->fops = &vimc_capture_fops;
diff --git a/drivers/media/test-drivers/vimc/vimc-common.c b/drivers/media/test-drivers/vimc/vimc-common.c
index 7b27153c0728..8bbf80f2acb9 100644
--- a/drivers/media/test-drivers/vimc/vimc-common.c
+++ b/drivers/media/test-drivers/vimc/vimc-common.c
@@ -236,7 +236,7 @@ const struct vimc_pix_map *vimc_pix_map_by_pixelformat(u32 pixelformat)
}
static int vimc_get_pix_format(struct media_pad *pad,
- struct v4l2_pix_format *fmt)
+ struct v4l2_ext_pix_format *fmt)
{
if (is_media_entity_v4l2_subdev(pad->entity)) {
struct v4l2_subdev *sd =
@@ -252,7 +252,7 @@ static int vimc_get_pix_format(struct media_pad *pad,
if (ret)
return ret;
- v4l2_fill_pix_format(fmt, &sd_fmt.format);
+ v4l2_fill_ext_pix_format_from_mbus(fmt, &sd_fmt.format);
pix_map = vimc_pix_map_by_code(sd_fmt.format.code);
fmt->pixelformat = pix_map->pixelformat;
} else if (is_media_entity_v4l2_video_device(pad->entity)) {
@@ -274,7 +274,7 @@ static int vimc_get_pix_format(struct media_pad *pad,
int vimc_vdev_link_validate(struct media_link *link)
{
- struct v4l2_pix_format source_fmt, sink_fmt;
+ struct v4l2_ext_pix_format source_fmt, sink_fmt;
int ret;
ret = vimc_get_pix_format(link->source, &source_fmt);
diff --git a/drivers/media/test-drivers/vimc/vimc-common.h b/drivers/media/test-drivers/vimc/vimc-common.h
index 7641a101a728..f29429df10dd 100644
--- a/drivers/media/test-drivers/vimc/vimc-common.h
+++ b/drivers/media/test-drivers/vimc/vimc-common.h
@@ -111,7 +111,7 @@ struct vimc_ent_device {
void * (*process_frame)(struct vimc_ent_device *ved,
const void *frame);
void (*vdev_get_format)(struct vimc_ent_device *ved,
- struct v4l2_pix_format *fmt);
+ struct v4l2_ext_pix_format *fmt);
};
/**
--
2.17.1
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