[RFC,v3,6/6] media: vimc: Implement the ext_fmt and ext_buf hooks

Message ID	20191008091119.7294-7-boris.brezillon@collabora.com (mailing list archive)
State	New, archived
Headers	show Return-Path: <SRS0=ZXs6=YB=vger.kernel.org=linux-media-owner@kernel.org> sender: bbrezillon) by bhuna.collabora.co.uk (Postfix) with ESMTPSA id 866AB28F7F9; Tue, 8 Oct 2019 10:11:27 +0100 (BST) From: Boris Brezillon <boris.brezillon@collabora.com> To: Mauro Carvalho Chehab <mchehab@kernel.org>, Hans Verkuil <hans.verkuil@cisco.com>, Laurent Pinchart <laurent.pinchart@ideasonboard.com>, Sakari Ailus <sakari.ailus@iki.fi>, linux-media@vger.kernel.org Cc: Tomasz Figa <tfiga@chromium.org>, Hirokazu Honda <hiroh@chromium.org>, Nicolas Dufresne <nicolas@ndufresne.ca>, Brian Starkey <Brian.Starkey@arm.com>, kernel@collabora.com, Boris Brezillon <boris.brezillon@collabora.com> Subject: [RFC PATCH v3 6/6] media: vimc: Implement the ext_fmt and ext_buf hooks Date: Tue, 8 Oct 2019 11:11:19 +0200 Message-Id: <20191008091119.7294-7-boris.brezillon@collabora.com> In-Reply-To: <20191008091119.7294-1-boris.brezillon@collabora.com> References: <20191008091119.7294-1-boris.brezillon@collabora.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-media-owner@vger.kernel.org Precedence: bulk
Series	media: v4l2: Add extended fmt and buffer ioctls \| expand [RFC,v2,0/7] media: v4l2: Add extended fmt and buffer ioctls [RFC,v3,1/6] media: v4l2: Extend pixel formats to unify single/multi-planar handling (and more) [RFC,v3,2/6] media: v4l2: Add extended buffer operations [RFC,v3,3/6] media: videobuf2: Expose helpers to implement the _ext_fmt and _ext_buf hooks [RFC,v3,4/6] media: mediabus: Add an helper to convert a ext_pix format to an mbus_fmt [RFC,v3,5/6] media: vivid: Convert the capture and output drivers to EXT_FMT/EXT_BUF [RFC,v3,6/6] media: vimc: Implement the ext_fmt and ext_buf hooks

diff --git a/drivers/media/platform/vimc/vimc-capture.c b/drivers/media/platform/vimc/vimc-capture.c index 602f80323031..8a9d0039bf6e 100644 --- a/drivers/media/platform/vimc/vimc-capture.c +++ b/drivers/media/platform/vimc/vimc-capture.c @@ -16,7 +16,7 @@ struct vimc_cap_device { struct vimc_ent_device ved; struct video_device vdev; struct device *dev; - struct v4l2_pix_format format; + struct v4l2_ext_pix_format format; struct vb2_queue queue; struct list_head buf_list; /* @@ -32,12 +32,13 @@ struct vimc_cap_device { struct vimc_stream stream; }; -static const struct v4l2_pix_format fmt_default = { +static const struct v4l2_ext_pix_format fmt_default = { .width = 640, .height = 480, .pixelformat = V4L2_PIX_FMT_RGB24, .field = V4L2_FIELD_NONE, .colorspace = V4L2_COLORSPACE_DEFAULT, + .num_planes = 1, }; struct vimc_cap_buffer { @@ -63,7 +64,7 @@ static int vimc_cap_querycap(struct file *file, void *priv, } static void vimc_cap_get_format(struct vimc_ent_device *ved, - struct v4l2_pix_format *fmt) + struct v4l2_ext_pix_format *fmt) { struct vimc_cap_device *vcap = container_of(ved, struct vimc_cap_device, ved); @@ -72,19 +73,18 @@ static void vimc_cap_get_format(struct vimc_ent_device *ved, } static int vimc_cap_g_fmt_vid_cap(struct file *file, void *priv, - struct v4l2_format *f) + struct v4l2_ext_pix_format *f) { struct vimc_cap_device *vcap = video_drvdata(file); - f->fmt.pix = vcap->format; + *f = vcap->format; return 0; } static int vimc_cap_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, @@ -99,8 +99,10 @@ static int vimc_cap_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; + format->num_planes = 1; + 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; @@ -111,7 +113,7 @@ static int vimc_cap_try_fmt_vid_cap(struct file *file, void *priv, } static int vimc_cap_s_fmt_vid_cap(struct file *file, void *priv, - struct v4l2_format *f) + struct v4l2_ext_pix_format *f) { struct vimc_cap_device *vcap = video_drvdata(file); int ret; @@ -133,12 +135,10 @@ static int vimc_cap_s_fmt_vid_cap(struct file *file, void *priv, vcap->format.quantization, vcap->format.xfer_func, vcap->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); - vcap->format = f->fmt.pix; + vcap->format = *f; return 0; } @@ -193,19 +193,19 @@ static const struct v4l2_file_operations vimc_cap_fops = { static const struct v4l2_ioctl_ops vimc_cap_ioctl_ops = { .vidioc_querycap = vimc_cap_querycap, - .vidioc_g_fmt_vid_cap = vimc_cap_g_fmt_vid_cap, - .vidioc_s_fmt_vid_cap = vimc_cap_s_fmt_vid_cap, - .vidioc_try_fmt_vid_cap = vimc_cap_try_fmt_vid_cap, + .vidioc_g_ext_fmt_vid_cap = vimc_cap_g_fmt_vid_cap, + .vidioc_s_ext_fmt_vid_cap = vimc_cap_s_fmt_vid_cap, + .vidioc_try_ext_fmt_vid_cap = vimc_cap_try_fmt_vid_cap, .vidioc_enum_fmt_vid_cap = vimc_cap_enum_fmt_vid_cap, .vidioc_enum_framesizes = vimc_cap_enum_framesizes, .vidioc_reqbufs = vb2_ioctl_reqbufs, - .vidioc_create_bufs = vb2_ioctl_create_bufs, - .vidioc_prepare_buf = vb2_ioctl_prepare_buf, - .vidioc_querybuf = vb2_ioctl_querybuf, - .vidioc_qbuf = vb2_ioctl_qbuf, - .vidioc_dqbuf = vb2_ioctl_dqbuf, - .vidioc_expbuf = vb2_ioctl_expbuf, + .vidioc_ext_create_bufs = vb2_ioctl_ext_create_bufs, + .vidioc_ext_prepare_buf = vb2_ioctl_ext_prepare_buf, + .vidioc_ext_querybuf = vb2_ioctl_ext_querybuf, + .vidioc_ext_qbuf = vb2_ioctl_ext_qbuf, + .vidioc_ext_dqbuf = vb2_ioctl_ext_dqbuf, + .vidioc_ext_expbuf = vb2_ioctl_ext_expbuf, .vidioc_streamon = vb2_ioctl_streamon, .vidioc_streamoff = vb2_ioctl_streamoff, }; @@ -286,10 +286,11 @@ static int vimc_cap_queue_setup(struct vb2_queue *vq, unsigned int *nbuffers, struct vimc_cap_device *vcap = vb2_get_drv_priv(vq); if (*nplanes) - return sizes[0] < vcap->format.sizeimage ? -EINVAL : 0; + return sizes[0] < vcap->format.plane_fmt[0].sizeimage ? + -EINVAL : 0; /* We don't support multiplanes for now */ *nplanes = 1; - sizes[0] = vcap->format.sizeimage; + sizes[0] = vcap->format.plane_fmt[0].sizeimage; return 0; } @@ -297,7 +298,7 @@ static int vimc_cap_queue_setup(struct vb2_queue *vq, unsigned int *nbuffers, static int vimc_cap_buffer_prepare(struct vb2_buffer *vb) { struct vimc_cap_device *vcap = vb2_get_drv_priv(vb->vb2_queue); - unsigned long size = vcap->format.sizeimage; + unsigned long size = vcap->format.plane_fmt[0].sizeimage; if (vb2_plane_size(vb, 0) < size) { dev_err(vcap->dev, "%s: buffer too small (%lu < %lu)\n", @@ -374,11 +375,11 @@ static void *vimc_cap_process_frame(struct vimc_ent_device *ved, vbuf = vb2_plane_vaddr(&vimc_buf->vb2.vb2_buf, 0); - memcpy(vbuf, frame, vcap->format.sizeimage); + memcpy(vbuf, frame, vcap->format.plane_fmt[0].sizeimage); /* Set it as ready */ vb2_set_plane_payload(&vimc_buf->vb2.vb2_buf, 0, - vcap->format.sizeimage); + vcap->format.plane_fmt[0].sizeimage); vb2_buffer_done(&vimc_buf->vb2.vb2_buf, VB2_BUF_STATE_DONE); return NULL; } @@ -443,9 +444,9 @@ struct vimc_ent_device *vimc_cap_add(struct vimc_device *vimc, /* Set default frame format */ vcap->format = fmt_default; vpix = vimc_pix_map_by_pixelformat(vcap->format.pixelformat); - vcap->format.bytesperline = vcap->format.width * vpix->bpp; - vcap->format.sizeimage = vcap->format.bytesperline * - vcap->format.height; + vcap->format.plane_fmt[0].bytesperline = vcap->format.width * vpix->bpp; + vcap->format.plane_fmt[0].sizeimage = vcap->format.plane_fmt[0].bytesperline * + vcap->format.height; /* Fill the vimc_ent_device struct */ vcap->ved.ent = &vcap->vdev.entity; diff --git a/drivers/media/platform/vimc/vimc-common.c b/drivers/media/platform/vimc/vimc-common.c index a3120f4f7a90..c10cb3e9b934 100644 --- a/drivers/media/platform/vimc/vimc-common.c +++ b/drivers/media/platform/vimc/vimc-common.c @@ -268,14 +268,14 @@ static int vimc_get_mbus_format(struct media_pad *pad, entity); struct vimc_ent_device *ved = video_get_drvdata(vdev); const struct vimc_pix_map *vpix; - struct v4l2_pix_format vdev_fmt; + struct v4l2_ext_pix_format vdev_fmt; if (!ved->vdev_get_format) return -ENOIOCTLCMD; ved->vdev_get_format(ved, &vdev_fmt); vpix = vimc_pix_map_by_pixelformat(vdev_fmt.pixelformat); - v4l2_fill_mbus_format(&fmt->format, &vdev_fmt, vpix->code); + v4l2_fill_mbus_format_ext(&fmt->format, &vdev_fmt, vpix->code); } else { return -EINVAL; } diff --git a/drivers/media/platform/vimc/vimc-common.h b/drivers/media/platform/vimc/vimc-common.h index 698db7c07645..21bbe31c8029 100644 --- a/drivers/media/platform/vimc/vimc-common.h +++ b/drivers/media/platform/vimc/vimc-common.h @@ -113,7 +113,7 @@ 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); }; /**

[RFC,v3,6/6] media: vimc: Implement the ext_fmt and ext_buf hooks

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