From: Helen Koike <helen.koike@collabora.com>
To: "André Almeida" <andrealmeid@collabora.com>, linux-media@vger.kernel.org
Cc: mchehab@kernel.org, hverkuil@xs4all.nl, lucmaga@gmail.com,
linux-kernel@vger.kernel.org, kernel@collabora.com
Subject: Re: [PATCH 08/16] media: vimc: cap: Add handler for multiplanar fmt ioctls
Date: Fri, 15 Mar 2019 16:31:19 -0300 [thread overview]
Message-ID: <54eca6ff-3bff-ef0d-9c73-8726df1c2017@collabora.com> (raw)
In-Reply-To: <20190315164359.626-9-andrealmeid@collabora.com>
On 3/15/19 1:43 PM, André Almeida wrote:
> Add functions to handle multiplanar format ioctls, calling
> the generic format ioctls functions when possible.
>
> Signed-off-by: André Almeida <andrealmeid@collabora.com>
> ---
> drivers/media/platform/vimc/vimc-capture.c | 79 ++++++++++++++++++++++
> 1 file changed, 79 insertions(+)
>
> diff --git a/drivers/media/platform/vimc/vimc-capture.c b/drivers/media/platform/vimc/vimc-capture.c
> index 47acf50f1ad2..09a8fd618b12 100644
> --- a/drivers/media/platform/vimc/vimc-capture.c
> +++ b/drivers/media/platform/vimc/vimc-capture.c
> @@ -114,6 +114,10 @@ static void vimc_cap_get_format(struct vimc_ent_device *ved,
> *fmt = vcap->format.fmt.pix;
> }
>
> +/*
> + * Functions to handle both single- and multi-planar VIDIOC FMT
> + */
> +
> static int vimc_cap_g_fmt_vid_cap(struct file *file, void *priv,
> struct v4l2_format *f)
> {
> @@ -237,6 +241,71 @@ static bool vimc_cap_is_pixfmt_supported(u32 pixelformat)
> return true;
> return false;
> }
> +/*
> + * VIDIOC handlers for multi-planar formats
> + */
> +
> +static int vimc_cap_g_fmt_vid_cap_mp(struct file *file, void *priv,
> + struct v4l2_format *f)
Please align this second line with the parameters of the function (this
also applies to other places).
Regards,
Helen
> +{
> + if (!multiplanar)
> + return -EINVAL;
> +
> + return vimc_cap_g_fmt_vid_cap(file, priv, f);
> +}
> +
> +static int vimc_cap_try_fmt_vid_cap_mp(struct file *file, void *priv,
> + struct v4l2_format *f)
> +{
> + if (!multiplanar)
> + return -EINVAL;
> +
> + return vimc_cap_try_fmt_vid_cap(file, priv, f);
> +}
> +
> +static int vimc_cap_s_fmt_vid_cap_mp(struct file *file, void *priv,
> + struct v4l2_format *f)
> +{
> + struct vimc_cap_device *vcap = video_drvdata(file);
> +
> + if (!multiplanar)
> + return -EINVAL;
> +
> + /* Do not change the format while stream is on */
> + if (vb2_is_busy(&vcap->queue))
> + return -EBUSY;
> +
> + vimc_cap_try_fmt_vid_cap(file, priv, f);
> +
> + dev_dbg(vcap->dev, "%s: format update: "
> + "old:%dx%d (0x%x, %d, %d, %d, %d) "
> + "new:%dx%d (0x%x, %d, %d, %d, %d)\n", vcap->vdev.name,
> + /* old */
> + vcap->format.fmt.pix_mp.width, vcap->format.fmt.pix_mp.height,
> + vcap->format.fmt.pix_mp.pixelformat,
> + vcap->format.fmt.pix_mp.colorspace,
> + vcap->format.fmt.pix_mp.quantization,
> + vcap->format.fmt.pix_mp.xfer_func,
> + vcap->format.fmt.pix_mp.ycbcr_enc,
> + /* new */
> + f->fmt.pix_mp.width, f->fmt.pix_mp.height,
> + f->fmt.pix_mp.pixelformat, f->fmt.pix_mp.colorspace,
> + f->fmt.pix_mp.quantization, f->fmt.pix_mp.xfer_func,
> + f->fmt.pix_mp.ycbcr_enc);
> +
> + vcap->format = *f;
> +
> + return 0;
> +}
> +
> +static int vimc_cap_enum_fmt_vid_cap_mp(struct file *file, void *priv,
> + struct v4l2_fmtdesc *f)
> +{
> + if (!multiplanar)
> + return -EINVAL;
> +
> + return vimc_cap_enum_fmt_vid_cap(file, priv, f);
> +}
>
> static int vimc_cap_enum_framesizes(struct file *file, void *fh,
> struct v4l2_frmsizeenum *fsize)
> @@ -268,14 +337,24 @@ static const struct v4l2_file_operations vimc_cap_fops = {
> .mmap = vb2_fop_mmap,
> };
>
> +
> static const struct v4l2_ioctl_ops vimc_cap_ioctl_ops = {
> .vidioc_querycap = vimc_cap_querycap,
>
> + /**
> + * The vidioc_*_vid_cap* functions acts as a front end to
> + * vimc_*_vid_cap, dealing with the single- and multi-planar
> + */
> .vidioc_g_fmt_vid_cap = vimc_cap_g_fmt_vid_cap_sp,
> .vidioc_s_fmt_vid_cap = vimc_cap_s_fmt_vid_cap_sp,
> .vidioc_try_fmt_vid_cap = vimc_cap_try_fmt_vid_cap_sp,
> .vidioc_enum_fmt_vid_cap = vimc_cap_enum_fmt_vid_cap_sp,
>
> + .vidioc_g_fmt_vid_cap_mplane = vimc_cap_g_fmt_vid_cap_mp,
> + .vidioc_s_fmt_vid_cap_mplane = vimc_cap_s_fmt_vid_cap_mp,
> + .vidioc_try_fmt_vid_cap_mplane = vimc_cap_try_fmt_vid_cap_mp,
> + .vidioc_enum_fmt_vid_cap_mplane = vimc_cap_enum_fmt_vid_cap_mp,
> +
> .vidioc_enum_framesizes = vimc_cap_enum_framesizes,
>
> .vidioc_reqbufs = vb2_ioctl_reqbufs,
>
next prev parent reply other threads:[~2019-03-15 19:31 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-03-15 16:43 [PATCH 00/16] media: vimc: Add support for multiplanar formats André Almeida
2019-03-15 16:43 ` [PATCH 01/16] media: Move sp2mp functions to v4l2-common André Almeida
2019-03-15 19:30 ` Helen Koike
2019-03-15 16:43 ` [PATCH 02/16] media: vimc: Remove unnecessary stream check André Almeida
2019-03-15 16:43 ` [PATCH 03/16] media: vimc: Check if the stream is on using ved.stream André Almeida
2019-03-15 19:30 ` Helen Koike
2019-03-15 16:43 ` [PATCH 04/16] media: vimc: cap: Change vimc_cap_device.format type André Almeida
2019-03-15 16:43 ` [PATCH 05/16] media: vimc: Create multiplanar parameter André Almeida
2019-03-15 19:30 ` Helen Koike
2019-03-15 16:43 ` [PATCH 06/16] media: vimc: cap: Dynamically define stream pixelformat André Almeida
2019-03-15 16:43 ` [PATCH 07/16] media: vimc: cap: Add handler for singleplanar fmt ioctls André Almeida
2019-03-15 19:31 ` Helen Koike
2019-03-15 16:43 ` [PATCH 08/16] media: vimc: cap: Add handler for multiplanar " André Almeida
2019-03-15 19:31 ` Helen Koike [this message]
2019-03-15 16:43 ` [PATCH 09/16] media: vimc: cap: Add multiplanar formats André Almeida
2019-03-15 19:31 ` Helen Koike
2019-03-15 16:43 ` [PATCH 10/16] media: vimc: cap: Add multiplanar default format André Almeida
2019-03-15 16:43 ` [PATCH 11/16] media: vimc: cap: Allocate and verify mplanar buffers André Almeida
2019-03-15 16:43 ` [PATCH 12/16] media: vimc: Add and use new struct vimc_frame André Almeida
2019-03-15 19:31 ` Helen Koike
2019-03-15 16:43 ` [PATCH 13/16] media: vimc: sen: Add support for multiplanar formats André Almeida
2019-03-15 19:32 ` Helen Koike
2019-03-15 16:43 ` [PATCH 14/16] media: vimc: sca: " André Almeida
2019-03-15 19:32 ` Helen Koike
2019-03-15 16:43 ` [PATCH 15/16] media: vimc: cap: " André Almeida
2019-03-15 16:43 ` [PATCH 16/16] media: vimc: cap: Dynamically define device caps André Almeida
2019-03-15 17:29 ` [PATCH 00/16] media: vimc: Add support for multiplanar formats André Almeida
2019-03-15 19:32 ` Helen Koike
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