| Message ID | 20240221155435.100093-9-benjamin.gaignard@collabora.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | Add REMOVE_BUF ioctl | expand |
On 21/02/2024 4:54 pm, Benjamin Gaignard wrote: > Create v4l2-mem2mem helpers for VIDIOC_REMOVE_BUFS ioctl and > make test drivers use it. > > Signed-off-by: Benjamin Gaignard <benjamin.gaignard@collabora.com> > --- > drivers/media/test-drivers/vicodec/vicodec-core.c | 1 + > drivers/media/test-drivers/vim2m.c | 1 + > drivers/media/test-drivers/vimc/vimc-capture.c | 1 + > drivers/media/test-drivers/visl/visl-video.c | 1 + > drivers/media/test-drivers/vivid/vivid-core.c | 1 + > drivers/media/v4l2-core/v4l2-mem2mem.c | 10 ++++++++++ > include/media/v4l2-mem2mem.h | 2 ++ > 7 files changed, 17 insertions(+) > > diff --git a/drivers/media/test-drivers/vicodec/vicodec-core.c b/drivers/media/test-drivers/vicodec/vicodec-core.c > index e13f5452b927..3e011fe62ae1 100644 > --- a/drivers/media/test-drivers/vicodec/vicodec-core.c > +++ b/drivers/media/test-drivers/vicodec/vicodec-core.c > @@ -1345,6 +1345,7 @@ static const struct v4l2_ioctl_ops vicodec_ioctl_ops = { > .vidioc_prepare_buf = v4l2_m2m_ioctl_prepare_buf, > .vidioc_create_bufs = v4l2_m2m_ioctl_create_bufs, > .vidioc_expbuf = v4l2_m2m_ioctl_expbuf, > + .vidioc_remove_bufs = v4l2_m2m_ioctl_remove_bufs, > > .vidioc_streamon = v4l2_m2m_ioctl_streamon, > .vidioc_streamoff = v4l2_m2m_ioctl_streamoff, > diff --git a/drivers/media/test-drivers/vim2m.c b/drivers/media/test-drivers/vim2m.c > index 3e3b424b4860..14aff4ad576b 100644 > --- a/drivers/media/test-drivers/vim2m.c > +++ b/drivers/media/test-drivers/vim2m.c > @@ -960,6 +960,7 @@ static const struct v4l2_ioctl_ops vim2m_ioctl_ops = { > .vidioc_dqbuf = v4l2_m2m_ioctl_dqbuf, > .vidioc_prepare_buf = v4l2_m2m_ioctl_prepare_buf, > .vidioc_create_bufs = v4l2_m2m_ioctl_create_bufs, > + .vidioc_remove_bufs = v4l2_m2m_ioctl_remove_bufs, > .vidioc_expbuf = v4l2_m2m_ioctl_expbuf, > > .vidioc_streamon = v4l2_m2m_ioctl_streamon, > diff --git a/drivers/media/test-drivers/vimc/vimc-capture.c b/drivers/media/test-drivers/vimc/vimc-capture.c > index 97693561f1e4..ba7550b8ba7e 100644 > --- a/drivers/media/test-drivers/vimc/vimc-capture.c > +++ b/drivers/media/test-drivers/vimc/vimc-capture.c > @@ -221,6 +221,7 @@ static const struct v4l2_ioctl_ops vimc_capture_ioctl_ops = { > .vidioc_expbuf = vb2_ioctl_expbuf, > .vidioc_streamon = vb2_ioctl_streamon, > .vidioc_streamoff = vb2_ioctl_streamoff, > + .vidioc_remove_bufs = vb2_ioctl_remove_bufs, > }; > > static void vimc_capture_return_all_buffers(struct vimc_capture_device *vcapture, > diff --git a/drivers/media/test-drivers/visl/visl-video.c b/drivers/media/test-drivers/visl/visl-video.c > index b9a4b44bd0ed..f8d970319764 100644 > --- a/drivers/media/test-drivers/visl/visl-video.c > +++ b/drivers/media/test-drivers/visl/visl-video.c > @@ -539,6 +539,7 @@ const struct v4l2_ioctl_ops visl_ioctl_ops = { > .vidioc_prepare_buf = v4l2_m2m_ioctl_prepare_buf, > .vidioc_create_bufs = v4l2_m2m_ioctl_create_bufs, > .vidioc_expbuf = v4l2_m2m_ioctl_expbuf, > + .vidioc_remove_bufs = v4l2_m2m_ioctl_remove_bufs, > > .vidioc_streamon = v4l2_m2m_ioctl_streamon, > .vidioc_streamoff = v4l2_m2m_ioctl_streamoff, > diff --git a/drivers/media/test-drivers/vivid/vivid-core.c b/drivers/media/test-drivers/vivid/vivid-core.c > index 11b8520d9f57..771392f67dda 100644 > --- a/drivers/media/test-drivers/vivid/vivid-core.c > +++ b/drivers/media/test-drivers/vivid/vivid-core.c > @@ -769,6 +769,7 @@ static const struct v4l2_ioctl_ops vivid_ioctl_ops = { > .vidioc_expbuf = vb2_ioctl_expbuf, > .vidioc_streamon = vb2_ioctl_streamon, > .vidioc_streamoff = vb2_ioctl_streamoff, > + .vidioc_remove_bufs = vb2_ioctl_remove_bufs, > > .vidioc_enum_input = vivid_enum_input, > .vidioc_g_input = vivid_g_input, > diff --git a/drivers/media/v4l2-core/v4l2-mem2mem.c b/drivers/media/v4l2-core/v4l2-mem2mem.c > index 75517134a5e9..ba21c60f1ed3 100644 > --- a/drivers/media/v4l2-core/v4l2-mem2mem.c > +++ b/drivers/media/v4l2-core/v4l2-mem2mem.c > @@ -1386,6 +1386,16 @@ int v4l2_m2m_ioctl_create_bufs(struct file *file, void *priv, > } > EXPORT_SYMBOL_GPL(v4l2_m2m_ioctl_create_bufs); > > +int v4l2_m2m_ioctl_remove_bufs(struct file *file, void *priv, > + struct v4l2_remove_buffers *remove) > +{ > + struct v4l2_fh *fh = file->private_data; > + Check if remove->type matches the type of the vb2_queue and return -EINVAL if it isn't. Regards, Hans > + return vb2_core_remove_bufs(v4l2_m2m_get_vq(fh->m2m_ctx, remove->type), > + remove->index, remove->count); > +} > +EXPORT_SYMBOL_GPL(v4l2_m2m_ioctl_remove_bufs); > + > int v4l2_m2m_ioctl_querybuf(struct file *file, void *priv, > struct v4l2_buffer *buf) > { > diff --git a/include/media/v4l2-mem2mem.h b/include/media/v4l2-mem2mem.h > index 7f1af1f7f912..0af330cf91c3 100644 > --- a/include/media/v4l2-mem2mem.h > +++ b/include/media/v4l2-mem2mem.h > @@ -867,6 +867,8 @@ int v4l2_m2m_ioctl_reqbufs(struct file *file, void *priv, > struct v4l2_requestbuffers *rb); > int v4l2_m2m_ioctl_create_bufs(struct file *file, void *fh, > struct v4l2_create_buffers *create); > +int v4l2_m2m_ioctl_remove_bufs(struct file *file, void *priv, > + struct v4l2_remove_buffers *d); > int v4l2_m2m_ioctl_querybuf(struct file *file, void *fh, > struct v4l2_buffer *buf); > int v4l2_m2m_ioctl_expbuf(struct file *file, void *fh, Regards, Hans
On 21/02/2024 4:54 pm, Benjamin Gaignard wrote: > Create v4l2-mem2mem helpers for VIDIOC_REMOVE_BUFS ioctl and > make test drivers use it. > > Signed-off-by: Benjamin Gaignard <benjamin.gaignard@collabora.com> > --- > drivers/media/test-drivers/vicodec/vicodec-core.c | 1 + > drivers/media/test-drivers/vim2m.c | 1 + > drivers/media/test-drivers/vimc/vimc-capture.c | 1 + > drivers/media/test-drivers/visl/visl-video.c | 1 + > drivers/media/test-drivers/vivid/vivid-core.c | 1 + > drivers/media/v4l2-core/v4l2-mem2mem.c | 10 ++++++++++ > include/media/v4l2-mem2mem.h | 2 ++ > 7 files changed, 17 insertions(+) > > diff --git a/drivers/media/test-drivers/vicodec/vicodec-core.c b/drivers/media/test-drivers/vicodec/vicodec-core.c > index e13f5452b927..3e011fe62ae1 100644 > --- a/drivers/media/test-drivers/vicodec/vicodec-core.c > +++ b/drivers/media/test-drivers/vicodec/vicodec-core.c > @@ -1345,6 +1345,7 @@ static const struct v4l2_ioctl_ops vicodec_ioctl_ops = { > .vidioc_prepare_buf = v4l2_m2m_ioctl_prepare_buf, > .vidioc_create_bufs = v4l2_m2m_ioctl_create_bufs, > .vidioc_expbuf = v4l2_m2m_ioctl_expbuf, > + .vidioc_remove_bufs = v4l2_m2m_ioctl_remove_bufs, > > .vidioc_streamon = v4l2_m2m_ioctl_streamon, > .vidioc_streamoff = v4l2_m2m_ioctl_streamoff, > diff --git a/drivers/media/test-drivers/vim2m.c b/drivers/media/test-drivers/vim2m.c > index 3e3b424b4860..14aff4ad576b 100644 > --- a/drivers/media/test-drivers/vim2m.c > +++ b/drivers/media/test-drivers/vim2m.c > @@ -960,6 +960,7 @@ static const struct v4l2_ioctl_ops vim2m_ioctl_ops = { > .vidioc_dqbuf = v4l2_m2m_ioctl_dqbuf, > .vidioc_prepare_buf = v4l2_m2m_ioctl_prepare_buf, > .vidioc_create_bufs = v4l2_m2m_ioctl_create_bufs, > + .vidioc_remove_bufs = v4l2_m2m_ioctl_remove_bufs, > .vidioc_expbuf = v4l2_m2m_ioctl_expbuf, > > .vidioc_streamon = v4l2_m2m_ioctl_streamon, Perhaps leave this vim2m driver without remove_bufs support? The reason you didn't catch the uninitialized capabilities bug is that now all test drivers support this new ioctl. I think at least one should not support it to catch such issues. Regards, Hans > diff --git a/drivers/media/test-drivers/vimc/vimc-capture.c b/drivers/media/test-drivers/vimc/vimc-capture.c > index 97693561f1e4..ba7550b8ba7e 100644 > --- a/drivers/media/test-drivers/vimc/vimc-capture.c > +++ b/drivers/media/test-drivers/vimc/vimc-capture.c > @@ -221,6 +221,7 @@ static const struct v4l2_ioctl_ops vimc_capture_ioctl_ops = { > .vidioc_expbuf = vb2_ioctl_expbuf, > .vidioc_streamon = vb2_ioctl_streamon, > .vidioc_streamoff = vb2_ioctl_streamoff, > + .vidioc_remove_bufs = vb2_ioctl_remove_bufs, > }; > > static void vimc_capture_return_all_buffers(struct vimc_capture_device *vcapture, > diff --git a/drivers/media/test-drivers/visl/visl-video.c b/drivers/media/test-drivers/visl/visl-video.c > index b9a4b44bd0ed..f8d970319764 100644 > --- a/drivers/media/test-drivers/visl/visl-video.c > +++ b/drivers/media/test-drivers/visl/visl-video.c > @@ -539,6 +539,7 @@ const struct v4l2_ioctl_ops visl_ioctl_ops = { > .vidioc_prepare_buf = v4l2_m2m_ioctl_prepare_buf, > .vidioc_create_bufs = v4l2_m2m_ioctl_create_bufs, > .vidioc_expbuf = v4l2_m2m_ioctl_expbuf, > + .vidioc_remove_bufs = v4l2_m2m_ioctl_remove_bufs, > > .vidioc_streamon = v4l2_m2m_ioctl_streamon, > .vidioc_streamoff = v4l2_m2m_ioctl_streamoff, > diff --git a/drivers/media/test-drivers/vivid/vivid-core.c b/drivers/media/test-drivers/vivid/vivid-core.c > index 11b8520d9f57..771392f67dda 100644 > --- a/drivers/media/test-drivers/vivid/vivid-core.c > +++ b/drivers/media/test-drivers/vivid/vivid-core.c > @@ -769,6 +769,7 @@ static const struct v4l2_ioctl_ops vivid_ioctl_ops = { > .vidioc_expbuf = vb2_ioctl_expbuf, > .vidioc_streamon = vb2_ioctl_streamon, > .vidioc_streamoff = vb2_ioctl_streamoff, > + .vidioc_remove_bufs = vb2_ioctl_remove_bufs, > > .vidioc_enum_input = vivid_enum_input, > .vidioc_g_input = vivid_g_input, > diff --git a/drivers/media/v4l2-core/v4l2-mem2mem.c b/drivers/media/v4l2-core/v4l2-mem2mem.c > index 75517134a5e9..ba21c60f1ed3 100644 > --- a/drivers/media/v4l2-core/v4l2-mem2mem.c > +++ b/drivers/media/v4l2-core/v4l2-mem2mem.c > @@ -1386,6 +1386,16 @@ int v4l2_m2m_ioctl_create_bufs(struct file *file, void *priv, > } > EXPORT_SYMBOL_GPL(v4l2_m2m_ioctl_create_bufs); > > +int v4l2_m2m_ioctl_remove_bufs(struct file *file, void *priv, > + struct v4l2_remove_buffers *remove) > +{ > + struct v4l2_fh *fh = file->private_data; > + > + return vb2_core_remove_bufs(v4l2_m2m_get_vq(fh->m2m_ctx, remove->type), > + remove->index, remove->count); > +} > +EXPORT_SYMBOL_GPL(v4l2_m2m_ioctl_remove_bufs); > + > int v4l2_m2m_ioctl_querybuf(struct file *file, void *priv, > struct v4l2_buffer *buf) > { > diff --git a/include/media/v4l2-mem2mem.h b/include/media/v4l2-mem2mem.h > index 7f1af1f7f912..0af330cf91c3 100644 > --- a/include/media/v4l2-mem2mem.h > +++ b/include/media/v4l2-mem2mem.h > @@ -867,6 +867,8 @@ int v4l2_m2m_ioctl_reqbufs(struct file *file, void *priv, > struct v4l2_requestbuffers *rb); > int v4l2_m2m_ioctl_create_bufs(struct file *file, void *fh, > struct v4l2_create_buffers *create); > +int v4l2_m2m_ioctl_remove_bufs(struct file *file, void *priv, > + struct v4l2_remove_buffers *d); > int v4l2_m2m_ioctl_querybuf(struct file *file, void *fh, > struct v4l2_buffer *buf); > int v4l2_m2m_ioctl_expbuf(struct file *file, void *fh,
diff --git a/drivers/media/test-drivers/vicodec/vicodec-core.c b/drivers/media/test-drivers/vicodec/vicodec-core.c index e13f5452b927..3e011fe62ae1 100644 --- a/drivers/media/test-drivers/vicodec/vicodec-core.c +++ b/drivers/media/test-drivers/vicodec/vicodec-core.c @@ -1345,6 +1345,7 @@ static const struct v4l2_ioctl_ops vicodec_ioctl_ops = { .vidioc_prepare_buf = v4l2_m2m_ioctl_prepare_buf, .vidioc_create_bufs = v4l2_m2m_ioctl_create_bufs, .vidioc_expbuf = v4l2_m2m_ioctl_expbuf, + .vidioc_remove_bufs = v4l2_m2m_ioctl_remove_bufs, .vidioc_streamon = v4l2_m2m_ioctl_streamon, .vidioc_streamoff = v4l2_m2m_ioctl_streamoff, diff --git a/drivers/media/test-drivers/vim2m.c b/drivers/media/test-drivers/vim2m.c index 3e3b424b4860..14aff4ad576b 100644 --- a/drivers/media/test-drivers/vim2m.c +++ b/drivers/media/test-drivers/vim2m.c @@ -960,6 +960,7 @@ static const struct v4l2_ioctl_ops vim2m_ioctl_ops = { .vidioc_dqbuf = v4l2_m2m_ioctl_dqbuf, .vidioc_prepare_buf = v4l2_m2m_ioctl_prepare_buf, .vidioc_create_bufs = v4l2_m2m_ioctl_create_bufs, + .vidioc_remove_bufs = v4l2_m2m_ioctl_remove_bufs, .vidioc_expbuf = v4l2_m2m_ioctl_expbuf, .vidioc_streamon = v4l2_m2m_ioctl_streamon, diff --git a/drivers/media/test-drivers/vimc/vimc-capture.c b/drivers/media/test-drivers/vimc/vimc-capture.c index 97693561f1e4..ba7550b8ba7e 100644 --- a/drivers/media/test-drivers/vimc/vimc-capture.c +++ b/drivers/media/test-drivers/vimc/vimc-capture.c @@ -221,6 +221,7 @@ static const struct v4l2_ioctl_ops vimc_capture_ioctl_ops = { .vidioc_expbuf = vb2_ioctl_expbuf, .vidioc_streamon = vb2_ioctl_streamon, .vidioc_streamoff = vb2_ioctl_streamoff, + .vidioc_remove_bufs = vb2_ioctl_remove_bufs, }; static void vimc_capture_return_all_buffers(struct vimc_capture_device *vcapture, diff --git a/drivers/media/test-drivers/visl/visl-video.c b/drivers/media/test-drivers/visl/visl-video.c index b9a4b44bd0ed..f8d970319764 100644 --- a/drivers/media/test-drivers/visl/visl-video.c +++ b/drivers/media/test-drivers/visl/visl-video.c @@ -539,6 +539,7 @@ const struct v4l2_ioctl_ops visl_ioctl_ops = { .vidioc_prepare_buf = v4l2_m2m_ioctl_prepare_buf, .vidioc_create_bufs = v4l2_m2m_ioctl_create_bufs, .vidioc_expbuf = v4l2_m2m_ioctl_expbuf, + .vidioc_remove_bufs = v4l2_m2m_ioctl_remove_bufs, .vidioc_streamon = v4l2_m2m_ioctl_streamon, .vidioc_streamoff = v4l2_m2m_ioctl_streamoff, diff --git a/drivers/media/test-drivers/vivid/vivid-core.c b/drivers/media/test-drivers/vivid/vivid-core.c index 11b8520d9f57..771392f67dda 100644 --- a/drivers/media/test-drivers/vivid/vivid-core.c +++ b/drivers/media/test-drivers/vivid/vivid-core.c @@ -769,6 +769,7 @@ static const struct v4l2_ioctl_ops vivid_ioctl_ops = { .vidioc_expbuf = vb2_ioctl_expbuf, .vidioc_streamon = vb2_ioctl_streamon, .vidioc_streamoff = vb2_ioctl_streamoff, + .vidioc_remove_bufs = vb2_ioctl_remove_bufs, .vidioc_enum_input = vivid_enum_input, .vidioc_g_input = vivid_g_input, diff --git a/drivers/media/v4l2-core/v4l2-mem2mem.c b/drivers/media/v4l2-core/v4l2-mem2mem.c index 75517134a5e9..ba21c60f1ed3 100644 --- a/drivers/media/v4l2-core/v4l2-mem2mem.c +++ b/drivers/media/v4l2-core/v4l2-mem2mem.c @@ -1386,6 +1386,16 @@ int v4l2_m2m_ioctl_create_bufs(struct file *file, void *priv, } EXPORT_SYMBOL_GPL(v4l2_m2m_ioctl_create_bufs); +int v4l2_m2m_ioctl_remove_bufs(struct file *file, void *priv, + struct v4l2_remove_buffers *remove) +{ + struct v4l2_fh *fh = file->private_data; + + return vb2_core_remove_bufs(v4l2_m2m_get_vq(fh->m2m_ctx, remove->type), + remove->index, remove->count); +} +EXPORT_SYMBOL_GPL(v4l2_m2m_ioctl_remove_bufs); + int v4l2_m2m_ioctl_querybuf(struct file *file, void *priv, struct v4l2_buffer *buf) { diff --git a/include/media/v4l2-mem2mem.h b/include/media/v4l2-mem2mem.h index 7f1af1f7f912..0af330cf91c3 100644 --- a/include/media/v4l2-mem2mem.h +++ b/include/media/v4l2-mem2mem.h @@ -867,6 +867,8 @@ int v4l2_m2m_ioctl_reqbufs(struct file *file, void *priv, struct v4l2_requestbuffers *rb); int v4l2_m2m_ioctl_create_bufs(struct file *file, void *fh, struct v4l2_create_buffers *create); +int v4l2_m2m_ioctl_remove_bufs(struct file *file, void *priv, + struct v4l2_remove_buffers *d); int v4l2_m2m_ioctl_querybuf(struct file *file, void *fh, struct v4l2_buffer *buf); int v4l2_m2m_ioctl_expbuf(struct file *file, void *fh,
Create v4l2-mem2mem helpers for VIDIOC_REMOVE_BUFS ioctl and make test drivers use it. Signed-off-by: Benjamin Gaignard <benjamin.gaignard@collabora.com> --- drivers/media/test-drivers/vicodec/vicodec-core.c | 1 + drivers/media/test-drivers/vim2m.c | 1 + drivers/media/test-drivers/vimc/vimc-capture.c | 1 + drivers/media/test-drivers/visl/visl-video.c | 1 + drivers/media/test-drivers/vivid/vivid-core.c | 1 + drivers/media/v4l2-core/v4l2-mem2mem.c | 10 ++++++++++ include/media/v4l2-mem2mem.h | 2 ++ 7 files changed, 17 insertions(+)