From: Ezequiel Garcia <ezequiel@collabora.com>
To: Ricardo Ribalda <ribalda@chromium.org>
Cc: Philipp Zabel <p.zabel@pengutronix.de>,
Mauro Carvalho Chehab <mchehab@kernel.org>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Linux Media Mailing List <linux-media@vger.kernel.org>,
linux-rockchip@lists.infradead.org, devel@driverdev.osuosl.org,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] hantro: Format IOCTLs compliance fixes
Date: Mon, 11 Jan 2021 09:24:55 -0300 [thread overview]
Message-ID: <5b6d07096cbc19da68bbbfd29acb6c9ad584935b.camel@collabora.com> (raw)
In-Reply-To: <CANiDSCuy9MPK8qpwEz4CTta54i6S=k3DsempGLYssU2NtFGM3Q@mail.gmail.com>
On Mon, 2021-01-11 at 13:22 +0100, Ricardo Ribalda wrote:
> Hi Ezequiel
>
> On Mon, Jan 11, 2021 at 12:55 PM Ricardo Ribalda <ribalda@chromium.org> wrote:
> >
> > Hi Ezequiel
> >
> > On Mon, Jan 11, 2021 at 12:48 PM Ezequiel Garcia <ezequiel@collabora.com> wrote:
> > >
> > > Hi Ricardo,
> > >
> > > On Mon, 2021-01-11 at 12:35 +0100, Ricardo Ribalda wrote:
> > > > Clear the reserved fields.
> > > >
> > > > Fixes:
> > > > fail: v4l2-test-formats.cpp(482): pix_mp.plane_fmt[0].reserved not zeroed
> > > > test VIDIOC_TRY_FMT: FAIL
> > > > fail: v4l2-test-formats.cpp(482): pix_mp.plane_fmt[0].reserved not zeroed
> > > > test VIDIOC_S_FMT: FAIL
> > > >
> > > > Signed-off-by: Ricardo Ribalda <ribalda@chromium.org>
> > > > ---
> > > > drivers/staging/media/hantro/hantro_v4l2.c | 5 +++++
> > > > 1 file changed, 5 insertions(+)
> > > >
> > > > diff --git a/drivers/staging/media/hantro/hantro_v4l2.c b/drivers/staging/media/hantro/hantro_v4l2.c
> > > > index b668a82d40ad..9b384fbffc93 100644
> > > > --- a/drivers/staging/media/hantro/hantro_v4l2.c
> > > > +++ b/drivers/staging/media/hantro/hantro_v4l2.c
> > > > @@ -239,6 +239,7 @@ static int hantro_try_fmt(const struct hantro_ctx *ctx,
> > > > const struct hantro_fmt *fmt, *vpu_fmt;
> > > > bool capture = V4L2_TYPE_IS_CAPTURE(type);
> > > > bool coded;
> > > > + int i;
> > > >
> > > > coded = capture == ctx->is_encoder;
> > > >
> > > > @@ -293,6 +294,10 @@ static int hantro_try_fmt(const struct hantro_ctx *ctx,
> > > > pix_mp->width * pix_mp->height * fmt->max_depth;
> > > > }
> > > >
> > > > + for (i = 0; i < pix_mp->num_planes; i++)
> > > > + memset(pix_mp->plane_fmt[i].reserved, 0,
> > > > + sizeof(pix_mp->plane_fmt[i].reserved));
> > > > +
> > >
> > > This looks like something that should be handled at the core,
> > > probably in drivers/media/v4l2-core/v4l2-ioctl.c::v4l_try_fmt().
> >
> > The core does clear the reserved field from v4l2_pix_format_mplane,
>
> My bad, It is also clearing the per plane reserved field. I was
> testing in an old kernel.
>
OK, cool.
> The grep it is still valid though. We can remove all the memsets in the drivers.
>
That would be very nice indeed.
Thanks,
Ezequiel
prev parent reply other threads:[~2021-01-11 12:26 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-01-11 11:35 [PATCH] hantro: Format IOCTLs compliance fixes Ricardo Ribalda
2021-01-11 11:48 ` Ezequiel Garcia
2021-01-11 11:55 ` Ricardo Ribalda
2021-01-11 12:22 ` Ricardo Ribalda
2021-01-11 12:24 ` Ezequiel Garcia [this message]
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