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Message-ID: <c8cb4441-66d5-c625-1b78-ffb251dc0a82@quicinc.com>
Date: Wed, 13 Nov 2024 10:57:08 +0530
From: Dikshita Agarwal <quic_dikshita@...cinc.com>
To: Hans Verkuil <hverkuil@...all.nl>,
Vikash Garodia
<quic_vgarodia@...cinc.com>,
Abhinav Kumar <quic_abhinavk@...cinc.com>,
"Mauro Carvalho Chehab" <mchehab@...nel.org>,
Rob Herring <robh@...nel.org>,
Krzysztof Kozlowski <krzk+dt@...nel.org>,
Conor Dooley <conor+dt@...nel.org>,
Philipp Zabel <p.zabel@...gutronix.de>
CC: Sebastian Fricke <sebastian.fricke@...labora.com>,
Bryan O'Donoghue
<bryan.odonoghue@...aro.org>,
Dmitry Baryshkov <dmitry.baryshkov@...aro.org>,
Neil Armstrong <neil.armstrong@...aro.org>,
Nicolas Dufresne
<nicolas@...fresne.ca>,
Uwe Kleine-König
<u.kleine-koenig@...libre.com>,
Jianhua Lu <lujianhua000@...il.com>, <linux-media@...r.kernel.org>,
<linux-arm-msm@...r.kernel.org>, <devicetree@...r.kernel.org>,
<linux-kernel@...r.kernel.org>,
Vedang Nagar
<quic_vnagar@...cinc.com>
Subject: Re: [PATCH v5 12/28] media: iris: implement enum_fmt and
enum_frameintervals ioctls
On 11/12/2024 3:53 PM, Hans Verkuil wrote:
> On 05/11/2024 07:55, Dikshita Agarwal wrote:
>> From: Vedang Nagar <quic_vnagar@...cinc.com>
>>
>> Implement enum_fmt and enum_frameintervals ioctls with necessary hooks.
>
> There is a typo in this commit log and in the Subject: you implement framesizes,
> not frameintervals.
>
> Please fix, since this is confusing.
>
Oh, it was a miss.
Will fix in next version.
Thanks,
Dikshita
> Regards,
>
> Hans
>
>>
>> Signed-off-by: Vedang Nagar <quic_vnagar@...cinc.com>
>> Signed-off-by: Dikshita Agarwal <quic_dikshita@...cinc.com>
>> ---
>> .../platform/qcom/iris/iris_platform_common.h | 4 +++
>> .../platform/qcom/iris/iris_platform_sm8550.c | 4 +++
>> drivers/media/platform/qcom/iris/iris_vdec.c | 17 ++++++++++
>> drivers/media/platform/qcom/iris/iris_vdec.h | 1 +
>> drivers/media/platform/qcom/iris/iris_vidc.c | 39 ++++++++++++++++++++++
>> 5 files changed, 65 insertions(+)
>>
>> diff --git a/drivers/media/platform/qcom/iris/iris_platform_common.h b/drivers/media/platform/qcom/iris/iris_platform_common.h
>> index e345667dfbf2..54a2d723797b 100644
>> --- a/drivers/media/platform/qcom/iris/iris_platform_common.h
>> +++ b/drivers/media/platform/qcom/iris/iris_platform_common.h
>> @@ -43,6 +43,10 @@ struct ubwc_config_data {
>> };
>>
>> struct platform_inst_caps {
>> + u32 min_frame_width;
>> + u32 max_frame_width;
>> + u32 min_frame_height;
>> + u32 max_frame_height;
>> u32 max_mbpf;
>> };
>> struct iris_core_power {
>> diff --git a/drivers/media/platform/qcom/iris/iris_platform_sm8550.c b/drivers/media/platform/qcom/iris/iris_platform_sm8550.c
>> index bc4769732aad..37c0130d7059 100644
>> --- a/drivers/media/platform/qcom/iris/iris_platform_sm8550.c
>> +++ b/drivers/media/platform/qcom/iris/iris_platform_sm8550.c
>> @@ -11,6 +11,10 @@
>> #define VIDEO_ARCH_LX 1
>>
>> static struct platform_inst_caps platform_inst_cap_sm8550 = {
>> + .min_frame_width = 96,
>> + .max_frame_width = 8192,
>> + .min_frame_height = 96,
>> + .max_frame_height = 8192,
>> .max_mbpf = (8192 * 4352) / 256,
>> };
>>
>> diff --git a/drivers/media/platform/qcom/iris/iris_vdec.c b/drivers/media/platform/qcom/iris/iris_vdec.c
>> index e807decdda2b..b2858c96e859 100644
>> --- a/drivers/media/platform/qcom/iris/iris_vdec.c
>> +++ b/drivers/media/platform/qcom/iris/iris_vdec.c
>> @@ -60,6 +60,23 @@ void iris_vdec_inst_deinit(struct iris_inst *inst)
>> kfree(inst->fmt_src);
>> }
>>
>> +int iris_vdec_enum_fmt(struct iris_inst *inst, struct v4l2_fmtdesc *f)
>> +{
>> + switch (f->type) {
>> + case V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE:
>> + f->pixelformat = V4L2_PIX_FMT_H264;
>> + f->flags = V4L2_FMT_FLAG_COMPRESSED | V4L2_FMT_FLAG_DYN_RESOLUTION;
>> + break;
>> + case V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE:
>> + f->pixelformat = V4L2_PIX_FMT_NV12;
>> + break;
>> + default:
>> + return -EINVAL;
>> + }
>> +
>> + return 0;
>> +}
>> +
>> int iris_vdec_try_fmt(struct iris_inst *inst, struct v4l2_format *f)
>> {
>> struct v4l2_pix_format_mplane *pixmp = &f->fmt.pix_mp;
>> diff --git a/drivers/media/platform/qcom/iris/iris_vdec.h b/drivers/media/platform/qcom/iris/iris_vdec.h
>> index 4f2557d15ca2..eb8a1121ae92 100644
>> --- a/drivers/media/platform/qcom/iris/iris_vdec.h
>> +++ b/drivers/media/platform/qcom/iris/iris_vdec.h
>> @@ -10,6 +10,7 @@ struct iris_inst;
>>
>> void iris_vdec_inst_init(struct iris_inst *inst);
>> void iris_vdec_inst_deinit(struct iris_inst *inst);
>> +int iris_vdec_enum_fmt(struct iris_inst *inst, struct v4l2_fmtdesc *f);
>> int iris_vdec_try_fmt(struct iris_inst *inst, struct v4l2_format *f);
>> int iris_vdec_s_fmt(struct iris_inst *inst, struct v4l2_format *f);
>>
>> diff --git a/drivers/media/platform/qcom/iris/iris_vidc.c b/drivers/media/platform/qcom/iris/iris_vidc.c
>> index 6a32fd8d6123..bc77dfc2ba67 100644
>> --- a/drivers/media/platform/qcom/iris/iris_vidc.c
>> +++ b/drivers/media/platform/qcom/iris/iris_vidc.c
>> @@ -217,6 +217,16 @@ int iris_close(struct file *filp)
>> return 0;
>> }
>>
>> +static int iris_enum_fmt(struct file *filp, void *fh, struct v4l2_fmtdesc *f)
>> +{
>> + struct iris_inst *inst = iris_get_inst(filp, NULL);
>> +
>> + if (f->index)
>> + return -EINVAL;
>> +
>> + return iris_vdec_enum_fmt(inst, f);
>> +}
>> +
>> static int iris_try_fmt_vid_mplane(struct file *filp, void *fh, struct v4l2_format *f)
>> {
>> struct iris_inst *inst = iris_get_inst(filp, NULL);
>> @@ -259,6 +269,32 @@ static int iris_g_fmt_vid_mplane(struct file *filp, void *fh, struct v4l2_format
>> return ret;
>> }
>>
>> +static int iris_enum_framesizes(struct file *filp, void *fh,
>> + struct v4l2_frmsizeenum *fsize)
>> +{
>> + struct iris_inst *inst = iris_get_inst(filp, NULL);
>> + struct platform_inst_caps *caps;
>> +
>> + if (fsize->index)
>> + return -EINVAL;
>> +
>> + if (fsize->pixel_format != V4L2_PIX_FMT_H264 &&
>> + fsize->pixel_format != V4L2_PIX_FMT_NV12)
>> + return -EINVAL;
>> +
>> + caps = inst->core->iris_platform_data->inst_caps;
>> +
>> + fsize->type = V4L2_FRMSIZE_TYPE_STEPWISE;
>> + fsize->stepwise.min_width = caps->min_frame_width;
>> + fsize->stepwise.max_width = caps->max_frame_width;
>> + fsize->stepwise.step_width = STEP_WIDTH;
>> + fsize->stepwise.min_height = caps->min_frame_height;
>> + fsize->stepwise.max_height = caps->max_frame_height;
>> + fsize->stepwise.step_height = STEP_HEIGHT;
>> +
>> + return 0;
>> +}
>> +
>> static int iris_g_selection(struct file *filp, void *fh, struct v4l2_selection *s)
>> {
>> struct iris_inst *inst = iris_get_inst(filp, NULL);
>> @@ -300,12 +336,15 @@ static const struct vb2_ops iris_vb2_ops = {
>> };
>>
>> static const struct v4l2_ioctl_ops iris_v4l2_ioctl_ops = {
>> + .vidioc_enum_fmt_vid_cap = iris_enum_fmt,
>> + .vidioc_enum_fmt_vid_out = iris_enum_fmt,
>> .vidioc_try_fmt_vid_cap_mplane = iris_try_fmt_vid_mplane,
>> .vidioc_try_fmt_vid_out_mplane = iris_try_fmt_vid_mplane,
>> .vidioc_s_fmt_vid_cap_mplane = iris_s_fmt_vid_mplane,
>> .vidioc_s_fmt_vid_out_mplane = iris_s_fmt_vid_mplane,
>> .vidioc_g_fmt_vid_cap_mplane = iris_g_fmt_vid_mplane,
>> .vidioc_g_fmt_vid_out_mplane = iris_g_fmt_vid_mplane,
>> + .vidioc_enum_framesizes = iris_enum_framesizes,
>> .vidioc_reqbufs = v4l2_m2m_ioctl_reqbufs,
>> .vidioc_g_selection = iris_g_selection,
>> };
>>
>
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