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Message-ID: <75d84de1-4f7c-1397-d445-42a367985991@oss.qualcomm.com>
Date: Fri, 7 Nov 2025 14:35:51 +0530
From: Dikshita Agarwal <dikshita.agarwal@....qualcomm.com>
To: Wangao Wang <wangao.wang@....qualcomm.com>,
Vikash Garodia <vikash.garodia@....qualcomm.com>,
Abhinav Kumar <abhinav.kumar@...ux.dev>,
Bryan O'Donoghue <bod@...nel.org>,
Mauro Carvalho Chehab <mchehab@...nel.org>
Cc: linux-media@...r.kernel.org, linux-arm-msm@...r.kernel.org,
linux-kernel@...r.kernel.org,
Neil Armstrong <neil.armstrong@...aro.org>, quic_qiweil@...cinc.com,
quic_renjiang@...cinc.com
Subject: Re: [PATCH v4 6/6] media: qcom: iris: Add intra refresh support for
encoder
On 11/6/2025 9:00 AM, Wangao Wang wrote:
> Add support for V4L2_CID_MPEG_VIDEO_INTRA_REFRESH_PERIOD and
> V4L2_CID_MPEG_VIDEO_INTRA_REFRESH_PERIOD_TYPE controls.
>
> Tested-by: Neil Armstrong <neil.armstrong@...aro.org> # on SM8650-HDK
> Signed-off-by: Wangao Wang <wangao.wang@....qualcomm.com>
> ---
> drivers/media/platform/qcom/iris/iris_ctrls.c | 33 ++++++++++++++++++++++
> drivers/media/platform/qcom/iris/iris_ctrls.h | 1 +
> .../platform/qcom/iris/iris_hfi_gen2_defines.h | 2 ++
> .../platform/qcom/iris/iris_platform_common.h | 2 ++
> .../media/platform/qcom/iris/iris_platform_gen2.c | 19 +++++++++++++
> 5 files changed, 57 insertions(+)
>
> diff --git a/drivers/media/platform/qcom/iris/iris_ctrls.c b/drivers/media/platform/qcom/iris/iris_ctrls.c
> index 8f74c12f2f41f23d75424819c707aff61ea61b33..14891569247318aaa7b2009b737f077d1cb45095 100644
> --- a/drivers/media/platform/qcom/iris/iris_ctrls.c
> +++ b/drivers/media/platform/qcom/iris/iris_ctrls.c
> @@ -104,6 +104,10 @@ static enum platform_inst_fw_cap_type iris_get_cap_id(u32 id)
> return HFLIP;
> case V4L2_CID_VFLIP:
> return VFLIP;
> + case V4L2_CID_MPEG_VIDEO_INTRA_REFRESH_PERIOD_TYPE:
> + return IR_TYPE;
> + case V4L2_CID_MPEG_VIDEO_INTRA_REFRESH_PERIOD:
> + return IR_PERIOD;
> default:
> return INST_FW_CAP_MAX;
> }
> @@ -197,6 +201,10 @@ static u32 iris_get_v4l2_id(enum platform_inst_fw_cap_type cap_id)
> return V4L2_CID_HFLIP;
> case VFLIP:
> return V4L2_CID_VFLIP;
> + case IR_TYPE:
> + return V4L2_CID_MPEG_VIDEO_INTRA_REFRESH_PERIOD_TYPE;
> + case IR_PERIOD:
> + return V4L2_CID_MPEG_VIDEO_INTRA_REFRESH_PERIOD;
> default:
> return 0;
> }
> @@ -944,6 +952,31 @@ int iris_set_flip(struct iris_inst *inst, enum platform_inst_fw_cap_type cap_id)
> &hfi_val, sizeof(u32));
> }
>
> +int iris_set_ir_period(struct iris_inst *inst, enum platform_inst_fw_cap_type cap_id)
> +{
> + const struct iris_hfi_command_ops *hfi_ops = inst->core->hfi_ops;
> + struct vb2_queue *q = v4l2_m2m_get_dst_vq(inst->m2m_ctx);
> + u32 ir_period = inst->fw_caps[cap_id].value;
> + u32 ir_type = 0;
> +
> + if (inst->fw_caps[IR_TYPE].value ==
> + V4L2_CID_MPEG_VIDEO_INTRA_REFRESH_PERIOD_TYPE_RANDOM) {
> + if (vb2_is_streaming(q))
> + return 0;
> + ir_type = HFI_PROP_IR_RANDOM_PERIOD;
> + } else if (inst->fw_caps[IR_TYPE].value ==
> + V4L2_CID_MPEG_VIDEO_INTRA_REFRESH_PERIOD_TYPE_CYCLIC) {
> + ir_type = HFI_PROP_IR_CYCLIC_PERIOD;
> + } else
> + return -EINVAL;
missing braces.
with that fixed,
Reviewed-by: Dikshita Agarwal <dikshita.agarwal@....qualcomm.com>
Thanks,
Dikshita
> +
> + return hfi_ops->session_set_property(inst, ir_type,
> + HFI_HOST_FLAGS_NONE,
> + iris_get_port_info(inst, cap_id),
> + HFI_PAYLOAD_U32,
> + &ir_period, sizeof(u32));
> +}
> +
> int iris_set_properties(struct iris_inst *inst, u32 plane)
> {
> const struct iris_hfi_command_ops *hfi_ops = inst->core->hfi_ops;
> diff --git a/drivers/media/platform/qcom/iris/iris_ctrls.h b/drivers/media/platform/qcom/iris/iris_ctrls.h
> index 355a592049f3fcc715a1b9df44b4d1398b052653..9518803577bc39f5c1339a49878dd0c3e8f510ad 100644
> --- a/drivers/media/platform/qcom/iris/iris_ctrls.h
> +++ b/drivers/media/platform/qcom/iris/iris_ctrls.h
> @@ -34,6 +34,7 @@ int iris_set_frame_qp(struct iris_inst *inst, enum platform_inst_fw_cap_type cap
> int iris_set_qp_range(struct iris_inst *inst, enum platform_inst_fw_cap_type cap_id);
> int iris_set_rotation(struct iris_inst *inst, enum platform_inst_fw_cap_type cap_id);
> int iris_set_flip(struct iris_inst *inst, enum platform_inst_fw_cap_type cap_id);
> +int iris_set_ir_period(struct iris_inst *inst, enum platform_inst_fw_cap_type cap_id);
> int iris_set_properties(struct iris_inst *inst, u32 plane);
>
> #endif
> diff --git a/drivers/media/platform/qcom/iris/iris_hfi_gen2_defines.h b/drivers/media/platform/qcom/iris/iris_hfi_gen2_defines.h
> index 0f92468dca91cbb2ca9b451ebce255180066b3a4..9e8fdddf2aef439e7f133c9bb2fafa6d95062b02 100644
> --- a/drivers/media/platform/qcom/iris/iris_hfi_gen2_defines.h
> +++ b/drivers/media/platform/qcom/iris/iris_hfi_gen2_defines.h
> @@ -70,6 +70,7 @@ enum hfi_rate_control {
> #define HFI_PROP_QP_PACKED 0x0300012e
> #define HFI_PROP_MIN_QP_PACKED 0x0300012f
> #define HFI_PROP_MAX_QP_PACKED 0x03000130
> +#define HFI_PROP_IR_RANDOM_PERIOD 0x03000131
> #define HFI_PROP_TOTAL_BITRATE 0x0300013b
> #define HFI_PROP_MAX_GOP_FRAMES 0x03000146
> #define HFI_PROP_MAX_B_FRAMES 0x03000147
> @@ -108,6 +109,7 @@ enum hfi_flip {
> #define HFI_PROP_BUFFER_MARK 0x0300016c
> #define HFI_PROP_RAW_RESOLUTION 0x03000178
> #define HFI_PROP_TOTAL_PEAK_BITRATE 0x0300017C
> +#define HFI_PROP_IR_CYCLIC_PERIOD 0x0300017E
> #define HFI_PROP_COMV_BUFFER_COUNT 0x03000193
> #define HFI_PROP_END 0x03FFFFFF
>
> diff --git a/drivers/media/platform/qcom/iris/iris_platform_common.h b/drivers/media/platform/qcom/iris/iris_platform_common.h
> index 284d6bde6d6bcdf70016646d1c92e6ae7f067efc..30b98e769ad34c2b63dd63e7714bfeaa5b4f162c 100644
> --- a/drivers/media/platform/qcom/iris/iris_platform_common.h
> +++ b/drivers/media/platform/qcom/iris/iris_platform_common.h
> @@ -143,6 +143,8 @@ enum platform_inst_fw_cap_type {
> ROTATION,
> HFLIP,
> VFLIP,
> + IR_TYPE,
> + IR_PERIOD,
> INST_FW_CAP_MAX,
> };
>
> diff --git a/drivers/media/platform/qcom/iris/iris_platform_gen2.c b/drivers/media/platform/qcom/iris/iris_platform_gen2.c
> index e74bdd00a4bb2f457ec9352e0acaebc820dae235..ce54aac766e2bf76fa2de64c884724ca63f05dcb 100644
> --- a/drivers/media/platform/qcom/iris/iris_platform_gen2.c
> +++ b/drivers/media/platform/qcom/iris/iris_platform_gen2.c
> @@ -620,6 +620,25 @@ static struct platform_inst_fw_cap inst_fw_cap_sm8550_enc[] = {
> CAP_FLAG_DYNAMIC_ALLOWED,
> .set = iris_set_flip,
> },
> + {
> + .cap_id = IR_TYPE,
> + .min = V4L2_CID_MPEG_VIDEO_INTRA_REFRESH_PERIOD_TYPE_RANDOM,
> + .max = V4L2_CID_MPEG_VIDEO_INTRA_REFRESH_PERIOD_TYPE_CYCLIC,
> + .step_or_mask = BIT(V4L2_CID_MPEG_VIDEO_INTRA_REFRESH_PERIOD_TYPE_RANDOM) |
> + BIT(V4L2_CID_MPEG_VIDEO_INTRA_REFRESH_PERIOD_TYPE_CYCLIC),
> + .value = V4L2_CID_MPEG_VIDEO_INTRA_REFRESH_PERIOD_TYPE_RANDOM,
> + .flags = CAP_FLAG_OUTPUT_PORT | CAP_FLAG_MENU,
> + },
> + {
> + .cap_id = IR_PERIOD,
> + .min = 0,
> + .max = INT_MAX,
> + .step_or_mask = 1,
> + .value = 0,
> + .flags = CAP_FLAG_OUTPUT_PORT |
> + CAP_FLAG_DYNAMIC_ALLOWED,
> + .set = iris_set_ir_period,
> + },
> };
>
> static struct platform_inst_caps platform_inst_cap_sm8550 = {
>
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