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From: Vishnu Reddy <busanna.reddy@oss.qualcomm.com>
To: Wangao Wang <wangao.wang@oss.qualcomm.com>,
	Vikash Garodia <vikash.garodia@oss.qualcomm.com>,
	Dikshita Agarwal <dikshita.agarwal@oss.qualcomm.com>,
	Abhinav Kumar <abhinav.kumar@linux.dev>,
	Bryan O'Donoghue <bod@kernel.org>,
	Mauro Carvalho Chehab <mchehab@kernel.org>
Cc: quic_qiweil@quicinc.com,
	Renjiang Han <renjiang.han@oss.qualcomm.com>,
	linux-media@vger.kernel.org, linux-arm-msm@vger.kernel.org,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH v3 2/2] media: qcom: iris: Add request key frame support for encoder
Date: Tue, 30 Jun 2026 20:40:11 +0530	[thread overview]
Message-ID: <fe3b6b0c-7b20-fd41-c835-d9ff961235cf@oss.qualcomm.com> (raw)
In-Reply-To: <20260624-dynamic_encode-v3-2-f2a2db0ac2af@oss.qualcomm.com>


On 6/24/2026 2:21 PM, Wangao Wang wrote:
> Add request key frame support for both gen1 and gen2 encoders by enabling
>
> V4L2_CID_MPEG_VIDEO_FORCE_KEY_FRAME.
>
> Signed-off-by: Wangao Wang <wangao.wang@oss.qualcomm.com>
> ---
>  drivers/media/platform/qcom/iris/iris_ctrls.c      | 22 ++++++++++++++++++++++
>  drivers/media/platform/qcom/iris/iris_ctrls.h      |  1 +
>  drivers/media/platform/qcom/iris/iris_hfi_gen1.c   | 10 ++++++++++
>  .../platform/qcom/iris/iris_hfi_gen1_command.c     |  3 +++
>  .../platform/qcom/iris/iris_hfi_gen1_defines.h     |  1 +
>  drivers/media/platform/qcom/iris/iris_hfi_gen2.c   | 12 +++++++++++-
>  .../platform/qcom/iris/iris_hfi_gen2_defines.h     |  7 +++++++
>  .../platform/qcom/iris/iris_platform_common.h      |  1 +
>  8 files changed, 56 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/media/platform/qcom/iris/iris_ctrls.c b/drivers/media/platform/qcom/iris/iris_ctrls.c
> index 391e1fc5f6e2ec8e9cf5ba4e0f76b2d1da3e2a35..2918a7df0b403a886648e90ec00968f51c4660a0 100644
> --- a/drivers/media/platform/qcom/iris/iris_ctrls.c
> +++ b/drivers/media/platform/qcom/iris/iris_ctrls.c
> @@ -154,6 +154,8 @@ static enum platform_inst_fw_cap_type iris_get_cap_id(u32 id)
>  		return LAYER4_BITRATE_HEVC;
>  	case V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_L5_BR:
>  		return LAYER5_BITRATE_HEVC;
> +	case V4L2_CID_MPEG_VIDEO_FORCE_KEY_FRAME:
> +		return REQUEST_SYNC_FRAME;
>  	default:
>  		return INST_FW_CAP_MAX;
>  	}
> @@ -297,6 +299,8 @@ static u32 iris_get_v4l2_id(enum platform_inst_fw_cap_type cap_id)
>  		return V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_L4_BR;
>  	case LAYER5_BITRATE_HEVC:
>  		return V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_L5_BR;
> +	case REQUEST_SYNC_FRAME:
> +		return V4L2_CID_MPEG_VIDEO_FORCE_KEY_FRAME;
>  	default:
>  		return 0;
>  	}
> @@ -1477,6 +1481,24 @@ int iris_set_layer_bitrate(struct iris_inst *inst, enum platform_inst_fw_cap_typ
>  					     &bitrate, sizeof(u32));
>  }
>  
> +int iris_set_req_sync_frame(struct iris_inst *inst, enum platform_inst_fw_cap_type cap_id)
> +{
> +	const struct iris_hfi_session_ops *hfi_ops = inst->hfi_session_ops;
> +	u32 hfi_id = inst->fw_caps[cap_id].hfi_id;
> +	u32 hfi_val = 0;
> +
> +	if (inst->fw_caps[PREPEND_SPSPPS_TO_IDR].value)
> +		hfi_val = HFI_SYNC_FRAME_REQUEST_WITH_PREFIX_SEQ_HDR;
> +	else
> +		hfi_val = HFI_SYNC_FRAME_REQUEST_WITHOUT_SEQ_HDR;
> +
> +	return hfi_ops->session_set_property(inst, hfi_id,
> +					     HFI_HOST_FLAGS_NONE,
> +					     iris_get_port_info(inst, cap_id),
> +					     HFI_PAYLOAD_U32_ENUM,
> +					     &hfi_val, sizeof(u32));
> +}
> +
>  int iris_set_properties(struct iris_inst *inst, u32 plane)
>  {
>  	const struct iris_hfi_session_ops *hfi_ops = inst->hfi_session_ops;
> diff --git a/drivers/media/platform/qcom/iris/iris_ctrls.h b/drivers/media/platform/qcom/iris/iris_ctrls.h
> index 3c462ec9190be8935176b290588f224fe4f144a4..8d8bbef960076c08e5af0f65920dde187f24a313 100644
> --- a/drivers/media/platform/qcom/iris/iris_ctrls.h
> +++ b/drivers/media/platform/qcom/iris/iris_ctrls.h
> @@ -47,6 +47,7 @@ int iris_set_layer_type(struct iris_inst *inst, enum platform_inst_fw_cap_type c
>  int iris_set_layer_count_gen1(struct iris_inst *inst, enum platform_inst_fw_cap_type cap_id);
>  int iris_set_layer_count_gen2(struct iris_inst *inst, enum platform_inst_fw_cap_type cap_id);
>  int iris_set_layer_bitrate(struct iris_inst *inst, enum platform_inst_fw_cap_type cap_id);
> +int iris_set_req_sync_frame(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_gen1.c b/drivers/media/platform/qcom/iris/iris_hfi_gen1.c
> index eff9216bb50143c0d752051a6400605bbaf3803e..0f7e7d6b25f41eb8a67a9a8f01dce20ea54dc335 100644
> --- a/drivers/media/platform/qcom/iris/iris_hfi_gen1.c
> +++ b/drivers/media/platform/qcom/iris/iris_hfi_gen1.c
> @@ -375,6 +375,16 @@ static const struct platform_inst_fw_cap inst_fw_cap_sm8250_enc[] = {
>  			CAP_FLAG_DYNAMIC_ALLOWED,
>  		.set = iris_set_bitrate_gen1,
>  	},
> +	{
> +		.cap_id = REQUEST_SYNC_FRAME,
> +		.min = 0,
> +		.max = 1,
> +		.step_or_mask = 1,
> +		.value = 0,
> +		.hfi_id = HFI_PROPERTY_CONFIG_VENC_REQUEST_SYNC_FRAME,
> +		.flags = CAP_FLAG_INPUT_PORT | CAP_FLAG_DYNAMIC_ALLOWED,
> +		.set = iris_set_req_sync_frame,
> +	},
>  };
>  
>  static const u32 sm8250_vdec_input_config_param_default[] = {
> diff --git a/drivers/media/platform/qcom/iris/iris_hfi_gen1_command.c b/drivers/media/platform/qcom/iris/iris_hfi_gen1_command.c
> index 7674b47ad6c49adfaf16b444c8ec7295b230a529..d7fd867cf6c98523123e9205fcfe4b469708da72 100644
> --- a/drivers/media/platform/qcom/iris/iris_hfi_gen1_command.c
> +++ b/drivers/media/platform/qcom/iris/iris_hfi_gen1_command.c
> @@ -741,6 +741,9 @@ iris_hfi_gen1_packet_session_set_property(struct hfi_session_set_property_pkt *p
>  		packet->shdr.hdr.size += sizeof(u32);
>  		break;
>  	}
> +	case HFI_PROPERTY_CONFIG_VENC_REQUEST_SYNC_FRAME: {
> +		break;
> +	}
>  	default:
>  		return -EINVAL;
>  	}
> diff --git a/drivers/media/platform/qcom/iris/iris_hfi_gen1_defines.h b/drivers/media/platform/qcom/iris/iris_hfi_gen1_defines.h
> index 0e4dee19238464a9671a94eaab8eeda2d7f7ca9f..275f3fea3d2aabe26a2a0498c78c09ec28765b24 100644
> --- a/drivers/media/platform/qcom/iris/iris_hfi_gen1_defines.h
> +++ b/drivers/media/platform/qcom/iris/iris_hfi_gen1_defines.h
> @@ -157,6 +157,7 @@
>  #define HFI_PROPERTY_PARAM_VENC_HIER_P_MAX_NUM_ENH_LAYER	0x2005026
>  #define HFI_PROPERTY_CONFIG_VENC_TARGET_BITRATE			0x2006001
>  #define HFI_PROPERTY_CONFIG_VENC_INTRA_PERIOD			0x2006003
> +#define HFI_PROPERTY_CONFIG_VENC_REQUEST_SYNC_FRAME		0x2006004
>  #define HFI_PROPERTY_CONFIG_VENC_MARKLTRFRAME			0x2006009
>  #define HFI_PROPERTY_CONFIG_VENC_USELTRFRAME			0x200600a
>  #define HFI_PROPERTY_CONFIG_VENC_SYNC_FRAME_SEQUENCE_HEADER	0x2006008
> diff --git a/drivers/media/platform/qcom/iris/iris_hfi_gen2.c b/drivers/media/platform/qcom/iris/iris_hfi_gen2.c
> index acc0ed8adda1ae726c94ab6346b0b4b2b3db1d7b..7d6fde36f0e9036145e45b84054b439536b25e50 100644
> --- a/drivers/media/platform/qcom/iris/iris_hfi_gen2.c
> +++ b/drivers/media/platform/qcom/iris/iris_hfi_gen2.c
> @@ -937,7 +937,17 @@ static const struct platform_inst_fw_cap inst_fw_cap_sm8550_enc[] = {
>  		.flags = CAP_FLAG_OUTPUT_PORT | CAP_FLAG_INPUT_PORT |
>  			CAP_FLAG_DYNAMIC_ALLOWED,
>  		.set = iris_set_layer_bitrate,
> -	}
> +	},
> +	{
> +		.cap_id = REQUEST_SYNC_FRAME,
> +		.min = 0,
> +		.max = 1,
> +		.step_or_mask = 1,
> +		.value = 0,
> +		.hfi_id = HFI_PROP_REQUEST_SYNC_FRAME,
> +		.flags = CAP_FLAG_INPUT_PORT | CAP_FLAG_DYNAMIC_ALLOWED,
> +		.set = iris_set_req_sync_frame,
> +	},
>  };
>  
>  static const u32 sm8550_vdec_input_config_params_default[] = {
> 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 776b21cd11b2cd5555cbced8e438cb32e87a539c..a8b47e4ceba0fc868125f841a5635476571aab85 100644
> --- a/drivers/media/platform/qcom/iris/iris_hfi_gen2_defines.h
> +++ b/drivers/media/platform/qcom/iris/iris_hfi_gen2_defines.h
> @@ -90,6 +90,13 @@ enum hfi_layer_encoding_type {
>  #define HFI_PROP_BITRATE_LAYER4			0x0300013f
>  #define HFI_PROP_BITRATE_LAYER5			0x03000140
>  #define HFI_PROP_BITRATE_LAYER6			0x03000141
> +
> +enum hfi_syncframe_request_mode {
> +	HFI_SYNC_FRAME_REQUEST_WITHOUT_SEQ_HDR		= 0x00000001,
> +	HFI_SYNC_FRAME_REQUEST_WITH_PREFIX_SEQ_HDR	= 0x00000002,
> +};
> +
> +#define HFI_PROP_REQUEST_SYNC_FRAME		0x03000145
>  #define HFI_PROP_MAX_GOP_FRAMES			0x03000146
>  #define HFI_PROP_MAX_B_FRAMES			0x03000147
>  #define HFI_PROP_QUALITY_MODE			0x03000148
> diff --git a/drivers/media/platform/qcom/iris/iris_platform_common.h b/drivers/media/platform/qcom/iris/iris_platform_common.h
> index ff48333ad089894c3393e8ad45903c2603288eb9..23b6e7676d05bd01725f8e2cfca47b06ef112c27 100644
> --- a/drivers/media/platform/qcom/iris/iris_platform_common.h
> +++ b/drivers/media/platform/qcom/iris/iris_platform_common.h
> @@ -182,6 +182,7 @@ enum platform_inst_fw_cap_type {
>  	LAYER3_BITRATE_HEVC,
>  	LAYER4_BITRATE_HEVC,
>  	LAYER5_BITRATE_HEVC,
> +	REQUEST_SYNC_FRAME,
>  	INST_FW_CAP_MAX,
>  };
>  

Reviewed-by: Vishnu Reddy <busanna.reddy@oss.qualcomm.com>


  reply	other threads:[~2026-06-30 15:10 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <Z3W2-J864HyF-sbnVW8bg7mP4rdQ-AGsEM_jIIXZEEzjrC0E2wQSfGS3CXZItedQtyxy_aMWtLQmg-iyFEcHpA==@protonmail.internalid>
2026-06-24  8:51 ` [PATCH v3 0/2] media: qcom: iris: add dynamic encoder properties Wangao Wang
2026-06-24  8:51   ` [PATCH v3 1/2] media: qcom: iris: improve gop size support for gen1 encoder Wangao Wang
2026-06-30 15:06     ` Vishnu Reddy
2026-06-30 22:10     ` Bryan O'Donoghue
2026-06-24  8:51   ` [PATCH v3 2/2] media: qcom: iris: Add request key frame support for encoder Wangao Wang
2026-06-30 15:10     ` Vishnu Reddy [this message]
2026-06-30 22:12     ` Bryan O'Donoghue
2026-06-30 22:07   ` [PATCH v3 0/2] media: qcom: iris: add dynamic encoder properties Bryan O'Donoghue

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