[PATCH v2 2/2] media: qcom: iris: Add request key frame support for encoder
From: Wangao Wang
Date: Thu Jun 04 2026 - 04:14:10 EST
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@xxxxxxxxxxxxxxxx>
---
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..04c78417dbae33dff1cc7099e6f105caa606048e 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 = 0,
+ .step_or_mask = 0,
+ .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..df8e70b133a12e513aab04427ea96fca22055fcf 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 = 0,
+ .step_or_mask = 0,
+ .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,
};
--
2.43.0