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Wysocki" , Danilo Krummrich , Thierry Reding , Mikko Perttunen , David Airlie , Simona Vetter , Jonathan Hunter Cc: linux-media@vger.kernel.org, linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, iommu@lists.linux.dev, driver-core@lists.linux.dev, dri-devel@lists.freedesktop.org, linux-tegra@vger.kernel.org, Vishnu Reddy X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=ed25519-sha256; t=1776950985; l=13641; i=busanna.reddy@oss.qualcomm.com; s=20260216; h=from:subject:message-id; bh=PdPE7KqUQFuwPsQRz26oiYLnLc9ew3D9O8MAtZ75eWw=; b=ImYzh5zI6yr2cxuvnsS3NP1ZxtpA4Gb5upNYrdl8KmojLsvNQS0KxwJWnSCqn0T4niPiCmIXd OmPsDqBaNvDCwc23rFgUnqkYj4LCtnAuz6yD325zsNO/VMxRMifTHN4 X-Developer-Key: i=busanna.reddy@oss.qualcomm.com; a=ed25519; pk=9vmy9HahBKVAa+GBFj1yHVbz0ey/ucIs1hrlfx+qtok= X-Proofpoint-ORIG-GUID: UmMJ0wpLcLadGqU1YDFXUSWBAOkB_7x4 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNDIzMDEzNCBTYWx0ZWRfXzyBFo5tlR6Bq M96sUY4Tt4VovsE5F7xsBBKfgklxbeghECjNdsYotGDIZf3axdPdhUAP2q/KeNCO+qWzm7pzkO6 ebr0DmH3uwFYRs+M3ewe0qucszdjO+xCm/K2bNmeRV72dJfI1UV/PHt+BJE5aQqimMnrACOH9v4 fRKAxC1DovWOSEgSKl3x9WjQZX36pORxJ1Mcou0S+qy3ewSt3HX3WR0Kuv5KminIFxKo6DLS+ds /dbQRupAsOTOy3o8svXUJqjv57WLItQpu1dx1ALTFiKHxsmcxZ1Fvf+291BfiDIW8BcStHypC84 mloQTHj7PvGhWYffBEPw3FPqVcN2dj5c9yYwUyn8aL7h7FCLxtYLwQNl1p7NPoahBu7avcnCUM/ cgXd0b2frujNrN1FLQWBMBkjbhwB/JIkxzjrw3RS17olHkCTPBIXS+LwPyFPBTRHqNMvdUgjvc/ do9mzOUrP2NbddjeGLg== X-Authority-Analysis: v=2.4 cv=AvbeGu9P c=1 sm=1 tr=0 ts=69ea1f33 cx=c_pps a=MTSHoo12Qbhz2p7MsH1ifg==:117 a=fChuTYTh2wq5r3m49p7fHw==:17 a=IkcTkHD0fZMA:10 a=A5OVakUREuEA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=YMgV9FUhrdKAYTUUvYB2:22 a=EUspDBNiAAAA:8 a=SR9mA3E-jA3Ceylw1tAA:9 a=QEXdDO2ut3YA:10 a=GvdueXVYPmCkWapjIL-Q:22 X-Proofpoint-GUID: UmMJ0wpLcLadGqU1YDFXUSWBAOkB_7x4 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.51,FMLib:17.12.100.49 definitions=2026-04-23_03,2026-04-21_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 impostorscore=0 phishscore=0 suspectscore=0 lowpriorityscore=0 spamscore=0 clxscore=1015 malwarescore=0 bulkscore=0 adultscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2604200000 definitions=main-2604230134 On platforms with dual vcodec cores, select the hardware core for a session based on current load. Assign the session to vcodec0 if its MBPF/MBPS capacity allows it, otherwise assign to vcodec1. Communicate the selected core to firmware using the new HFI_PROP_CORE_ID property. Signed-off-by: Vishnu Reddy --- drivers/media/platform/qcom/iris/iris_common.c | 10 +++ drivers/media/platform/qcom/iris/iris_common.h | 1 + drivers/media/platform/qcom/iris/iris_core.h | 5 ++ drivers/media/platform/qcom/iris/iris_hfi_common.h | 1 + .../platform/qcom/iris/iris_hfi_gen2_command.c | 19 +++++ .../platform/qcom/iris/iris_hfi_gen2_defines.h | 1 + drivers/media/platform/qcom/iris/iris_instance.h | 2 + .../platform/qcom/iris/iris_platform_common.h | 1 + drivers/media/platform/qcom/iris/iris_power.c | 11 ++- drivers/media/platform/qcom/iris/iris_utils.c | 87 +++++++++++++++++----- drivers/media/platform/qcom/iris/iris_vb2.c | 4 + drivers/media/platform/qcom/iris/iris_vidc.c | 6 +- 12 files changed, 123 insertions(+), 25 deletions(-) diff --git a/drivers/media/platform/qcom/iris/iris_common.c b/drivers/media/platform/qcom/iris/iris_common.c index 7f1c7fe144f7..3b3fc482e194 100644 --- a/drivers/media/platform/qcom/iris/iris_common.c +++ b/drivers/media/platform/qcom/iris/iris_common.c @@ -46,6 +46,16 @@ void iris_set_ts_metadata(struct iris_inst *inst, struct vb2_v4l2_buffer *vbuf) inst->metadata_idx++; } +int iris_set_core_id(struct iris_inst *inst) +{ + const struct iris_hfi_command_ops *hfi_ops = inst->core->hfi_ops; + + if (!inst->core->iris_platform_data->dual_core) + return 0; + + return hfi_ops->session_set_core_id(inst, inst->core_id); +} + int iris_process_streamon_input(struct iris_inst *inst) { const struct iris_hfi_command_ops *hfi_ops = inst->core->hfi_ops; diff --git a/drivers/media/platform/qcom/iris/iris_common.h b/drivers/media/platform/qcom/iris/iris_common.h index b2a27b781c9a..34e32c60f768 100644 --- a/drivers/media/platform/qcom/iris/iris_common.h +++ b/drivers/media/platform/qcom/iris/iris_common.h @@ -11,6 +11,7 @@ struct iris_buffer; int iris_vb2_buffer_to_driver(struct vb2_buffer *vb2, struct iris_buffer *buf); void iris_set_ts_metadata(struct iris_inst *inst, struct vb2_v4l2_buffer *vbuf); +int iris_set_core_id(struct iris_inst *inst); int iris_process_streamon_input(struct iris_inst *inst); int iris_process_streamon_output(struct iris_inst *inst); int iris_session_streamoff(struct iris_inst *inst, u32 plane); diff --git a/drivers/media/platform/qcom/iris/iris_core.h b/drivers/media/platform/qcom/iris/iris_core.h index b396c8cf595e..54a8649841e4 100644 --- a/drivers/media/platform/qcom/iris/iris_core.h +++ b/drivers/media/platform/qcom/iris/iris_core.h @@ -30,6 +30,11 @@ enum domain_type { DECODER = BIT(1), }; +enum iris_vcodec_core_id { + IRIS_VCODEC0 = 1, + IRIS_VCODEC1, +}; + /** * struct iris_core - holds core parameters valid for all instances * diff --git a/drivers/media/platform/qcom/iris/iris_hfi_common.h b/drivers/media/platform/qcom/iris/iris_hfi_common.h index 3edb5ae582b4..fbaf852a6b99 100644 --- a/drivers/media/platform/qcom/iris/iris_hfi_common.h +++ b/drivers/media/platform/qcom/iris/iris_hfi_common.h @@ -124,6 +124,7 @@ struct iris_hfi_command_ops { int (*session_drain)(struct iris_inst *inst, u32 plane); int (*session_resume_drain)(struct iris_inst *inst, u32 plane); int (*session_close)(struct iris_inst *inst); + int (*session_set_core_id)(struct iris_inst *inst, u32 core_id); }; struct iris_hfi_response_ops { diff --git a/drivers/media/platform/qcom/iris/iris_hfi_gen2_command.c b/drivers/media/platform/qcom/iris/iris_hfi_gen2_command.c index 30bfd90d423b..9d9fae587297 100644 --- a/drivers/media/platform/qcom/iris/iris_hfi_gen2_command.c +++ b/drivers/media/platform/qcom/iris/iris_hfi_gen2_command.c @@ -1300,6 +1300,24 @@ static int iris_hfi_gen2_session_release_buffer(struct iris_inst *inst, struct i inst_hfi_gen2->packet->size); } +static int iris_hfi_gen2_set_core_id(struct iris_inst *inst, u32 core_id) +{ + struct iris_inst_hfi_gen2 *inst_hfi_gen2 = to_iris_inst_hfi_gen2(inst); + u32 payload = core_id; + + iris_hfi_gen2_packet_session_command(inst, + HFI_PROP_CORE_ID, + HFI_HOST_FLAGS_NONE, + HFI_PORT_NONE, + inst->session_id, + HFI_PAYLOAD_U32, + &payload, + sizeof(u32)); + + return iris_hfi_queue_cmd_write(inst->core, inst_hfi_gen2->packet, + inst_hfi_gen2->packet->size); +} + static const struct iris_hfi_command_ops iris_hfi_gen2_command_ops = { .sys_init = iris_hfi_gen2_sys_init, .sys_image_version = iris_hfi_gen2_sys_image_version, @@ -1317,6 +1335,7 @@ static const struct iris_hfi_command_ops iris_hfi_gen2_command_ops = { .session_drain = iris_hfi_gen2_session_drain, .session_resume_drain = iris_hfi_gen2_session_resume_drain, .session_close = iris_hfi_gen2_session_close, + .session_set_core_id = iris_hfi_gen2_set_core_id, }; void iris_hfi_gen2_command_ops_init(struct iris_core *core) 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 cecf771c55dd..600e9dc07669 100644 --- a/drivers/media/platform/qcom/iris/iris_hfi_gen2_defines.h +++ b/drivers/media/platform/qcom/iris/iris_hfi_gen2_defines.h @@ -56,6 +56,7 @@ #define HFI_PROP_BUFFER_HOST_MAX_COUNT 0x03000123 #define HFI_PROP_BUFFER_FW_MIN_OUTPUT_COUNT 0x03000124 #define HFI_PROP_PIC_ORDER_CNT_TYPE 0x03000128 +#define HFI_PROP_CORE_ID 0x030001a9 enum hfi_rate_control { HFI_RC_VBR_CFR = 0x00000000, diff --git a/drivers/media/platform/qcom/iris/iris_instance.h b/drivers/media/platform/qcom/iris/iris_instance.h index 16965150f427..dd341ca5be57 100644 --- a/drivers/media/platform/qcom/iris/iris_instance.h +++ b/drivers/media/platform/qcom/iris/iris_instance.h @@ -37,6 +37,7 @@ struct iris_fmt { * * @list: used for attach an instance to the core * @core: pointer to core structure + * @core_id: specifies the hardware core on which the session runs * @session_id: id of current video session * @ctx_q_lock: lock to serialize queues related ioctls * @lock: lock to seralise forward and reverse threads @@ -79,6 +80,7 @@ struct iris_fmt { struct iris_inst { struct list_head list; struct iris_core *core; + u32 core_id; u32 session_id; struct mutex ctx_q_lock;/* lock to serialize queues related ioctls */ struct mutex lock; /* lock to serialize forward and reverse threads */ diff --git a/drivers/media/platform/qcom/iris/iris_platform_common.h b/drivers/media/platform/qcom/iris/iris_platform_common.h index 8995136ad29e..502d7099085c 100644 --- a/drivers/media/platform/qcom/iris/iris_platform_common.h +++ b/drivers/media/platform/qcom/iris/iris_platform_common.h @@ -258,6 +258,7 @@ struct iris_platform_data { const struct tz_cp_config *tz_cp_config_data; u32 tz_cp_config_data_size; u32 core_arch; + bool dual_core; u32 hw_response_timeout; struct ubwc_config_data *ubwc_config; u32 num_vpp_pipe; diff --git a/drivers/media/platform/qcom/iris/iris_power.c b/drivers/media/platform/qcom/iris/iris_power.c index 91aa21d4070e..0e116c63f529 100644 --- a/drivers/media/platform/qcom/iris/iris_power.c +++ b/drivers/media/platform/qcom/iris/iris_power.c @@ -77,9 +77,9 @@ static int iris_vote_interconnects(struct iris_inst *inst) static int iris_set_clocks(struct iris_inst *inst) { + u64 vcodec0_freq = 0, vcodec1_freq = 0; struct iris_core *core = inst->core; struct iris_inst *instance; - u64 freq = 0; int ret; mutex_lock(&core->lock); @@ -87,11 +87,14 @@ static int iris_set_clocks(struct iris_inst *inst) if (!instance->max_input_data_size) continue; - freq += instance->power.min_freq; + if (instance->core_id == IRIS_VCODEC0) + vcodec0_freq += instance->power.min_freq; + else if (instance->core_id == IRIS_VCODEC1) + vcodec1_freq += instance->power.min_freq; } - core->power.clk_freq = freq; - ret = iris_opp_set_rate(core->dev, freq); + core->power.clk_freq = vcodec0_freq > vcodec1_freq ? vcodec0_freq : vcodec1_freq; + ret = iris_opp_set_rate(core->dev, core->power.clk_freq); mutex_unlock(&core->lock); return ret; diff --git a/drivers/media/platform/qcom/iris/iris_utils.c b/drivers/media/platform/qcom/iris/iris_utils.c index cfc5b576ec56..1be4cfd7d9af 100644 --- a/drivers/media/platform/qcom/iris/iris_utils.c +++ b/drivers/media/platform/qcom/iris/iris_utils.c @@ -90,40 +90,87 @@ struct iris_inst *iris_get_instance(struct iris_core *core, u32 session_id) return NULL; } -int iris_check_core_mbpf(struct iris_inst *inst) +static u32 iris_get_mbps(struct iris_inst *inst) { - struct iris_core *core = inst->core; - struct iris_inst *instance; - u32 total_mbpf = 0; + u32 fps = max(inst->frame_rate, inst->operating_rate); + + return iris_get_mbpf(inst) * fps; +} + +static void iris_get_core_load(struct iris_core *core, u32 *core_load, u32 *core_session, bool mbpf) +{ + bool dual_core = core->iris_platform_data->dual_core; + struct iris_inst *inst; + u32 load; + + core_load[0] = 0; + core_load[1] = 0; + core_session[0] = 0; + core_session[1] = 0; mutex_lock(&core->lock); - list_for_each_entry(instance, &core->instances, list) - total_mbpf += iris_get_mbpf(instance); + list_for_each_entry(inst, &core->instances, list) { + if (mbpf) + load = iris_get_mbpf(inst); + else + load = iris_get_mbps(inst); + + if (inst->core_id == IRIS_VCODEC0) { + core_load[0] += load; + core_session[0]++; + } else if (dual_core && inst->core_id == IRIS_VCODEC1) { + core_load[1] += load; + core_session[1]++; + } + } mutex_unlock(&core->lock); +} + +static int iris_select_core_id(struct iris_inst *inst, u32 *core_load, u32 *core_session, + u32 max_load, u32 new_load) +{ + u32 max_session = inst->core->iris_platform_data->max_session_count; + bool dual_core = inst->core->iris_platform_data->dual_core; + u32 core_index; + + core_index = (core_load[0] > core_load[1] && dual_core) ? 1 : 0; + + if (core_session[core_index] >= max_session) + core_index = core_index == 0 && dual_core ? 1 : 0; - if (total_mbpf > core->iris_platform_data->max_core_mbpf) + if (core_session[core_index] >= max_session) + return -ENOMEM; + + if (core_load[core_index] + new_load <= max_load) + inst->core_id = core_index == 0 ? IRIS_VCODEC0 : IRIS_VCODEC1; + else return -ENOMEM; return 0; } -int iris_check_core_mbps(struct iris_inst *inst) +int iris_check_core_mbpf(struct iris_inst *inst) { - struct iris_core *core = inst->core; - struct iris_inst *instance; - u32 total_mbps = 0, fps = 0; + u32 max_core_mbpf = inst->core->iris_platform_data->max_core_mbpf; + u32 core_mbpf[2], core_session[2], new_mbpf; - mutex_lock(&core->lock); - list_for_each_entry(instance, &core->instances, list) { - fps = max(instance->frame_rate, instance->operating_rate); - total_mbps += iris_get_mbpf(instance) * fps; - } - mutex_unlock(&core->lock); + inst->core_id = 0; + iris_get_core_load(inst->core, core_mbpf, core_session, true); + new_mbpf = iris_get_mbpf(inst); - if (total_mbps > core->iris_platform_data->max_core_mbps) - return -ENOMEM; + return iris_select_core_id(inst, core_mbpf, core_session, max_core_mbpf, new_mbpf); +} - return 0; +int iris_check_core_mbps(struct iris_inst *inst) +{ + u32 max_core_mbps = inst->core->iris_platform_data->max_core_mbps; + u32 core_mbps[2] = {0, 0}, core_session[2], new_mbps; + + inst->core_id = 0; + iris_get_core_load(inst->core, core_mbps, core_session, false); + new_mbps = iris_get_mbps(inst); + + return iris_select_core_id(inst, core_mbps, core_session, max_core_mbps, new_mbps); } bool is_rotation_90_or_270(struct iris_inst *inst) diff --git a/drivers/media/platform/qcom/iris/iris_vb2.c b/drivers/media/platform/qcom/iris/iris_vb2.c index bf0b8400996e..5a05f7d65501 100644 --- a/drivers/media/platform/qcom/iris/iris_vb2.c +++ b/drivers/media/platform/qcom/iris/iris_vb2.c @@ -176,6 +176,10 @@ int iris_vb2_start_streaming(struct vb2_queue *q, unsigned int count) if (ret) goto error; + ret = iris_set_core_id(inst); + if (ret) + goto error; + if (V4L2_TYPE_IS_OUTPUT(q->type)) { if (inst->domain == DECODER) ret = iris_vdec_streamon_input(inst); diff --git a/drivers/media/platform/qcom/iris/iris_vidc.c b/drivers/media/platform/qcom/iris/iris_vidc.c index bd38d84c9cc7..eb167cede4c0 100644 --- a/drivers/media/platform/qcom/iris/iris_vidc.c +++ b/drivers/media/platform/qcom/iris/iris_vidc.c @@ -41,16 +41,20 @@ static void iris_v4l2_fh_deinit(struct iris_inst *inst, struct file *filp) static void iris_add_session(struct iris_inst *inst) { + u32 max_session_count = inst->core->iris_platform_data->max_session_count; struct iris_core *core = inst->core; struct iris_inst *iter; u32 count = 0; + if (inst->core->iris_platform_data->dual_core) + max_session_count *= 2; + mutex_lock(&core->lock); list_for_each_entry(iter, &core->instances, list) count++; - if (count < core->iris_platform_data->max_session_count) + if (count < max_session_count) list_add_tail(&inst->list, &core->instances); mutex_unlock(&core->lock); -- 2.34.1