diff options
Diffstat (limited to 'drivers/media/platform/qcom/iris/iris_hfi_gen2_command.c')
| -rw-r--r-- | drivers/media/platform/qcom/iris/iris_hfi_gen2_command.c | 105 |
1 files changed, 105 insertions, 0 deletions
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 f8cb1177ef54..a08e844bb4bb 100644 --- a/drivers/media/platform/qcom/iris/iris_hfi_gen2_command.c +++ b/drivers/media/platform/qcom/iris/iris_hfi_gen2_command.c @@ -85,11 +85,116 @@ static int iris_hfi_gen2_sys_pc_prep(struct iris_core *core) return ret; } +static int iris_hfi_gen2_session_set_codec(struct iris_inst *inst) +{ + struct iris_inst_hfi_gen2 *inst_hfi_gen2 = to_iris_inst_hfi_gen2(inst); + u32 codec = HFI_CODEC_DECODE_AVC; + + iris_hfi_gen2_packet_session_property(inst, + HFI_PROP_CODEC, + HFI_HOST_FLAGS_NONE, + HFI_PORT_NONE, + HFI_PAYLOAD_U32_ENUM, + &codec, + sizeof(u32)); + + return iris_hfi_queue_cmd_write(inst->core, inst_hfi_gen2->packet, + inst_hfi_gen2->packet->size); +} + +static int iris_hfi_gen2_session_set_default_header(struct iris_inst *inst) +{ + struct iris_inst_hfi_gen2 *inst_hfi_gen2 = to_iris_inst_hfi_gen2(inst); + u32 default_header = false; + + iris_hfi_gen2_packet_session_property(inst, + HFI_PROP_DEC_DEFAULT_HEADER, + HFI_HOST_FLAGS_NONE, + HFI_PORT_BITSTREAM, + HFI_PAYLOAD_U32, + &default_header, + sizeof(u32)); + + return iris_hfi_queue_cmd_write(inst->core, inst_hfi_gen2->packet, + inst_hfi_gen2->packet->size); +} + +static int iris_hfi_gen2_session_open(struct iris_inst *inst) +{ + struct iris_inst_hfi_gen2 *inst_hfi_gen2 = to_iris_inst_hfi_gen2(inst); + int ret; + + inst_hfi_gen2->packet = kzalloc(4096, GFP_KERNEL); + if (!inst_hfi_gen2->packet) + return -ENOMEM; + + iris_hfi_gen2_packet_session_command(inst, + HFI_CMD_OPEN, + HFI_HOST_FLAGS_RESPONSE_REQUIRED | + HFI_HOST_FLAGS_INTR_REQUIRED, + HFI_PORT_NONE, + 0, + HFI_PAYLOAD_U32, + &inst->session_id, + sizeof(u32)); + + ret = iris_hfi_queue_cmd_write(inst->core, inst_hfi_gen2->packet, + inst_hfi_gen2->packet->size); + if (ret) + goto fail_free_packet; + + ret = iris_hfi_gen2_session_set_codec(inst); + if (ret) + goto fail_free_packet; + + ret = iris_hfi_gen2_session_set_default_header(inst); + if (ret) + goto fail_free_packet; + + return 0; + +fail_free_packet: + kfree(inst_hfi_gen2->packet); + inst_hfi_gen2->packet = NULL; + + return ret; +} + +static int iris_hfi_gen2_session_close(struct iris_inst *inst) +{ + struct iris_inst_hfi_gen2 *inst_hfi_gen2 = to_iris_inst_hfi_gen2(inst); + int ret; + + if (!inst_hfi_gen2->packet) + return -EINVAL; + + iris_hfi_gen2_packet_session_command(inst, + HFI_CMD_CLOSE, + (HFI_HOST_FLAGS_RESPONSE_REQUIRED | + HFI_HOST_FLAGS_INTR_REQUIRED | + HFI_HOST_FLAGS_NON_DISCARDABLE), + HFI_PORT_NONE, + inst->session_id, + HFI_PAYLOAD_NONE, + NULL, + 0); + + ret = iris_hfi_queue_cmd_write(inst->core, inst_hfi_gen2->packet, + inst_hfi_gen2->packet->size); + + kfree(inst_hfi_gen2->packet); + inst_hfi_gen2->packet = NULL; + + return ret; +} + 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, .sys_interframe_powercollapse = iris_hfi_gen2_sys_interframe_powercollapse, .sys_pc_prep = iris_hfi_gen2_sys_pc_prep, + .session_open = iris_hfi_gen2_session_open, + .session_close = iris_hfi_gen2_session_close, }; void iris_hfi_gen2_command_ops_init(struct iris_core *core) |