diff options
Diffstat (limited to 'drivers/accel/ivpu/ivpu_ipc.h')
| -rw-r--r-- | drivers/accel/ivpu/ivpu_ipc.h | 40 |
1 files changed, 30 insertions, 10 deletions
diff --git a/drivers/accel/ivpu/ivpu_ipc.h b/drivers/accel/ivpu/ivpu_ipc.h index 68f5b6668e00..b524a1985b9d 100644 --- a/drivers/accel/ivpu/ivpu_ipc.h +++ b/drivers/accel/ivpu/ivpu_ipc.h @@ -1,6 +1,6 @@ /* SPDX-License-Identifier: GPL-2.0-only */ /* - * Copyright (C) 2020-2023 Intel Corporation + * Copyright (C) 2020-2024 Intel Corporation */ #ifndef __IVPU_IPC_H__ @@ -42,13 +42,26 @@ struct ivpu_ipc_hdr { u8 status; } __packed __aligned(IVPU_IPC_ALIGNMENT); +typedef void (*ivpu_ipc_rx_callback_t)(struct ivpu_device *vdev, + struct ivpu_ipc_hdr *ipc_hdr, + struct vpu_jsm_msg *jsm_msg); + +struct ivpu_ipc_rx_msg { + struct list_head link; + struct ivpu_ipc_hdr *ipc_hdr; + struct vpu_jsm_msg *jsm_msg; + ivpu_ipc_rx_callback_t callback; +}; + struct ivpu_ipc_consumer { struct list_head link; u32 channel; u32 tx_vpu_addr; u32 request_id; + bool aborted; + ivpu_ipc_rx_callback_t rx_callback; - spinlock_t rx_msg_lock; /* Protects rx_msg_list */ + spinlock_t rx_lock; /* Protects rx_msg_list and aborted */ struct list_head rx_msg_list; wait_queue_head_t rx_msg_wq; }; @@ -60,8 +73,9 @@ struct ivpu_ipc_info { atomic_t rx_msg_count; - spinlock_t cons_list_lock; /* Protects cons_list */ + spinlock_t cons_lock; /* Protects cons_list and cb_msg_list */ struct list_head cons_list; + struct list_head cb_msg_list; atomic_t request_id; struct mutex lock; /* Lock on status */ @@ -75,19 +89,25 @@ void ivpu_ipc_enable(struct ivpu_device *vdev); void ivpu_ipc_disable(struct ivpu_device *vdev); void ivpu_ipc_reset(struct ivpu_device *vdev); -int ivpu_ipc_irq_handler(struct ivpu_device *vdev); +void ivpu_ipc_irq_handler(struct ivpu_device *vdev); +void ivpu_ipc_irq_work_fn(struct work_struct *work); void ivpu_ipc_consumer_add(struct ivpu_device *vdev, struct ivpu_ipc_consumer *cons, - u32 channel); + u32 channel, ivpu_ipc_rx_callback_t callback); void ivpu_ipc_consumer_del(struct ivpu_device *vdev, struct ivpu_ipc_consumer *cons); +int ivpu_ipc_send(struct ivpu_device *vdev, struct ivpu_ipc_consumer *cons, + struct vpu_jsm_msg *req); int ivpu_ipc_receive(struct ivpu_device *vdev, struct ivpu_ipc_consumer *cons, - struct ivpu_ipc_hdr *ipc_buf, struct vpu_jsm_msg *ipc_payload, + struct ivpu_ipc_hdr *ipc_buf, struct vpu_jsm_msg *jsm_msg, unsigned long timeout_ms); - +int ivpu_ipc_send_receive_internal(struct ivpu_device *vdev, struct vpu_jsm_msg *req, + enum vpu_ipc_msg_type expected_resp_type, + struct vpu_jsm_msg *resp, u32 channel, unsigned long timeout_ms); int ivpu_ipc_send_receive(struct ivpu_device *vdev, struct vpu_jsm_msg *req, - enum vpu_ipc_msg_type expected_resp_type, - struct vpu_jsm_msg *resp, u32 channel, - unsigned long timeout_ms); + enum vpu_ipc_msg_type expected_resp, struct vpu_jsm_msg *resp, + u32 channel, unsigned long timeout_ms); +int ivpu_ipc_send_and_wait(struct ivpu_device *vdev, struct vpu_jsm_msg *req, + u32 channel, unsigned long timeout_ms); #endif /* __IVPU_IPC_H__ */ |