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Index of /anon_sym/anon/sys/dev/char/4:21/subsystem/tty41/power
Index of /anon_sym/anon/sys/dev/char/4:21/subsystem/tty41/power
Ǿ /$ /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note
*
* Copyright (c) 2019-2020, The Linux Foundation. All rights reserved.
* Copyright (c) 2021-2023 Qualcomm Innovation Center, Inc. All rights reserved.
*/
#ifndef QAIC_ACCEL_H_
#define QAIC_ACCEL_H_
#include "drm.h"
#if defined(__cplusplus)
extern "C" {
#endif
/* The length(4K) includes len and count fields of qaic_manage_msg */
#define QAIC_MANAGE_MAX_MSG_LENGTH SZ_4K
/* semaphore flags */
#define QAIC_SEM_INSYNCFENCE 2
#define QAIC_SEM_OUTSYNCFENCE 1
/* Semaphore commands */
#define QAIC_SEM_NOP 0
#define QAIC_SEM_INIT 1
#define QAIC_SEM_INC 2
#define QAIC_SEM_DEC 3
#define QAIC_SEM_WAIT_EQUAL 4
#define QAIC_SEM_WAIT_GT_EQ 5 /* Greater than or equal */
#define QAIC_SEM_WAIT_GT_0 6 /* Greater than 0 */
#define QAIC_TRANS_UNDEFINED 0
#define QAIC_TRANS_PASSTHROUGH_FROM_USR 1
#define QAIC_TRANS_PASSTHROUGH_TO_USR 2
#define QAIC_TRANS_PASSTHROUGH_FROM_DEV 3
#define QAIC_TRANS_PASSTHROUGH_TO_DEV 4
#define QAIC_TRANS_DMA_XFER_FROM_USR 5
#define QAIC_TRANS_DMA_XFER_TO_DEV 6
#define QAIC_TRANS_ACTIVATE_FROM_USR 7
#define QAIC_TRANS_ACTIVATE_FROM_DEV 8
#define QAIC_TRANS_ACTIVATE_TO_DEV 9
#define QAIC_TRANS_DEACTIVATE_FROM_USR 10
#define QAIC_TRANS_DEACTIVATE_FROM_DEV 11
#define QAIC_TRANS_STATUS_FROM_USR 12
#define QAIC_TRANS_STATUS_TO_USR 13
#define QAIC_TRANS_STATUS_FROM_DEV 14
#define QAIC_TRANS_STATUS_TO_DEV 15
#define QAIC_TRANS_TERMINATE_FROM_DEV 16
#define QAIC_TRANS_TERMINATE_TO_DEV 17
#define QAIC_TRANS_DMA_XFER_CONT 18
#define QAIC_TRANS_VALIDATE_PARTITION_FROM_DEV 19
#define QAIC_TRANS_VALIDATE_PARTITION_TO_DEV 20
/**
* struct qaic_manage_trans_hdr - Header for a transaction in a manage message.
* @type: In. Identifies this transaction. See QAIC_TRANS_* defines.
* @len: In. Length of this transaction, including this header.
*/
struct qaic_manage_trans_hdr {
__u32 type;
__u32 len;
};
/**
* struct qaic_manage_trans_passthrough - Defines a passthrough transaction.
* @hdr: In. Header to identify this transaction.
* @data: In. Payload of this transaction. Opaque to the driver. Userspace must
* encode in little endian and align/pad to 64-bit.
*/
struct qaic_manage_trans_passthrough {
struct qaic_manage_trans_hdr hdr;
__u8 data[];
};
/**
* struct qaic_manage_tr