/* SPDX-License-Identifier: GPL-2.0 * * Copyright 2016-2018 HabanaLabs, Ltd. * All Rights Reserved. * */ #ifndef QMAN_IF_H #define QMAN_IF_H #include <linux/types.h> /* * PRIMARY QUEUE */ struct hl_bd { __le64 ptr; __le32 len; __le32 ctl; }; #define HL_BD_SIZE sizeof(struct hl_bd) /* * S/W CTL FIELDS. * * BD_CTL_REPEAT_VALID tells the CP whether the repeat field in the BD CTL is * valid. 1 means the repeat field is valid, 0 means not-valid, * i.e. repeat == 1 */ #define BD_CTL_REPEAT_VALID_SHIFT 24 #define BD_CTL_REPEAT_VALID_MASK 0x01000000 #define BD_CTL_SHADOW_INDEX_SHIFT 0 #define BD_CTL_SHADOW_INDEX_MASK 0x00000FFF /* * H/W CTL FIELDS */ #define BD_CTL_COMP_OFFSET_SHIFT 16 #define BD_CTL_COMP_OFFSET_MASK 0x00FF0000 #define BD_CTL_COMP_DATA_SHIFT 0 #define BD_CTL_COMP_DATA_MASK 0x0000FFFF /* * COMPLETION QUEUE */ struct hl_cq_entry { __le32 data; }; #define HL_CQ_ENTRY_SIZE sizeof(struct hl_cq_entry) #define CQ_ENTRY_READY_SHIFT 31 #define CQ_ENTRY_READY_MASK 0x80000000 #define CQ_ENTRY_SHADOW_INDEX_VALID_SHIFT 30 #define CQ_ENTRY_SHADOW_INDEX_VALID_MASK 0x40000000 #define CQ_ENTRY_SHADOW_INDEX_SHIFT BD_CTL_SHADOW_INDEX_SHIFT #define CQ_ENTRY_SHADOW_INDEX_MASK BD_CTL_SHADOW_INDEX_MASK #endif /* QMAN_IF_H */