1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 2*4882a593Smuzhiyun * 3*4882a593Smuzhiyun * Copyright 2016-2018 HabanaLabs, Ltd. 4*4882a593Smuzhiyun * All Rights Reserved. 5*4882a593Smuzhiyun * 6*4882a593Smuzhiyun */ 7*4882a593Smuzhiyun 8*4882a593Smuzhiyun #ifndef QMAN_IF_H 9*4882a593Smuzhiyun #define QMAN_IF_H 10*4882a593Smuzhiyun 11*4882a593Smuzhiyun #include <linux/types.h> 12*4882a593Smuzhiyun 13*4882a593Smuzhiyun /* 14*4882a593Smuzhiyun * PRIMARY QUEUE 15*4882a593Smuzhiyun */ 16*4882a593Smuzhiyun 17*4882a593Smuzhiyun struct hl_bd { 18*4882a593Smuzhiyun __le64 ptr; 19*4882a593Smuzhiyun __le32 len; 20*4882a593Smuzhiyun __le32 ctl; 21*4882a593Smuzhiyun }; 22*4882a593Smuzhiyun 23*4882a593Smuzhiyun #define HL_BD_SIZE sizeof(struct hl_bd) 24*4882a593Smuzhiyun 25*4882a593Smuzhiyun /* 26*4882a593Smuzhiyun * S/W CTL FIELDS. 27*4882a593Smuzhiyun * 28*4882a593Smuzhiyun * BD_CTL_REPEAT_VALID tells the CP whether the repeat field in the BD CTL is 29*4882a593Smuzhiyun * valid. 1 means the repeat field is valid, 0 means not-valid, 30*4882a593Smuzhiyun * i.e. repeat == 1 31*4882a593Smuzhiyun */ 32*4882a593Smuzhiyun #define BD_CTL_REPEAT_VALID_SHIFT 24 33*4882a593Smuzhiyun #define BD_CTL_REPEAT_VALID_MASK 0x01000000 34*4882a593Smuzhiyun 35*4882a593Smuzhiyun #define BD_CTL_SHADOW_INDEX_SHIFT 0 36*4882a593Smuzhiyun #define BD_CTL_SHADOW_INDEX_MASK 0x00000FFF 37*4882a593Smuzhiyun 38*4882a593Smuzhiyun /* 39*4882a593Smuzhiyun * H/W CTL FIELDS 40*4882a593Smuzhiyun */ 41*4882a593Smuzhiyun 42*4882a593Smuzhiyun #define BD_CTL_COMP_OFFSET_SHIFT 16 43*4882a593Smuzhiyun #define BD_CTL_COMP_OFFSET_MASK 0x0FFF0000 44*4882a593Smuzhiyun 45*4882a593Smuzhiyun #define BD_CTL_COMP_DATA_SHIFT 0 46*4882a593Smuzhiyun #define BD_CTL_COMP_DATA_MASK 0x0000FFFF 47*4882a593Smuzhiyun 48*4882a593Smuzhiyun /* 49*4882a593Smuzhiyun * COMPLETION QUEUE 50*4882a593Smuzhiyun */ 51*4882a593Smuzhiyun 52*4882a593Smuzhiyun struct hl_cq_entry { 53*4882a593Smuzhiyun __le32 data; 54*4882a593Smuzhiyun }; 55*4882a593Smuzhiyun 56*4882a593Smuzhiyun #define HL_CQ_ENTRY_SIZE sizeof(struct hl_cq_entry) 57*4882a593Smuzhiyun 58*4882a593Smuzhiyun #define CQ_ENTRY_READY_SHIFT 31 59*4882a593Smuzhiyun #define CQ_ENTRY_READY_MASK 0x80000000 60*4882a593Smuzhiyun 61*4882a593Smuzhiyun #define CQ_ENTRY_SHADOW_INDEX_VALID_SHIFT 30 62*4882a593Smuzhiyun #define CQ_ENTRY_SHADOW_INDEX_VALID_MASK 0x40000000 63*4882a593Smuzhiyun 64*4882a593Smuzhiyun #define CQ_ENTRY_SHADOW_INDEX_SHIFT BD_CTL_SHADOW_INDEX_SHIFT 65*4882a593Smuzhiyun #define CQ_ENTRY_SHADOW_INDEX_MASK BD_CTL_SHADOW_INDEX_MASK 66*4882a593Smuzhiyun 67*4882a593Smuzhiyun 68*4882a593Smuzhiyun #endif /* QMAN_IF_H */ 69