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68 lines
1.3 KiB
68 lines
1.3 KiB
/* SPDX-License-Identifier: GPL-2.0 |
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* |
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* Copyright 2016-2018 HabanaLabs, Ltd. |
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* All Rights Reserved. |
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* |
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*/ |
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#ifndef QMAN_IF_H |
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#define QMAN_IF_H |
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#include <linux/types.h> |
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/* |
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* PRIMARY QUEUE |
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*/ |
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struct hl_bd { |
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__le64 ptr; |
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__le32 len; |
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__le32 ctl; |
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}; |
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#define HL_BD_SIZE sizeof(struct hl_bd) |
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/* |
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* S/W CTL FIELDS. |
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* |
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* BD_CTL_REPEAT_VALID tells the CP whether the repeat field in the BD CTL is |
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* valid. 1 means the repeat field is valid, 0 means not-valid, |
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* i.e. repeat == 1 |
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*/ |
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#define BD_CTL_REPEAT_VALID_SHIFT 24 |
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#define BD_CTL_REPEAT_VALID_MASK 0x01000000 |
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#define BD_CTL_SHADOW_INDEX_SHIFT 0 |
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#define BD_CTL_SHADOW_INDEX_MASK 0x00000FFF |
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/* |
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* H/W CTL FIELDS |
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*/ |
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#define BD_CTL_COMP_OFFSET_SHIFT 16 |
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#define BD_CTL_COMP_OFFSET_MASK 0x0FFF0000 |
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#define BD_CTL_COMP_DATA_SHIFT 0 |
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#define BD_CTL_COMP_DATA_MASK 0x0000FFFF |
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/* |
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* COMPLETION QUEUE |
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*/ |
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struct hl_cq_entry { |
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__le32 data; |
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}; |
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#define HL_CQ_ENTRY_SIZE sizeof(struct hl_cq_entry) |
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#define CQ_ENTRY_READY_SHIFT 31 |
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#define CQ_ENTRY_READY_MASK 0x80000000 |
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#define CQ_ENTRY_SHADOW_INDEX_VALID_SHIFT 30 |
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#define CQ_ENTRY_SHADOW_INDEX_VALID_MASK 0x40000000 |
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#define CQ_ENTRY_SHADOW_INDEX_SHIFT BD_CTL_SHADOW_INDEX_SHIFT |
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#define CQ_ENTRY_SHADOW_INDEX_MASK BD_CTL_SHADOW_INDEX_MASK |
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#endif /* QMAN_IF_H */
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