83 lines
3.3 KiB
C
83 lines
3.3 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Copyright (c) 2019 MediaTek Inc.
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*/
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#ifndef __M4U_MVA_H__
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#define __M4U_MVA_H__
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/* ((va&0xfff)+size+0xfff)>>12 */
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#define mva_pageOffset(mva) ((mva)&0xfff)
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#define MVA_BLOCK_SIZE_ORDER 20 /* 1M */
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#define MVA_MAX_BLOCK_NR 4095 /* 4GB */
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#define MVA_BLOCK_SIZE (1<<MVA_BLOCK_SIZE_ORDER) /* 0x100000 */
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#define MVA_BLOCK_ALIGN_MASK (MVA_BLOCK_SIZE-1) /* 0xfffff */
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#define MVA_BLOCK_NR_MASK (MVA_MAX_BLOCK_NR) /* 0xfff */
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#define MVA_BUSY_MASK (1<<15) /* 0x8000 */
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#define MVA_RESERVED_MASK (1<<14) /* 0x4000 */
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#define MVA_IS_BUSY(index) ((mvaGraph[index]&MVA_BUSY_MASK) != 0)
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#define MVA_SET_BUSY(index) (mvaGraph[index] |= MVA_BUSY_MASK)
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#define MVA_SET_FREE(index) (mvaGraph[index] & (~MVA_BUSY_MASK))
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#define MVA_GET_NR(index) (mvaGraph[index] & MVA_BLOCK_NR_MASK)
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/*the macro is only use for vpu*/
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#define MVA_IS_RESERVED(index) ((mvaGraph[index] & MVA_RESERVED_MASK) != 0)
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#define MVA_SET_RESERVED(index) (mvaGraph[index] |= MVA_RESERVED_MASK)
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/*translate mva to mvaGraph index which mva belongs to*/
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#define MVAGRAPH_INDEX(mva) ((mva) >> MVA_BLOCK_SIZE_ORDER)
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#define GET_START_INDEX(end, nr) (end - nr + 1)
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#define GET_END_INDEX(start, nr) (start + nr - 1)
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#define GET_RANGE_SIZE(start, end) (end - start + 1)
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/*caculate requeired block number with input mva*/
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#define START_ALIGNED(mva) (mva & (~MVA_BLOCK_ALIGN_MASK))
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#define END_ALIGNED(mva, nr) (GET_END_INDEX(mva, nr) | MVA_BLOCK_ALIGN_MASK)
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#define MVA_GRAPH_BLOCK_NR_ALIGNED(size) \
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((size + MVA_BLOCK_ALIGN_MASK) >> MVA_BLOCK_SIZE_ORDER)
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#define MVA_GRAPH_NR_TO_SIZE(nr) (nr << MVA_BLOCK_SIZE_ORDER)
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/*reserved mva region for vpu exclusive use*/
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#if defined(CONFIG_MACH_MT6775) || defined(CONFIG_MACH_MT6771)
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#define VPU_RESET_VECTOR_FIX_MVA_START 0x7DA00000
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#define VPU_RESET_VECTOR_FIX_MVA_END (0x82600000 - 1)
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#else
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#define VPU_RESET_VECTOR_FIX_MVA_START 0x50000000
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#define VPU_RESET_VECTOR_FIX_MVA_END 0x5007FFFF
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#endif
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#define VPU_RESET_VECTOR_FIX_SIZE \
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(VPU_RESET_VECTOR_FIX_MVA_END - VPU_RESET_VECTOR_FIX_MVA_START + 1)
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#define VPU_RESET_VECTOR_BLOCK_NR \
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MVA_GRAPH_BLOCK_NR_ALIGNED(VPU_RESET_VECTOR_FIX_SIZE)
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#if defined(CONFIG_MACH_MT6775) || defined(CONFIG_MACH_MT6771)
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#define VPU_FIX_MVA_START 0x7DA00000
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#define VPU_FIX_MVA_END (0x82600000 - 1)
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#else
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#define VPU_FIX_MVA_START 0x60000000
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#define VPU_FIX_MVA_END 0x7CDFFFFF
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#endif
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#define VPU_FIX_MVA_SIZE \
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(VPU_FIX_MVA_END - VPU_FIX_MVA_START + 1)
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#define VPU_FIX_BLOCK_NR \
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MVA_GRAPH_BLOCK_NR_ALIGNED(VPU_FIX_MVA_SIZE)
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/*reserved ccu mva region*/
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#define CCU_FIX_MVA_START 0x40000000
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#define CCU_FIX_MVA_END 0x48000000
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#define MVA_COMMON_CONTIG_RETGION_START 0x80000000
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int check_reserved_region_integrity(unsigned int start, unsigned int nr);
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int m4u_check_mva_region(unsigned int startIdx, unsigned int nr, void *priv);
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unsigned int m4u_do_mva_alloc(unsigned long va, unsigned int size, void *priv);
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unsigned int m4u_do_mva_alloc_fix(unsigned long va,
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unsigned int mva, unsigned int size, void *priv);
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unsigned int m4u_do_mva_alloc_start_from(unsigned long va,
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unsigned int mva, unsigned int size, void *priv);
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unsigned int get_last_free_graph_idx_in_stage1_region(void);
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#endif
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