ps3.h (6caebff168235b6102e5dc57cb95a2374301720a) ps3.h (9733862e50fdba55e7f1554e4286fcc5302ff28e)
1/* SPDX-License-Identifier: GPL-2.0-only */
2/*
3 * PS3 platform declarations.
4 *
5 * Copyright (C) 2006 Sony Computer Entertainment Inc.
6 * Copyright 2006 Sony Corp.
7 */
8

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66/**
67 * struct ps3_dma_region - A per device dma state variables structure
68 * @did: The HV device id.
69 * @page_size: The ioc pagesize.
70 * @region_type: The HV region type.
71 * @bus_addr: The 'translated' bus address of the region.
72 * @len: The length in bytes of the region.
73 * @offset: The offset from the start of memory of the region.
1/* SPDX-License-Identifier: GPL-2.0-only */
2/*
3 * PS3 platform declarations.
4 *
5 * Copyright (C) 2006 Sony Computer Entertainment Inc.
6 * Copyright 2006 Sony Corp.
7 */
8

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66/**
67 * struct ps3_dma_region - A per device dma state variables structure
68 * @did: The HV device id.
69 * @page_size: The ioc pagesize.
70 * @region_type: The HV region type.
71 * @bus_addr: The 'translated' bus address of the region.
72 * @len: The length in bytes of the region.
73 * @offset: The offset from the start of memory of the region.
74 * @dma_mask: Device dma_mask.
74 * @ioid: The IOID of the device who owns this region
75 * @chunk_list: Opaque variable used by the ioc page manager.
76 * @region_ops: struct ps3_dma_region_ops - dma region operations
77 */
78
79struct ps3_dma_region {
80 struct ps3_system_bus_device *dev;
81 /* device variables */
82 const struct ps3_dma_region_ops *region_ops;
83 unsigned char ioid;
84 enum ps3_dma_page_size page_size;
85 enum ps3_dma_region_type region_type;
86 unsigned long len;
87 unsigned long offset;
75 * @ioid: The IOID of the device who owns this region
76 * @chunk_list: Opaque variable used by the ioc page manager.
77 * @region_ops: struct ps3_dma_region_ops - dma region operations
78 */
79
80struct ps3_dma_region {
81 struct ps3_system_bus_device *dev;
82 /* device variables */
83 const struct ps3_dma_region_ops *region_ops;
84 unsigned char ioid;
85 enum ps3_dma_page_size page_size;
86 enum ps3_dma_region_type region_type;
87 unsigned long len;
88 unsigned long offset;
89 u64 dma_mask;
88
89 /* driver variables (set by ps3_dma_region_create) */
90 unsigned long bus_addr;
91 struct {
92 spinlock_t lock;
93 struct list_head head;
94 } chunk_list;
95};

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91 /* driver variables (set by ps3_dma_region_create) */
92 unsigned long bus_addr;
93 struct {
94 spinlock_t lock;
95 struct list_head head;
96 } chunk_list;
97};

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