Pratap Nirujogi | 6e75991 | 2018-01-17 17:51:17 +0530 | [diff] [blame] | 1 | /* Copyright (c) 2013-2018, The Linux Foundation. All rights reserved. |
| 2 | * |
| 3 | * This program is free software; you can redistribute it and/or modify |
| 4 | * it under the terms of the GNU General Public License version 2 and |
| 5 | * only version 2 as published by the Free Software Foundation. |
| 6 | * |
| 7 | * This program is distributed in the hope that it will be useful, |
| 8 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 9 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 10 | * GNU General Public License for more details. |
| 11 | */ |
| 12 | |
| 13 | #ifndef _MSM_ISP_BUF_H_ |
| 14 | #define _MSM_ISP_BUF_H_ |
| 15 | |
| 16 | #include <media/msmb_isp.h> |
| 17 | #include "msm_sd.h" |
| 18 | |
| 19 | /* Buffer type could be userspace / HAL. |
| 20 | * Userspase could provide native or scratch buffer. |
| 21 | */ |
| 22 | #define BUF_SRC(id) ( \ |
| 23 | (id & ISP_SCRATCH_BUF_BIT) ? MSM_ISP_BUFFER_SRC_SCRATCH : \ |
| 24 | (id & ISP_NATIVE_BUF_BIT) ? MSM_ISP_BUFFER_SRC_NATIVE : \ |
| 25 | MSM_ISP_BUFFER_SRC_HAL) |
| 26 | |
| 27 | /* |
| 28 | * This mask can be set dynamically if there are more than 2 VFE |
| 29 | * and 2 of those are used |
| 30 | */ |
| 31 | #define ISP_SHARE_BUF_MASK 0x3 |
| 32 | #define ISP_NUM_BUF_MASK 2 |
| 33 | #define BUF_MGR_NUM_BUF_Q 28 |
| 34 | #define MAX_IOMMU_CTX 2 |
| 35 | |
| 36 | #define MSM_ISP_INVALID_BUF_INDEX 0xFFFFFFFF |
| 37 | |
| 38 | struct msm_isp_buf_mgr; |
| 39 | |
| 40 | enum msm_isp_buffer_src_t { |
| 41 | MSM_ISP_BUFFER_SRC_HAL, |
| 42 | MSM_ISP_BUFFER_SRC_NATIVE, |
| 43 | MSM_ISP_BUFFER_SRC_SCRATCH, |
| 44 | MSM_ISP_BUFFER_SRC_MAX, |
| 45 | }; |
| 46 | |
| 47 | enum msm_isp_buffer_state { |
| 48 | MSM_ISP_BUFFER_STATE_UNUSED, /* not used */ |
| 49 | MSM_ISP_BUFFER_STATE_INITIALIZED, /* REQBUF done */ |
| 50 | MSM_ISP_BUFFER_STATE_PREPARED, /* BUF mapped */ |
| 51 | MSM_ISP_BUFFER_STATE_QUEUED, /* buf queued */ |
| 52 | MSM_ISP_BUFFER_STATE_DEQUEUED, /* in use in VFE */ |
| 53 | MSM_ISP_BUFFER_STATE_DIVERTED, /* Sent to other hardware*/ |
| 54 | MSM_ISP_BUFFER_STATE_DISPATCHED, /* Sent to HAL*/ |
| 55 | }; |
| 56 | |
| 57 | enum msm_isp_buffer_put_state { |
| 58 | MSM_ISP_BUFFER_STATE_PUT_PREPARED, /* on init */ |
| 59 | MSM_ISP_BUFFER_STATE_PUT_BUF, /* on rotation */ |
| 60 | MSM_ISP_BUFFER_STATE_FLUSH, /* on recovery */ |
| 61 | MSM_ISP_BUFFER_STATE_DROP_REG, /* on drop frame for reg_update */ |
| 62 | MSM_ISP_BUFFER_STATE_DROP_SKIP, /* on drop frame for sw skip */ |
| 63 | MSM_ISP_BUFFER_STATE_RETURN_EMPTY, /* for return empty */ |
| 64 | }; |
| 65 | |
| 66 | enum msm_isp_buffer_flush_t { |
| 67 | MSM_ISP_BUFFER_FLUSH_DIVERTED, |
| 68 | MSM_ISP_BUFFER_FLUSH_ALL, |
| 69 | }; |
| 70 | |
| 71 | enum msm_isp_buf_mgr_state { |
| 72 | MSM_ISP_BUF_MGR_ATTACH, |
| 73 | MSM_ISP_BUF_MGR_DETACH, |
| 74 | }; |
| 75 | |
| 76 | struct msm_isp_buffer_mapped_info { |
| 77 | size_t len; |
| 78 | dma_addr_t paddr; |
| 79 | int buf_fd; |
| 80 | }; |
| 81 | |
| 82 | struct buffer_cmd { |
| 83 | struct list_head list; |
| 84 | struct msm_isp_buffer_mapped_info *mapped_info; |
| 85 | }; |
| 86 | |
| 87 | struct msm_isp_buffer_debug_t { |
| 88 | enum msm_isp_buffer_put_state put_state[2]; |
| 89 | uint8_t put_state_last; |
| 90 | }; |
| 91 | |
| 92 | struct msm_isp_buffer { |
| 93 | /*Common Data structure*/ |
| 94 | int num_planes; |
| 95 | struct msm_isp_buffer_mapped_info mapped_info[VIDEO_MAX_PLANES]; |
| 96 | int buf_idx; |
| 97 | uint32_t bufq_handle; |
| 98 | uint32_t frame_id; |
| 99 | struct timeval *tv; |
| 100 | /* Indicates whether buffer is used as ping ot pong buffer */ |
| 101 | uint32_t pingpong_bit; |
| 102 | /* Indicates buffer is reconfig due to drop frame */ |
| 103 | uint32_t is_drop_reconfig; |
| 104 | |
| 105 | /*Native buffer*/ |
| 106 | struct list_head list; |
| 107 | enum msm_isp_buffer_state state; |
| 108 | |
| 109 | struct msm_isp_buffer_debug_t buf_debug; |
| 110 | |
| 111 | /*Vb2 buffer data*/ |
| 112 | struct vb2_v4l2_buffer *vb2_v4l2_buf; |
| 113 | }; |
| 114 | |
| 115 | struct msm_isp_bufq { |
| 116 | uint32_t session_id; |
| 117 | uint32_t stream_id; |
| 118 | uint32_t num_bufs; |
| 119 | uint32_t bufq_handle; |
| 120 | enum msm_isp_buf_type buf_type; |
| 121 | struct msm_isp_buffer *bufs; |
| 122 | spinlock_t bufq_lock; |
| 123 | /*Native buffer queue*/ |
| 124 | struct list_head head; |
| 125 | enum smmu_attach_mode security_mode; |
| 126 | }; |
| 127 | |
| 128 | struct msm_isp_buf_ops { |
| 129 | int (*request_buf)(struct msm_isp_buf_mgr *buf_mgr, |
| 130 | struct msm_isp_buf_request_ver2 *buf_request); |
| 131 | |
| 132 | int (*enqueue_buf)(struct msm_isp_buf_mgr *buf_mgr, |
| 133 | struct msm_isp_qbuf_info *info); |
| 134 | |
| 135 | int (*dequeue_buf)(struct msm_isp_buf_mgr *buf_mgr, |
| 136 | struct msm_isp_qbuf_info *info); |
| 137 | |
| 138 | int (*release_buf)(struct msm_isp_buf_mgr *buf_mgr, |
| 139 | uint32_t bufq_handle); |
| 140 | |
| 141 | int (*get_bufq_handle)(struct msm_isp_buf_mgr *buf_mgr, |
| 142 | uint32_t session_id, uint32_t stream_id); |
| 143 | |
| 144 | int (*get_buf_src)(struct msm_isp_buf_mgr *buf_mgr, |
| 145 | uint32_t bufq_handle, uint32_t *buf_src); |
| 146 | |
| 147 | int (*get_buf)(struct msm_isp_buf_mgr *buf_mgr, uint32_t id, |
| 148 | uint32_t bufq_handle, uint32_t buf_index, |
| 149 | struct msm_isp_buffer **buf_info); |
| 150 | |
| 151 | int (*get_buf_by_index)(struct msm_isp_buf_mgr *buf_mgr, |
| 152 | uint32_t bufq_handle, uint32_t buf_index, |
| 153 | struct msm_isp_buffer **buf_info); |
| 154 | |
| 155 | int (*map_buf)(struct msm_isp_buf_mgr *buf_mgr, |
| 156 | struct msm_isp_buffer_mapped_info *mapped_info, uint32_t fd); |
| 157 | |
| 158 | int (*unmap_buf)(struct msm_isp_buf_mgr *buf_mgr, uint32_t fd); |
| 159 | |
| 160 | int (*put_buf)(struct msm_isp_buf_mgr *buf_mgr, |
| 161 | uint32_t bufq_handle, uint32_t buf_index); |
| 162 | |
| 163 | int (*flush_buf)(struct msm_isp_buf_mgr *buf_mgr, |
| 164 | uint32_t bufq_handle, enum msm_isp_buffer_flush_t flush_type, |
| 165 | struct timeval *tv, uint32_t frame_id); |
| 166 | |
| 167 | int (*buf_done)(struct msm_isp_buf_mgr *buf_mgr, |
| 168 | uint32_t bufq_handle, uint32_t buf_index, |
| 169 | struct timeval *tv, uint32_t frame_id, uint32_t output_format); |
| 170 | void (*register_ctx)(struct msm_isp_buf_mgr *buf_mgr, |
| 171 | struct device **iommu_ctx1, struct device **iommu_ctx2, |
| 172 | int num_iommu_ctx1, int num_iommu_ctx2); |
| 173 | int (*buf_mgr_init)(struct msm_isp_buf_mgr *buf_mgr, |
| 174 | const char *ctx_name); |
| 175 | int (*buf_mgr_deinit)(struct msm_isp_buf_mgr *buf_mgr); |
| 176 | int (*buf_mgr_debug)(struct msm_isp_buf_mgr *buf_mgr, |
| 177 | unsigned long fault_addr); |
| 178 | struct msm_isp_bufq * (*get_bufq)(struct msm_isp_buf_mgr *buf_mgr, |
| 179 | uint32_t bufq_handle); |
| 180 | int (*buf_divert)(struct msm_isp_buf_mgr *buf_mgr, |
| 181 | uint32_t bufq_handle, uint32_t buf_index, |
| 182 | struct timeval *tv, uint32_t frame_id); |
weikao | ccbc889 | 2020-08-28 13:49:39 +0800 | [diff] [blame^] | 183 | int (*buf_err)(struct msm_isp_buf_mgr *buf_mgr, |
| 184 | uint32_t bufq_handle, uint32_t buf_index, |
| 185 | struct timeval *tv, uint32_t frame_id, uint32_t output_format); |
Pratap Nirujogi | 6e75991 | 2018-01-17 17:51:17 +0530 | [diff] [blame] | 186 | }; |
| 187 | |
| 188 | struct msm_isp_buf_mgr { |
| 189 | int init_done; |
| 190 | uint32_t open_count; |
| 191 | uint32_t pagefault_debug_disable; |
| 192 | uint32_t frameId_mismatch_recovery; |
| 193 | uint16_t num_buf_q; |
| 194 | struct msm_isp_bufq bufq[BUF_MGR_NUM_BUF_Q]; |
| 195 | |
| 196 | struct ion_client *client; |
| 197 | struct msm_isp_buf_ops *ops; |
| 198 | |
| 199 | struct msm_sd_req_vb2_q *vb2_ops; |
| 200 | |
| 201 | |
| 202 | /*Add secure mode*/ |
| 203 | int secure_enable; |
| 204 | |
| 205 | int attach_ref_cnt; |
| 206 | enum msm_isp_buf_mgr_state attach_state; |
| 207 | struct device *isp_dev; |
| 208 | struct mutex lock; |
| 209 | /* Scratch buffer */ |
| 210 | dma_addr_t scratch_buf_addr; |
| 211 | dma_addr_t scratch_buf_stats_addr; |
| 212 | uint32_t scratch_buf_range; |
| 213 | int iommu_hdl; |
| 214 | struct ion_handle *sc_handle; |
| 215 | }; |
| 216 | |
| 217 | int msm_isp_create_isp_buf_mgr(struct msm_isp_buf_mgr *buf_mgr, |
| 218 | struct msm_sd_req_vb2_q *vb2_ops, struct device *dev, |
| 219 | uint32_t scratch_addr_range); |
| 220 | |
| 221 | int msm_isp_proc_buf_cmd(struct msm_isp_buf_mgr *buf_mgr, |
| 222 | unsigned int cmd, void *arg); |
| 223 | |
| 224 | int msm_isp_smmu_attach(struct msm_isp_buf_mgr *buf_mgr, |
| 225 | void *arg); |
| 226 | |
| 227 | #endif /* _MSM_ISP_BUF_H_ */ |