projects / mirror_ubuntu-jammy-kernel.git / blame
| Commit | Line | Data |
|---|---|---|
| 75471687 TB |
1 | /* |
| 2 | * Copyright (c) 2012-2013, NVIDIA Corporation. | |
| 3 | * | |
| 4 | * This program is free software; you can redistribute it and/or modify it | |
| 5 | * under the terms and conditions of the GNU General Public License, | |
| 6 | * version 2, as published by the Free Software Foundation. | |
| 7 | * | |
| 8 | * This program is distributed in the hope it will be useful, but WITHOUT | |
| 9 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 10 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for | |
| 11 | * more details. | |
| 12 | * | |
| 13 | * You should have received a copy of the GNU General Public License | |
| 14 | * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 15 | */ | |
| 16 | ||
| 17 | #ifndef HOST1X_DEV_H | |
| 18 | #define HOST1X_DEV_H | |
| 19 | ||
| 20 | #include <linux/platform_device.h> | |
| 21 | #include <linux/device.h> | |
| 22 | ||
| 6579324a | 23 | #include "channel.h" |
| 75471687 | 24 | #include "syncpt.h" |
| 7ede0b0b | 25 | #include "intr.h" |
| 6579324a TB |
26 | #include "cdma.h" |
| 27 | #include "job.h" | |
| 75471687 TB |
28 | |
| 29 | struct host1x_syncpt; | |
| f5a954fe | 30 | struct host1x_syncpt_base; |
| 6579324a TB |
31 | struct host1x_channel; |
| 32 | struct host1x_cdma; | |
| 33 | struct host1x_job; | |
| 34 | struct push_buffer; | |
| 6236451d TB |
35 | struct output; |
| 36 | struct dentry; | |
| 6579324a TB |
37 | |
| 38 | struct host1x_channel_ops { | |
| 39 | int (*init)(struct host1x_channel *channel, struct host1x *host, | |
| 40 | unsigned int id); | |
| 41 | int (*submit)(struct host1x_job *job); | |
| 42 | }; | |
| 43 | ||
| 44 | struct host1x_cdma_ops { | |
| 45 | void (*start)(struct host1x_cdma *cdma); | |
| 46 | void (*stop)(struct host1x_cdma *cdma); | |
| 47 | void (*flush)(struct host1x_cdma *cdma); | |
| 48 | int (*timeout_init)(struct host1x_cdma *cdma, u32 syncpt_id); | |
| 49 | void (*timeout_destroy)(struct host1x_cdma *cdma); | |
| 50 | void (*freeze)(struct host1x_cdma *cdma); | |
| 51 | void (*resume)(struct host1x_cdma *cdma, u32 getptr); | |
| 52 | void (*timeout_cpu_incr)(struct host1x_cdma *cdma, u32 getptr, | |
| 53 | u32 syncpt_incrs, u32 syncval, u32 nr_slots); | |
| 54 | }; | |
| 55 | ||
| 56 | struct host1x_pushbuffer_ops { | |
| 57 | void (*init)(struct push_buffer *pb); | |
| 58 | }; | |
| 75471687 | 59 | |
| 6236451d TB |
60 | struct host1x_debug_ops { |
| 61 | void (*debug_init)(struct dentry *de); | |
| 62 | void (*show_channel_cdma)(struct host1x *host, | |
| 63 | struct host1x_channel *ch, | |
| 64 | struct output *o); | |
| 65 | void (*show_channel_fifo)(struct host1x *host, | |
| 66 | struct host1x_channel *ch, | |
| 67 | struct output *o); | |
| 68 | void (*show_mlocks)(struct host1x *host, struct output *output); | |
| 69 | ||
| 70 | }; | |
| 71 | ||
| 75471687 TB |
72 | struct host1x_syncpt_ops { |
| 73 | void (*restore)(struct host1x_syncpt *syncpt); | |
| 74 | void (*restore_wait_base)(struct host1x_syncpt *syncpt); | |
| 75 | void (*load_wait_base)(struct host1x_syncpt *syncpt); | |
| 76 | u32 (*load)(struct host1x_syncpt *syncpt); | |
| ebae30b1 | 77 | int (*cpu_incr)(struct host1x_syncpt *syncpt); |
| 75471687 TB |
78 | int (*patch_wait)(struct host1x_syncpt *syncpt, void *patch_addr); |
| 79 | }; | |
| 80 | ||
| 7ede0b0b TB |
81 | struct host1x_intr_ops { |
| 82 | int (*init_host_sync)(struct host1x *host, u32 cpm, | |
| 83 | void (*syncpt_thresh_work)(struct work_struct *work)); | |
| 84 | void (*set_syncpt_threshold)( | |
| 85 | struct host1x *host, u32 id, u32 thresh); | |
| 86 | void (*enable_syncpt_intr)(struct host1x *host, u32 id); | |
| 87 | void (*disable_syncpt_intr)(struct host1x *host, u32 id); | |
| 88 | void (*disable_all_syncpt_intrs)(struct host1x *host); | |
| 89 | int (*free_syncpt_irq)(struct host1x *host); | |
| 90 | }; | |
| 91 | ||
| 75471687 TB |
92 | struct host1x_info { |
| 93 | int nb_channels; /* host1x: num channels supported */ | |
| 94 | int nb_pts; /* host1x: num syncpoints supported */ | |
| 95 | int nb_bases; /* host1x: num syncpoints supported */ | |
| 96 | int nb_mlocks; /* host1x: number of mlocks */ | |
| 97 | int (*init)(struct host1x *); /* initialize per SoC ops */ | |
| 98 | int sync_offset; | |
| 097452e6 | 99 | u64 dma_mask; /* mask of addressable memory */ |
| 75471687 TB |
100 | }; |
| 101 | ||
| 102 | struct host1x { | |
| 103 | const struct host1x_info *info; | |
| 104 | ||
| 105 | void __iomem *regs; | |
| 106 | struct host1x_syncpt *syncpt; | |
| f5a954fe | 107 | struct host1x_syncpt_base *bases; |
| 75471687 TB |
108 | struct device *dev; |
| 109 | struct clk *clk; | |
| 110 | ||
| 7ede0b0b TB |
111 | struct mutex intr_mutex; |
| 112 | struct workqueue_struct *intr_wq; | |
| 113 | int intr_syncpt_irq; | |
| 114 | ||
| 75471687 | 115 | const struct host1x_syncpt_ops *syncpt_op; |
| 7ede0b0b | 116 | const struct host1x_intr_ops *intr_op; |
| 6579324a TB |
117 | const struct host1x_channel_ops *channel_op; |
| 118 | const struct host1x_cdma_ops *cdma_op; | |
| 119 | const struct host1x_pushbuffer_ops *cdma_pb_op; | |
| 6236451d | 120 | const struct host1x_debug_ops *debug_op; |
| 7ede0b0b | 121 | |
| 6579324a TB |
122 | struct host1x_syncpt *nop_sp; |
| 123 | ||
| 124 | struct mutex chlist_mutex; | |
| 125 | struct host1x_channel chlist; | |
| 126 | unsigned long allocated_channels; | |
| 127 | unsigned int num_allocated_channels; | |
| 6236451d TB |
128 | |
| 129 | struct dentry *debugfs; | |
| 692e6d7b | 130 | |
| 776dc384 TR |
131 | struct mutex devices_lock; |
| 132 | struct list_head devices; | |
| 133 | ||
| 134 | struct list_head list; | |
| 75471687 TB |
135 | }; |
| 136 | ||
| 137 | void host1x_sync_writel(struct host1x *host1x, u32 r, u32 v); | |
| 138 | u32 host1x_sync_readl(struct host1x *host1x, u32 r); | |
| 6579324a TB |
139 | void host1x_ch_writel(struct host1x_channel *ch, u32 r, u32 v); |
| 140 | u32 host1x_ch_readl(struct host1x_channel *ch, u32 r); | |
| 75471687 TB |
141 | |
| 142 | static inline void host1x_hw_syncpt_restore(struct host1x *host, | |
| 143 | struct host1x_syncpt *sp) | |
| 144 | { | |
| 145 | host->syncpt_op->restore(sp); | |
| 146 | } | |
| 147 | ||
| 148 | static inline void host1x_hw_syncpt_restore_wait_base(struct host1x *host, | |
| 149 | struct host1x_syncpt *sp) | |
| 150 | { | |
| 151 | host->syncpt_op->restore_wait_base(sp); | |
| 152 | } | |
| 153 | ||
| 154 | static inline void host1x_hw_syncpt_load_wait_base(struct host1x *host, | |
| 155 | struct host1x_syncpt *sp) | |
| 156 | { | |
| 157 | host->syncpt_op->load_wait_base(sp); | |
| 158 | } | |
| 159 | ||
| 160 | static inline u32 host1x_hw_syncpt_load(struct host1x *host, | |
| 161 | struct host1x_syncpt *sp) | |
| 162 | { | |
| 163 | return host->syncpt_op->load(sp); | |
| 164 | } | |
| 165 | ||
| ebae30b1 AM |
166 | static inline int host1x_hw_syncpt_cpu_incr(struct host1x *host, |
| 167 | struct host1x_syncpt *sp) | |
| 75471687 | 168 | { |
| ebae30b1 | 169 | return host->syncpt_op->cpu_incr(sp); |
| 75471687 TB |
170 | } |
| 171 | ||
| 172 | static inline int host1x_hw_syncpt_patch_wait(struct host1x *host, | |
| 173 | struct host1x_syncpt *sp, | |
| 174 | void *patch_addr) | |
| 175 | { | |
| 176 | return host->syncpt_op->patch_wait(sp, patch_addr); | |
| 177 | } | |
| 178 | ||
| 7ede0b0b TB |
179 | static inline int host1x_hw_intr_init_host_sync(struct host1x *host, u32 cpm, |
| 180 | void (*syncpt_thresh_work)(struct work_struct *)) | |
| 181 | { | |
| 182 | return host->intr_op->init_host_sync(host, cpm, syncpt_thresh_work); | |
| 183 | } | |
| 184 | ||
| 185 | static inline void host1x_hw_intr_set_syncpt_threshold(struct host1x *host, | |
| 186 | u32 id, u32 thresh) | |
| 187 | { | |
| 188 | host->intr_op->set_syncpt_threshold(host, id, thresh); | |
| 189 | } | |
| 190 | ||
| 191 | static inline void host1x_hw_intr_enable_syncpt_intr(struct host1x *host, | |
| 192 | u32 id) | |
| 193 | { | |
| 194 | host->intr_op->enable_syncpt_intr(host, id); | |
| 195 | } | |
| 196 | ||
| 197 | static inline void host1x_hw_intr_disable_syncpt_intr(struct host1x *host, | |
| 198 | u32 id) | |
| 199 | { | |
| 200 | host->intr_op->disable_syncpt_intr(host, id); | |
| 201 | } | |
| 202 | ||
| 203 | static inline void host1x_hw_intr_disable_all_syncpt_intrs(struct host1x *host) | |
| 204 | { | |
| 205 | host->intr_op->disable_all_syncpt_intrs(host); | |
| 206 | } | |
| 207 | ||
| 208 | static inline int host1x_hw_intr_free_syncpt_irq(struct host1x *host) | |
| 209 | { | |
| 210 | return host->intr_op->free_syncpt_irq(host); | |
| 211 | } | |
| 6579324a TB |
212 | |
| 213 | static inline int host1x_hw_channel_init(struct host1x *host, | |
| 214 | struct host1x_channel *channel, | |
| 215 | int chid) | |
| 216 | { | |
| 217 | return host->channel_op->init(channel, host, chid); | |
| 218 | } | |
| 219 | ||
| 220 | static inline int host1x_hw_channel_submit(struct host1x *host, | |
| 221 | struct host1x_job *job) | |
| 222 | { | |
| 223 | return host->channel_op->submit(job); | |
| 224 | } | |
| 225 | ||
| 226 | static inline void host1x_hw_cdma_start(struct host1x *host, | |
| 227 | struct host1x_cdma *cdma) | |
| 228 | { | |
| 229 | host->cdma_op->start(cdma); | |
| 230 | } | |
| 231 | ||
| 232 | static inline void host1x_hw_cdma_stop(struct host1x *host, | |
| 233 | struct host1x_cdma *cdma) | |
| 234 | { | |
| 235 | host->cdma_op->stop(cdma); | |
| 236 | } | |
| 237 | ||
| 238 | static inline void host1x_hw_cdma_flush(struct host1x *host, | |
| 239 | struct host1x_cdma *cdma) | |
| 240 | { | |
| 241 | host->cdma_op->flush(cdma); | |
| 242 | } | |
| 243 | ||
| 244 | static inline int host1x_hw_cdma_timeout_init(struct host1x *host, | |
| 245 | struct host1x_cdma *cdma, | |
| 246 | u32 syncpt_id) | |
| 247 | { | |
| 248 | return host->cdma_op->timeout_init(cdma, syncpt_id); | |
| 249 | } | |
| 250 | ||
| 251 | static inline void host1x_hw_cdma_timeout_destroy(struct host1x *host, | |
| 252 | struct host1x_cdma *cdma) | |
| 253 | { | |
| 254 | host->cdma_op->timeout_destroy(cdma); | |
| 255 | } | |
| 256 | ||
| 257 | static inline void host1x_hw_cdma_freeze(struct host1x *host, | |
| 258 | struct host1x_cdma *cdma) | |
| 259 | { | |
| 260 | host->cdma_op->freeze(cdma); | |
| 261 | } | |
| 262 | ||
| 263 | static inline void host1x_hw_cdma_resume(struct host1x *host, | |
| 264 | struct host1x_cdma *cdma, u32 getptr) | |
| 265 | { | |
| 266 | host->cdma_op->resume(cdma, getptr); | |
| 267 | } | |
| 268 | ||
| 269 | static inline void host1x_hw_cdma_timeout_cpu_incr(struct host1x *host, | |
| 270 | struct host1x_cdma *cdma, | |
| 271 | u32 getptr, | |
| 272 | u32 syncpt_incrs, | |
| 273 | u32 syncval, u32 nr_slots) | |
| 274 | { | |
| 275 | host->cdma_op->timeout_cpu_incr(cdma, getptr, syncpt_incrs, syncval, | |
| 276 | nr_slots); | |
| 277 | } | |
| 278 | ||
| 279 | static inline void host1x_hw_pushbuffer_init(struct host1x *host, | |
| 280 | struct push_buffer *pb) | |
| 281 | { | |
| 282 | host->cdma_pb_op->init(pb); | |
| 283 | } | |
| 284 | ||
| 6236451d TB |
285 | static inline void host1x_hw_debug_init(struct host1x *host, struct dentry *de) |
| 286 | { | |
| 287 | if (host->debug_op && host->debug_op->debug_init) | |
| 288 | host->debug_op->debug_init(de); | |
| 289 | } | |
| 290 | ||
| 291 | static inline void host1x_hw_show_channel_cdma(struct host1x *host, | |
| 292 | struct host1x_channel *channel, | |
| 293 | struct output *o) | |
| 294 | { | |
| 295 | host->debug_op->show_channel_cdma(host, channel, o); | |
| 296 | } | |
| 297 | ||
| 298 | static inline void host1x_hw_show_channel_fifo(struct host1x *host, | |
| 299 | struct host1x_channel *channel, | |
| 300 | struct output *o) | |
| 301 | { | |
| 302 | host->debug_op->show_channel_fifo(host, channel, o); | |
| 303 | } | |
| 304 | ||
| 305 | static inline void host1x_hw_show_mlocks(struct host1x *host, struct output *o) | |
| 306 | { | |
| 307 | host->debug_op->show_mlocks(host, o); | |
| 308 | } | |
| 309 | ||
| 4de6a2d6 TR |
310 | extern struct platform_driver tegra_mipi_driver; |
| 311 | ||
| 75471687 | 312 | #endif |