src/freedreno/drm/msm_priv.h

   1 /*
   2  * Copyright (C) 2012-2018 Rob Clark <robclark@freedesktop.org>
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a
   5  * copy of this software and associated documentation files (the "Software"),
   6  * to deal in the Software without restriction, including without limitation
   7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   8  * and/or sell copies of the Software, and to permit persons to whom the
   9  * Software is furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice (including the next
  12  * paragraph) shall be included in all copies or substantial portions of the
  13  * Software.
  14  *
  15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  18  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  19  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  20  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  21  * SOFTWARE.
  22  *
  23  * Authors:
  24  *    Rob Clark <robclark@freedesktop.org>
  25  */
  26
  27 #ifndef MSM_PRIV_H_
  28 #define MSM_PRIV_H_
  29
  30 #include "freedreno_priv.h"
  31
  32 #include "util/slab.h"
  33
  34 #ifndef __user
  35 #  define __user
  36 #endif
  37
  38 #include "drm-uapi/msm_drm.h"
  39
  40 struct msm_device {
  41         struct fd_device base;
  42         struct fd_bo_cache ring_cache;
  43 };
  44 FD_DEFINE_CAST(fd_device, msm_device);
  45
  46 struct fd_device * msm_device_new(int fd);
  47
  48 struct msm_pipe {
  49         struct fd_pipe base;
  50         uint32_t pipe;
  51         uint32_t gpu_id;
  52         uint64_t gmem_base;
  53         uint32_t gmem;
  54         uint32_t chip_id;
  55         uint32_t queue_id;
  56         struct slab_parent_pool ring_pool;
  57 };
  58 FD_DEFINE_CAST(fd_pipe, msm_pipe);
  59
  60 struct fd_pipe * msm_pipe_new(struct fd_device *dev,
  61                 enum fd_pipe_id id, uint32_t prio);
  62
  63 struct fd_ringbuffer * msm_ringbuffer_new_object(struct fd_pipe *pipe, uint32_t size);
  64 struct fd_ringbuffer * msm_ringbuffer_sp_new_object(struct fd_pipe *pipe, uint32_t size);
  65
  66 struct fd_submit * msm_submit_new(struct fd_pipe *pipe);
  67 struct fd_submit * msm_submit_sp_new(struct fd_pipe *pipe);
  68
  69 void msm_pipe_sp_ringpool_init(struct msm_pipe *msm_pipe);
  70 void msm_pipe_sp_ringpool_fini(struct msm_pipe *msm_pipe);
  71
  72
  73 struct msm_bo {
  74         struct fd_bo base;
  75         uint64_t offset;
  76         uint32_t idx;
  77 };
  78 FD_DEFINE_CAST(fd_bo, msm_bo);
  79
  80 int msm_bo_new_handle(struct fd_device *dev,
  81                 uint32_t size, uint32_t flags, uint32_t *handle);
  82 struct fd_bo * msm_bo_from_handle(struct fd_device *dev,
  83                 uint32_t size, uint32_t handle);
  84
  85 static inline void
  86 msm_dump_submit(struct drm_msm_gem_submit *req)
  87 {
  88         for (unsigned i = 0; i < req->nr_bos; i++) {
  89                 struct drm_msm_gem_submit_bo *bos = U642VOID(req->bos);
  90                 struct drm_msm_gem_submit_bo *bo = &bos[i];
  91                 ERROR_MSG("  bos[%d]: handle=%u, flags=%x", i, bo->handle, bo->flags);
  92         }
  93         for (unsigned i = 0; i < req->nr_cmds; i++) {
  94                 struct drm_msm_gem_submit_cmd *cmds = U642VOID(req->cmds);
  95                 struct drm_msm_gem_submit_cmd *cmd = &cmds[i];
  96                 struct drm_msm_gem_submit_reloc *relocs = U642VOID(cmd->relocs);
  97                 ERROR_MSG("  cmd[%d]: type=%u, submit_idx=%u, submit_offset=%u, size=%u",
  98                                 i, cmd->type, cmd->submit_idx, cmd->submit_offset, cmd->size);
  99                 for (unsigned j = 0; j < cmd->nr_relocs; j++) {
 100                         struct drm_msm_gem_submit_reloc *r = &relocs[j];
 101                         ERROR_MSG("    reloc[%d]: submit_offset=%u, or=%08x, shift=%d, reloc_idx=%u"
 102                                         ", reloc_offset=%"PRIu64, j, r->submit_offset, r->or, r->shift,
 103                                         r->reloc_idx, (uint64_t)r->reloc_offset);
 104                 }
 105         }
 106 }
 107
 108 static inline void get_abs_timeout(struct drm_msm_timespec *tv, uint64_t ns)
 109 {
 110         struct timespec t;
 111         clock_gettime(CLOCK_MONOTONIC, &t);
 112         tv->tv_sec = t.tv_sec + ns / 1000000000;
 113         tv->tv_nsec = t.tv_nsec + ns % 1000000000;
 114 }
 115
 116 /*
 117  * Stupid/simple growable array implementation:
 118  */
 119
 120 static inline void *
 121 grow(void *ptr, uint16_t nr, uint16_t *max, uint16_t sz)
 122 {
 123         if ((nr + 1) > *max) {
 124                 if ((*max * 2) < (nr + 1))
 125                         *max = nr + 5;
 126                 else
 127                         *max = *max * 2;
 128                 ptr = realloc(ptr, *max * sz);
 129         }
 130         return ptr;
 131 }
 132
 133 #define DECLARE_ARRAY(type, name) \
 134         unsigned short nr_ ## name, max_ ## name; \
 135         type * name;
 136
 137 #define APPEND(x, name) ({ \
 138         (x)->name = grow((x)->name, (x)->nr_ ## name, &(x)->max_ ## name, sizeof((x)->name[0])); \
 139         (x)->nr_ ## name ++; \
 140 })
 141
 142 #define READ_ONCE(x) (*(volatile __typeof__(x) *)&(x))
 143
 144 #endif /* MSM_PRIV_H_ */