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 #ifndef __user
  33 #  define __user
  34 #endif
  35
  36 #include "drm-uapi/msm_drm.h"
  37
  38 struct msm_device {
  39         struct fd_device base;
  40         struct fd_bo_cache ring_cache;
  41 };
  42 FD_DEFINE_CAST(fd_device, msm_device);
  43
  44 struct fd_device * msm_device_new(int fd);
  45
  46 struct msm_pipe {
  47         struct fd_pipe base;
  48         uint32_t pipe;
  49         uint32_t gpu_id;
  50         uint64_t gmem_base;
  51         uint32_t gmem;
  52         uint32_t chip_id;
  53         uint32_t queue_id;
  54 };
  55 FD_DEFINE_CAST(fd_pipe, msm_pipe);
  56
  57 struct fd_pipe * msm_pipe_new(struct fd_device *dev,
  58                 enum fd_pipe_id id, uint32_t prio);
  59
  60 struct fd_ringbuffer * msm_ringbuffer_new_object(struct fd_pipe *pipe, uint32_t size);
  61 struct fd_ringbuffer * msm_ringbuffer_sp_new_object(struct fd_pipe *pipe, uint32_t size);
  62
  63 struct fd_submit * msm_submit_new(struct fd_pipe *pipe);
  64 struct fd_submit * msm_submit_sp_new(struct fd_pipe *pipe);
  65
  66 struct msm_bo {
  67         struct fd_bo base;
  68         uint64_t offset;
  69         uint32_t idx;
  70 };
  71 FD_DEFINE_CAST(fd_bo, msm_bo);
  72
  73 int msm_bo_new_handle(struct fd_device *dev,
  74                 uint32_t size, uint32_t flags, uint32_t *handle);
  75 struct fd_bo * msm_bo_from_handle(struct fd_device *dev,
  76                 uint32_t size, uint32_t handle);
  77
  78 static inline void
  79 msm_dump_submit(struct drm_msm_gem_submit *req)
  80 {
  81         for (unsigned i = 0; i < req->nr_bos; i++) {
  82                 struct drm_msm_gem_submit_bo *bos = U642VOID(req->bos);
  83                 struct drm_msm_gem_submit_bo *bo = &bos[i];
  84                 ERROR_MSG("  bos[%d]: handle=%u, flags=%x", i, bo->handle, bo->flags);
  85         }
  86         for (unsigned i = 0; i < req->nr_cmds; i++) {
  87                 struct drm_msm_gem_submit_cmd *cmds = U642VOID(req->cmds);
  88                 struct drm_msm_gem_submit_cmd *cmd = &cmds[i];
  89                 struct drm_msm_gem_submit_reloc *relocs = U642VOID(cmd->relocs);
  90                 ERROR_MSG("  cmd[%d]: type=%u, submit_idx=%u, submit_offset=%u, size=%u",
  91                                 i, cmd->type, cmd->submit_idx, cmd->submit_offset, cmd->size);
  92                 for (unsigned j = 0; j < cmd->nr_relocs; j++) {
  93                         struct drm_msm_gem_submit_reloc *r = &relocs[j];
  94                         ERROR_MSG("    reloc[%d]: submit_offset=%u, or=%08x, shift=%d, reloc_idx=%u"
  95                                         ", reloc_offset=%"PRIu64, j, r->submit_offset, r->or, r->shift,
  96                                         r->reloc_idx, (uint64_t)r->reloc_offset);
  97                 }
  98         }
  99 }
 100
 101 static inline void get_abs_timeout(struct drm_msm_timespec *tv, uint64_t ns)
 102 {
 103         struct timespec t;
 104         uint32_t s = ns / 1000000000;
 105         clock_gettime(CLOCK_MONOTONIC, &t);
 106         tv->tv_sec = t.tv_sec + s;
 107         tv->tv_nsec = t.tv_nsec + ns - (s * 1000000000);
 108 }
 109
 110 /*
 111  * Stupid/simple growable array implementation:
 112  */
 113
 114 static inline void *
 115 grow(void *ptr, uint16_t nr, uint16_t *max, uint16_t sz)
 116 {
 117         if ((nr + 1) > *max) {
 118                 if ((*max * 2) < (nr + 1))
 119                         *max = nr + 5;
 120                 else
 121                         *max = *max * 2;
 122                 ptr = realloc(ptr, *max * sz);
 123         }
 124         return ptr;
 125 }
 126
 127 #define DECLARE_ARRAY(type, name) \
 128         unsigned short nr_ ## name, max_ ## name; \
 129         type * name;
 130
 131 #define APPEND(x, name) ({ \
 132         (x)->name = grow((x)->name, (x)->nr_ ## name, &(x)->max_ ## name, sizeof((x)->name[0])); \
 133         (x)->nr_ ## name ++; \
 134 })
 135
 136 #define READ_ONCE(x) (*(volatile __typeof__(x) *)&(x))
 137
 138 #endif /* MSM_PRIV_H_ */