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 "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         /* to avoid excess hashtable lookups, cache the ring this bo was
  70          * last emitted on (since that will probably also be the next ring
  71          * it is emitted on)
  72          */
  73         unsigned current_submit_seqno;
  74         uint32_t idx;
  75 };
  76 FD_DEFINE_CAST(fd_bo, msm_bo);
  77
  78 int msm_bo_new_handle(struct fd_device *dev,
  79                 uint32_t size, uint32_t flags, uint32_t *handle);
  80 struct fd_bo * msm_bo_from_handle(struct fd_device *dev,
  81                 uint32_t size, uint32_t handle);
  82
  83 static inline void
  84 msm_dump_submit(struct drm_msm_gem_submit *req)
  85 {
  86         for (unsigned i = 0; i < req->nr_bos; i++) {
  87                 struct drm_msm_gem_submit_bo *bos = U642VOID(req->bos);
  88                 struct drm_msm_gem_submit_bo *bo = &bos[i];
  89                 ERROR_MSG("  bos[%d]: handle=%u, flags=%x", i, bo->handle, bo->flags);
  90         }
  91         for (unsigned i = 0; i < req->nr_cmds; i++) {
  92                 struct drm_msm_gem_submit_cmd *cmds = U642VOID(req->cmds);
  93                 struct drm_msm_gem_submit_cmd *cmd = &cmds[i];
  94                 struct drm_msm_gem_submit_reloc *relocs = U642VOID(cmd->relocs);
  95                 ERROR_MSG("  cmd[%d]: type=%u, submit_idx=%u, submit_offset=%u, size=%u",
  96                                 i, cmd->type, cmd->submit_idx, cmd->submit_offset, cmd->size);
  97                 for (unsigned j = 0; j < cmd->nr_relocs; j++) {
  98                         struct drm_msm_gem_submit_reloc *r = &relocs[j];
  99                         ERROR_MSG("    reloc[%d]: submit_offset=%u, or=%08x, shift=%d, reloc_idx=%u"
 100                                         ", reloc_offset=%"PRIu64, j, r->submit_offset, r->or, r->shift,
 101                                         r->reloc_idx, r->reloc_offset);
 102                 }
 103         }
 104 }
 105
 106 static inline void get_abs_timeout(struct drm_msm_timespec *tv, uint64_t ns)
 107 {
 108         struct timespec t;
 109         uint32_t s = ns / 1000000000;
 110         clock_gettime(CLOCK_MONOTONIC, &t);
 111         tv->tv_sec = t.tv_sec + s;
 112         tv->tv_nsec = t.tv_nsec + ns - (s * 1000000000);
 113 }
 114
 115 /*
 116  * Stupid/simple growable array implementation:
 117  */
 118
 119 static inline void *
 120 grow(void *ptr, uint16_t nr, uint16_t *max, uint16_t sz)
 121 {
 122         if ((nr + 1) > *max) {
 123                 if ((*max * 2) < (nr + 1))
 124                         *max = nr + 5;
 125                 else
 126                         *max = *max * 2;
 127                 ptr = realloc(ptr, *max * sz);
 128         }
 129         return ptr;
 130 }
 131
 132 #define DECLARE_ARRAY(type, name) \
 133         unsigned short nr_ ## name, max_ ## name; \
 134         type * name;
 135
 136 #define APPEND(x, name) ({ \
 137         (x)->name = grow((x)->name, (x)->nr_ ## name, &(x)->max_ ## name, sizeof((x)->name[0])); \
 138         (x)->nr_ ## name ++; \
 139 })
 140
 141 #endif /* MSM_PRIV_H_ */