src/gallium/winsys/drm/nouveau/common/nouveau_winsys.c

   1 #include "util/u_memory.h"
   2
   3 #include "nouveau_context.h"
   4 #include "nouveau_screen.h"
   5 #include "nouveau_winsys_pipe.h"
   6
   7 #include "nouveau/nouveau_winsys.h"
   8
   9 static int
  10 nouveau_pipe_notifier_alloc(struct nouveau_winsys *nvws, int count,
  11                             struct nouveau_notifier **notify)
  12 {
  13         struct nouveau_context *nv = nvws->nv;
  14
  15         return nouveau_notifier_alloc(nv->nvc->channel, nv->nvc->next_handle++,
  16                                       count, notify);
  17 }
  18
  19 static int
  20 nouveau_pipe_grobj_alloc(struct nouveau_winsys *nvws, int grclass,
  21                          struct nouveau_grobj **grobj)
  22 {
  23         struct nouveau_context *nv = nvws->nv;
  24         struct nouveau_channel *chan = nv->nvc->channel;
  25         int ret;
  26
  27         ret = nouveau_grobj_alloc(chan, nv->nvc->next_handle++,
  28                                   grclass, grobj);
  29         if (ret)
  30                 return ret;
  31
  32         BEGIN_RING(chan, *grobj, 0x0000, 1);
  33         OUT_RING  (chan, (*grobj)->handle);
  34         (*grobj)->bound = NOUVEAU_GROBJ_BOUND_EXPLICIT;
  35         return 0;
  36 }
  37
  38 static int
  39 nouveau_pipe_push_reloc(struct nouveau_winsys *nvws, void *ptr,
  40                         struct pipe_buffer *buf, uint32_t data,
  41                         uint32_t flags, uint32_t vor, uint32_t tor)
  42 {
  43         struct nouveau_bo *bo = nouveau_pipe_buffer(buf)->bo;
  44
  45         return nouveau_pushbuf_emit_reloc(nvws->channel, ptr, bo,
  46                                           data, flags, vor, tor);
  47 }
  48
  49 static int
  50 nouveau_pipe_push_flush(struct nouveau_winsys *nvws, unsigned size,
  51                         struct pipe_fence_handle **fence)
  52 {
  53         if (fence)
  54                 *fence = NULL;
  55
  56         return nouveau_pushbuf_flush(nvws->channel, size);
  57 }
  58
  59 static struct nouveau_bo *
  60 nouveau_pipe_get_bo(struct pipe_buffer *pb)
  61 {
  62         return nouveau_pipe_buffer(pb)->bo;
  63 }
  64
  65 struct pipe_context *
  66 nouveau_pipe_create(struct nouveau_context *nv)
  67 {
  68         struct nouveau_channel_context *nvc = nv->nvc;
  69         struct nouveau_winsys *nvws = CALLOC_STRUCT(nouveau_winsys);
  70         struct pipe_screen *(*hws_create)(struct pipe_winsys *,
  71                                           struct nouveau_winsys *);
  72         struct pipe_context *(*hw_create)(struct pipe_screen *, unsigned);
  73         struct pipe_winsys *ws;
  74         unsigned chipset = nv->nv_screen->device->chipset;
  75
  76         if (!nvws)
  77                 return NULL;
  78
  79         switch (chipset & 0xf0) {
  80         case 0x00:
  81                 hws_create = nv04_screen_create;
  82                 hw_create = nv04_create;
  83                 break;
  84         case 0x10:
  85                 hws_create = nv10_screen_create;
  86                 hw_create = nv10_create;
  87                 break;
  88         case 0x20:
  89                 hws_create = nv20_screen_create;
  90                 hw_create = nv20_create;
  91                 break;
  92         case 0x30:
  93                 hws_create = nv30_screen_create;
  94                 hw_create = nv30_create;
  95                 break;
  96         case 0x40:
  97         case 0x60:
  98                 hws_create = nv40_screen_create;
  99                 hw_create = nv40_create;
 100                 break;
 101         case 0x50:
 102         case 0x80:
 103         case 0x90:
 104                 hws_create = nv50_screen_create;
 105                 hw_create = nv50_create;
 106                 break;
 107         default:
 108                 NOUVEAU_ERR("Unknown chipset NV%02x\n", chipset);
 109                 return NULL;
 110         }
 111
 112         nvws->nv                = nv;
 113         nvws->channel           = nv->nvc->channel;
 114
 115         nvws->res_init          = nouveau_resource_init;
 116         nvws->res_alloc         = nouveau_resource_alloc;
 117         nvws->res_free          = nouveau_resource_free;
 118
 119         nvws->push_reloc        = nouveau_pipe_push_reloc;
 120         nvws->push_flush        = nouveau_pipe_push_flush;
 121
 122         nvws->grobj_alloc       = nouveau_pipe_grobj_alloc;
 123         nvws->grobj_free        = nouveau_grobj_free;
 124
 125         nvws->notifier_alloc    = nouveau_pipe_notifier_alloc;
 126         nvws->notifier_free     = nouveau_notifier_free;
 127         nvws->notifier_reset    = nouveau_notifier_reset;
 128         nvws->notifier_status   = nouveau_notifier_status;
 129         nvws->notifier_retval   = nouveau_notifier_return_val;
 130         nvws->notifier_wait     = nouveau_notifier_wait_status;
 131
 132         nvws->get_bo            = nouveau_pipe_get_bo;
 133
 134         ws = nouveau_create_pipe_winsys(nv);
 135
 136         if (!nvc->pscreen)
 137                 nvc->pscreen = hws_create(ws, nvws);
 138         nvc->pctx[nv->pctx_id] = hw_create(nvc->pscreen, nv->pctx_id);
 139         return nvc->pctx[nv->pctx_id];
 140 }
 141