src/gallium/winsys/dri/nouveau/nouveau_winsys.c

   1 #include "pipe/p_util.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         assert(nv->nvc->next_subchannel < 7);
  33         BIND_RING(chan, *grobj, nv->nvc->next_subchannel++);
  34         return 0;
  35 }
  36
  37 static int
  38 nouveau_pipe_surface_copy(struct nouveau_winsys *nvws, struct pipe_surface *dst,
  39                           unsigned dx, unsigned dy, struct pipe_surface *src,
  40                           unsigned sx, unsigned sy, unsigned w, unsigned h)
  41 {
  42         struct nouveau_context *nv = nvws->nv;
  43
  44         if (nv->surface_copy_prep(nv, dst, src))
  45                 return 1;
  46         nv->surface_copy(nv, dx, dy, sx, sy, w, h);
  47         nv->surface_copy_done(nv);
  48
  49         return 0;
  50 }
  51
  52 static int
  53 nouveau_pipe_surface_fill(struct nouveau_winsys *nvws, struct pipe_surface *dst,
  54                           unsigned dx, unsigned dy, unsigned w, unsigned h,
  55                           unsigned value)
  56 {
  57         if (nvws->nv->surface_fill(nvws->nv, dst, dx, dy, w, h, value))
  58                 return 1;
  59         return 0;
  60 }
  61
  62 static int
  63 nouveau_pipe_push_reloc(struct nouveau_winsys *nvws, void *ptr,
  64                         struct pipe_buffer *buf, uint32_t data,
  65                         uint32_t flags, uint32_t vor, uint32_t tor)
  66 {
  67         return nouveau_pushbuf_emit_reloc(nvws->channel, ptr,
  68                                           nouveau_buffer(buf)->bo,
  69                                           data, flags, vor, tor);
  70 }
  71
  72 static int
  73 nouveau_pipe_push_flush(struct nouveau_winsys *nvws, unsigned size,
  74                         struct pipe_fence_handle **fence)
  75 {
  76         if (fence) {
  77                 struct nouveau_pushbuf *pb = nvws->channel->pushbuf;
  78                 struct nouveau_pushbuf_priv *nvpb = nouveau_pushbuf(pb);
  79                 struct nouveau_fence *ref = NULL;
  80
  81                 nouveau_fence_ref(nvpb->fence, &ref);
  82                 *fence = (struct pipe_fence_handle *)ref;
  83         }
  84
  85         return nouveau_pushbuf_flush(nvws->channel, size);
  86 }
  87
  88 struct pipe_context *
  89 nouveau_pipe_create(struct nouveau_context *nv)
  90 {
  91         struct nouveau_channel_context *nvc = nv->nvc;
  92         struct nouveau_winsys *nvws = CALLOC_STRUCT(nouveau_winsys);
  93         struct pipe_screen *(*hws_create)(struct pipe_winsys *,
  94                                           struct nouveau_winsys *);
  95         struct pipe_context *(*hw_create)(struct pipe_screen *, unsigned);
  96         struct pipe_winsys *ws;
  97         unsigned chipset = nv->nv_screen->device->chipset;
  98
  99         if (!nvws)
 100                 return NULL;
 101
 102         switch (chipset & 0xf0) {
 103         case 0x10:
 104         case 0x20:
 105                 hws_create = nv10_screen_create;
 106                 hw_create = nv10_create;
 107                 break;
 108         case 0x30:
 109                 hws_create = nv30_screen_create;
 110                 hw_create = nv30_create;
 111                 break;
 112         case 0x40:
 113         case 0x60:
 114                 hws_create = nv40_screen_create;
 115                 hw_create = nv40_create;
 116                 break;
 117         case 0x50:
 118         case 0x80:
 119         case 0x90:
 120                 hws_create = nv50_screen_create;
 121                 hw_create = nv50_create;
 122                 break;
 123         default:
 124                 NOUVEAU_ERR("Unknown chipset NV%02x\n", chipset);
 125                 return NULL;
 126         }
 127
 128         nvws->nv                = nv;
 129         nvws->channel           = nv->nvc->channel;
 130
 131         nvws->res_init          = nouveau_resource_init;
 132         nvws->res_alloc         = nouveau_resource_alloc;
 133         nvws->res_free          = nouveau_resource_free;
 134
 135         nvws->push_reloc        = nouveau_pipe_push_reloc;
 136         nvws->push_flush        = nouveau_pipe_push_flush;
 137
 138         nvws->grobj_alloc       = nouveau_pipe_grobj_alloc;
 139         nvws->grobj_free        = nouveau_grobj_free;
 140
 141         nvws->notifier_alloc    = nouveau_pipe_notifier_alloc;
 142         nvws->notifier_free     = nouveau_notifier_free;
 143         nvws->notifier_reset    = nouveau_notifier_reset;
 144         nvws->notifier_status   = nouveau_notifier_status;
 145         nvws->notifier_retval   = nouveau_notifier_return_val;
 146         nvws->notifier_wait     = nouveau_notifier_wait_status;
 147
 148         nvws->surface_copy      = nouveau_pipe_surface_copy;
 149         nvws->surface_fill      = nouveau_pipe_surface_fill;
 150
 151         ws = nouveau_create_pipe_winsys(nv);
 152
 153         if (!nvc->pscreen)
 154                 nvc->pscreen = hws_create(ws, nvws);
 155         nvc->pctx[nv->pctx_id] = hw_create(nvc->pscreen, nv->pctx_id);
 156         return nvc->pctx[nv->pctx_id];
 157 }
 158