util: move os_time.[ch] to src/util
[mesa.git] / src / gallium / drivers / nouveau / nouveau_screen.c
index b1ad686022a0905f838cca62dfb3804f3e2046c8..c144b39b2dd2d1ade24424182cbd19351a7ce7f8 100644 (file)
 #include "util/u_memory.h"
 #include "util/u_inlines.h"
 #include "util/u_format.h"
+#include "util/u_format_s3tc.h"
+#include "util/u_string.h"
+
+#include "util/os_time.h"
 
 #include <stdio.h>
 #include <errno.h>
+#include <stdlib.h>
+
+#include <nouveau_drm.h>
 
-#include "nouveau/nouveau_bo.h"
 #include "nouveau_winsys.h"
 #include "nouveau_screen.h"
+#include "nouveau_context.h"
+#include "nouveau_fence.h"
+#include "nouveau_mm.h"
+#include "nouveau_buffer.h"
 
 /* XXX this should go away */
-#include "state_tracker/drm_api.h"
+#include "state_tracker/drm_driver.h"
+
+int nouveau_mesa_debug = 0;
 
 static const char *
 nouveau_screen_get_name(struct pipe_screen *pscreen)
 {
-       struct nouveau_device *dev = nouveau_screen(pscreen)->device;
-       static char buffer[128];
+   struct nouveau_device *dev = nouveau_screen(pscreen)->device;
+   static char buffer[128];
 
-       snprintf(buffer, sizeof(buffer), "NV%02X", dev->chipset);
-       return buffer;
+   util_snprintf(buffer, sizeof(buffer), "NV%02X", dev->chipset);
+   return buffer;
 }
 
 static const char *
 nouveau_screen_get_vendor(struct pipe_screen *pscreen)
 {
-       return "nouveau";
-}
-
-static struct pipe_buffer *
-nouveau_screen_bo_skel(struct pipe_screen *pscreen, struct nouveau_bo *bo,
-                      unsigned alignment, unsigned usage, unsigned size)
-{
-       struct pipe_buffer *pb;
-
-       pb = CALLOC(1, sizeof(struct pipe_buffer)+sizeof(struct nouveau_bo *));
-       if (!pb) {
-               nouveau_bo_ref(NULL, &bo);
-               return NULL;
-       }
-
-       pipe_reference_init(&pb->reference, 1);
-       pb->screen = pscreen;
-       pb->alignment = alignment;
-       pb->usage = usage;
-       pb->size = size;
-       *(struct nouveau_bo **)(pb + 1) = bo;
-       return pb;
+   return "nouveau";
 }
 
-static struct pipe_buffer *
-nouveau_screen_bo_new(struct pipe_screen *pscreen, unsigned alignment,
-                     unsigned usage, unsigned size)
+static const char *
+nouveau_screen_get_device_vendor(struct pipe_screen *pscreen)
 {
-       struct nouveau_device *dev = nouveau_screen(pscreen)->device;
-       struct nouveau_bo *bo = NULL;
-       uint32_t flags = NOUVEAU_BO_MAP, tile_mode = 0, tile_flags = 0;
-       int ret;
-
-       if (usage & NOUVEAU_BUFFER_USAGE_TRANSFER)
-               flags |= NOUVEAU_BO_GART;
-       else
-       if (usage & PIPE_BUFFER_USAGE_VERTEX) {
-               if (pscreen->get_param(pscreen, NOUVEAU_CAP_HW_VTXBUF))
-                       flags |= NOUVEAU_BO_GART;
-       } else
-       if (usage & PIPE_BUFFER_USAGE_INDEX) {
-               if (pscreen->get_param(pscreen, NOUVEAU_CAP_HW_IDXBUF))
-                       flags |= NOUVEAU_BO_GART;
-       }
-
-       if (usage & PIPE_BUFFER_USAGE_PIXEL) {
-               if (usage & NOUVEAU_BUFFER_USAGE_TEXTURE)
-                       flags |= NOUVEAU_BO_GART;
-               if (!(usage & PIPE_BUFFER_USAGE_CPU_READ_WRITE))
-                       flags |= NOUVEAU_BO_VRAM;
-
-               if (dev->chipset == 0x50 || dev->chipset >= 0x80) {
-                       if (usage & NOUVEAU_BUFFER_USAGE_ZETA)
-                               tile_flags = 0x2800;
-                       else
-                               tile_flags = 0x7000;
-               }
-       }
-
-       ret = nouveau_bo_new_tile(dev, flags, alignment, size,
-                                 tile_mode, tile_flags, &bo);
-       if (ret)
-               return NULL;
-
-       return nouveau_screen_bo_skel(pscreen, bo, alignment, usage, size);
+   return "NVIDIA";
 }
 
-static struct pipe_buffer *
-nouveau_screen_bo_user(struct pipe_screen *pscreen, void *ptr, unsigned bytes)
+static uint64_t
+nouveau_screen_get_timestamp(struct pipe_screen *pscreen)
 {
-       struct nouveau_device *dev = nouveau_screen(pscreen)->device;
-       struct nouveau_bo *bo = NULL;
-       int ret;
+   int64_t cpu_time = os_time_get() * 1000;
 
-       ret = nouveau_bo_user(dev, ptr, bytes, &bo);
-       if (ret)
-               return NULL;
+   /* getparam of PTIMER_TIME takes about x10 as long (several usecs) */
 
-       return nouveau_screen_bo_skel(pscreen, bo, 0, 0, bytes);
-}
-
-static inline uint32_t
-nouveau_screen_map_flags(unsigned pipe)
-{
-       uint32_t flags = 0;
-
-       if (pipe & PIPE_BUFFER_USAGE_CPU_READ)
-               flags |= NOUVEAU_BO_RD;
-       if (pipe & PIPE_BUFFER_USAGE_CPU_WRITE)
-               flags |= NOUVEAU_BO_WR;
-       if (pipe & PIPE_BUFFER_USAGE_DISCARD)
-               flags |= NOUVEAU_BO_INVAL;
-       if (pipe & PIPE_BUFFER_USAGE_DONTBLOCK)
-               flags |= NOUVEAU_BO_NOWAIT;
-       else
-       if (pipe & PIPE_BUFFER_USAGE_UNSYNCHRONIZED)
-               flags |= NOUVEAU_BO_NOSYNC;
-
-       return flags;
+   return cpu_time + nouveau_screen(pscreen)->cpu_gpu_time_delta;
 }
 
-static void *
-nouveau_screen_bo_map(struct pipe_screen *pscreen, struct pipe_buffer *pb,
-                     unsigned usage)
+static struct disk_cache *
+nouveau_screen_get_disk_shader_cache(struct pipe_screen *pscreen)
 {
-       struct nouveau_bo *bo = nouveau_bo(pb);
-       struct nouveau_screen *nscreen = nouveau_screen(pscreen);
-       int ret;
-
-       if (nscreen->pre_pipebuffer_map_callback) {
-               ret = nscreen->pre_pipebuffer_map_callback(pscreen, pb, usage);
-               if (ret) {
-                       debug_printf("pre_pipebuffer_map_callback failed %d\n",
-                               ret);
-                       return NULL;
-               }
-       }
-
-       ret = nouveau_bo_map(bo, nouveau_screen_map_flags(usage));
-       if (ret) {
-               debug_printf("map failed: %d\n", ret);
-               return NULL;
-       }
-
-       return bo->map;
+   return nouveau_screen(pscreen)->disk_shader_cache;
 }
 
-static void *
-nouveau_screen_bo_map_range(struct pipe_screen *pscreen, struct pipe_buffer *pb,
-                           unsigned offset, unsigned length, unsigned usage)
+static void
+nouveau_screen_fence_ref(struct pipe_screen *pscreen,
+                         struct pipe_fence_handle **ptr,
+                         struct pipe_fence_handle *pfence)
 {
-       struct nouveau_bo *bo = nouveau_bo(pb);
-       struct nouveau_screen *nscreen = nouveau_screen(pscreen);
-       uint32_t flags = nouveau_screen_map_flags(usage);
-       int ret;
-
-       if (nscreen->pre_pipebuffer_map_callback) {
-               ret = nscreen->pre_pipebuffer_map_callback(pscreen, pb, usage);
-               if (ret) {
-                       debug_printf("pre_pipebuffer_map_callback failed %d\n",
-                               ret);
-                       return NULL;
-               }
-       }
-
-       ret = nouveau_bo_map_range(bo, offset, length, flags);
-       if (ret) {
-               nouveau_bo_unmap(bo);
-               if (!(flags & NOUVEAU_BO_NOWAIT) || ret != -EBUSY)
-                       debug_printf("map_range failed: %d\n", ret);
-               return NULL;
-       }
-
-       return (char *)bo->map - offset; /* why gallium? why? */
+   nouveau_fence_ref(nouveau_fence(pfence), (struct nouveau_fence **)ptr);
 }
 
-static void
-nouveau_screen_bo_map_flush(struct pipe_screen *pscreen, struct pipe_buffer *pb,
-                           unsigned offset, unsigned length)
+static boolean
+nouveau_screen_fence_finish(struct pipe_screen *screen,
+                            struct pipe_context *ctx,
+                            struct pipe_fence_handle *pfence,
+                            uint64_t timeout)
 {
-       struct nouveau_bo *bo = nouveau_bo(pb);
+   if (!timeout)
+      return nouveau_fence_signalled(nouveau_fence(pfence));
 
-       nouveau_bo_map_flush(bo, offset, length);
+   return nouveau_fence_wait(nouveau_fence(pfence), NULL);
 }
 
-static void
-nouveau_screen_bo_unmap(struct pipe_screen *pscreen, struct pipe_buffer *pb)
-{
-       struct nouveau_bo *bo = nouveau_bo(pb);
 
-       nouveau_bo_unmap(bo);
+struct nouveau_bo *
+nouveau_screen_bo_from_handle(struct pipe_screen *pscreen,
+                              struct winsys_handle *whandle,
+                              unsigned *out_stride)
+{
+   struct nouveau_device *dev = nouveau_screen(pscreen)->device;
+   struct nouveau_bo *bo = 0;
+   int ret;
+
+   if (whandle->offset != 0) {
+      debug_printf("%s: attempt to import unsupported winsys offset %d\n",
+                   __FUNCTION__, whandle->offset);
+      return NULL;
+   }
+
+   if (whandle->type != DRM_API_HANDLE_TYPE_SHARED &&
+       whandle->type != DRM_API_HANDLE_TYPE_FD) {
+      debug_printf("%s: attempt to import unsupported handle type %d\n",
+                   __FUNCTION__, whandle->type);
+      return NULL;
+   }
+
+   if (whandle->type == DRM_API_HANDLE_TYPE_SHARED)
+      ret = nouveau_bo_name_ref(dev, whandle->handle, &bo);
+   else
+      ret = nouveau_bo_prime_handle_ref(dev, whandle->handle, &bo);
+
+   if (ret) {
+      debug_printf("%s: ref name 0x%08x failed with %d\n",
+                   __FUNCTION__, whandle->handle, ret);
+      return NULL;
+   }
+
+   *out_stride = whandle->stride;
+   return bo;
 }
 
-static void
-nouveau_screen_bo_del(struct pipe_buffer *pb)
-{
-       struct nouveau_bo *bo = nouveau_bo(pb);
 
-       nouveau_bo_ref(NULL, &bo);
-       FREE(pb);
+bool
+nouveau_screen_bo_get_handle(struct pipe_screen *pscreen,
+                             struct nouveau_bo *bo,
+                             unsigned stride,
+                             struct winsys_handle *whandle)
+{
+   whandle->stride = stride;
+
+   if (whandle->type == DRM_API_HANDLE_TYPE_SHARED) {
+      return nouveau_bo_name_get(bo, &whandle->handle) == 0;
+   } else if (whandle->type == DRM_API_HANDLE_TYPE_KMS) {
+      whandle->handle = bo->handle;
+      return true;
+   } else if (whandle->type == DRM_API_HANDLE_TYPE_FD) {
+      return nouveau_bo_set_prime(bo, (int *)&whandle->handle) == 0;
+   } else {
+      return false;
+   }
 }
 
 static void
-nouveau_screen_fence_ref(struct pipe_screen *pscreen,
-                        struct pipe_fence_handle **ptr,
-                        struct pipe_fence_handle *pfence)
+nouveau_disk_cache_create(struct nouveau_screen *screen)
 {
-       *ptr = pfence;
+   uint32_t mesa_timestamp;
+   char *timestamp_str;
+   int res;
+
+   if (disk_cache_get_function_timestamp(nouveau_disk_cache_create,
+                                         &mesa_timestamp)) {
+      res = asprintf(&timestamp_str, "%u", mesa_timestamp);
+      if (res != -1) {
+         screen->disk_shader_cache =
+            disk_cache_create(nouveau_screen_get_name(&screen->base),
+                              timestamp_str, 0);
+         free(timestamp_str);
+      }
+   }
 }
 
-static int
-nouveau_screen_fence_signalled(struct pipe_screen *screen,
-                              struct pipe_fence_handle *pfence,
-                              unsigned flags)
+int
+nouveau_screen_init(struct nouveau_screen *screen, struct nouveau_device *dev)
 {
-       return 0;
+   struct pipe_screen *pscreen = &screen->base;
+   struct nv04_fifo nv04_data = { .vram = 0xbeef0201, .gart = 0xbeef0202 };
+   struct nvc0_fifo nvc0_data = { };
+   uint64_t time;
+   int size, ret;
+   void *data;
+   union nouveau_bo_config mm_config;
+
+   char *nv_dbg = getenv("NOUVEAU_MESA_DEBUG");
+   if (nv_dbg)
+      nouveau_mesa_debug = atoi(nv_dbg);
+
+   /* These must be set before any failure is possible, as the cleanup
+    * paths assume they're responsible for deleting them.
+    */
+   screen->drm = nouveau_drm(&dev->object);
+   screen->device = dev;
+
+   /*
+    * this is initialized to 1 in nouveau_drm_screen_create after screen
+    * is fully constructed and added to the global screen list.
+    */
+   screen->refcount = -1;
+
+   if (dev->chipset < 0xc0) {
+      data = &nv04_data;
+      size = sizeof(nv04_data);
+   } else {
+      data = &nvc0_data;
+      size = sizeof(nvc0_data);
+   }
+
+   /*
+    * Set default VRAM domain if not overridden
+    */
+   if (!screen->vram_domain) {
+      if (dev->vram_size > 0)
+         screen->vram_domain = NOUVEAU_BO_VRAM;
+      else
+         screen->vram_domain = NOUVEAU_BO_GART;
+   }
+
+   ret = nouveau_object_new(&dev->object, 0, NOUVEAU_FIFO_CHANNEL_CLASS,
+                            data, size, &screen->channel);
+   if (ret)
+      return ret;
+
+   ret = nouveau_client_new(screen->device, &screen->client);
+   if (ret)
+      return ret;
+   ret = nouveau_pushbuf_new(screen->client, screen->channel,
+                             4, 512 * 1024, 1,
+                             &screen->pushbuf);
+   if (ret)
+      return ret;
+
+   /* getting CPU time first appears to be more accurate */
+   screen->cpu_gpu_time_delta = os_time_get();
+
+   ret = nouveau_getparam(dev, NOUVEAU_GETPARAM_PTIMER_TIME, &time);
+   if (!ret)
+      screen->cpu_gpu_time_delta = time - screen->cpu_gpu_time_delta * 1000;
+
+   pscreen->get_name = nouveau_screen_get_name;
+   pscreen->get_vendor = nouveau_screen_get_vendor;
+   pscreen->get_device_vendor = nouveau_screen_get_device_vendor;
+   pscreen->get_disk_shader_cache = nouveau_screen_get_disk_shader_cache;
+
+   pscreen->get_timestamp = nouveau_screen_get_timestamp;
+
+   pscreen->fence_reference = nouveau_screen_fence_ref;
+   pscreen->fence_finish = nouveau_screen_fence_finish;
+
+   nouveau_disk_cache_create(screen);
+
+   screen->lowmem_bindings = PIPE_BIND_GLOBAL; /* gallium limit */
+   screen->vidmem_bindings =
+      PIPE_BIND_RENDER_TARGET | PIPE_BIND_DEPTH_STENCIL |
+      PIPE_BIND_DISPLAY_TARGET | PIPE_BIND_SCANOUT |
+      PIPE_BIND_CURSOR |
+      PIPE_BIND_SAMPLER_VIEW |
+      PIPE_BIND_SHADER_BUFFER | PIPE_BIND_SHADER_IMAGE |
+      PIPE_BIND_COMPUTE_RESOURCE |
+      PIPE_BIND_GLOBAL;
+   screen->sysmem_bindings =
+      PIPE_BIND_SAMPLER_VIEW | PIPE_BIND_STREAM_OUTPUT |
+      PIPE_BIND_COMMAND_ARGS_BUFFER;
+
+   memset(&mm_config, 0, sizeof(mm_config));
+
+   screen->mm_GART = nouveau_mm_create(dev,
+                                       NOUVEAU_BO_GART | NOUVEAU_BO_MAP,
+                                       &mm_config);
+   screen->mm_VRAM = nouveau_mm_create(dev, NOUVEAU_BO_VRAM, &mm_config);
+   return 0;
 }
 
-static int
-nouveau_screen_fence_finish(struct pipe_screen *screen,
-                           struct pipe_fence_handle *pfence,
-                           unsigned flags)
+void
+nouveau_screen_fini(struct nouveau_screen *screen)
 {
-       return 0;
-}
+   int fd = screen->drm->fd;
 
+   nouveau_mm_destroy(screen->mm_GART);
+   nouveau_mm_destroy(screen->mm_VRAM);
 
-/*
- * Both texture_{from|get}_handle use drm api defines directly which they
- * shouldn't do. The problem is that from|get are pipe functions and as
- * such they should be defined in the pipe level. If nouveau had a propper
- * winsys interface we would have added from|get to that interface using
- * the winsys_handle struct as done with other drivers. However this code
- * calls directly into the libdrm_nouveau.so functions (nouveau_bo_*). So
- * we need to translate the handle into something they understand.
- */
-static struct pipe_texture *
-nouveau_screen_texture_from_handle(struct pipe_screen *pscreen,
-                                  const struct pipe_texture *templ,
-                                  struct winsys_handle *whandle)
-{
-       struct nouveau_device *dev = nouveau_screen(pscreen)->device;
-       struct pipe_texture *pt;
-       struct pipe_buffer *pb;
-       int ret;
-
-       pb = CALLOC(1, sizeof(struct pipe_buffer) + sizeof(struct nouveau_bo*));
-       if (!pb)
-               return NULL;
-
-       ret = nouveau_bo_handle_ref(dev, whandle->handle, (struct nouveau_bo**)(pb+1));
-       if (ret) {
-               debug_printf("%s: ref name 0x%08x failed with %d\n",
-                            __func__, whandle->handle, ret);
-               FREE(pb);
-               return NULL;
-       }
-
-       pipe_reference_init(&pb->reference, 1);
-       pb->screen = pscreen;
-       pb->alignment = 0;
-       pb->usage = PIPE_BUFFER_USAGE_GPU_READ_WRITE |
-                   PIPE_BUFFER_USAGE_CPU_READ_WRITE;
-       pb->size = nouveau_bo(pb)->size;
-       pt = nouveau_screen(pscreen)->texture_blanket(pscreen, templ,
-                                                      &whandle->stride, pb);
-       pipe_buffer_reference(&pb, NULL);
-       return pt;
-}
+   nouveau_pushbuf_del(&screen->pushbuf);
 
-static boolean
-nouveau_screen_texture_get_handle(struct pipe_screen *pscreen,
-                                 struct pipe_texture *pt,
-                                 struct winsys_handle *whandle)
-{
-       struct nouveau_miptree *mt = nouveau_miptree(pt);
-
-       if (!mt || !mt->bo)
-               return false;
+   nouveau_client_del(&screen->client);
+   nouveau_object_del(&screen->channel);
 
-       whandle->stride = util_format_get_stride(mt->base.format, mt->base.width0);
+   nouveau_device_del(&screen->device);
+   nouveau_drm_del(&screen->drm);
+   close(fd);
 
-       if (whandle->type == DRM_API_HANDLE_TYPE_SHARED) { 
-               return nouveau_bo_handle_get(mt->bo, &whandle->handle) == 0;
-       } else if (whandle->type == DRM_API_HANDLE_TYPE_KMS) {
-               whandle->handle = mt->bo->handle;
-               return TRUE;
-       } else {
-               return FALSE;
-       }
+   disk_cache_destroy(screen->disk_shader_cache);
 }
 
-int
-nouveau_screen_init(struct nouveau_screen *screen, struct nouveau_device *dev)
+static void
+nouveau_set_debug_callback(struct pipe_context *pipe,
+                           const struct pipe_debug_callback *cb)
 {
-       struct pipe_screen *pscreen = &screen->base;
-       int ret;
-
-       ret = nouveau_channel_alloc(dev, 0xbeef0201, 0xbeef0202,
-                                   &screen->channel);
-       if (ret)
-               return ret;
-       screen->device = dev;
-
-       pscreen->get_name = nouveau_screen_get_name;
-       pscreen->get_vendor = nouveau_screen_get_vendor;
-
-       pscreen->buffer_create = nouveau_screen_bo_new;
-       pscreen->user_buffer_create = nouveau_screen_bo_user;
-       pscreen->buffer_map = nouveau_screen_bo_map;
-       pscreen->buffer_map_range = nouveau_screen_bo_map_range;
-       pscreen->buffer_flush_mapped_range = nouveau_screen_bo_map_flush;
-       pscreen->buffer_unmap = nouveau_screen_bo_unmap;
-       pscreen->buffer_destroy = nouveau_screen_bo_del;
-
-       pscreen->fence_reference = nouveau_screen_fence_ref;
-       pscreen->fence_signalled = nouveau_screen_fence_signalled;
-       pscreen->fence_finish = nouveau_screen_fence_finish;
-
-       pscreen->texture_from_handle = nouveau_screen_texture_from_handle;
-       pscreen->texture_get_handle = nouveau_screen_texture_get_handle;
-
-       return 0;
+   struct nouveau_context *context = nouveau_context(pipe);
+
+   if (cb)
+      context->debug = *cb;
+   else
+      memset(&context->debug, 0, sizeof(context->debug));
 }
 
 void
-nouveau_screen_fini(struct nouveau_screen *screen)
+nouveau_context_init(struct nouveau_context *context)
 {
-       struct pipe_winsys *ws = screen->base.winsys;
-       nouveau_channel_free(&screen->channel);
-       ws->destroy(ws);
+   context->pipe.set_debug_callback = nouveau_set_debug_callback;
 }
-