drm-uapi: use local files, not system libdrm

[mesa.git] / src / gallium / winsys / i915 / drm / i915_drm_buffer.c

diff --git a/src/gallium/winsys/i915/drm/i915_drm_buffer.c b/src/gallium/winsys/i915/drm/i915_drm_buffer.c
index 537bd737c53606963ec74bdadf368677475576fb..9b525f9809c9b612660c85193bbd1caf1e263a44 100644 (file)
--- a/src/gallium/winsys/i915/drm/i915_drm_buffer.c
+++ b/src/gallium/winsys/i915/drm/i915_drm_buffer.c
@@ -1,9 +1,8 @@
-
 #include "state_tracker/drm_driver.h"
 #include "i915_drm_winsys.h"
 #include "util/u_memory.h"
 
-#include "i915_drm.h"
+#include "drm-uapi/i915_drm.h"
 
 static char *i915_drm_type_to_name(enum i915_winsys_buffer_type type)
 {
@@ -72,7 +71,7 @@ i915_drm_buffer_create_tiled(struct i915_winsys *iws,
 
    buf->bo = drm_intel_bo_alloc_tiled(idws->gem_manager,
                                       i915_drm_type_to_name(type),
-                                     *stride, height, 1,
+                                      *stride, height, 1,
                                       &tiling_mode, &pitch, 0);
 
    if (!buf->bo)
@@ -90,18 +89,34 @@ err:
 
 static struct i915_winsys_buffer *
 i915_drm_buffer_from_handle(struct i915_winsys *iws,
-                             struct winsys_handle *whandle,
-                             unsigned *stride)
+                            struct winsys_handle *whandle,
+                            unsigned height,
+                            enum i915_winsys_buffer_tile *tiling,
+                            unsigned *stride)
 {
    struct i915_drm_winsys *idws = i915_drm_winsys(iws);
-   struct i915_drm_buffer *buf = CALLOC_STRUCT(i915_drm_buffer);
+   struct i915_drm_buffer *buf;
    uint32_t tile = 0, swizzle = 0;
 
+   if ((whandle->type != WINSYS_HANDLE_TYPE_SHARED) && (whandle->type != WINSYS_HANDLE_TYPE_FD))
+      return NULL;
+
+   if (whandle->offset != 0)
+      return NULL;
+
+   buf = CALLOC_STRUCT(i915_drm_buffer);
    if (!buf)
       return NULL;
 
    buf->magic = 0xDEAD1337;
-   buf->bo = drm_intel_bo_gem_create_from_name(idws->gem_manager, "gallium3d_from_handle", whandle->handle);
+
+   if (whandle->type == WINSYS_HANDLE_TYPE_SHARED)
+       buf->bo = drm_intel_bo_gem_create_from_name(idws->gem_manager, "gallium3d_from_handle", whandle->handle);
+   else if (whandle->type == WINSYS_HANDLE_TYPE_FD) {
+       int fd = (int) whandle->handle;
+       buf->bo = drm_intel_bo_gem_create_from_prime(idws->gem_manager, fd, height * whandle->stride);
+   }
+
    buf->flinked = TRUE;
    buf->flink = whandle->handle;
 
@@ -111,6 +126,7 @@ i915_drm_buffer_from_handle(struct i915_winsys *iws,
    drm_intel_bo_get_tiling(buf->bo, &tile, &swizzle);
 
    *stride = whandle->stride;
+   *tiling = tile;
 
    return (struct i915_winsys_buffer *)buf;
 
@@ -127,7 +143,7 @@ i915_drm_buffer_get_handle(struct i915_winsys *iws,
 {
    struct i915_drm_buffer *buf = i915_drm_buffer(buffer);
 
-   if (whandle->type == DRM_API_HANDLE_TYPE_SHARED) {
+   if (whandle->type == WINSYS_HANDLE_TYPE_SHARED) {
       if (!buf->flinked) {
          if (drm_intel_bo_flink(buf->bo, &buf->flink))
             return FALSE;
@@ -135,8 +151,14 @@ i915_drm_buffer_get_handle(struct i915_winsys *iws,
       }
 
       whandle->handle = buf->flink;
-   } else if (whandle->type == DRM_API_HANDLE_TYPE_KMS) {
+   } else if (whandle->type == WINSYS_HANDLE_TYPE_KMS) {
       whandle->handle = buf->bo->handle;
+   } else if (whandle->type == WINSYS_HANDLE_TYPE_FD) {
+      int fd;
+
+      if (drm_intel_bo_gem_export_to_prime(buf->bo, &fd))
+         return FALSE;
+      whandle->handle = fd;
    } else {
       assert(!"unknown usage");
       return FALSE;
@@ -146,24 +168,6 @@ i915_drm_buffer_get_handle(struct i915_winsys *iws,
    return TRUE;
 }
 
-static int
-i915_drm_buffer_set_fence_reg(struct i915_winsys *iws,
-                               struct i915_winsys_buffer *buffer,
-                               unsigned stride,
-                               enum i915_winsys_buffer_tile tile)
-{
-   struct i915_drm_buffer *buf = i915_drm_buffer(buffer);
-   assert(I915_TILING_NONE == I915_TILE_NONE);
-   assert(I915_TILING_X == I915_TILE_X);
-   assert(I915_TILING_Y == I915_TILE_Y);
-
-   if (tile != I915_TILE_NONE) {
-      assert(buf->map_count == 0);
-   }
-
-   return drm_intel_bo_set_tiling(buf->bo, &tile, stride);
-}
-
 static void *
 i915_drm_buffer_map(struct i915_winsys *iws,
                      struct i915_winsys_buffer *buffer,
@@ -229,6 +233,17 @@ i915_drm_buffer_destroy(struct i915_winsys *iws,
    FREE(buffer);
 }
 
+static boolean
+i915_drm_buffer_is_busy(struct i915_winsys *iws,
+                        struct i915_winsys_buffer *buffer)
+{
+   struct i915_drm_buffer* i915_buffer = i915_drm_buffer(buffer);
+   if (!i915_buffer)
+      return FALSE;
+   return drm_intel_bo_busy(i915_buffer->bo);
+}
+
+
 void
 i915_drm_winsys_init_buffer_functions(struct i915_drm_winsys *idws)
 {
@@ -236,9 +251,9 @@ i915_drm_winsys_init_buffer_functions(struct i915_drm_winsys *idws)
    idws->base.buffer_create_tiled = i915_drm_buffer_create_tiled;
    idws->base.buffer_from_handle = i915_drm_buffer_from_handle;
    idws->base.buffer_get_handle = i915_drm_buffer_get_handle;
-   idws->base.buffer_set_fence_reg = i915_drm_buffer_set_fence_reg;
    idws->base.buffer_map = i915_drm_buffer_map;
    idws->base.buffer_unmap = i915_drm_buffer_unmap;
    idws->base.buffer_write = i915_drm_buffer_write;
    idws->base.buffer_destroy = i915_drm_buffer_destroy;
+   idws->base.buffer_is_busy = i915_drm_buffer_is_busy;
 }