i915g: switch to tiled allocations, kill set_fence

This way relaxed fencing is handled by libdrm. And buffers _can't_
ever change their tiling.

Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Reviewed-by: Jakob Bornecrantz <wallbraker@gmail.com>
Signed-off-by: Jakob Bornecrantz <wallbraker@gmail.com>

2 files changed, 2 insertions, 23 deletions

diff --git a/src/gallium/drivers/i915/i915_resource_texture.c b/src/gallium/drivers/i915/i915_resource_texture.c
index 301d0fe497..ce95e26381 100644
--- a/src/gallium/drivers/i915/i915_resource_texture.c
+++ b/src/gallium/drivers/i915/i915_resource_texture.c
@@ -785,23 +785,11 @@ i915_texture_create(struct pipe_screen *screen,
    else
       buf_usage = I915_NEW_TEXTURE;
 
-   tex->buffer = iws->buffer_create(iws, tex_size, buf_usage);
+   tex->buffer = iws->buffer_create_tiled(iws, &tex->stride, tex->total_nblocksy,
+		   			  &tex->tiling, buf_usage);
    if (!tex->buffer)
       goto fail;
 
-   /* setup any hw fences */
-   if (tex->tiling) {
-      iws->buffer_set_fence_reg(iws, tex->buffer, tex->stride, tex->tiling);
-   }
-
-   
-#if 0
-   void *ptr = ws->buffer_map(ws, tex->buffer,
-      PIPE_BUFFER_USAGE_CPU_WRITE);
-   memset(ptr, 0x80, tex_size);
-   ws->buffer_unmap(ws, tex->buffer);
-#endif
-
    I915_DBG(DBG_TEXTURE, "%s: %p size %u, stride %u, blocks (%u, %u)\n", __func__,
             tex, (unsigned int)tex_size, tex->stride,
             tex->stride / util_format_get_blocksize(tex->b.b.format),
diff --git a/src/gallium/drivers/i915/i915_winsys.h b/src/gallium/drivers/i915/i915_winsys.h
index 59b7220e59..2ca9e581f3 100644
--- a/src/gallium/drivers/i915/i915_winsys.h
+++ b/src/gallium/drivers/i915/i915_winsys.h
@@ -168,15 +168,6 @@ struct i915_winsys {
                                 unsigned stride);
 
    /**
-    * Fence a buffer with a fence reg.
-    * Not to be confused with pipe_fence_handle.
-    */
-   int (*buffer_set_fence_reg)(struct i915_winsys *iws,
-                               struct i915_winsys_buffer *buffer,
-                               unsigned stride,
-                               enum i915_winsys_buffer_tile tile);
-
-   /**
     * Map a buffer.
     */
    void *(*buffer_map)(struct i915_winsys *iws,