intel: Reserve less batchbuffer space.
[mesa.git] / src / mesa / drivers / dri / intel / intel_tex_image.c
index a08a5a200b8a1a92dca542db367cf9e738f96b02..fba02c2b7d14f2b2793ef50005ab945ff1d243ff 100644 (file)
@@ -1,12 +1,12 @@
 
 #include "main/glheader.h"
 #include "main/macros.h"
-#include "main/mfeatures.h"
 #include "main/mtypes.h"
 #include "main/enums.h"
 #include "main/bufferobj.h"
 #include "main/context.h"
 #include "main/formats.h"
+#include "main/image.h"
 #include "main/pbo.h"
 #include "main/renderbuffer.h"
 #include "main/texcompress.h"
 #include "intel_tex.h"
 #include "intel_blit.h"
 #include "intel_fbo.h"
-#include "intel_span.h"
+
+#ifndef I915
+#include "brw_context.h"
+#endif
 
 #define FILE_DEBUG_FLAG DEBUG_TEXTURE
 
@@ -84,10 +87,10 @@ intel_miptree_create_for_teximage(struct intel_context *intel,
          intelImage->base.Base.Level == firstLevel &&
          (intel->gen < 4 || firstLevel == 0)) {
         lastLevel = firstLevel;
-      } else if (intelObj->base.Target == GL_TEXTURE_EXTERNAL_OES) {
-        lastLevel = firstLevel;
       } else {
-        lastLevel = firstLevel + _mesa_logbase2(MAX2(MAX2(width, height), depth));
+        lastLevel = (firstLevel +
+                      _mesa_get_tex_max_num_levels(intelObj->base.Target,
+                                                   width, height, depth) - 1);
       }
    }
 
@@ -100,33 +103,10 @@ intel_miptree_create_for_teximage(struct intel_context *intel,
                               height,
                               depth,
                               expect_accelerated_upload,
-                               0 /* num_samples */,
-                               INTEL_MSAA_LAYOUT_NONE);
-}
-
-/* There are actually quite a few combinations this will work for,
- * more than what I've listed here.
- */
-static bool
-check_pbo_format(GLenum format, GLenum type,
-                 gl_format mesa_format)
-{
-   switch (mesa_format) {
-   case MESA_FORMAT_ARGB8888:
-      return (format == GL_BGRA && (type == GL_UNSIGNED_BYTE ||
-                                   type == GL_UNSIGNED_INT_8_8_8_8_REV));
-   case MESA_FORMAT_RGB565:
-      return (format == GL_RGB && type == GL_UNSIGNED_SHORT_5_6_5);
-   case MESA_FORMAT_L8:
-      return (format == GL_LUMINANCE && type == GL_UNSIGNED_BYTE);
-   case MESA_FORMAT_YCBCR:
-      return (type == GL_UNSIGNED_SHORT_8_8_MESA || type == GL_UNSIGNED_BYTE);
-   default:
-      return false;
-   }
+                               intelImage->base.Base.NumSamples,
+                               INTEL_MIPTREE_TILING_ANY);
 }
 
-
 /* XXX: Do this for TexSubImage also:
  */
 static bool
@@ -138,9 +118,8 @@ try_pbo_upload(struct gl_context *ctx,
    struct intel_texture_image *intelImage = intel_texture_image(image);
    struct intel_context *intel = intel_context(ctx);
    struct intel_buffer_object *pbo = intel_buffer_object(unpack->BufferObj);
-   GLuint src_offset, src_stride;
-   GLuint dst_x, dst_y, dst_stride;
-   drm_intel_bo *dst_buffer, *src_buffer;
+   GLuint src_offset;
+   drm_intel_bo *src_buffer;
 
    if (!_mesa_is_bufferobj(unpack->BufferObj))
       return false;
@@ -153,48 +132,56 @@ try_pbo_upload(struct gl_context *ctx,
       return false;
    }
 
-   if (!check_pbo_format(format, type, intelImage->base.Base.TexFormat)) {
+   ctx->Driver.AllocTextureImageBuffer(ctx, image);
+
+   if (!intelImage->mt) {
+      DBG("%s: no miptree\n", __FUNCTION__);
+      return false;
+   }
+
+   if (!_mesa_format_matches_format_and_type(intelImage->mt->format,
+                                             format, type, false)) {
       DBG("%s: format mismatch (upload to %s with format 0x%x, type 0x%x)\n",
-         __FUNCTION__, _mesa_get_format_name(intelImage->base.Base.TexFormat),
+         __FUNCTION__, _mesa_get_format_name(intelImage->mt->format),
          format, type);
       return false;
    }
 
-   ctx->Driver.AllocTextureImageBuffer(ctx, image);
-
-   if (!intelImage->mt) {
-      DBG("%s: no miptree\n", __FUNCTION__);
+   if (image->TexObject->Target == GL_TEXTURE_1D_ARRAY ||
+       image->TexObject->Target == GL_TEXTURE_2D_ARRAY) {
+      DBG("%s: no support for array textures\n", __FUNCTION__);
       return false;
    }
 
-   dst_buffer = intelImage->mt->region->bo;
    src_buffer = intel_bufferobj_source(intel, pbo, 64, &src_offset);
    /* note: potential 64-bit ptr to 32-bit int cast */
    src_offset += (GLuint) (unsigned long) pixels;
 
-   if (unpack->RowLength > 0)
-      src_stride = unpack->RowLength;
-   else
-      src_stride = image->Width;
-
-   intel_miptree_get_image_offset(intelImage->mt, intelImage->base.Base.Level,
-                                 intelImage->base.Base.Face, 0,
-                                 &dst_x, &dst_y);
-
-   dst_stride = intelImage->mt->region->pitch;
-
-   if (!intelEmitCopyBlit(intel,
-                         intelImage->mt->cpp,
-                         src_stride, src_buffer,
-                         src_offset, false,
-                         dst_stride, dst_buffer, 0,
-                         intelImage->mt->region->tiling,
-                         0, 0, dst_x, dst_y, image->Width, image->Height,
-                         GL_COPY)) {
+   int src_stride =
+      _mesa_image_row_stride(unpack, image->Width, format, type);
+
+   struct intel_mipmap_tree *pbo_mt =
+      intel_miptree_create_for_bo(intel,
+                                  src_buffer,
+                                  intelImage->mt->format,
+                                  src_offset,
+                                  image->Width, image->Height,
+                                  src_stride, I915_TILING_NONE);
+   if (!pbo_mt)
+      return false;
+
+   if (!intel_miptree_blit(intel,
+                           pbo_mt, 0, 0,
+                           0, 0, false,
+                           intelImage->mt, image->Level, image->Face,
+                           0, 0, false,
+                           image->Width, image->Height, GL_COPY)) {
       DBG("%s: blit failed\n", __FUNCTION__);
       return false;
    }
 
+   intel_miptree_release(&pbo_mt);
+
    DBG("%s: success\n", __FUNCTION__);
    return true;
 }
@@ -206,10 +193,22 @@ intelTexImage(struct gl_context * ctx,
               GLenum format, GLenum type, const void *pixels,
               const struct gl_pixelstore_attrib *unpack)
 {
+   bool ok;
+
    DBG("%s target %s level %d %dx%dx%d\n", __FUNCTION__,
        _mesa_lookup_enum_by_nr(texImage->TexObject->Target),
        texImage->Level, texImage->Width, texImage->Height, texImage->Depth);
 
+   ok = intel_texsubimage_tiled_memcpy(ctx, dims, texImage,
+                                       0, 0, 0, /*x,y,z offsets*/
+                                       texImage->Width,
+                                       texImage->Height,
+                                       texImage->Depth,
+                                       format, type, pixels, unpack,
+                                       true /*for_glTexImage*/);
+   if (ok)
+      return;
+
    /* Attempt to use the blitter for PBO image uploads.
     */
    if (dims <= 2 &&
@@ -238,27 +237,58 @@ intel_set_texture_image_region(struct gl_context *ctx,
                               GLenum target,
                               GLenum internalFormat,
                               gl_format format,
-                               uint32_t offset)
+                               uint32_t offset,
+                               GLuint width,
+                               GLuint height,
+                               GLuint tile_x,
+                               GLuint tile_y)
 {
    struct intel_context *intel = intel_context(ctx);
    struct intel_texture_image *intel_image = intel_texture_image(image);
    struct gl_texture_object *texobj = image->TexObject;
    struct intel_texture_object *intel_texobj = intel_texture_object(texobj);
+   bool has_surface_tile_offset = false;
+   uint32_t draw_x, draw_y;
 
    _mesa_init_teximage_fields(&intel->ctx, image,
-                             region->width, region->height, 1,
+                             width, height, 1,
                              0, internalFormat, format);
 
    ctx->Driver.FreeTextureImageBuffer(ctx, image);
 
-   intel_image->mt = intel_miptree_create_for_region(intel, target,
-                                                    image->TexFormat,
-                                                    region);
+   intel_image->mt = intel_miptree_create_layout(intel, target, image->TexFormat,
+                                                 0, 0,
+                                                 width, height, 1,
+                                                 true, 0 /* num_samples */);
    if (intel_image->mt == NULL)
        return;
+   intel_region_reference(&intel_image->mt->region, region);
+   intel_image->mt->total_width = width;
+   intel_image->mt->total_height = height;
+   intel_image->mt->level[0].slice[0].x_offset = tile_x;
+   intel_image->mt->level[0].slice[0].y_offset = tile_y;
+
+   intel_miptree_get_tile_offsets(intel_image->mt, 0, 0, &draw_x, &draw_y);
+#ifndef I915
+   has_surface_tile_offset = brw_context(ctx)->has_surface_tile_offset;
+#endif
+
+   /* From "OES_EGL_image" error reporting. We report GL_INVALID_OPERATION
+    * for EGL images from non-tile aligned sufaces in gen4 hw and earlier which has
+    * trouble resolving back to destination image due to alignment issues.
+    */
+   if (!has_surface_tile_offset &&
+       (draw_x != 0 || draw_y != 0)) {
+      _mesa_error(ctx, GL_INVALID_OPERATION, __func__);
+      intel_miptree_release(&intel_image->mt);
+      return;
+   }
+
+   intel_texobj->needs_validate = true;
 
    intel_image->mt->offset = offset;
-   intel_image->base.RowStride = region->pitch;
+   assert(region->pitch % region->cpp == 0);
+   intel_image->base.RowStride = region->pitch / region->cpp;
 
    /* Immediately validate the image to the object. */
    intel_miptree_reference(&intel_texobj->mt, intel_image->mt);
@@ -313,7 +343,10 @@ intelSetTexBuffer2(__DRIcontext *pDRICtx, GLint target,
    _mesa_lock_texture(&intel->ctx, texObj);
    texImage = _mesa_get_tex_image(ctx, texObj, target, level);
    intel_set_texture_image_region(ctx, texImage, rb->mt->region, target,
-                                 internalFormat, texFormat, 0);
+                                  internalFormat, texFormat, 0,
+                                  rb->mt->region->width,
+                                  rb->mt->region->height,
+                                  0, 0);
    _mesa_unlock_texture(&intel->ctx, texObj);
 }
 
@@ -342,9 +375,19 @@ intel_image_target_texture_2d(struct gl_context *ctx, GLenum target,
    if (image == NULL)
       return;
 
+   /* Disallow depth/stencil textures: we don't have a way to pass the
+    * separate stencil miptree of a GL_DEPTH_STENCIL texture through.
+    */
+   if (image->has_depthstencil) {
+      _mesa_error(ctx, GL_INVALID_OPERATION, __func__);
+      return;
+   }
+
    intel_set_texture_image_region(ctx, texImage, image->region,
                                  target, image->internal_format,
-                                  image->format, image->offset);
+                                  image->format, image->offset,
+                                  image->width,  image->height,
+                                  image->tile_x, image->tile_y);
 }
 
 void