* texture.
*/
-#define FDL_MAX_MIP_LEVELS 14
+#define FDL_MAX_MIP_LEVELS 15
struct fdl_slice {
uint32_t offset; /* offset of first layer in slice */
- uint32_t pitch;
uint32_t size0; /* size of first layer in slice */
};
+/* parameters for explicit (imported) layout */
+struct fdl_explicit_layout {
+ uint32_t offset;
+ uint32_t pitch;
+};
+
/**
* Encapsulates the layout of a resource, including position of given 2d
* surface (layer, level) within. Or rather all the information needed
struct fdl_layout {
struct fdl_slice slices[FDL_MAX_MIP_LEVELS];
struct fdl_slice ubwc_slices[FDL_MAX_MIP_LEVELS];
+ uint32_t pitch0;
+ uint32_t ubwc_width0;
uint32_t layer_size;
uint32_t ubwc_layer_size; /* in bytes */
bool ubwc : 1;
uint32_t size; /* Size of the whole image, in bytes. */
uint32_t base_align; /* Alignment of the base address, in bytes. */
+ uint8_t pitchalign; /* log2(pitchalign) */
};
static inline uint32_t
return layout->cpp_shift;
}
+static inline uint32_t
+fdl_pitch(const struct fdl_layout *layout, unsigned level)
+{
+ return align(u_minify(layout->pitch0, level), 1 << layout->pitchalign);
+}
+
+#define RGB_TILE_WIDTH_ALIGNMENT 64
+#define RGB_TILE_HEIGHT_ALIGNMENT 16
+#define UBWC_PLANE_SIZE_ALIGNMENT 4096
+
+static inline uint32_t
+fdl_ubwc_pitch(const struct fdl_layout *layout, unsigned level)
+{
+ if (!layout->ubwc)
+ return 0;
+ return align(u_minify(layout->ubwc_width0, level), RGB_TILE_WIDTH_ALIGNMENT);
+}
+
static inline uint32_t
fdl_layer_stride(const struct fdl_layout *layout, unsigned level)
{
return layout->slices[level].size0;
}
+/* a2xx is special and needs PoT alignment for mipmaps: */
+static inline uint32_t
+fdl2_pitch(const struct fdl_layout *layout, unsigned level)
+{
+ uint32_t pitch = fdl_pitch(layout, level);
+ if (level)
+ pitch = util_next_power_of_two(pitch);
+ return pitch;
+}
+
+static inline uint32_t
+fdl2_pitch_pixels(const struct fdl_layout *layout, unsigned level)
+{
+ return fdl2_pitch(layout, level) >> fdl_cpp_shift(layout);
+}
+
static inline uint32_t
fdl_surface_offset(const struct fdl_layout *layout, unsigned level, unsigned layer)
{
return slice->offset + layer * layout->ubwc_layer_size;
}
+/* Minimum layout width to enable UBWC. */
+#define FDL_MIN_UBWC_WIDTH 16
+
static inline bool
fdl_level_linear(const struct fdl_layout *layout, int level)
{
return false;
unsigned w = u_minify(layout->width0, level);
- if (w < 16)
+ if (w < FDL_MIN_UBWC_WIDTH)
return true;
return false;
fdl_layout_buffer(struct fdl_layout *layout, uint32_t size);
void
-fdl6_layout(struct fdl_layout *layout,
+fdl5_layout(struct fdl_layout *layout,
enum pipe_format format, uint32_t nr_samples,
uint32_t width0, uint32_t height0, uint32_t depth0,
uint32_t mip_levels, uint32_t array_size, bool is_3d);
+bool
+fdl6_layout(struct fdl_layout *layout,
+ enum pipe_format format, uint32_t nr_samples,
+ uint32_t width0, uint32_t height0, uint32_t depth0,
+ uint32_t mip_levels, uint32_t array_size, bool is_3d,
+ struct fdl_explicit_layout *plane_layout);
+
+static inline void
+fdl_set_pitchalign(struct fdl_layout *layout, unsigned pitchalign)
+{
+ uint32_t nblocksx = util_format_get_nblocksx(layout->format, layout->width0);
+ layout->pitchalign = pitchalign;
+ layout->pitch0 = align(nblocksx * layout->cpp, 1 << pitchalign);
+}
+
void
fdl_dump_layout(struct fdl_layout *layout);