#ifndef FREEDRENO_LAYOUT_H_
#define FREEDRENO_LAYOUT_H_
+#include <stdbool.h>
+#include <stdint.h>
+
+#include "util/u_debug.h"
+#include "util/u_math.h"
+#include "util/format/u_format.h"
+
/* Shared freedreno mipmap layout helper
*
* It does *not* attempt to track surface transitions, in particular
* texture.
*/
+#define FDL_MAX_MIP_LEVELS 14
+
struct fdl_slice {
uint32_t offset; /* offset of first layer in slice */
- uint32_t pitch;
+ uint32_t pitch; /* pitch in bytes between rows. */
uint32_t size0; /* size of first layer in slice */
};
* to derive this.
*/
struct fdl_layout {
- struct fdl_slice slices[MAX_MIP_LEVELS];
- struct fdl_slice ubwc_slices[MAX_MIP_LEVELS];
+ struct fdl_slice slices[FDL_MAX_MIP_LEVELS];
+ struct fdl_slice ubwc_slices[FDL_MAX_MIP_LEVELS];
uint32_t layer_size;
+ uint32_t ubwc_layer_size; /* in bytes */
+ bool ubwc : 1;
bool layer_first : 1; /* see above description */
/* Note that for tiled textures, beyond a certain mipmap level (ie.
*/
uint8_t cpp;
+ /**
+ * Left shift necessary to multiply by cpp. Invalid for NPOT cpp, please
+ * use fdl_cpp_shift() to sanity check you aren't hitting that case.
+ */
+ uint8_t cpp_shift;
+
uint32_t width0, height0, depth0;
+ uint32_t nr_samples;
+ enum pipe_format format;
- uint32_t ubwc_size;
+ uint32_t size; /* Size of the whole image, in bytes. */
+ uint32_t base_align; /* Alignment of the base address, in bytes. */
};
+static inline uint32_t
+fdl_cpp_shift(const struct fdl_layout *layout)
+{
+ assert(util_is_power_of_two_or_zero(layout->cpp));
+ return layout->cpp_shift;
+}
+
static inline uint32_t
fdl_layer_stride(const struct fdl_layout *layout, unsigned level)
{
static inline uint32_t
fdl_ubwc_offset(const struct fdl_layout *layout, unsigned level, unsigned layer)
{
- /* for now this doesn't do anything clever, but when UBWC is enabled
- * for multi layer/level images, it will.
- */
- if (layout->ubwc_size) {
- debug_assert(level == 0);
- debug_assert(layer == 0);
- }
- return layout->ubwc_slices[0].offset;
+ const struct fdl_slice *slice = &layout->ubwc_slices[level];
+ return slice->offset + layer * layout->ubwc_layer_size;
}
static inline bool
fdl_level_linear(const struct fdl_layout *layout, int level)
{
+ if (layout->ubwc)
+ return false;
+
unsigned w = u_minify(layout->width0, level);
if (w < 16)
return true;
+
return false;
}
static inline bool
fdl_ubwc_enabled(const struct fdl_layout *layout, int level)
{
- return layout->ubwc_size && fdl_tile_mode(layout, level);
+ return layout->ubwc;
}
+void
+fdl_layout_buffer(struct fdl_layout *layout, uint32_t size);
+
+void
+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);
+
+void
+fdl_dump_layout(struct fdl_layout *layout);
+
+void
+fdl6_get_ubwc_blockwidth(struct fdl_layout *layout,
+ uint32_t *blockwidth, uint32_t *blockheight);
+
#endif /* FREEDRENO_LAYOUT_H_ */