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/*
* © Copyright2018-2019 Alyssa Rosenzweig
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*
*/
#ifndef PAN_RESOURCE_H
#define PAN_RESOURCE_H
#include <panfrost-job.h>
#include "pan_screen.h"
#include "pan_allocate.h"
#include "drm-uapi/drm.h"
#include "util/u_range.h"
struct panfrost_slice {
unsigned offset;
unsigned stride;
unsigned size0;
/* If there is a header preceding each slice, how big is
* that header? Used for AFBC */
unsigned header_size;
/* If checksumming is enabled following the slice, what
* is its offset/stride? */
unsigned checksum_offset;
unsigned checksum_stride;
/* Has anything been written to this slice? */
bool initialized;
};
struct panfrost_resource {
struct pipe_resource base;
struct {
struct pipe_box biggest_rect;
struct pipe_scissor_state extent;
} damage;
struct panfrost_bo *bo;
struct renderonly_scanout *scanout;
struct panfrost_resource *separate_stencil;
struct util_range valid_buffer_range;
/* Description of the mip levels */
struct panfrost_slice slices[MAX_MIP_LEVELS];
/* Distance from tree to tree */
unsigned cubemap_stride;
/* Internal layout (tiled?) */
enum mali_texture_layout layout;
/* Is transaciton elimination enabled? */
bool checksummed;
enum pipe_format internal_format;
};
static inline struct panfrost_resource *
pan_resource(struct pipe_resource *p)
{
return (struct panfrost_resource *)p;
}
struct panfrost_gtransfer {
struct pipe_transfer base;
void *map;
};
static inline struct panfrost_gtransfer *
pan_transfer(struct pipe_transfer *p)
{
return (struct panfrost_gtransfer *)p;
}
mali_ptr
panfrost_get_texture_address(
struct panfrost_resource *rsrc,
unsigned level, unsigned face);
void panfrost_resource_screen_init(struct panfrost_screen *screen);
void panfrost_resource_context_init(struct pipe_context *pctx);
void
panfrost_resource_hint_layout(
struct panfrost_screen *screen,
struct panfrost_resource *rsrc,
enum mali_texture_layout layout,
signed weight);
/* AFBC */
bool
panfrost_format_supports_afbc(enum pipe_format format);
unsigned
panfrost_afbc_header_size(unsigned width, unsigned height);
/* Blitting */
void
panfrost_blit(struct pipe_context *pipe,
const struct pipe_blit_info *info);
void
panfrost_blit_wallpaper(struct panfrost_context *ctx,
struct pipe_box *box);
void
panfrost_resource_reset_damage(struct panfrost_resource *pres);
void
panfrost_resource_set_damage_region(struct pipe_screen *screen,
struct pipe_resource *res,
unsigned int nrects,
const struct pipe_box *rects);
#endif /* PAN_RESOURCE_H */
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