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/*
* Copyright (C) 2012 Rob Clark <robclark@freedesktop.org>
*
* 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.
*
* Authors:
* Rob Clark <robclark@freedesktop.org>
*/
#ifndef FREEDRENO_RESOURCE_H_
#define FREEDRENO_RESOURCE_H_
#include "util/list.h"
#include "util/u_range.h"
#include "util/u_transfer_helper.h"
#include "freedreno_batch.h"
#include "freedreno_util.h"
#include "freedreno/fdl/freedreno_layout.h"
struct fd_resource {
struct pipe_resource base;
struct fd_bo *bo;
enum pipe_format internal_format;
struct fdl_layout layout;
/* buffer range that has been initialized */
struct util_range valid_buffer_range;
bool valid;
struct renderonly_scanout *scanout;
/* reference to the resource holding stencil data for a z32_s8 texture */
/* TODO rename to secondary or auxiliary? */
struct fd_resource *stencil;
/* bitmask of in-flight batches which reference this resource. Note
* that the batch doesn't hold reference to resources (but instead
* the fd_ringbuffer holds refs to the underlying fd_bo), but in case
* the resource is destroyed we need to clean up the batch's weak
* references to us.
*/
uint32_t batch_mask;
/* reference to batch that writes this resource: */
struct fd_batch *write_batch;
/* Set of batches whose batch-cache key references this resource.
* We need to track this to know which batch-cache entries to
* invalidate if, for example, the resource is invalidated or
* shadowed.
*/
uint32_t bc_batch_mask;
/* Sequence # incremented each time bo changes: */
uint16_t seqno;
/*
* LRZ
*
* TODO lrz width/height/pitch should probably also move to
* fdl_layout
*/
bool lrz_valid : 1;
uint16_t lrz_width; // for lrz clear, does this differ from lrz_pitch?
uint16_t lrz_height;
uint16_t lrz_pitch;
struct fd_bo *lrz;
};
static inline struct fd_resource *
fd_resource(struct pipe_resource *ptex)
{
return (struct fd_resource *)ptex;
}
static inline const struct fd_resource *
fd_resource_const(const struct pipe_resource *ptex)
{
return (const struct fd_resource *)ptex;
}
static inline bool
pending(struct fd_resource *rsc, bool write)
{
/* if we have a pending GPU write, we are busy in any case: */
if (rsc->write_batch)
return true;
/* if CPU wants to write, but we are pending a GPU read, we are busy: */
if (write && rsc->batch_mask)
return true;
if (rsc->stencil && pending(rsc->stencil, write))
return true;
return false;
}
static inline bool
has_depth(enum pipe_format format)
{
const struct util_format_description *desc =
util_format_description(format);
return util_format_has_depth(desc);
}
struct fd_transfer {
struct pipe_transfer base;
struct pipe_resource *staging_prsc;
struct pipe_box staging_box;
};
static inline struct fd_transfer *
fd_transfer(struct pipe_transfer *ptrans)
{
return (struct fd_transfer *)ptrans;
}
static inline struct fdl_slice *
fd_resource_slice(struct fd_resource *rsc, unsigned level)
{
assert(level <= rsc->base.last_level);
return &rsc->layout.slices[level];
}
static inline uint32_t
fd_resource_layer_stride(struct fd_resource *rsc, unsigned level)
{
return fdl_layer_stride(&rsc->layout, level);
}
/* get offset for specified mipmap level and texture/array layer */
static inline uint32_t
fd_resource_offset(struct fd_resource *rsc, unsigned level, unsigned layer)
{
uint32_t offset = fdl_surface_offset(&rsc->layout, level, layer);
debug_assert(offset < fd_bo_size(rsc->bo));
return offset;
}
static inline uint32_t
fd_resource_ubwc_offset(struct fd_resource *rsc, unsigned level, unsigned layer)
{
return fdl_ubwc_offset(&rsc->layout, level, layer);
}
/* This might be a5xx specific, but higher mipmap levels are always linear: */
static inline bool
fd_resource_level_linear(const struct pipe_resource *prsc, int level)
{
struct fd_screen *screen = fd_screen(prsc->screen);
debug_assert(!is_a3xx(screen));
return fdl_level_linear(&fd_resource_const(prsc)->layout, level);
}
static inline uint32_t
fd_resource_tile_mode(struct pipe_resource *prsc, int level)
{
return fdl_tile_mode(&fd_resource(prsc)->layout, level);
}
static inline bool
fd_resource_ubwc_enabled(struct fd_resource *rsc, int level)
{
return fdl_ubwc_enabled(&rsc->layout, level);
}
/* access # of samples, with 0 normalized to 1 (which is what we care about
* most of the time)
*/
static inline unsigned
fd_resource_nr_samples(struct pipe_resource *prsc)
{
return MAX2(1, prsc->nr_samples);
}
void fd_resource_screen_init(struct pipe_screen *pscreen);
void fd_resource_context_init(struct pipe_context *pctx);
uint32_t fd_setup_slices(struct fd_resource *rsc);
void fd_resource_resize(struct pipe_resource *prsc, uint32_t sz);
void fd_resource_uncompress(struct fd_context *ctx, struct fd_resource *rsc);
bool fd_render_condition_check(struct pipe_context *pctx);
#endif /* FREEDRENO_RESOURCE_H_ */
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