mesa/src/panfrost/lib/pan_props.h

107 lines
3.6 KiB
C

/*
* Copyright (C) 2019 Collabora, Ltd.
*
* 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:
* Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
*/
#ifndef PAN_PROPS_H
#define PAN_PROPS_H
#include <stdbool.h>
#include <stdint.h>
struct pan_kmod_dev;
struct pan_kmod_dev_props;
/** Implementation-defined tiler features */
struct panfrost_tiler_features {
/** Number of bytes per tiler bin */
unsigned bin_size;
/** Maximum number of levels that may be simultaneously enabled.
* Invariant: bitcount(hierarchy_mask) <= max_levels */
unsigned max_levels;
};
struct panfrost_model {
/* GPU ID */
uint32_t gpu_id;
/* GPU variant. */
uint32_t gpu_variant;
/* Marketing name for the GPU, used as the GL_RENDERER */
const char *name;
/* Set of associated performance counters */
const char *performance_counters;
/* Minimum GPU revision required for anisotropic filtering. ~0 and 0
* means "no revisions support anisotropy" and "all revisions support
* anistropy" respectively -- so checking for anisotropy is simply
* comparing the reivsion.
*/
uint32_t min_rev_anisotropic;
/* Default tilebuffer size in bytes for the model. */
unsigned tilebuffer_size;
struct {
/* The GPU lacks the capability for hierarchical tiling, without
* an "Advanced Tiling Unit", instead requiring a single bin
* size for the entire framebuffer be selected by the driver
*/
bool no_hierarchical_tiling;
} quirks;
};
const struct panfrost_model *panfrost_get_model(uint32_t gpu_id,
uint32_t gpu_variant);
unsigned panfrost_query_l2_slices(const struct pan_kmod_dev_props *props);
struct panfrost_tiler_features
panfrost_query_tiler_features(const struct pan_kmod_dev_props *props);
unsigned
panfrost_query_thread_tls_alloc(const struct pan_kmod_dev_props *props);
uint32_t
panfrost_query_compressed_formats(const struct pan_kmod_dev_props *props);
unsigned panfrost_query_core_count(const struct pan_kmod_dev_props *props,
unsigned *core_id_range);
bool panfrost_query_afbc(const struct pan_kmod_dev_props *props);
unsigned panfrost_query_optimal_tib_size(const struct panfrost_model *model);
uint64_t panfrost_clamp_to_usable_va_range(const struct pan_kmod_dev *dev,
uint64_t va);
unsigned
panfrost_compute_max_thread_count(const struct pan_kmod_dev_props *props,
unsigned work_reg_count);
#endif