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303acdef07
On all previous GPUs, the effective tile size was limited to 16x16, but it got increased on v10. Add an helper to query this maximum effective tile size. Signed-off-by: Boris Brezillon <boris.brezillon@collabora.com> Reviewed-by: Lars-Ivar Hesselberg Simonsen <lars-ivar.simonsen@arm.com> Reviewed-by: Louis-Francis Ratté-Boulianne <lfrb@collabora.com> Acked-by: Erik Faye-Lund <erik.faye-lund@collabora.com> Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/31948>
140 lines
4.2 KiB
C
140 lines
4.2 KiB
C
/*
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* Copyright (C) 2019 Collabora, Ltd.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*
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* Authors:
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* Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
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*/
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#ifndef PAN_PROPS_H
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#define PAN_PROPS_H
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#include <stdbool.h>
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#include <stdint.h>
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struct pan_kmod_dev;
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struct pan_kmod_dev_props;
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/** Implementation-defined tiler features */
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struct panfrost_tiler_features {
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/** Number of bytes per tiler bin */
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unsigned bin_size;
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/** Maximum number of levels that may be simultaneously enabled.
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* Invariant: bitcount(hierarchy_mask) <= max_levels */
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unsigned max_levels;
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};
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struct panfrost_model {
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/* GPU ID */
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uint32_t gpu_id;
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/* GPU variant. */
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uint32_t gpu_variant;
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/* Marketing name for the GPU, used as the GL_RENDERER */
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const char *name;
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/* Set of associated performance counters */
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const char *performance_counters;
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/* Minimum GPU revision required for anisotropic filtering. ~0 and 0
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* means "no revisions support anisotropy" and "all revisions support
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* anistropy" respectively -- so checking for anisotropy is simply
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* comparing the reivsion.
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*/
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uint32_t min_rev_anisotropic;
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/* Default tilebuffer size in bytes for the model. */
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unsigned tilebuffer_size;
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struct {
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/* The GPU lacks the capability for hierarchical tiling, without
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* an "Advanced Tiling Unit", instead requiring a single bin
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* size for the entire framebuffer be selected by the driver
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*/
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bool no_hierarchical_tiling;
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} quirks;
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};
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const struct panfrost_model *panfrost_get_model(uint32_t gpu_id,
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uint32_t gpu_variant);
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unsigned panfrost_query_l2_slices(const struct pan_kmod_dev_props *props);
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struct panfrost_tiler_features
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panfrost_query_tiler_features(const struct pan_kmod_dev_props *props);
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unsigned
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panfrost_query_thread_tls_alloc(const struct pan_kmod_dev_props *props);
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uint32_t
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panfrost_query_compressed_formats(const struct pan_kmod_dev_props *props);
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unsigned panfrost_query_core_count(const struct pan_kmod_dev_props *props,
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unsigned *core_id_range);
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bool panfrost_query_afbc(const struct pan_kmod_dev_props *props);
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bool panfrost_query_afrc(const struct pan_kmod_dev_props *props);
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unsigned panfrost_query_optimal_tib_size(const struct panfrost_model *model);
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uint64_t panfrost_clamp_to_usable_va_range(const struct pan_kmod_dev *dev,
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uint64_t va);
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unsigned
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panfrost_compute_max_thread_count(const struct pan_kmod_dev_props *props,
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unsigned work_reg_count);
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/* Returns the architecture version given a GPU ID, either from a table for
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* old-style Midgard versions or directly for new-style Bifrost/Valhall
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* versions */
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static inline unsigned
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pan_arch(unsigned gpu_id)
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{
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switch (gpu_id) {
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case 0x600:
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case 0x620:
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case 0x720:
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return 4;
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case 0x750:
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case 0x820:
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case 0x830:
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case 0x860:
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case 0x880:
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return 5;
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default:
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return gpu_id >> 12;
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}
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}
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static inline unsigned
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panfrost_max_effective_tile_size(unsigned arch)
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{
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if (arch >= 10)
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return 32 * 32;
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return 16 * 16;
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}
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#endif
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