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/*
* Copyright (C) 2016 Rob Clark <robclark@freedesktop.org>
* Copyright © 2018 Google, Inc.
*
* 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 FD6_CONTEXT_H_
#define FD6_CONTEXT_H_
#include "util/u_upload_mgr.h"
#include "freedreno_drmif.h"
#include "freedreno_context.h"
#include "ir3_shader.h"
#include "a6xx.xml.h"
struct fd6_streamout_state {
uint32_t ncomp[PIPE_MAX_SO_BUFFERS];
uint32_t prog[256/2];
uint32_t prog_count;
uint32_t vpc_so_buf_cntl;
};
struct fd6_context {
struct fd_context base;
struct fd_bo *vs_pvt_mem, *fs_pvt_mem;
/* Two buffers related to hw binning / visibility stream (VSC).
* Compared to previous generations
* (1) we cannot specify individual buffers per VSC, instead
* just a pitch and base address
* (2) there is a second smaller buffer, for something.. we
* also stash VSC_BIN_SIZE at end of 2nd buffer.
*/
struct fd_bo *vsc_data, *vsc_data2;
// TODO annoyingly large sizes to prevent hangs with larger amounts
// of geometry, like aquarium with max # of fish. Need to figure
// out how to calculate the required size.
#define A6XX_VSC_DATA_PITCH 0x4400
#define A6XX_VSC_DATA2_PITCH 0x10400
/* TODO not sure what this is for.. probably similar to
* CACHE_FLUSH_TS on kernel side, where value gets written
* to this address synchronized w/ 3d (ie. a way to
* synchronize when the CP is running far ahead)
*/
struct fd_bo *blit_mem;
struct u_upload_mgr *border_color_uploader;
struct pipe_resource *border_color_buf;
/* if *any* of bits are set in {v,f}saturate_{s,t,r} */
bool vsaturate, fsaturate;
/* bitmask of sampler which needs coords clamped for vertex
* shader:
*/
uint16_t vsaturate_s, vsaturate_t, vsaturate_r;
/* bitmask of sampler which needs coords clamped for frag
* shader:
*/
uint16_t fsaturate_s, fsaturate_t, fsaturate_r;
/* bitmask of samplers which need astc srgb workaround: */
uint16_t vastc_srgb, fastc_srgb;
/* some state changes require a different shader variant. Keep
* track of this so we know when we need to re-emit shader state
* due to variant change. See fixup_shader_state()
*/
struct ir3_shader_key last_key;
/* number of active samples-passed queries: */
int samples_passed_queries;
/* cached state about current emitted shader program (3d): */
/*{*/
struct fd6_streamout_state tf;
/*}*/
};
static inline struct fd6_context *
fd6_context(struct fd_context *ctx)
{
return (struct fd6_context *)ctx;
}
struct pipe_context *
fd6_context_create(struct pipe_screen *pscreen, void *priv, unsigned flags);
static inline void
emit_marker6(struct fd_ringbuffer *ring, int scratch_idx)
{
extern unsigned marker_cnt;
unsigned reg = REG_A6XX_CP_SCRATCH_REG(scratch_idx);
OUT_PKT4(ring, reg, 1);
OUT_RING(ring, ++marker_cnt);
}
#endif /* FD6_CONTEXT_H_ */
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