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      1 /*
      2  * Copyright 2010 Jerome Glisse <glisse (at) freedesktop.org>
      3  *
      4  * Permission is hereby granted, free of charge, to any person obtaining a
      5  * copy of this software and associated documentation files (the "Software"),
      6  * to deal in the Software without restriction, including without limitation
      7  * on the rights to use, copy, modify, merge, publish, distribute, sub
      8  * license, and/or sell copies of the Software, and to permit persons to whom
      9  * the Software is furnished to do so, subject to the following conditions:
     10  *
     11  * The above copyright notice and this permission notice (including the next
     12  * paragraph) shall be included in all copies or substantial portions of the
     13  * Software.
     14  *
     15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
     16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
     17  * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
     18  * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
     19  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
     20  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
     21  * USE OR OTHER DEALINGS IN THE SOFTWARE.
     22  *
     23  * Authors:
     24  *      Jerome Glisse
     25  */
     26 #ifndef R600_H
     27 #define R600_H
     28 
     29 #include "../../winsys/radeon/drm/radeon_winsys.h"
     30 #include "util/u_double_list.h"
     31 #include "util/u_transfer.h"
     32 
     33 #include "radeonsi_resource.h"
     34 
     35 #define R600_ERR(fmt, args...) \
     36 	fprintf(stderr, "EE %s:%d %s - "fmt, __FILE__, __LINE__, __func__, ##args)
     37 
     38 struct winsys_handle;
     39 
     40 enum radeon_family {
     41 	CHIP_UNKNOWN,
     42 	CHIP_CAYMAN,
     43 	CHIP_TAHITI,
     44 	CHIP_PITCAIRN,
     45 	CHIP_VERDE,
     46 	CHIP_LAST,
     47 };
     48 
     49 enum chip_class {
     50 	CAYMAN,
     51 	TAHITI,
     52 };
     53 
     54 struct r600_tiling_info {
     55 	unsigned num_channels;
     56 	unsigned num_banks;
     57 	unsigned group_bytes;
     58 };
     59 
     60 /* R600/R700 STATES */
     61 struct r600_query {
     62 	union {
     63 		uint64_t			u64;
     64 		boolean				b;
     65 		struct pipe_query_data_so_statistics so;
     66 	} result;
     67 	/* The kind of query */
     68 	unsigned				type;
     69 	/* Offset of the first result for current query */
     70 	unsigned				results_start;
     71 	/* Offset of the next free result after current query data */
     72 	unsigned				results_end;
     73 	/* Size of the result in memory for both begin_query and end_query,
     74 	 * this can be one or two numbers, or it could even be a size of a structure. */
     75 	unsigned				result_size;
     76 	/* The buffer where query results are stored. It's used as a ring,
     77 	 * data blocks for current query are stored sequentially from
     78 	 * results_start to results_end, with wrapping on the buffer end */
     79 	struct si_resource			*buffer;
     80 	/* The number of dwords for begin_query or end_query. */
     81 	unsigned				num_cs_dw;
     82 	/* linked list of queries */
     83 	struct list_head			list;
     84 };
     85 
     86 struct r600_so_target {
     87 	struct pipe_stream_output_target b;
     88 
     89 	/* The buffer where BUFFER_FILLED_SIZE is stored. */
     90 	struct si_resource	*filled_size;
     91 	unsigned		stride;
     92 	unsigned		so_index;
     93 };
     94 
     95 #define R600_CONTEXT_DST_CACHES_DIRTY	(1 << 1)
     96 #define R600_CONTEXT_CHECK_EVENT_FLUSH	(1 << 2)
     97 
     98 struct r600_context;
     99 struct r600_screen;
    100 
    101 void si_get_backend_mask(struct r600_context *ctx);
    102 void si_context_flush(struct r600_context *ctx, unsigned flags);
    103 
    104 struct r600_query *r600_context_query_create(struct r600_context *ctx, unsigned query_type);
    105 void r600_context_query_destroy(struct r600_context *ctx, struct r600_query *query);
    106 boolean r600_context_query_result(struct r600_context *ctx,
    107 				struct r600_query *query,
    108 				boolean wait, void *vresult);
    109 void r600_query_begin(struct r600_context *ctx, struct r600_query *query);
    110 void r600_query_end(struct r600_context *ctx, struct r600_query *query);
    111 void r600_context_queries_suspend(struct r600_context *ctx);
    112 void r600_context_queries_resume(struct r600_context *ctx);
    113 void r600_query_predication(struct r600_context *ctx, struct r600_query *query, int operation,
    114 			    int flag_wait);
    115 void si_context_emit_fence(struct r600_context *ctx, struct si_resource *fence,
    116                            unsigned offset, unsigned value);
    117 
    118 void r600_context_draw_opaque_count(struct r600_context *ctx, struct r600_so_target *t);
    119 void si_need_cs_space(struct r600_context *ctx, unsigned num_dw, boolean count_draw_in);
    120 
    121 int si_context_init(struct r600_context *ctx);
    122 
    123 #endif
    124