si_state.h 2.4 KB
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/*
 * Copyright 2012 Advanced Micro Devices, 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
 * on the rights to use, copy, modify, merge, publish, distribute, sub
 * license, 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 NON-INFRINGEMENT. IN NO EVENT SHALL
 * THE AUTHOR(S) AND/OR THEIR SUPPLIERS 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:
 *      Christian König <christian.koenig@amd.com>
 */

#ifndef SI_STATE_H
#define SI_STATE_H

#include "radeonsi_pm4.h"

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struct si_state_blend {
	struct si_pm4_state	pm4;
	uint32_t		cb_target_mask;
	uint32_t		cb_color_control;
};

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union si_state {
	struct {
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		struct si_state_blend	*blend;
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		struct si_pm4_state	*blend_color;
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		struct si_pm4_state	*clip;
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		struct si_pm4_state	*scissor;
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	} named;
	struct si_pm4_state	*array[0];
};

#define si_pm4_block_idx(member) \
	(offsetof(union si_state, named.member) / sizeof(struct si_pm4_state *))

#define si_pm4_bind_state(rctx, member, value) \
	do { \
		(rctx)->queued.named.member = (value); \
	} while(0);

#define si_pm4_delete_state(rctx, member, value) \
	do { \
		if ((rctx)->queued.named.member == (value)) { \
			(rctx)->queued.named.member = NULL; \
		} \
		si_pm4_free_state(rctx, (struct si_pm4_state *)(value), \
				  si_pm4_block_idx(member)); \
	} while(0);

#define si_pm4_set_state(rctx, member, value) \
	do { \
		if ((rctx)->queued.named.member != (value)) { \
			si_pm4_free_state(rctx, \
				(struct si_pm4_state *)(rctx)->queued.named.member, \
				si_pm4_block_idx(member)); \
			(rctx)->queued.named.member = (value); \
		} \
	} while(0);

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void si_init_state_functions(struct r600_context *rctx);

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#endif