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      1 /*
      2  * Copyright  2016 Red Hat.
      3  * Copyright  2016 Bas Nieuwenhuizen
      4  *
      5  * Permission is hereby granted, free of charge, to any person obtaining a
      6  * copy of this software and associated documentation files (the "Software"),
      7  * to deal in the Software without restriction, including without limitation
      8  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
      9  * and/or sell copies of the Software, and to permit persons to whom the
     10  * Software is furnished to do so, subject to the following conditions:
     11  *
     12  * The above copyright notice and this permission notice (including the next
     13  * paragraph) shall be included in all copies or substantial portions of the
     14  * Software.
     15  *
     16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
     17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
     18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
     19  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
     20  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
     21  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
     22  * IN THE SOFTWARE.
     23  */
     24 
     25 #ifndef RADV_CS_H
     26 #define RADV_CS_H
     27 
     28 #include <string.h>
     29 #include <stdint.h>
     30 #include <assert.h>
     31 #include "r600d_common.h"
     32 
     33 static inline unsigned radeon_check_space(struct radeon_winsys *ws,
     34                                       struct radeon_winsys_cs *cs,
     35                                       unsigned needed)
     36 {
     37         if (cs->max_dw - cs->cdw < needed)
     38                 ws->cs_grow(cs, needed);
     39         return cs->cdw + needed;
     40 }
     41 
     42 static inline void radeon_set_config_reg_seq(struct radeon_winsys_cs *cs, unsigned reg, unsigned num)
     43 {
     44         assert(reg < R600_CONTEXT_REG_OFFSET);
     45         assert(cs->cdw + 2 + num <= cs->max_dw);
     46         radeon_emit(cs, PKT3(PKT3_SET_CONFIG_REG, num, 0));
     47         radeon_emit(cs, (reg - R600_CONFIG_REG_OFFSET) >> 2);
     48 }
     49 
     50 static inline void radeon_set_config_reg(struct radeon_winsys_cs *cs, unsigned reg, unsigned value)
     51 {
     52         radeon_set_config_reg_seq(cs, reg, 1);
     53         radeon_emit(cs, value);
     54 }
     55 
     56 static inline void radeon_set_context_reg_seq(struct radeon_winsys_cs *cs, unsigned reg, unsigned num)
     57 {
     58         assert(reg >= R600_CONTEXT_REG_OFFSET);
     59         assert(cs->cdw + 2 + num <= cs->max_dw);
     60         radeon_emit(cs, PKT3(PKT3_SET_CONTEXT_REG, num, 0));
     61         radeon_emit(cs, (reg - R600_CONTEXT_REG_OFFSET) >> 2);
     62 }
     63 
     64 static inline void radeon_set_context_reg(struct radeon_winsys_cs *cs, unsigned reg, unsigned value)
     65 {
     66         radeon_set_context_reg_seq(cs, reg, 1);
     67         radeon_emit(cs, value);
     68 }
     69 
     70 
     71 static inline void radeon_set_context_reg_idx(struct radeon_winsys_cs *cs,
     72 					      unsigned reg, unsigned idx,
     73 					      unsigned value)
     74 {
     75 	assert(reg >= R600_CONTEXT_REG_OFFSET);
     76 	assert(cs->cdw + 3 <= cs->max_dw);
     77 	radeon_emit(cs, PKT3(PKT3_SET_CONTEXT_REG, 1, 0));
     78 	radeon_emit(cs, (reg - R600_CONTEXT_REG_OFFSET) >> 2 | (idx << 28));
     79 	radeon_emit(cs, value);
     80 }
     81 
     82 static inline void radeon_set_sh_reg_seq(struct radeon_winsys_cs *cs, unsigned reg, unsigned num)
     83 {
     84 	assert(reg >= SI_SH_REG_OFFSET && reg < SI_SH_REG_END);
     85 	assert(cs->cdw + 2 + num <= cs->max_dw);
     86 	radeon_emit(cs, PKT3(PKT3_SET_SH_REG, num, 0));
     87 	radeon_emit(cs, (reg - SI_SH_REG_OFFSET) >> 2);
     88 }
     89 
     90 static inline void radeon_set_sh_reg(struct radeon_winsys_cs *cs, unsigned reg, unsigned value)
     91 {
     92 	radeon_set_sh_reg_seq(cs, reg, 1);
     93 	radeon_emit(cs, value);
     94 }
     95 
     96 static inline void radeon_set_uconfig_reg_seq(struct radeon_winsys_cs *cs, unsigned reg, unsigned num)
     97 {
     98 	assert(reg >= CIK_UCONFIG_REG_OFFSET && reg < CIK_UCONFIG_REG_END);
     99 	assert(cs->cdw + 2 + num <= cs->max_dw);
    100 	radeon_emit(cs, PKT3(PKT3_SET_UCONFIG_REG, num, 0));
    101 	radeon_emit(cs, (reg - CIK_UCONFIG_REG_OFFSET) >> 2);
    102 }
    103 
    104 static inline void radeon_set_uconfig_reg(struct radeon_winsys_cs *cs, unsigned reg, unsigned value)
    105 {
    106 	radeon_set_uconfig_reg_seq(cs, reg, 1);
    107 	radeon_emit(cs, value);
    108 }
    109 
    110 static inline void radeon_set_uconfig_reg_idx(struct radeon_winsys_cs *cs,
    111 					      unsigned reg, unsigned idx,
    112 					      unsigned value)
    113 {
    114 	assert(reg >= CIK_UCONFIG_REG_OFFSET && reg < CIK_UCONFIG_REG_END);
    115 	assert(cs->cdw + 3 <= cs->max_dw);
    116 	radeon_emit(cs, PKT3(PKT3_SET_UCONFIG_REG, 1, 0));
    117 	radeon_emit(cs, (reg - CIK_UCONFIG_REG_OFFSET) >> 2 | (idx << 28));
    118 	radeon_emit(cs, value);
    119 }
    120 
    121 #endif /* RADV_CS_H */
    122