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      1 /*
      2  * Copyright 2007 Nouveau Project
      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  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
      8  * and/or sell copies of the Software, and to permit persons to whom the
      9  * Software is furnished to do so, subject to the following conditions:
     10  *
     11  * The above copyright notice and this permission notice shall be included in
     12  * all copies or substantial portions of the Software.
     13  *
     14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
     15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
     16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
     17  * THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
     18  * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
     19  * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
     20  * SOFTWARE.
     21  */
     22 
     23 #ifndef __NOUVEAU_LOCAL_H__
     24 #define __NOUVEAU_LOCAL_H__
     25 
     26 static inline uint32_t
     27 PUSH_AVAIL(struct nouveau_pushbuf *push)
     28 {
     29 	return push->end - push->cur;
     30 }
     31 
     32 static inline int
     33 PUSH_SPACE(struct nouveau_pushbuf *push, uint32_t size)
     34 {
     35 	if (PUSH_AVAIL(push) < size)
     36 		return nouveau_pushbuf_space(push, size, 0, 0) == 0;
     37 	return 1;
     38 }
     39 
     40 static inline void
     41 PUSH_DATA(struct nouveau_pushbuf *push, uint32_t data)
     42 {
     43 	*push->cur++ = data;
     44 }
     45 
     46 static inline void
     47 PUSH_DATAf(struct nouveau_pushbuf *push, float v)
     48 {
     49 	union { float f; uint32_t i; } d = { .f = v };
     50 	PUSH_DATA(push, d.i);
     51 }
     52 
     53 static inline void
     54 PUSH_DATAb(struct nouveau_pushbuf *push, GLboolean x)
     55 {
     56 	PUSH_DATA(push, x ? 1 : 0);
     57 }
     58 
     59 static inline void
     60 PUSH_DATAm(struct nouveau_pushbuf *push, float m[16])
     61 {
     62 	int i, j;
     63 
     64 	for (i = 0; i < 4; i++)
     65 		for (j = 0; j < 4; j++)
     66 			PUSH_DATAf(push, m[4*j + i]);
     67 }
     68 
     69 static inline void
     70 PUSH_DATAp(struct nouveau_pushbuf *push, const void *data, uint32_t size)
     71 {
     72 	memcpy(push->cur, data, size * 4);
     73 	push->cur += size;
     74 }
     75 
     76 static inline void
     77 PUSH_RELOC(struct nouveau_pushbuf *push, struct nouveau_bo *bo, uint32_t offset,
     78 	   uint32_t flags, uint32_t vor, uint32_t tor)
     79 {
     80 	nouveau_pushbuf_reloc(push, bo, offset, flags, vor, tor);
     81 }
     82 
     83 static inline void
     84 PUSH_KICK(struct nouveau_pushbuf *push)
     85 {
     86 	nouveau_pushbuf_kick(push, push->channel);
     87 }
     88 
     89 static struct nouveau_bufctx *
     90 BUFCTX(struct nouveau_pushbuf *push)
     91 {
     92 	return push->user_priv;
     93 }
     94 
     95 static inline void
     96 PUSH_RESET(struct nouveau_pushbuf *push, int bin)
     97 {
     98 	nouveau_bufctx_reset(BUFCTX(push), bin);
     99 }
    100 
    101 static inline void
    102 PUSH_MTHDl(struct nouveau_pushbuf *push, int subc, int mthd, int bin,
    103 	   struct nouveau_bo *bo, uint32_t offset, uint32_t access)
    104 {
    105 	nouveau_bufctx_mthd(BUFCTX(push), bin, (1 << 18) | (subc << 13) | mthd,
    106 			    bo, offset, access | NOUVEAU_BO_LOW, 0, 0);
    107 	PUSH_DATA(push, bo->offset + offset);
    108 }
    109 
    110 static inline void
    111 PUSH_MTHDs(struct nouveau_pushbuf *push, int subc, int mthd, int bin,
    112 	   struct nouveau_bo *bo, uint32_t data, uint32_t access,
    113 	   uint32_t vor, uint32_t tor)
    114 {
    115 	nouveau_bufctx_mthd(BUFCTX(push), bin, (1 << 18) | (subc << 13) | mthd,
    116 			    bo, data, access | NOUVEAU_BO_OR, vor, tor);
    117 
    118 	if (bo->flags & NOUVEAU_BO_VRAM)
    119 		PUSH_DATA(push, data | vor);
    120 	else
    121 		PUSH_DATA(push, data | tor);
    122 }
    123 
    124 static inline void
    125 PUSH_MTHD(struct nouveau_pushbuf *push, int subc, int mthd, int bin,
    126 	  struct nouveau_bo *bo, uint32_t data, uint32_t access,
    127 	  uint32_t vor, uint32_t tor)
    128 {
    129 	nouveau_bufctx_mthd(BUFCTX(push), bin, (1 << 18) | (subc << 13) | mthd,
    130 			    bo, data, access | NOUVEAU_BO_OR, vor, tor);
    131 
    132 	if (access & NOUVEAU_BO_LOW)
    133 		data += bo->offset;
    134 
    135 	if (access & NOUVEAU_BO_OR) {
    136 		if (bo->flags & NOUVEAU_BO_VRAM)
    137 			data |= vor;
    138 		else
    139 			data |= tor;
    140 	}
    141 
    142 	PUSH_DATA(push, data);
    143 }
    144 
    145 static inline void
    146 BEGIN_NV04(struct nouveau_pushbuf *push, int subc, int mthd, int size)
    147 {
    148 	PUSH_SPACE(push, size + 1);
    149 	PUSH_DATA (push, 0x00000000 | (size << 18) | (subc << 13) | mthd);
    150 }
    151 
    152 static inline void
    153 BEGIN_NI04(struct nouveau_pushbuf *push, int subc, int mthd, int size)
    154 {
    155 	PUSH_SPACE(push, size + 1);
    156 	PUSH_DATA (push, 0x40000000 | (size << 18) | (subc << 13) | mthd);
    157 }
    158 
    159 /* subchannel assignment */
    160 #define SUBC_M2MF(mthd)  0, (mthd)
    161 #define NV03_M2MF(mthd)  SUBC_M2MF(NV04_M2MF_##mthd)
    162 #define SUBC_NVSW(mthd)  1, (mthd)
    163 #define SUBC_SF2D(mthd)  2, (mthd)
    164 #define NV04_SF2D(mthd)  SUBC_SF2D(NV04_CONTEXT_SURFACES_2D_##mthd)
    165 #define NV10_SF2D(mthd)  SUBC_SF2D(NV10_CONTEXT_SURFACES_2D_##mthd)
    166 #define SUBC_PATT(mthd)  3, (mthd)
    167 #define NV01_PATT(mthd)  SUBC_PATT(NV04_IMAGE_PATTERN_##mthd)
    168 #define NV01_ROP(mthd)   SUBC_PATT(NV03_CONTEXT_ROP_##mthd)
    169 #define SUBC_GDI(mthd)   4, (mthd)
    170 #define NV04_GDI(mthd)   SUBC_GDI(NV04_GDI_RECTANGLE_TEXT_##mthd)
    171 #define SUBC_SIFM(mthd)  5, (mthd)
    172 #define NV03_SIFM(mthd)  SUBC_SIFM(NV03_SCALED_IMAGE_FROM_MEMORY_##mthd)
    173 #define NV05_SIFM(mthd)  SUBC_SIFM(NV05_SCALED_IMAGE_FROM_MEMORY_##mthd)
    174 #define SUBC_SURF(mthd)  6, (mthd)
    175 #define NV04_SSWZ(mthd)  SUBC_SURF(NV04_SWIZZLED_SURFACE_##mthd)
    176 #define NV04_SF3D(mthd)  SUBC_SURF(NV04_CONTEXT_SURFACES_3D_##mthd)
    177 #define SUBC_3D(mthd)    7, (mthd)
    178 #define NV04_TTRI(mthd)  SUBC_3D(NV04_TEXTURED_TRIANGLE_##mthd)
    179 #define NV04_MTRI(mthd)  SUBC_3D(NV04_MULTITEX_TRIANGLE_##mthd)
    180 #define NV10_3D(mthd)    SUBC_3D(NV10_3D_##mthd)
    181 #define NV11_3D(mthd)    SUBC_3D(NV11_3D_##mthd)
    182 #define NV17_3D(mthd)    SUBC_3D(NV17_3D_##mthd)
    183 #define NV20_3D(mthd)    SUBC_3D(NV20_3D_##mthd)
    184 #define NV25_3D(mthd)    SUBC_3D(NV25_3D_##mthd)
    185 
    186 #define NV01_SUBC(subc, mthd) SUBC_##subc((NV01_SUBCHAN_##mthd))
    187 #define NV11_SUBC(subc, mthd) SUBC_##subc((NV11_SUBCHAN_##mthd))
    188 
    189 #define NV04_GRAPH(subc, mthd) SUBC_##subc((NV04_GRAPH_##mthd))
    190 
    191 #endif
    192