xref: /openbmc/linux/drivers/gpu/drm/radeon/r100_track.h (revision baa7eb025ab14f3cba2e35c0a8648f9c9f01d24f)
1 
2 #define R100_TRACK_MAX_TEXTURE 3
3 #define R200_TRACK_MAX_TEXTURE 6
4 #define R300_TRACK_MAX_TEXTURE 16
5 
6 #define R100_MAX_CB 1
7 #define R300_MAX_CB 4
8 
9 /*
10  * CS functions
11  */
12 struct r100_cs_track_cb {
13 	struct radeon_bo	*robj;
14 	unsigned		pitch;
15 	unsigned		cpp;
16 	unsigned		offset;
17 };
18 
19 struct r100_cs_track_array {
20 	struct radeon_bo	*robj;
21 	unsigned		esize;
22 };
23 
24 struct r100_cs_cube_info {
25 	struct radeon_bo	*robj;
26 	unsigned		offset;
27 	unsigned		width;
28 	unsigned		height;
29 };
30 
31 #define R100_TRACK_COMP_NONE   0
32 #define R100_TRACK_COMP_DXT1   1
33 #define R100_TRACK_COMP_DXT35  2
34 
35 struct r100_cs_track_texture {
36 	struct radeon_bo	*robj;
37 	struct r100_cs_cube_info cube_info[5]; /* info for 5 non-primary faces */
38 	unsigned		pitch;
39 	unsigned		width;
40 	unsigned		height;
41 	unsigned		num_levels;
42 	unsigned		cpp;
43 	unsigned		tex_coord_type;
44 	unsigned		txdepth;
45 	unsigned		width_11;
46 	unsigned		height_11;
47 	bool			use_pitch;
48 	bool			enabled;
49 	bool                    lookup_disable;
50 	bool			roundup_w;
51 	bool			roundup_h;
52 	unsigned                compress_format;
53 };
54 
55 struct r100_cs_track_limits {
56 	unsigned num_cb;
57 	unsigned num_texture;
58 	unsigned max_levels;
59 };
60 
61 struct r100_cs_track {
62 	struct radeon_device *rdev;
63 	unsigned			num_cb;
64 	unsigned                        num_texture;
65 	unsigned			maxy;
66 	unsigned			vtx_size;
67 	unsigned			vap_vf_cntl;
68 	unsigned			vap_alt_nverts;
69 	unsigned			immd_dwords;
70 	unsigned			num_arrays;
71 	unsigned			max_indx;
72 	unsigned			color_channel_mask;
73 	struct r100_cs_track_array	arrays[11];
74 	struct r100_cs_track_cb 	cb[R300_MAX_CB];
75 	struct r100_cs_track_cb 	zb;
76 	struct r100_cs_track_texture	textures[R300_TRACK_MAX_TEXTURE];
77 	bool				z_enabled;
78 	bool                            separate_cube;
79 	bool				zb_cb_clear;
80 	bool				blend_read_enable;
81 };
82 
83 int r100_cs_track_check(struct radeon_device *rdev, struct r100_cs_track *track);
84 void r100_cs_track_clear(struct radeon_device *rdev, struct r100_cs_track *track);
85 int r100_cs_packet_next_reloc(struct radeon_cs_parser *p,
86 			      struct radeon_cs_reloc **cs_reloc);
87 void r100_cs_dump_packet(struct radeon_cs_parser *p,
88 			 struct radeon_cs_packet *pkt);
89 
90 int r100_cs_packet_parse_vline(struct radeon_cs_parser *p);
91 
92 int r200_packet0_check(struct radeon_cs_parser *p,
93 		       struct radeon_cs_packet *pkt,
94 		       unsigned idx, unsigned reg);
95 
96 
97 
98 static inline int r100_reloc_pitch_offset(struct radeon_cs_parser *p,
99 					  struct radeon_cs_packet *pkt,
100 					  unsigned idx,
101 					  unsigned reg)
102 {
103 	int r;
104 	u32 tile_flags = 0;
105 	u32 tmp;
106 	struct radeon_cs_reloc *reloc;
107 	u32 value;
108 
109 	r = r100_cs_packet_next_reloc(p, &reloc);
110 	if (r) {
111 		DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
112 			  idx, reg);
113 		r100_cs_dump_packet(p, pkt);
114 		return r;
115 	}
116 	value = radeon_get_ib_value(p, idx);
117 	tmp = value & 0x003fffff;
118 	tmp += (((u32)reloc->lobj.gpu_offset) >> 10);
119 
120 	if (reloc->lobj.tiling_flags & RADEON_TILING_MACRO)
121 		tile_flags |= RADEON_DST_TILE_MACRO;
122 	if (reloc->lobj.tiling_flags & RADEON_TILING_MICRO) {
123 		if (reg == RADEON_SRC_PITCH_OFFSET) {
124 			DRM_ERROR("Cannot src blit from microtiled surface\n");
125 			r100_cs_dump_packet(p, pkt);
126 			return -EINVAL;
127 		}
128 		tile_flags |= RADEON_DST_TILE_MICRO;
129 	}
130 
131 	tmp |= tile_flags;
132 	p->ib->ptr[idx] = (value & 0x3fc00000) | tmp;
133 	return 0;
134 }
135 
136 static inline int r100_packet3_load_vbpntr(struct radeon_cs_parser *p,
137 					   struct radeon_cs_packet *pkt,
138 					   int idx)
139 {
140 	unsigned c, i;
141 	struct radeon_cs_reloc *reloc;
142 	struct r100_cs_track *track;
143 	int r = 0;
144 	volatile uint32_t *ib;
145 	u32 idx_value;
146 
147 	ib = p->ib->ptr;
148 	track = (struct r100_cs_track *)p->track;
149 	c = radeon_get_ib_value(p, idx++) & 0x1F;
150 	track->num_arrays = c;
151 	for (i = 0; i < (c - 1); i+=2, idx+=3) {
152 		r = r100_cs_packet_next_reloc(p, &reloc);
153 		if (r) {
154 			DRM_ERROR("No reloc for packet3 %d\n",
155 				  pkt->opcode);
156 			r100_cs_dump_packet(p, pkt);
157 			return r;
158 		}
159 		idx_value = radeon_get_ib_value(p, idx);
160 		ib[idx+1] = radeon_get_ib_value(p, idx + 1) + ((u32)reloc->lobj.gpu_offset);
161 
162 		track->arrays[i + 0].esize = idx_value >> 8;
163 		track->arrays[i + 0].robj = reloc->robj;
164 		track->arrays[i + 0].esize &= 0x7F;
165 		r = r100_cs_packet_next_reloc(p, &reloc);
166 		if (r) {
167 			DRM_ERROR("No reloc for packet3 %d\n",
168 				  pkt->opcode);
169 			r100_cs_dump_packet(p, pkt);
170 			return r;
171 		}
172 		ib[idx+2] = radeon_get_ib_value(p, idx + 2) + ((u32)reloc->lobj.gpu_offset);
173 		track->arrays[i + 1].robj = reloc->robj;
174 		track->arrays[i + 1].esize = idx_value >> 24;
175 		track->arrays[i + 1].esize &= 0x7F;
176 	}
177 	if (c & 1) {
178 		r = r100_cs_packet_next_reloc(p, &reloc);
179 		if (r) {
180 			DRM_ERROR("No reloc for packet3 %d\n",
181 					  pkt->opcode);
182 			r100_cs_dump_packet(p, pkt);
183 			return r;
184 		}
185 		idx_value = radeon_get_ib_value(p, idx);
186 		ib[idx+1] = radeon_get_ib_value(p, idx + 1) + ((u32)reloc->lobj.gpu_offset);
187 		track->arrays[i + 0].robj = reloc->robj;
188 		track->arrays[i + 0].esize = idx_value >> 8;
189 		track->arrays[i + 0].esize &= 0x7F;
190 	}
191 	return r;
192 }
193