1 | /* |
2 | * Copyright 2007-2008 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 (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 NONINFRINGEMENT. IN NO EVENT SHALL |
18 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
19 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
20 | * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
21 | * DEALINGS IN THE SOFTWARE. |
22 | */ |
23 | |
24 | #ifndef __NOUVEAU_DISPBIOS_H__ |
25 | #define __NOUVEAU_DISPBIOS_H__ |
26 | |
27 | #include <asm/byteorder.h> |
28 | |
29 | #define DCB_MAX_NUM_ENTRIES 16 |
30 | #define DCB_MAX_NUM_I2C_ENTRIES 16 |
31 | #define DCB_MAX_NUM_GPIO_ENTRIES 32 |
32 | #define DCB_MAX_NUM_CONNECTOR_ENTRIES 16 |
33 | |
34 | #define DCB_LOC_ON_CHIP 0 |
35 | |
36 | #define ROM16(x) le16_to_cpu(*(u16 *)&(x)) |
37 | #define ROM32(x) le32_to_cpu(*(u32 *)&(x)) |
38 | #define ROM48(x) ({ u8 *p = &(x); (u64)ROM16(p[4]) << 32 | ROM32(p[0]); }) |
39 | #define ROM64(x) le64_to_cpu(*(u64 *)&(x)) |
40 | #define ROMPTR(d,x) ({ \ |
41 | struct nouveau_drm *drm = nouveau_drm((d)); \ |
42 | ROM16(x) ? &drm->vbios.data[ROM16(x)] : NULL; \ |
43 | }) |
44 | |
45 | struct bit_entry { |
46 | uint8_t id; |
47 | uint8_t version; |
48 | uint16_t length; |
49 | uint16_t offset; |
50 | uint8_t *data; |
51 | }; |
52 | |
53 | int bit_table(struct drm_device *, u8 id, struct bit_entry *); |
54 | |
55 | #include <subdev/bios/dcb.h> |
56 | #include <subdev/bios/conn.h> |
57 | |
58 | struct dcb_table { |
59 | uint8_t version; |
60 | int entries; |
61 | struct dcb_output entry[DCB_MAX_NUM_ENTRIES]; |
62 | }; |
63 | |
64 | enum nouveau_or { |
65 | DCB_OUTPUT_A = (1 << 0), |
66 | DCB_OUTPUT_B = (1 << 1), |
67 | DCB_OUTPUT_C = (1 << 2) |
68 | }; |
69 | |
70 | enum LVDS_script { |
71 | /* Order *does* matter here */ |
72 | LVDS_INIT = 1, |
73 | LVDS_RESET, |
74 | LVDS_BACKLIGHT_ON, |
75 | LVDS_BACKLIGHT_OFF, |
76 | LVDS_PANEL_ON, |
77 | LVDS_PANEL_OFF |
78 | }; |
79 | |
80 | struct nvbios { |
81 | struct drm_device *dev; |
82 | enum { |
83 | NVBIOS_BMP, |
84 | NVBIOS_BIT |
85 | } type; |
86 | uint16_t offset; |
87 | uint32_t length; |
88 | uint8_t *data; |
89 | |
90 | uint8_t chip_version; |
91 | |
92 | uint32_t dactestval; |
93 | uint32_t tvdactestval; |
94 | uint8_t digital_min_front_porch; |
95 | bool fp_no_ddc; |
96 | |
97 | spinlock_t lock; |
98 | |
99 | bool execute; |
100 | |
101 | uint8_t major_version; |
102 | uint8_t feature_byte; |
103 | bool is_mobile; |
104 | |
105 | uint32_t fmaxvco, fminvco; |
106 | |
107 | bool old_style_init; |
108 | uint16_t init_script_tbls_ptr; |
109 | uint16_t ; |
110 | |
111 | uint16_t ram_restrict_tbl_ptr; |
112 | uint8_t ram_restrict_group_count; |
113 | |
114 | struct dcb_table dcb; |
115 | |
116 | struct { |
117 | int crtchead; |
118 | } state; |
119 | |
120 | struct { |
121 | uint16_t fptablepointer; /* also used by tmds */ |
122 | uint16_t fpxlatetableptr; |
123 | int xlatwidth; |
124 | uint16_t lvdsmanufacturerpointer; |
125 | uint16_t fpxlatemanufacturertableptr; |
126 | uint16_t mode_ptr; |
127 | uint16_t xlated_entry; |
128 | bool power_off_for_reset; |
129 | bool reset_after_pclk_change; |
130 | bool dual_link; |
131 | bool link_c_increment; |
132 | bool if_is_24bit; |
133 | int duallink_transition_clk; |
134 | uint8_t strapless_is_24bit; |
135 | uint8_t *edid; |
136 | |
137 | /* will need resetting after suspend */ |
138 | int last_script_invoc; |
139 | bool lvds_init_run; |
140 | } fp; |
141 | |
142 | struct { |
143 | uint16_t output0_script_ptr; |
144 | uint16_t output1_script_ptr; |
145 | } tmds; |
146 | |
147 | struct { |
148 | uint16_t mem_init_tbl_ptr; |
149 | uint16_t sdr_seq_tbl_ptr; |
150 | uint16_t ddr_seq_tbl_ptr; |
151 | |
152 | struct { |
153 | uint8_t crt, tv, panel; |
154 | } i2c_indices; |
155 | |
156 | uint16_t lvds_single_a_script_ptr; |
157 | } legacy; |
158 | }; |
159 | |
160 | void *olddcb_table(struct drm_device *); |
161 | void *olddcb_outp(struct drm_device *, u8 idx); |
162 | int olddcb_outp_foreach(struct drm_device *, void *data, |
163 | int (*)(struct drm_device *, void *, int idx, u8 *outp)); |
164 | u8 *olddcb_conntab(struct drm_device *); |
165 | u8 *olddcb_conn(struct drm_device *, u8 idx); |
166 | |
167 | int nouveau_bios_init(struct drm_device *); |
168 | void nouveau_bios_takedown(struct drm_device *dev); |
169 | int nouveau_run_vbios_init(struct drm_device *); |
170 | struct dcb_connector_table_entry * |
171 | nouveau_bios_connector_entry(struct drm_device *, int index); |
172 | bool nouveau_bios_fp_mode(struct drm_device *, struct drm_display_mode *); |
173 | uint8_t *nouveau_bios_embedded_edid(struct drm_device *); |
174 | int nouveau_bios_parse_lvds_table(struct drm_device *, int pxclk, |
175 | bool *dl, bool *if_is_24bit); |
176 | int run_tmds_table(struct drm_device *, struct dcb_output *, |
177 | int head, int pxclk); |
178 | int call_lvds_script(struct drm_device *, struct dcb_output *, int head, |
179 | enum LVDS_script, int pxclk); |
180 | |
181 | #endif |
182 | |