1 /* $NetBSD: disp.h,v 1.3 2021/12/18 23:45:32 riastradh Exp $ */
2
3 /* SPDX-License-Identifier: MIT */
4 #ifndef __NV04_DISPLAY_H__
5 #define __NV04_DISPLAY_H__
6 #include <subdev/bios.h>
7 #include <subdev/bios/pll.h>
8
9 #include "nouveau_display.h"
10
11 enum nv04_fp_display_regs {
12 FP_DISPLAY_END,
13 FP_TOTAL,
14 FP_CRTC,
15 FP_SYNC_START,
16 FP_SYNC_END,
17 FP_VALID_START,
18 FP_VALID_END
19 };
20
21 struct nv04_crtc_reg {
22 unsigned char MiscOutReg;
23 uint8_t CRTC[0xa0];
24 uint8_t CR58[0x10];
25 uint8_t Sequencer[5];
26 uint8_t Graphics[9];
27 uint8_t Attribute[21];
28 unsigned char DAC[768];
29
30 /* PCRTC regs */
31 uint32_t fb_start;
32 uint32_t crtc_cfg;
33 uint32_t cursor_cfg;
34 uint32_t gpio_ext;
35 uint32_t crtc_830;
36 uint32_t crtc_834;
37 uint32_t crtc_850;
38 uint32_t crtc_eng_ctrl;
39
40 /* PRAMDAC regs */
41 uint32_t nv10_cursync;
42 struct nvkm_pll_vals pllvals;
43 uint32_t ramdac_gen_ctrl;
44 uint32_t ramdac_630;
45 uint32_t ramdac_634;
46 uint32_t tv_setup;
47 uint32_t tv_vtotal;
48 uint32_t tv_vskew;
49 uint32_t tv_vsync_delay;
50 uint32_t tv_htotal;
51 uint32_t tv_hskew;
52 uint32_t tv_hsync_delay;
53 uint32_t tv_hsync_delay2;
54 uint32_t fp_horiz_regs[7];
55 uint32_t fp_vert_regs[7];
56 uint32_t dither;
57 uint32_t fp_control;
58 uint32_t dither_regs[6];
59 uint32_t fp_debug_0;
60 uint32_t fp_debug_1;
61 uint32_t fp_debug_2;
62 uint32_t fp_margin_color;
63 uint32_t ramdac_8c0;
64 uint32_t ramdac_a20;
65 uint32_t ramdac_a24;
66 uint32_t ramdac_a34;
67 uint32_t ctv_regs[38];
68 };
69
70 struct nv04_output_reg {
71 uint32_t output;
72 int head;
73 };
74
75 struct nv04_mode_state {
76 struct nv04_crtc_reg crtc_reg[2];
77 uint32_t pllsel;
78 uint32_t sel_clk;
79 };
80
81 struct nv04_display {
82 struct nv04_mode_state mode_reg;
83 struct nv04_mode_state saved_reg;
84 uint32_t saved_vga_font[4][16384];
85 uint32_t dac_users[4];
86 struct nouveau_bo *image[2];
87 struct nvif_notify flip;
88 };
89
90 static inline struct nv04_display *
nv04_display(struct drm_device * dev)91 nv04_display(struct drm_device *dev)
92 {
93 return nouveau_display(dev)->priv;
94 }
95
96 /* nv04_display.c */
97 int nv04_display_create(struct drm_device *);
98
99 /* nv04_crtc.c */
100 int nv04_crtc_create(struct drm_device *, int index);
101
102 /* nv04_dac.c */
103 int nv04_dac_create(struct drm_connector *, struct dcb_output *);
104 uint32_t nv17_dac_sample_load(struct drm_encoder *encoder);
105 int nv04_dac_output_offset(struct drm_encoder *encoder);
106 void nv04_dac_update_dacclk(struct drm_encoder *encoder, bool enable);
107 bool nv04_dac_in_use(struct drm_encoder *encoder);
108
109 /* nv04_dfp.c */
110 int nv04_dfp_create(struct drm_connector *, struct dcb_output *);
111 int nv04_dfp_get_bound_head(struct drm_device *dev, struct dcb_output *dcbent);
112 void nv04_dfp_bind_head(struct drm_device *dev, struct dcb_output *dcbent,
113 int head, bool dl);
114 void nv04_dfp_disable(struct drm_device *dev, int head);
115 void nv04_dfp_update_fp_control(struct drm_encoder *encoder, int mode);
116
117 /* nv04_tv.c */
118 int nv04_tv_identify(struct drm_device *dev, int i2c_index);
119 int nv04_tv_create(struct drm_connector *, struct dcb_output *);
120
121 /* nv17_tv.c */
122 int nv17_tv_create(struct drm_connector *, struct dcb_output *);
123
124 /* overlay.c */
125 void nouveau_overlay_init(struct drm_device *dev);
126
127 static inline bool
nv_two_heads(struct drm_device * dev)128 nv_two_heads(struct drm_device *dev)
129 {
130 struct nouveau_drm *drm = nouveau_drm(dev);
131 const int impl = dev->pdev->device & 0x0ff0;
132
133 if (drm->client.device.info.family >= NV_DEVICE_INFO_V0_CELSIUS && impl != 0x0100 &&
134 impl != 0x0150 && impl != 0x01a0 && impl != 0x0200)
135 return true;
136
137 return false;
138 }
139
140 static inline bool
nv_gf4_disp_arch(struct drm_device * dev)141 nv_gf4_disp_arch(struct drm_device *dev)
142 {
143 return nv_two_heads(dev) && (dev->pdev->device & 0x0ff0) != 0x0110;
144 }
145
146 static inline bool
nv_two_reg_pll(struct drm_device * dev)147 nv_two_reg_pll(struct drm_device *dev)
148 {
149 struct nouveau_drm *drm = nouveau_drm(dev);
150 const int impl = dev->pdev->device & 0x0ff0;
151
152 if (impl == 0x0310 || impl == 0x0340 || drm->client.device.info.family >= NV_DEVICE_INFO_V0_CURIE)
153 return true;
154 return false;
155 }
156
157 static inline bool
nv_match_device(struct drm_device * dev,unsigned device,unsigned sub_vendor,unsigned sub_device)158 nv_match_device(struct drm_device *dev, unsigned device,
159 unsigned sub_vendor, unsigned sub_device)
160 {
161 return dev->pdev->device == device &&
162 dev->pdev->subsystem_vendor == sub_vendor &&
163 dev->pdev->subsystem_device == sub_device;
164 }
165
166 #include <subdev/bios/init.h>
167
168 static inline void
nouveau_bios_run_init_table(struct drm_device * dev,u16 table,struct dcb_output * outp,int crtc)169 nouveau_bios_run_init_table(struct drm_device *dev, u16 table,
170 struct dcb_output *outp, int crtc)
171 {
172 nvbios_init(&nvxx_bios(&nouveau_drm(dev)->client.device)->subdev, table,
173 init.outp = outp;
174 init.head = crtc;
175 );
176 }
177
178 int nv04_flip_complete(struct nvif_notify *);
179 #endif
180