xref: /netbsd-src/sys/external/bsd/drm2/dist/drm/nouveau/dispnv04/disp.h (revision 8ecbf5f02b752fcb7debe1a8fab1dc82602bc760)
1 /*	$NetBSD: disp.h,v 1.2 2018/08/27 04:58:29 riastradh Exp $	*/
2 
3 #ifndef __NV04_DISPLAY_H__
4 #define __NV04_DISPLAY_H__
5 
6 #include <subdev/bios/pll.h>
7 
8 #include "nouveau_display.h"
9 
10 enum nv04_fp_display_regs {
11 	FP_DISPLAY_END,
12 	FP_TOTAL,
13 	FP_CRTC,
14 	FP_SYNC_START,
15 	FP_SYNC_END,
16 	FP_VALID_START,
17 	FP_VALID_END
18 };
19 
20 struct nv04_crtc_reg {
21 	unsigned char MiscOutReg;
22 	uint8_t CRTC[0xa0];
23 	uint8_t CR58[0x10];
24 	uint8_t Sequencer[5];
25 	uint8_t Graphics[9];
26 	uint8_t Attribute[21];
27 	unsigned char DAC[768];
28 
29 	/* PCRTC regs */
30 	uint32_t fb_start;
31 	uint32_t crtc_cfg;
32 	uint32_t cursor_cfg;
33 	uint32_t gpio_ext;
34 	uint32_t crtc_830;
35 	uint32_t crtc_834;
36 	uint32_t crtc_850;
37 	uint32_t crtc_eng_ctrl;
38 
39 	/* PRAMDAC regs */
40 	uint32_t nv10_cursync;
41 	struct nvkm_pll_vals pllvals;
42 	uint32_t ramdac_gen_ctrl;
43 	uint32_t ramdac_630;
44 	uint32_t ramdac_634;
45 	uint32_t tv_setup;
46 	uint32_t tv_vtotal;
47 	uint32_t tv_vskew;
48 	uint32_t tv_vsync_delay;
49 	uint32_t tv_htotal;
50 	uint32_t tv_hskew;
51 	uint32_t tv_hsync_delay;
52 	uint32_t tv_hsync_delay2;
53 	uint32_t fp_horiz_regs[7];
54 	uint32_t fp_vert_regs[7];
55 	uint32_t dither;
56 	uint32_t fp_control;
57 	uint32_t dither_regs[6];
58 	uint32_t fp_debug_0;
59 	uint32_t fp_debug_1;
60 	uint32_t fp_debug_2;
61 	uint32_t fp_margin_color;
62 	uint32_t ramdac_8c0;
63 	uint32_t ramdac_a20;
64 	uint32_t ramdac_a24;
65 	uint32_t ramdac_a34;
66 	uint32_t ctv_regs[38];
67 };
68 
69 struct nv04_output_reg {
70 	uint32_t output;
71 	int head;
72 };
73 
74 struct nv04_mode_state {
75 	struct nv04_crtc_reg crtc_reg[2];
76 	uint32_t pllsel;
77 	uint32_t sel_clk;
78 };
79 
80 struct nv04_display {
81 	struct nv04_mode_state mode_reg;
82 	struct nv04_mode_state saved_reg;
83 	uint32_t saved_vga_font[4][16384];
84 	uint32_t dac_users[4];
85 	struct nouveau_bo *image[2];
86 };
87 
88 static inline struct nv04_display *
89 nv04_display(struct drm_device *dev)
90 {
91 	return nouveau_display(dev)->priv;
92 }
93 
94 /* nv04_display.c */
95 int nv04_display_create(struct drm_device *);
96 void nv04_display_destroy(struct drm_device *);
97 int nv04_display_init(struct drm_device *);
98 void nv04_display_fini(struct drm_device *);
99 
100 /* nv04_crtc.c */
101 int nv04_crtc_create(struct drm_device *, int index);
102 
103 /* nv04_dac.c */
104 int nv04_dac_create(struct drm_connector *, struct dcb_output *);
105 uint32_t nv17_dac_sample_load(struct drm_encoder *encoder);
106 int nv04_dac_output_offset(struct drm_encoder *encoder);
107 void nv04_dac_update_dacclk(struct drm_encoder *encoder, bool enable);
108 bool nv04_dac_in_use(struct drm_encoder *encoder);
109 
110 /* nv04_dfp.c */
111 int nv04_dfp_create(struct drm_connector *, struct dcb_output *);
112 int nv04_dfp_get_bound_head(struct drm_device *dev, struct dcb_output *dcbent);
113 void nv04_dfp_bind_head(struct drm_device *dev, struct dcb_output *dcbent,
114 			       int head, bool dl);
115 void nv04_dfp_disable(struct drm_device *dev, int head);
116 void nv04_dfp_update_fp_control(struct drm_encoder *encoder, int mode);
117 
118 /* nv04_tv.c */
119 int nv04_tv_identify(struct drm_device *dev, int i2c_index);
120 int nv04_tv_create(struct drm_connector *, struct dcb_output *);
121 
122 /* nv17_tv.c */
123 int nv17_tv_create(struct drm_connector *, struct dcb_output *);
124 
125 /* overlay.c */
126 void nouveau_overlay_init(struct drm_device *dev);
127 
128 static inline bool
129 nv_two_heads(struct drm_device *dev)
130 {
131 	struct nouveau_drm *drm = nouveau_drm(dev);
132 	const int impl = dev->pdev->device & 0x0ff0;
133 
134 	if (drm->device.info.family >= NV_DEVICE_INFO_V0_CELSIUS && impl != 0x0100 &&
135 	    impl != 0x0150 && impl != 0x01a0 && impl != 0x0200)
136 		return true;
137 
138 	return false;
139 }
140 
141 static inline bool
142 nv_gf4_disp_arch(struct drm_device *dev)
143 {
144 	return nv_two_heads(dev) && (dev->pdev->device & 0x0ff0) != 0x0110;
145 }
146 
147 static inline bool
148 nv_two_reg_pll(struct drm_device *dev)
149 {
150 	struct nouveau_drm *drm = nouveau_drm(dev);
151 	const int impl = dev->pdev->device & 0x0ff0;
152 
153 	if (impl == 0x0310 || impl == 0x0340 || drm->device.info.family >= NV_DEVICE_INFO_V0_CURIE)
154 		return true;
155 	return false;
156 }
157 
158 static inline bool
159 nv_match_device(struct drm_device *dev, unsigned device,
160 		unsigned sub_vendor, unsigned sub_device)
161 {
162 	return dev->pdev->device == device &&
163 		dev->pdev->subsystem_vendor == sub_vendor &&
164 		dev->pdev->subsystem_device == sub_device;
165 }
166 
167 #include <subdev/bios.h>
168 #include <subdev/bios/init.h>
169 
170 static inline void
171 nouveau_bios_run_init_table(struct drm_device *dev, u16 table,
172 			    struct dcb_output *outp, int crtc)
173 {
174 	struct nouveau_drm *drm = nouveau_drm(dev);
175 	struct nvkm_bios *bios = nvxx_bios(&drm->device);
176 	struct nvbios_init init = {
177 		.subdev = &bios->subdev,
178 		.bios = bios,
179 		.offset = table,
180 		.outp = outp,
181 		.crtc = crtc,
182 		.execute = 1,
183 	};
184 
185 	nvbios_exec(&init);
186 }
187 
188 #endif
189