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