1 /* SPDX-License-Identifier: GPL-2.0 */
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 };
86 
87 static inline struct nv04_display *
88 nv04_display(struct drm_device *dev)
89 {
90 	return nouveau_display(dev)->priv;
91 }
92 
93 /* nv04_display.c */
94 int nv04_display_create(struct drm_device *);
95 void nv04_display_destroy(struct drm_device *);
96 int nv04_display_init(struct drm_device *);
97 void nv04_display_fini(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
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
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
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
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.h>
167 #include <subdev/bios/init.h>
168 
169 static inline void
170 nouveau_bios_run_init_table(struct drm_device *dev, u16 table,
171 			    struct dcb_output *outp, int crtc)
172 {
173 	nvbios_init(&nvxx_bios(&nouveau_drm(dev)->client.device)->subdev, table,
174 		init.outp = outp;
175 		init.head = crtc;
176 	);
177 }
178 
179 #endif
180