xref: /linux/drivers/gpu/drm/nouveau/dispnv04/disp.h (revision 3a39d672e7f48b8d6b91a09afa4b55352773b4b5)
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 #include <nvif/event.h>
10 
11 struct nouveau_encoder;
12 
13 enum nv04_fp_display_regs {
14 	FP_DISPLAY_END,
15 	FP_TOTAL,
16 	FP_CRTC,
17 	FP_SYNC_START,
18 	FP_SYNC_END,
19 	FP_VALID_START,
20 	FP_VALID_END
21 };
22 
23 struct nv04_crtc_reg {
24 	unsigned char MiscOutReg;
25 	uint8_t CRTC[0xa0];
26 	uint8_t CR58[0x10];
27 	uint8_t Sequencer[5];
28 	uint8_t Graphics[9];
29 	uint8_t Attribute[21];
30 	unsigned char DAC[768];
31 
32 	/* PCRTC regs */
33 	uint32_t fb_start;
34 	uint32_t crtc_cfg;
35 	uint32_t cursor_cfg;
36 	uint32_t gpio_ext;
37 	uint32_t crtc_830;
38 	uint32_t crtc_834;
39 	uint32_t crtc_850;
40 	uint32_t crtc_eng_ctrl;
41 
42 	/* PRAMDAC regs */
43 	uint32_t nv10_cursync;
44 	struct nvkm_pll_vals pllvals;
45 	uint32_t ramdac_gen_ctrl;
46 	uint32_t ramdac_630;
47 	uint32_t ramdac_634;
48 	uint32_t tv_setup;
49 	uint32_t tv_vtotal;
50 	uint32_t tv_vskew;
51 	uint32_t tv_vsync_delay;
52 	uint32_t tv_htotal;
53 	uint32_t tv_hskew;
54 	uint32_t tv_hsync_delay;
55 	uint32_t tv_hsync_delay2;
56 	uint32_t fp_horiz_regs[7];
57 	uint32_t fp_vert_regs[7];
58 	uint32_t dither;
59 	uint32_t fp_control;
60 	uint32_t dither_regs[6];
61 	uint32_t fp_debug_0;
62 	uint32_t fp_debug_1;
63 	uint32_t fp_debug_2;
64 	uint32_t fp_margin_color;
65 	uint32_t ramdac_8c0;
66 	uint32_t ramdac_a20;
67 	uint32_t ramdac_a24;
68 	uint32_t ramdac_a34;
69 	uint32_t ctv_regs[38];
70 };
71 
72 struct nv04_output_reg {
73 	uint32_t output;
74 	int head;
75 };
76 
77 struct nv04_mode_state {
78 	struct nv04_crtc_reg crtc_reg[2];
79 	uint32_t pllsel;
80 	uint32_t sel_clk;
81 };
82 
83 struct nv04_display {
84 	struct nv04_mode_state mode_reg;
85 	struct nv04_mode_state saved_reg;
86 	uint32_t saved_vga_font[4][16384];
87 	uint32_t dac_users[4];
88 	struct nouveau_bo *image[2];
89 	struct nvif_event flip;
90 	struct nouveau_drm *drm;
91 };
92 
93 static inline struct nv04_display *
nv04_display(struct drm_device * dev)94 nv04_display(struct drm_device *dev)
95 {
96 	return nouveau_display(dev)->priv;
97 }
98 
99 /* nv04_display.c */
100 int nv04_display_create(struct drm_device *);
101 struct nouveau_connector *
102 nv04_encoder_get_connector(struct nouveau_encoder *nv_encoder);
103 
104 /* nv04_crtc.c */
105 int nv04_crtc_create(struct drm_device *, int index);
106 
107 /* nv04_dac.c */
108 int nv04_dac_create(struct drm_connector *, struct dcb_output *);
109 uint32_t nv17_dac_sample_load(struct drm_encoder *encoder);
110 int nv04_dac_output_offset(struct drm_encoder *encoder);
111 void nv04_dac_update_dacclk(struct drm_encoder *encoder, bool enable);
112 bool nv04_dac_in_use(struct drm_encoder *encoder);
113 
114 /* nv04_dfp.c */
115 int nv04_dfp_create(struct drm_connector *, struct dcb_output *);
116 int nv04_dfp_get_bound_head(struct drm_device *dev, struct dcb_output *dcbent);
117 void nv04_dfp_bind_head(struct drm_device *dev, struct dcb_output *dcbent,
118 			       int head, bool dl);
119 void nv04_dfp_disable(struct drm_device *dev, int head);
120 void nv04_dfp_update_fp_control(struct drm_encoder *encoder, int mode);
121 
122 /* nv04_tv.c */
123 int nv04_tv_identify(struct drm_device *dev, int i2c_index);
124 int nv04_tv_create(struct drm_connector *, struct dcb_output *);
125 
126 /* nv17_tv.c */
127 int nv17_tv_create(struct drm_connector *, struct dcb_output *);
128 
129 /* overlay.c */
130 void nouveau_overlay_init(struct drm_device *dev);
131 
132 static inline bool
nv_two_heads(struct drm_device * dev)133 nv_two_heads(struct drm_device *dev)
134 {
135 	struct nouveau_drm *drm = nouveau_drm(dev);
136 	const int impl = to_pci_dev(dev->dev)->device & 0x0ff0;
137 
138 	if (drm->client.device.info.family >= NV_DEVICE_INFO_V0_CELSIUS && impl != 0x0100 &&
139 	    impl != 0x0150 && impl != 0x01a0 && impl != 0x0200)
140 		return true;
141 
142 	return false;
143 }
144 
145 static inline bool
nv_gf4_disp_arch(struct drm_device * dev)146 nv_gf4_disp_arch(struct drm_device *dev)
147 {
148 	return nv_two_heads(dev) && (to_pci_dev(dev->dev)->device & 0x0ff0) != 0x0110;
149 }
150 
151 static inline bool
nv_two_reg_pll(struct drm_device * dev)152 nv_two_reg_pll(struct drm_device *dev)
153 {
154 	struct nouveau_drm *drm = nouveau_drm(dev);
155 	const int impl = to_pci_dev(dev->dev)->device & 0x0ff0;
156 
157 	if (impl == 0x0310 || impl == 0x0340 || drm->client.device.info.family >= NV_DEVICE_INFO_V0_CURIE)
158 		return true;
159 	return false;
160 }
161 
162 static inline bool
nv_match_device(struct drm_device * dev,unsigned device,unsigned sub_vendor,unsigned sub_device)163 nv_match_device(struct drm_device *dev, unsigned device,
164 		unsigned sub_vendor, unsigned sub_device)
165 {
166 	struct pci_dev *pdev = to_pci_dev(dev->dev);
167 
168 	return pdev->device == device &&
169 		pdev->subsystem_vendor == sub_vendor &&
170 		pdev->subsystem_device == sub_device;
171 }
172 
173 #include <subdev/bios/init.h>
174 
175 static inline void
nouveau_bios_run_init_table(struct drm_device * dev,u16 table,struct dcb_output * outp,int crtc)176 nouveau_bios_run_init_table(struct drm_device *dev, u16 table,
177 			    struct dcb_output *outp, int crtc)
178 {
179 	nvbios_init(&nvxx_bios(nouveau_drm(dev))->subdev, table,
180 		init.outp = outp;
181 		init.head = crtc;
182 	);
183 }
184 
185 int nv04_flip_complete(struct nvif_event *, void *, u32);
186 #endif
187