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1da177e4 LT |
1 | #ifndef __RIVAFB_H |
2 | #define __RIVAFB_H | |
3 | ||
1da177e4 LT |
4 | #include <linux/fb.h> |
5 | #include <video/vga.h> | |
6 | #include <linux/i2c.h> | |
1da177e4 LT |
7 | #include <linux/i2c-algo-bit.h> |
8 | ||
9 | #include "riva_hw.h" | |
10 | ||
11 | /* GGI compatibility macros */ | |
12 | #define NUM_SEQ_REGS 0x05 | |
13 | #define NUM_CRT_REGS 0x41 | |
14 | #define NUM_GRC_REGS 0x09 | |
15 | #define NUM_ATC_REGS 0x15 | |
16 | ||
17 | /* I2C */ | |
18 | #define DDC_SCL_READ_MASK (1 << 2) | |
19 | #define DDC_SCL_WRITE_MASK (1 << 5) | |
20 | #define DDC_SDA_READ_MASK (1 << 3) | |
21 | #define DDC_SDA_WRITE_MASK (1 << 4) | |
22 | ||
23 | /* holds the state of the VGA core and extended Riva hw state from riva_hw.c. | |
24 | * From KGI originally. */ | |
25 | struct riva_regs { | |
26 | u8 attr[NUM_ATC_REGS]; | |
27 | u8 crtc[NUM_CRT_REGS]; | |
28 | u8 gra[NUM_GRC_REGS]; | |
29 | u8 seq[NUM_SEQ_REGS]; | |
30 | u8 misc_output; | |
31 | RIVA_HW_STATE ext; | |
32 | }; | |
33 | ||
34 | struct riva_par; | |
35 | ||
36 | struct riva_i2c_chan { | |
37 | struct riva_par *par; | |
38 | unsigned long ddc_base; | |
39 | struct i2c_adapter adapter; | |
40 | struct i2c_algo_bit_data algo; | |
41 | }; | |
42 | ||
43 | struct riva_par { | |
44 | RIVA_HW_INST riva; /* interface to riva_hw.c */ | |
45 | u32 pseudo_palette[16]; /* default palette */ | |
46 | u32 palette[16]; /* for Riva128 */ | |
47 | u8 __iomem *ctrl_base; /* virtual control register base addr */ | |
48 | unsigned dclk_max; /* max DCLK */ | |
49 | ||
50 | struct riva_regs initial_state; /* initial startup video mode */ | |
51 | struct riva_regs current_state; | |
52 | #ifdef CONFIG_X86 | |
53 | struct vgastate state; | |
54 | #endif | |
c4f28e54 JS |
55 | struct mutex open_lock; |
56 | unsigned int ref_count; | |
1da177e4 LT |
57 | unsigned char *EDID; |
58 | unsigned int Chipset; | |
59 | int forceCRTC; | |
60 | Bool SecondCRTC; | |
61 | int FlatPanel; | |
62 | struct pci_dev *pdev; | |
1da177e4 | 63 | int cursor_reset; |
04dc78b4 | 64 | int wc_cookie; |
1da177e4 LT |
65 | struct riva_i2c_chan chan[3]; |
66 | }; | |
67 | ||
68 | void riva_common_setup(struct riva_par *); | |
69 | unsigned long riva_get_memlen(struct riva_par *); | |
70 | unsigned long riva_get_maxdclk(struct riva_par *); | |
71 | void riva_delete_i2c_busses(struct riva_par *par); | |
72 | void riva_create_i2c_busses(struct riva_par *par); | |
73 | int riva_probe_i2c_connector(struct riva_par *par, int conn, u8 **out_edid); | |
74 | ||
75 | #endif /* __RIVAFB_H */ |