Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | #ifndef __RIVAFB_H |
| 2 | #define __RIVAFB_H |
| 3 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4 | #include <linux/fb.h> |
| 5 | #include <video/vga.h> |
| 6 | #include <linux/i2c.h> |
| 7 | #include <linux/i2c-id.h> |
| 8 | #include <linux/i2c-algo-bit.h> |
| 9 | |
| 10 | #include "riva_hw.h" |
| 11 | |
| 12 | /* GGI compatibility macros */ |
| 13 | #define NUM_SEQ_REGS 0x05 |
| 14 | #define NUM_CRT_REGS 0x41 |
| 15 | #define NUM_GRC_REGS 0x09 |
| 16 | #define NUM_ATC_REGS 0x15 |
| 17 | |
| 18 | /* I2C */ |
| 19 | #define DDC_SCL_READ_MASK (1 << 2) |
| 20 | #define DDC_SCL_WRITE_MASK (1 << 5) |
| 21 | #define DDC_SDA_READ_MASK (1 << 3) |
| 22 | #define DDC_SDA_WRITE_MASK (1 << 4) |
| 23 | |
| 24 | /* holds the state of the VGA core and extended Riva hw state from riva_hw.c. |
| 25 | * From KGI originally. */ |
| 26 | struct riva_regs { |
| 27 | u8 attr[NUM_ATC_REGS]; |
| 28 | u8 crtc[NUM_CRT_REGS]; |
| 29 | u8 gra[NUM_GRC_REGS]; |
| 30 | u8 seq[NUM_SEQ_REGS]; |
| 31 | u8 misc_output; |
| 32 | RIVA_HW_STATE ext; |
| 33 | }; |
| 34 | |
| 35 | struct riva_par; |
| 36 | |
| 37 | struct riva_i2c_chan { |
| 38 | struct riva_par *par; |
| 39 | unsigned long ddc_base; |
| 40 | struct i2c_adapter adapter; |
| 41 | struct i2c_algo_bit_data algo; |
| 42 | }; |
| 43 | |
| 44 | struct riva_par { |
| 45 | RIVA_HW_INST riva; /* interface to riva_hw.c */ |
| 46 | u32 pseudo_palette[16]; /* default palette */ |
| 47 | u32 palette[16]; /* for Riva128 */ |
| 48 | u8 __iomem *ctrl_base; /* virtual control register base addr */ |
| 49 | unsigned dclk_max; /* max DCLK */ |
| 50 | |
| 51 | struct riva_regs initial_state; /* initial startup video mode */ |
| 52 | struct riva_regs current_state; |
| 53 | #ifdef CONFIG_X86 |
| 54 | struct vgastate state; |
| 55 | #endif |
| 56 | atomic_t ref_count; |
| 57 | unsigned char *EDID; |
| 58 | unsigned int Chipset; |
| 59 | int forceCRTC; |
| 60 | Bool SecondCRTC; |
| 61 | int FlatPanel; |
| 62 | struct pci_dev *pdev; |
| 63 | int bus; |
| 64 | int cursor_reset; |
| 65 | #ifdef CONFIG_MTRR |
| 66 | struct { int vram; int vram_valid; } mtrr; |
| 67 | #endif |
| 68 | struct riva_i2c_chan chan[3]; |
| 69 | }; |
| 70 | |
| 71 | void riva_common_setup(struct riva_par *); |
| 72 | unsigned long riva_get_memlen(struct riva_par *); |
| 73 | unsigned long riva_get_maxdclk(struct riva_par *); |
| 74 | void riva_delete_i2c_busses(struct riva_par *par); |
| 75 | void riva_create_i2c_busses(struct riva_par *par); |
| 76 | int riva_probe_i2c_connector(struct riva_par *par, int conn, u8 **out_edid); |
| 77 | |
| 78 | #endif /* __RIVAFB_H */ |