1
2#ifndef _INTELFB_H
3#define _INTELFB_H
4
5
6
7#include <linux/agp_backend.h>
8#include <linux/fb.h>
9
10#ifdef CONFIG_FB_INTEL_I2C
11#include <linux/i2c.h>
12#include <linux/i2c-algo-bit.h>
13#endif
14
15
16#define INTELFB_VERSION "0.9.6"
17#define INTELFB_MODULE_NAME "intelfb"
18#define SUPPORTED_CHIPSETS "830M/845G/852GM/855GM/865G/915G/915GM/945G/945GM/945GME/965G/965GM"
19
20
21
22
23#ifndef DEBUG
24#define DEBUG 0
25#endif
26
27#ifndef VERBOSE
28#define VERBOSE 0
29#endif
30
31#ifndef REGDUMP
32#define REGDUMP 0
33#endif
34
35#ifndef DETECT_VGA_CLASS_ONLY
36#define DETECT_VGA_CLASS_ONLY 1
37#endif
38
39#ifndef ALLOCATE_FOR_PANNING
40#define ALLOCATE_FOR_PANNING 1
41#endif
42
43#ifndef PREFERRED_MODE
44#define PREFERRED_MODE "1024x768-32@70"
45#endif
46
47
48
49
50#define INTELFB_FB_ACQUIRED 1
51#define INTELFB_MMIO_ACQUIRED 2
52
53
54#define PCI_DEVICE_ID_INTEL_830M 0x3577
55#define PCI_DEVICE_ID_INTEL_845G 0x2562
56#define PCI_DEVICE_ID_INTEL_85XGM 0x3582
57#define PCI_DEVICE_ID_INTEL_854 0x358E
58#define PCI_DEVICE_ID_INTEL_865G 0x2572
59#define PCI_DEVICE_ID_INTEL_915G 0x2582
60#define PCI_DEVICE_ID_INTEL_915GM 0x2592
61#define PCI_DEVICE_ID_INTEL_945G 0x2772
62#define PCI_DEVICE_ID_INTEL_945GM 0x27A2
63#define PCI_DEVICE_ID_INTEL_945GME 0x27AE
64#define PCI_DEVICE_ID_INTEL_965G 0x29A2
65#define PCI_DEVICE_ID_INTEL_965GM 0x2A02
66
67
68#define INTEL_REG_SIZE 0x80000
69
70#define STRIDE_ALIGNMENT 16
71#define STRIDE_ALIGNMENT_I9XX 64
72
73#define PALETTE_8_ENTRIES 256
74
75
76
77
78
79#define KB(x) ((x) * 1024)
80#define MB(x) ((x) * 1024 * 1024)
81#define BtoKB(x) ((x) / 1024)
82#define BtoMB(x) ((x) / 1024 / 1024)
83
84#define GTT_PAGE_SIZE KB(4)
85
86#define ROUND_UP_TO(x, y) (((x) + (y) - 1) / (y) * (y))
87#define ROUND_DOWN_TO(x, y) ((x) / (y) * (y))
88#define ROUND_UP_TO_PAGE(x) ROUND_UP_TO((x), GTT_PAGE_SIZE)
89#define ROUND_DOWN_TO_PAGE(x) ROUND_DOWN_TO((x), GTT_PAGE_SIZE)
90
91
92#define PFX INTELFB_MODULE_NAME ": "
93
94#define ERR_MSG(fmt, args...) printk(KERN_ERR PFX fmt, ## args)
95#define WRN_MSG(fmt, args...) printk(KERN_WARNING PFX fmt, ## args)
96#define NOT_MSG(fmt, args...) printk(KERN_NOTICE PFX fmt, ## args)
97#define INF_MSG(fmt, args...) printk(KERN_INFO PFX fmt, ## args)
98#if DEBUG
99#define DBG_MSG(fmt, args...) printk(KERN_DEBUG PFX fmt, ## args)
100#else
101#define DBG_MSG(fmt, args...) while (0) printk(fmt, ## args)
102#endif
103
104
105#define GET_DINFO(info) (info)->par
106
107
108#define ACCEL(d, i) \
109 ((d)->accel && !(d)->ring_lockup && \
110 ((i)->var.accel_flags & FB_ACCELF_TEXT))
111
112
113
114#define NOACCEL_CHIPSET(d) \
115 (0)
116
117#define FIXED_MODE(d) ((d)->fixed_mode)
118
119
120
121#define RINGBUFFER_SIZE KB(64)
122#define HW_CURSOR_SIZE KB(4)
123
124
125#define AGP_PHYSICAL_MEMORY 2
126
127
128
129
130#define MAX_OUTPUTS 6
131
132
133
134#define INTELFB_OUTPUT_UNUSED 0
135#define INTELFB_OUTPUT_ANALOG 1
136#define INTELFB_OUTPUT_DVO 2
137#define INTELFB_OUTPUT_SDVO 3
138#define INTELFB_OUTPUT_LVDS 4
139#define INTELFB_OUTPUT_TVOUT 5
140
141#define INTELFB_DVO_CHIP_NONE 0
142#define INTELFB_DVO_CHIP_LVDS 1
143#define INTELFB_DVO_CHIP_TMDS 2
144#define INTELFB_DVO_CHIP_TVOUT 4
145
146#define INTELFB_OUTPUT_PIPE_NC 0
147#define INTELFB_OUTPUT_PIPE_A 1
148#define INTELFB_OUTPUT_PIPE_B 2
149
150
151
152
153enum intel_chips {
154 INTEL_830M,
155 INTEL_845G,
156 INTEL_85XGM,
157 INTEL_852GM,
158 INTEL_852GME,
159 INTEL_854,
160 INTEL_855GM,
161 INTEL_855GME,
162 INTEL_865G,
163 INTEL_915G,
164 INTEL_915GM,
165 INTEL_945G,
166 INTEL_945GM,
167 INTEL_945GME,
168 INTEL_965G,
169 INTEL_965GM,
170};
171
172struct intelfb_hwstate {
173 u32 vga0_divisor;
174 u32 vga1_divisor;
175 u32 vga_pd;
176 u32 dpll_a;
177 u32 dpll_b;
178 u32 fpa0;
179 u32 fpa1;
180 u32 fpb0;
181 u32 fpb1;
182 u32 palette_a[PALETTE_8_ENTRIES];
183 u32 palette_b[PALETTE_8_ENTRIES];
184 u32 htotal_a;
185 u32 hblank_a;
186 u32 hsync_a;
187 u32 vtotal_a;
188 u32 vblank_a;
189 u32 vsync_a;
190 u32 src_size_a;
191 u32 bclrpat_a;
192 u32 htotal_b;
193 u32 hblank_b;
194 u32 hsync_b;
195 u32 vtotal_b;
196 u32 vblank_b;
197 u32 vsync_b;
198 u32 src_size_b;
199 u32 bclrpat_b;
200 u32 adpa;
201 u32 dvoa;
202 u32 dvob;
203 u32 dvoc;
204 u32 dvoa_srcdim;
205 u32 dvob_srcdim;
206 u32 dvoc_srcdim;
207 u32 lvds;
208 u32 pipe_a_conf;
209 u32 pipe_b_conf;
210 u32 disp_arb;
211 u32 cursor_a_control;
212 u32 cursor_b_control;
213 u32 cursor_a_base;
214 u32 cursor_b_base;
215 u32 cursor_size;
216 u32 disp_a_ctrl;
217 u32 disp_b_ctrl;
218 u32 disp_a_base;
219 u32 disp_b_base;
220 u32 cursor_a_palette[4];
221 u32 cursor_b_palette[4];
222 u32 disp_a_stride;
223 u32 disp_b_stride;
224 u32 vgacntrl;
225 u32 add_id;
226 u32 swf0x[7];
227 u32 swf1x[7];
228 u32 swf3x[3];
229 u32 fence[8];
230 u32 instpm;
231 u32 mem_mode;
232 u32 fw_blc_0;
233 u32 fw_blc_1;
234 u16 hwstam;
235 u16 ier;
236 u16 iir;
237 u16 imr;
238};
239
240struct intelfb_heap_data {
241 u32 physical;
242 u8 __iomem *virtual;
243 u32 offset;
244 u32 size;
245};
246
247#ifdef CONFIG_FB_INTEL_I2C
248struct intelfb_i2c_chan {
249 struct intelfb_info *dinfo;
250 u32 reg;
251 struct i2c_adapter adapter;
252 struct i2c_algo_bit_data algo;
253};
254#endif
255
256struct intelfb_output_rec {
257 int type;
258 int pipe;
259 int flags;
260
261#ifdef CONFIG_FB_INTEL_I2C
262 struct intelfb_i2c_chan i2c_bus;
263 struct intelfb_i2c_chan ddc_bus;
264#endif
265};
266
267struct intelfb_vsync {
268 wait_queue_head_t wait;
269 unsigned int count;
270 int pan_display;
271 u32 pan_offset;
272};
273
274struct intelfb_info {
275 struct fb_info *info;
276 const struct fb_ops *fbops;
277 struct pci_dev *pdev;
278
279 struct intelfb_hwstate save_state;
280
281
282 struct agp_memory *gtt_fb_mem;
283 struct agp_memory *gtt_ring_mem;
284 struct agp_memory *gtt_cursor_mem;
285
286
287 u8 fbmem_gart;
288
289 int wc_cookie;
290
291
292 struct intelfb_heap_data aperture;
293 struct intelfb_heap_data fb;
294 struct intelfb_heap_data ring;
295 struct intelfb_heap_data cursor;
296
297
298 u32 mmio_base_phys;
299 u8 __iomem *mmio_base;
300
301
302 u32 fb_start;
303
304
305 u32 ring_head;
306 u32 ring_tail;
307 u32 ring_tail_mask;
308 u32 ring_space;
309 u32 ring_lockup;
310
311
312 u32 pseudo_palette[16];
313
314
315 int pci_chipset;
316 int chipset;
317 const char *name;
318 int mobile;
319
320
321 int bpp, depth;
322 u32 visual;
323 int xres, yres, pitch;
324 int pixclock;
325
326
327 int pipe;
328
329
330 int accel;
331 int hwcursor;
332 int fixed_mode;
333 int ring_active;
334 int flag;
335 unsigned long irq_flags;
336 int open;
337
338
339 struct intelfb_vsync vsync;
340 spinlock_t int_lock;
341
342
343 int cursor_on;
344 int cursor_blanked;
345 u8 cursor_src[64];
346
347
348 int initial_vga;
349 struct fb_var_screeninfo initial_var;
350 u32 initial_fb_base;
351 u32 initial_video_ram;
352 u32 initial_pitch;
353
354
355 int registered;
356
357
358 int pll_index;
359
360
361 int num_outputs;
362 struct intelfb_output_rec output[MAX_OUTPUTS];
363};
364
365#define IS_I9XX(dinfo) (((dinfo)->chipset == INTEL_915G) || \
366 ((dinfo)->chipset == INTEL_915GM) || \
367 ((dinfo)->chipset == INTEL_945G) || \
368 ((dinfo)->chipset == INTEL_945GM) || \
369 ((dinfo)->chipset == INTEL_945GME) || \
370 ((dinfo)->chipset == INTEL_965G) || \
371 ((dinfo)->chipset == INTEL_965GM))
372
373
374
375extern int intelfb_var_to_depth(const struct fb_var_screeninfo *var);
376
377#ifdef CONFIG_FB_INTEL_I2C
378extern void intelfb_create_i2c_busses(struct intelfb_info *dinfo);
379extern void intelfb_delete_i2c_busses(struct intelfb_info *dinfo);
380#endif
381
382#endif
383