1#ifndef _INTELFB_H
2#define _INTELFB_H
3
4
5
6#include <linux/agp_backend.h>
7#include <linux/fb.h>
8
9#ifdef CONFIG_FB_INTEL_I2C
10#include <linux/i2c.h>
11#include <linux/i2c-algo-bit.h>
12#endif
13
14
15#define INTELFB_VERSION "0.9.6"
16#define INTELFB_MODULE_NAME "intelfb"
17#define SUPPORTED_CHIPSETS "830M/845G/852GM/855GM/865G/915G/915GM/945G/945GM/945GME/965G/965GM"
18
19
20
21
22#ifndef DEBUG
23#define DEBUG 0
24#endif
25
26#ifndef VERBOSE
27#define VERBOSE 0
28#endif
29
30#ifndef REGDUMP
31#define REGDUMP 0
32#endif
33
34#ifndef DETECT_VGA_CLASS_ONLY
35#define DETECT_VGA_CLASS_ONLY 1
36#endif
37
38#ifndef ALLOCATE_FOR_PANNING
39#define ALLOCATE_FOR_PANNING 1
40#endif
41
42#ifndef PREFERRED_MODE
43#define PREFERRED_MODE "1024x768-32@70"
44#endif
45
46
47
48
49#define INTELFB_FB_ACQUIRED 1
50#define INTELFB_MMIO_ACQUIRED 2
51
52
53#define PCI_DEVICE_ID_INTEL_830M 0x3577
54#define PCI_DEVICE_ID_INTEL_845G 0x2562
55#define PCI_DEVICE_ID_INTEL_85XGM 0x3582
56#define PCI_DEVICE_ID_INTEL_854 0x358E
57#define PCI_DEVICE_ID_INTEL_865G 0x2572
58#define PCI_DEVICE_ID_INTEL_915G 0x2582
59#define PCI_DEVICE_ID_INTEL_915GM 0x2592
60#define PCI_DEVICE_ID_INTEL_945G 0x2772
61#define PCI_DEVICE_ID_INTEL_945GM 0x27A2
62#define PCI_DEVICE_ID_INTEL_945GME 0x27AE
63#define PCI_DEVICE_ID_INTEL_965G 0x29A2
64#define PCI_DEVICE_ID_INTEL_965GM 0x2A02
65
66
67#define INTEL_REG_SIZE 0x80000
68
69#define STRIDE_ALIGNMENT 16
70#define STRIDE_ALIGNMENT_I9XX 64
71
72#define PALETTE_8_ENTRIES 256
73
74
75
76
77
78#define KB(x) ((x) * 1024)
79#define MB(x) ((x) * 1024 * 1024)
80#define BtoKB(x) ((x) / 1024)
81#define BtoMB(x) ((x) / 1024 / 1024)
82
83#define GTT_PAGE_SIZE KB(4)
84
85#define ROUND_UP_TO(x, y) (((x) + (y) - 1) / (y) * (y))
86#define ROUND_DOWN_TO(x, y) ((x) / (y) * (y))
87#define ROUND_UP_TO_PAGE(x) ROUND_UP_TO((x), GTT_PAGE_SIZE)
88#define ROUND_DOWN_TO_PAGE(x) ROUND_DOWN_TO((x), GTT_PAGE_SIZE)
89
90
91#define PFX INTELFB_MODULE_NAME ": "
92
93#define ERR_MSG(fmt, args...) printk(KERN_ERR PFX fmt, ## args)
94#define WRN_MSG(fmt, args...) printk(KERN_WARNING PFX fmt, ## args)
95#define NOT_MSG(fmt, args...) printk(KERN_NOTICE PFX fmt, ## args)
96#define INF_MSG(fmt, args...) printk(KERN_INFO PFX fmt, ## args)
97#if DEBUG
98#define DBG_MSG(fmt, args...) printk(KERN_DEBUG PFX fmt, ## args)
99#else
100#define DBG_MSG(fmt, args...) while (0) printk(fmt, ## args)
101#endif
102
103
104#define GET_DINFO(info) (info)->par
105
106
107#define ACCEL(d, i) \
108 ((d)->accel && !(d)->ring_lockup && \
109 ((i)->var.accel_flags & FB_ACCELF_TEXT))
110
111
112
113#define NOACCEL_CHIPSET(d) \
114 (0)
115
116#define FIXED_MODE(d) ((d)->fixed_mode)
117
118
119
120#define RINGBUFFER_SIZE KB(64)
121#define HW_CURSOR_SIZE KB(4)
122
123
124#define AGP_PHYSICAL_MEMORY 2
125
126
127
128
129#define MAX_OUTPUTS 6
130
131
132
133#define INTELFB_OUTPUT_UNUSED 0
134#define INTELFB_OUTPUT_ANALOG 1
135#define INTELFB_OUTPUT_DVO 2
136#define INTELFB_OUTPUT_SDVO 3
137#define INTELFB_OUTPUT_LVDS 4
138#define INTELFB_OUTPUT_TVOUT 5
139
140#define INTELFB_DVO_CHIP_NONE 0
141#define INTELFB_DVO_CHIP_LVDS 1
142#define INTELFB_DVO_CHIP_TMDS 2
143#define INTELFB_DVO_CHIP_TVOUT 4
144
145#define INTELFB_OUTPUT_PIPE_NC 0
146#define INTELFB_OUTPUT_PIPE_A 1
147#define INTELFB_OUTPUT_PIPE_B 2
148
149
150
151
152enum intel_chips {
153 INTEL_830M,
154 INTEL_845G,
155 INTEL_85XGM,
156 INTEL_852GM,
157 INTEL_852GME,
158 INTEL_854,
159 INTEL_855GM,
160 INTEL_855GME,
161 INTEL_865G,
162 INTEL_915G,
163 INTEL_915GM,
164 INTEL_945G,
165 INTEL_945GM,
166 INTEL_945GME,
167 INTEL_965G,
168 INTEL_965GM,
169};
170
171struct intelfb_hwstate {
172 u32 vga0_divisor;
173 u32 vga1_divisor;
174 u32 vga_pd;
175 u32 dpll_a;
176 u32 dpll_b;
177 u32 fpa0;
178 u32 fpa1;
179 u32 fpb0;
180 u32 fpb1;
181 u32 palette_a[PALETTE_8_ENTRIES];
182 u32 palette_b[PALETTE_8_ENTRIES];
183 u32 htotal_a;
184 u32 hblank_a;
185 u32 hsync_a;
186 u32 vtotal_a;
187 u32 vblank_a;
188 u32 vsync_a;
189 u32 src_size_a;
190 u32 bclrpat_a;
191 u32 htotal_b;
192 u32 hblank_b;
193 u32 hsync_b;
194 u32 vtotal_b;
195 u32 vblank_b;
196 u32 vsync_b;
197 u32 src_size_b;
198 u32 bclrpat_b;
199 u32 adpa;
200 u32 dvoa;
201 u32 dvob;
202 u32 dvoc;
203 u32 dvoa_srcdim;
204 u32 dvob_srcdim;
205 u32 dvoc_srcdim;
206 u32 lvds;
207 u32 pipe_a_conf;
208 u32 pipe_b_conf;
209 u32 disp_arb;
210 u32 cursor_a_control;
211 u32 cursor_b_control;
212 u32 cursor_a_base;
213 u32 cursor_b_base;
214 u32 cursor_size;
215 u32 disp_a_ctrl;
216 u32 disp_b_ctrl;
217 u32 disp_a_base;
218 u32 disp_b_base;
219 u32 cursor_a_palette[4];
220 u32 cursor_b_palette[4];
221 u32 disp_a_stride;
222 u32 disp_b_stride;
223 u32 vgacntrl;
224 u32 add_id;
225 u32 swf0x[7];
226 u32 swf1x[7];
227 u32 swf3x[3];
228 u32 fence[8];
229 u32 instpm;
230 u32 mem_mode;
231 u32 fw_blc_0;
232 u32 fw_blc_1;
233 u16 hwstam;
234 u16 ier;
235 u16 iir;
236 u16 imr;
237};
238
239struct intelfb_heap_data {
240 u32 physical;
241 u8 __iomem *virtual;
242 u32 offset;
243 u32 size;
244};
245
246#ifdef CONFIG_FB_INTEL_I2C
247struct intelfb_i2c_chan {
248 struct intelfb_info *dinfo;
249 u32 reg;
250 struct i2c_adapter adapter;
251 struct i2c_algo_bit_data algo;
252};
253#endif
254
255struct intelfb_output_rec {
256 int type;
257 int pipe;
258 int flags;
259
260#ifdef CONFIG_FB_INTEL_I2C
261 struct intelfb_i2c_chan i2c_bus;
262 struct intelfb_i2c_chan ddc_bus;
263#endif
264};
265
266struct intelfb_vsync {
267 wait_queue_head_t wait;
268 unsigned int count;
269 int pan_display;
270 u32 pan_offset;
271};
272
273struct intelfb_info {
274 struct fb_info *info;
275 struct fb_ops *fbops;
276 struct pci_dev *pdev;
277
278 struct intelfb_hwstate save_state;
279
280
281 struct agp_memory *gtt_fb_mem;
282 struct agp_memory *gtt_ring_mem;
283 struct agp_memory *gtt_cursor_mem;
284
285
286 u8 fbmem_gart;
287
288
289 int mtrr_reg;
290 u32 has_mtrr;
291
292
293 struct intelfb_heap_data aperture;
294 struct intelfb_heap_data fb;
295 struct intelfb_heap_data ring;
296 struct intelfb_heap_data cursor;
297
298
299 u32 mmio_base_phys;
300 u8 __iomem *mmio_base;
301
302
303 u32 fb_start;
304
305
306 u32 ring_head;
307 u32 ring_tail;
308 u32 ring_tail_mask;
309 u32 ring_space;
310 u32 ring_lockup;
311
312
313 u32 pseudo_palette[16];
314
315
316 int pci_chipset;
317 int chipset;
318 const char *name;
319 int mobile;
320
321
322 int bpp, depth;
323 u32 visual;
324 int xres, yres, pitch;
325 int pixclock;
326
327
328 int pipe;
329
330
331 int accel;
332 int hwcursor;
333 int fixed_mode;
334 int ring_active;
335 int flag;
336 unsigned long irq_flags;
337 int open;
338
339
340 struct intelfb_vsync vsync;
341 spinlock_t int_lock;
342
343
344 int cursor_on;
345 int cursor_blanked;
346 u8 cursor_src[64];
347
348
349 int initial_vga;
350 struct fb_var_screeninfo initial_var;
351 u32 initial_fb_base;
352 u32 initial_video_ram;
353 u32 initial_pitch;
354
355
356 int registered;
357
358
359 int pll_index;
360
361
362 int num_outputs;
363 struct intelfb_output_rec output[MAX_OUTPUTS];
364};
365
366#define IS_I9XX(dinfo) (((dinfo)->chipset == INTEL_915G) || \
367 ((dinfo)->chipset == INTEL_915GM) || \
368 ((dinfo)->chipset == INTEL_945G) || \
369 ((dinfo)->chipset == INTEL_945GM) || \
370 ((dinfo)->chipset == INTEL_945GME) || \
371 ((dinfo)->chipset == INTEL_965G) || \
372 ((dinfo)->chipset == INTEL_965GM))
373
374
375
376extern int intelfb_var_to_depth(const struct fb_var_screeninfo *var);
377
378#ifdef CONFIG_FB_INTEL_I2C
379extern void intelfb_create_i2c_busses(struct intelfb_info *dinfo);
380extern void intelfb_delete_i2c_busses(struct intelfb_info *dinfo);
381#endif
382
383#endif
384