drm: update DRM sysfs support
[deliverable/linux.git] / drivers / char / drm / i915_drv.h
CommitLineData
1da177e4
LT
1/* i915_drv.h -- Private header for the I915 driver -*- linux-c -*-
2 */
0d6aa60b 3/*
bc54fd1a 4 *
1da177e4
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5 * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
6 * All Rights Reserved.
bc54fd1a
DA
7 *
8 * Permission is hereby granted, free of charge, to any person obtaining a
9 * copy of this software and associated documentation files (the
10 * "Software"), to deal in the Software without restriction, including
11 * without limitation the rights to use, copy, modify, merge, publish,
12 * distribute, sub license, and/or sell copies of the Software, and to
13 * permit persons to whom the Software is furnished to do so, subject to
14 * the following conditions:
15 *
16 * The above copyright notice and this permission notice (including the
17 * next paragraph) shall be included in all copies or substantial portions
18 * of the Software.
19 *
20 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
21 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
22 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
23 * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
24 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
25 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
26 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
27 *
0d6aa60b 28 */
1da177e4
LT
29
30#ifndef _I915_DRV_H_
31#define _I915_DRV_H_
32
33/* General customization:
34 */
35
36#define DRIVER_AUTHOR "Tungsten Graphics, Inc."
37
38#define DRIVER_NAME "i915"
39#define DRIVER_DESC "Intel Graphics"
de227f5f 40#define DRIVER_DATE "20060119"
1da177e4
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41
42/* Interface history:
43 *
44 * 1.1: Original.
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DA
45 * 1.2: Add Power Management
46 * 1.3: Add vblank support
de227f5f 47 * 1.4: Fix cmdbuffer path, add heap destroy
702880f2 48 * 1.5: Add vblank pipe configuration
2228ed67
MCA
49 * 1.6: - New ioctl for scheduling buffer swaps on vertical blank
50 * - Support vertical blank on secondary display pipe
1da177e4
LT
51 */
52#define DRIVER_MAJOR 1
2228ed67 53#define DRIVER_MINOR 6
1da177e4
LT
54#define DRIVER_PATCHLEVEL 0
55
1da177e4
LT
56typedef struct _drm_i915_ring_buffer {
57 int tail_mask;
58 unsigned long Start;
59 unsigned long End;
60 unsigned long Size;
61 u8 *virtual_start;
62 int head;
63 int tail;
64 int space;
65 drm_local_map_t map;
66} drm_i915_ring_buffer_t;
67
68struct mem_block {
69 struct mem_block *next;
70 struct mem_block *prev;
71 int start;
72 int size;
6c340eac 73 struct drm_file *file_priv; /* NULL: free, -1: heap, other: real files */
1da177e4
LT
74};
75
a6b54f3f
MCA
76typedef struct _drm_i915_vbl_swap {
77 struct list_head head;
78 drm_drawable_t drw_id;
79 unsigned int pipe;
80 unsigned int sequence;
81} drm_i915_vbl_swap_t;
82
1da177e4
LT
83typedef struct drm_i915_private {
84 drm_local_map_t *sarea;
85 drm_local_map_t *mmio_map;
86
87 drm_i915_sarea_t *sarea_priv;
88 drm_i915_ring_buffer_t ring;
89
9c8da5eb 90 drm_dma_handle_t *status_page_dmah;
1da177e4 91 void *hw_status_page;
1da177e4 92 dma_addr_t dma_status_page;
9c8da5eb 93 unsigned long counter;
dc7a9319
WZ
94 unsigned int status_gfx_addr;
95 drm_local_map_t hws_map;
1da177e4 96
a6b54f3f 97 unsigned int cpp;
1da177e4
LT
98 int back_offset;
99 int front_offset;
100 int current_page;
101 int page_flipping;
102 int use_mi_batchbuffer_start;
103
104 wait_queue_head_t irq_queue;
105 atomic_t irq_received;
106 atomic_t irq_emitted;
107
108 int tex_lru_log_granularity;
109 int allow_batchbuffer;
110 struct mem_block *agp_heap;
0d6aa60b 111 unsigned int sr01, adpa, ppcr, dvob, dvoc, lvds;
702880f2 112 int vblank_pipe;
a6b54f3f
MCA
113
114 spinlock_t swaps_lock;
115 drm_i915_vbl_swap_t vbl_swaps;
116 unsigned int swaps_pending;
1da177e4
LT
117} drm_i915_private_t;
118
c153f45f 119extern struct drm_ioctl_desc i915_ioctls[];
b3a83639
DA
120extern int i915_max_ioctl;
121
1da177e4 122 /* i915_dma.c */
84b1fd10 123extern void i915_kernel_lost_context(struct drm_device * dev);
22eae947 124extern int i915_driver_load(struct drm_device *, unsigned long flags);
84b1fd10 125extern void i915_driver_lastclose(struct drm_device * dev);
6c340eac
EA
126extern void i915_driver_preclose(struct drm_device *dev,
127 struct drm_file *file_priv);
84b1fd10 128extern int i915_driver_device_is_agp(struct drm_device * dev);
0d6aa60b
DA
129extern long i915_compat_ioctl(struct file *filp, unsigned int cmd,
130 unsigned long arg);
1da177e4
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131
132/* i915_irq.c */
c153f45f
EA
133extern int i915_irq_emit(struct drm_device *dev, void *data,
134 struct drm_file *file_priv);
135extern int i915_irq_wait(struct drm_device *dev, void *data,
136 struct drm_file *file_priv);
1da177e4 137
84b1fd10
DA
138extern int i915_driver_vblank_wait(struct drm_device *dev, unsigned int *sequence);
139extern int i915_driver_vblank_wait2(struct drm_device *dev, unsigned int *sequence);
1da177e4 140extern irqreturn_t i915_driver_irq_handler(DRM_IRQ_ARGS);
84b1fd10
DA
141extern void i915_driver_irq_preinstall(struct drm_device * dev);
142extern void i915_driver_irq_postinstall(struct drm_device * dev);
143extern void i915_driver_irq_uninstall(struct drm_device * dev);
c153f45f
EA
144extern int i915_vblank_pipe_set(struct drm_device *dev, void *data,
145 struct drm_file *file_priv);
146extern int i915_vblank_pipe_get(struct drm_device *dev, void *data,
147 struct drm_file *file_priv);
148extern int i915_vblank_swap(struct drm_device *dev, void *data,
149 struct drm_file *file_priv);
1da177e4
LT
150
151/* i915_mem.c */
c153f45f
EA
152extern int i915_mem_alloc(struct drm_device *dev, void *data,
153 struct drm_file *file_priv);
154extern int i915_mem_free(struct drm_device *dev, void *data,
155 struct drm_file *file_priv);
156extern int i915_mem_init_heap(struct drm_device *dev, void *data,
157 struct drm_file *file_priv);
158extern int i915_mem_destroy_heap(struct drm_device *dev, void *data,
159 struct drm_file *file_priv);
1da177e4 160extern void i915_mem_takedown(struct mem_block **heap);
84b1fd10 161extern void i915_mem_release(struct drm_device * dev,
6c340eac 162 struct drm_file *file_priv, struct mem_block *heap);
1da177e4 163
0d6aa60b
DA
164#define I915_READ(reg) DRM_READ32(dev_priv->mmio_map, (reg))
165#define I915_WRITE(reg,val) DRM_WRITE32(dev_priv->mmio_map, (reg), (val))
bc5f4523 166#define I915_READ16(reg) DRM_READ16(dev_priv->mmio_map, (reg))
0d6aa60b 167#define I915_WRITE16(reg,val) DRM_WRITE16(dev_priv->mmio_map, (reg), (val))
1da177e4
LT
168
169#define I915_VERBOSE 0
170
171#define RING_LOCALS unsigned int outring, ringmask, outcount; \
172 volatile char *virt;
173
174#define BEGIN_LP_RING(n) do { \
175 if (I915_VERBOSE) \
176 DRM_DEBUG("BEGIN_LP_RING(%d) in %s\n", \
c29b669c
AH
177 (n), __FUNCTION__); \
178 if (dev_priv->ring.space < (n)*4) \
179 i915_wait_ring(dev, (n)*4, __FUNCTION__); \
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LT
180 outcount = 0; \
181 outring = dev_priv->ring.tail; \
182 ringmask = dev_priv->ring.tail_mask; \
183 virt = dev_priv->ring.virtual_start; \
184} while (0)
185
186#define OUT_RING(n) do { \
187 if (I915_VERBOSE) DRM_DEBUG(" OUT_RING %x\n", (int)(n)); \
c29b669c 188 *(volatile unsigned int *)(virt + outring) = (n); \
1da177e4
LT
189 outcount++; \
190 outring += 4; \
191 outring &= ringmask; \
192} while (0)
193
194#define ADVANCE_LP_RING() do { \
195 if (I915_VERBOSE) DRM_DEBUG("ADVANCE_LP_RING %x\n", outring); \
196 dev_priv->ring.tail = outring; \
197 dev_priv->ring.space -= outcount * 4; \
198 I915_WRITE(LP_RING + RING_TAIL, outring); \
199} while(0)
200
84b1fd10 201extern int i915_wait_ring(struct drm_device * dev, int n, const char *caller);
1da177e4 202
bc5f4523 203#define GFX_OP_USER_INTERRUPT ((0<<29)|(2<<23))
1da177e4
LT
204#define GFX_OP_BREAKPOINT_INTERRUPT ((0<<29)|(1<<23))
205#define CMD_REPORT_HEAD (7<<23)
206#define CMD_STORE_DWORD_IDX ((0x21<<23) | 0x1)
207#define CMD_OP_BATCH_BUFFER ((0x0<<29)|(0x30<<23)|0x1)
208
209#define INST_PARSER_CLIENT 0x00000000
210#define INST_OP_FLUSH 0x02000000
211#define INST_FLUSH_MAP_CACHE 0x00000001
212
213#define BB1_START_ADDR_MASK (~0x7)
214#define BB1_PROTECTED (1<<0)
215#define BB1_UNPROTECTED (0<<0)
216#define BB2_END_ADDR_MASK (~0x7)
217
218#define I915REG_HWSTAM 0x02098
219#define I915REG_INT_IDENTITY_R 0x020a4
bc5f4523 220#define I915REG_INT_MASK_R 0x020a8
1da177e4
LT
221#define I915REG_INT_ENABLE_R 0x020a0
222
e4a7b1d1
DA
223#define I915REG_PIPEASTAT 0x70024
224#define I915REG_PIPEBSTAT 0x71024
225
226#define I915_VBLANK_INTERRUPT_ENABLE (1UL<<17)
227#define I915_VBLANK_CLEAR (1UL<<1)
228
1da177e4
LT
229#define SRX_INDEX 0x3c4
230#define SRX_DATA 0x3c5
231#define SR01 1
bc5f4523 232#define SR01_SCREEN_OFF (1<<5)
1da177e4
LT
233
234#define PPCR 0x61204
235#define PPCR_ON (1<<0)
236
0d6aa60b
DA
237#define DVOB 0x61140
238#define DVOB_ON (1<<31)
239#define DVOC 0x61160
240#define DVOC_ON (1<<31)
241#define LVDS 0x61180
242#define LVDS_ON (1<<31)
243
1da177e4
LT
244#define ADPA 0x61100
245#define ADPA_DPMS_MASK (~(3<<10))
246#define ADPA_DPMS_ON (0<<10)
247#define ADPA_DPMS_SUSPEND (1<<10)
248#define ADPA_DPMS_STANDBY (2<<10)
249#define ADPA_DPMS_OFF (3<<10)
250
251#define NOPID 0x2094
bc5f4523
DA
252#define LP_RING 0x2030
253#define HP_RING 0x2040
254#define RING_TAIL 0x00
1da177e4 255#define TAIL_ADDR 0x001FFFF8
bc5f4523
DA
256#define RING_HEAD 0x04
257#define HEAD_WRAP_COUNT 0xFFE00000
258#define HEAD_WRAP_ONE 0x00200000
259#define HEAD_ADDR 0x001FFFFC
260#define RING_START 0x08
261#define START_ADDR 0x0xFFFFF000
262#define RING_LEN 0x0C
263#define RING_NR_PAGES 0x001FF000
264#define RING_REPORT_MASK 0x00000006
265#define RING_REPORT_64K 0x00000002
266#define RING_REPORT_128K 0x00000004
267#define RING_NO_REPORT 0x00000000
268#define RING_VALID_MASK 0x00000001
269#define RING_VALID 0x00000001
270#define RING_INVALID 0x00000000
1da177e4
LT
271
272#define GFX_OP_SCISSOR ((0x3<<29)|(0x1c<<24)|(0x10<<19))
273#define SC_UPDATE_SCISSOR (0x1<<1)
274#define SC_ENABLE_MASK (0x1<<0)
275#define SC_ENABLE (0x1<<0)
276
277#define GFX_OP_SCISSOR_INFO ((0x3<<29)|(0x1d<<24)|(0x81<<16)|(0x1))
278#define SCI_YMIN_MASK (0xffff<<16)
279#define SCI_XMIN_MASK (0xffff<<0)
280#define SCI_YMAX_MASK (0xffff<<16)
281#define SCI_XMAX_MASK (0xffff<<0)
282
283#define GFX_OP_SCISSOR_ENABLE ((0x3<<29)|(0x1c<<24)|(0x10<<19))
284#define GFX_OP_SCISSOR_RECT ((0x3<<29)|(0x1d<<24)|(0x81<<16)|1)
285#define GFX_OP_COLOR_FACTOR ((0x3<<29)|(0x1d<<24)|(0x1<<16)|0x0)
286#define GFX_OP_STIPPLE ((0x3<<29)|(0x1d<<24)|(0x83<<16))
287#define GFX_OP_MAP_INFO ((0x3<<29)|(0x1d<<24)|0x4)
288#define GFX_OP_DESTBUFFER_VARS ((0x3<<29)|(0x1d<<24)|(0x85<<16)|0x0)
289#define GFX_OP_DRAWRECT_INFO ((0x3<<29)|(0x1d<<24)|(0x80<<16)|(0x3))
290
c29b669c
AH
291#define GFX_OP_DRAWRECT_INFO_I965 ((0x7900<<16)|0x2)
292
a6b54f3f
MCA
293#define XY_SRC_COPY_BLT_CMD ((2<<29)|(0x53<<22)|6)
294#define XY_SRC_COPY_BLT_WRITE_ALPHA (1<<21)
295#define XY_SRC_COPY_BLT_WRITE_RGB (1<<20)
296
bc5f4523
DA
297#define MI_BATCH_BUFFER ((0x30<<23)|1)
298#define MI_BATCH_BUFFER_START (0x31<<23)
299#define MI_BATCH_BUFFER_END (0xA<<23)
1da177e4 300#define MI_BATCH_NON_SECURE (1)
21f16289 301#define MI_BATCH_NON_SECURE_I965 (1<<8)
1da177e4
LT
302
303#define MI_WAIT_FOR_EVENT ((0x3<<23))
304#define MI_WAIT_FOR_PLANE_A_FLIP (1<<2)
305#define MI_WAIT_FOR_PLANE_A_SCANLINES (1<<1)
306
307#define MI_LOAD_SCAN_LINES_INCL ((0x12<<23))
308
309#define CMD_OP_DISPLAYBUFFER_INFO ((0x0<<29)|(0x14<<23)|2)
310#define ASYNC_FLIP (1<<22)
311
312#define CMD_OP_DESTBUFFER_INFO ((0x3<<29)|(0x1d<<24)|(0x8e<<16)|1)
313
0d6aa60b
DA
314#define READ_BREADCRUMB(dev_priv) (((u32 *)(dev_priv->hw_status_page))[5])
315
1da177e4 316#endif
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