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f26c473c DA |
1 | /* radeon_cp.c -- CP support for Radeon -*- linux-c -*- */ |
2 | /* | |
1da177e4 LT |
3 | * Copyright 2000 Precision Insight, Inc., Cedar Park, Texas. |
4 | * Copyright 2000 VA Linux Systems, Inc., Fremont, California. | |
45e51905 | 5 | * Copyright 2007 Advanced Micro Devices, Inc. |
1da177e4 LT |
6 | * All Rights Reserved. |
7 | * | |
8 | * Permission is hereby granted, free of charge, to any person obtaining a | |
9 | * copy of this software and associated documentation files (the "Software"), | |
10 | * to deal in the Software without restriction, including without limitation | |
11 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, | |
12 | * and/or sell copies of the Software, and to permit persons to whom the | |
13 | * Software is furnished to do so, subject to the following conditions: | |
14 | * | |
15 | * The above copyright notice and this permission notice (including the next | |
16 | * paragraph) shall be included in all copies or substantial portions of the | |
17 | * Software. | |
18 | * | |
19 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
20 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
21 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | |
22 | * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR | |
23 | * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, | |
24 | * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER | |
25 | * DEALINGS IN THE SOFTWARE. | |
26 | * | |
27 | * Authors: | |
28 | * Kevin E. Martin <martin@valinux.com> | |
29 | * Gareth Hughes <gareth@valinux.com> | |
30 | */ | |
31 | ||
32 | #include "drmP.h" | |
33 | #include "drm.h" | |
7c1c2871 | 34 | #include "drm_sarea.h" |
1da177e4 LT |
35 | #include "radeon_drm.h" |
36 | #include "radeon_drv.h" | |
414ed537 | 37 | #include "r300_reg.h" |
1da177e4 | 38 | |
9f18409e AD |
39 | #include "radeon_microcode.h" |
40 | ||
1da177e4 LT |
41 | #define RADEON_FIFO_DEBUG 0 |
42 | ||
84b1fd10 | 43 | static int radeon_do_cleanup_cp(struct drm_device * dev); |
54f961a6 | 44 | static void radeon_do_cp_start(drm_radeon_private_t * dev_priv); |
1da177e4 | 45 | |
45e51905 | 46 | static u32 R500_READ_MCIND(drm_radeon_private_t *dev_priv, int addr) |
3d5e2c13 DA |
47 | { |
48 | u32 ret; | |
49 | RADEON_WRITE(R520_MC_IND_INDEX, 0x7f0000 | (addr & 0xff)); | |
50 | ret = RADEON_READ(R520_MC_IND_DATA); | |
51 | RADEON_WRITE(R520_MC_IND_INDEX, 0); | |
52 | return ret; | |
53 | } | |
54 | ||
45e51905 AD |
55 | static u32 RS480_READ_MCIND(drm_radeon_private_t *dev_priv, int addr) |
56 | { | |
57 | u32 ret; | |
58 | RADEON_WRITE(RS480_NB_MC_INDEX, addr & 0xff); | |
59 | ret = RADEON_READ(RS480_NB_MC_DATA); | |
60 | RADEON_WRITE(RS480_NB_MC_INDEX, 0xff); | |
61 | return ret; | |
62 | } | |
63 | ||
60f92683 MC |
64 | static u32 RS690_READ_MCIND(drm_radeon_private_t *dev_priv, int addr) |
65 | { | |
45e51905 | 66 | u32 ret; |
60f92683 | 67 | RADEON_WRITE(RS690_MC_INDEX, (addr & RS690_MC_INDEX_MASK)); |
45e51905 AD |
68 | ret = RADEON_READ(RS690_MC_DATA); |
69 | RADEON_WRITE(RS690_MC_INDEX, RS690_MC_INDEX_MASK); | |
70 | return ret; | |
71 | } | |
72 | ||
73 | static u32 IGP_READ_MCIND(drm_radeon_private_t *dev_priv, int addr) | |
74 | { | |
f0738e92 AD |
75 | if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS690) || |
76 | ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS740)) | |
45e51905 AD |
77 | return RS690_READ_MCIND(dev_priv, addr); |
78 | else | |
79 | return RS480_READ_MCIND(dev_priv, addr); | |
60f92683 MC |
80 | } |
81 | ||
3d5e2c13 DA |
82 | u32 radeon_read_fb_location(drm_radeon_private_t *dev_priv) |
83 | { | |
84 | ||
85 | if ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV515) | |
45e51905 | 86 | return R500_READ_MCIND(dev_priv, RV515_MC_FB_LOCATION); |
f0738e92 AD |
87 | else if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS690) || |
88 | ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS740)) | |
60f92683 | 89 | return RS690_READ_MCIND(dev_priv, RS690_MC_FB_LOCATION); |
3d5e2c13 | 90 | else if ((dev_priv->flags & RADEON_FAMILY_MASK) > CHIP_RV515) |
45e51905 | 91 | return R500_READ_MCIND(dev_priv, R520_MC_FB_LOCATION); |
3d5e2c13 DA |
92 | else |
93 | return RADEON_READ(RADEON_MC_FB_LOCATION); | |
94 | } | |
95 | ||
96 | static void radeon_write_fb_location(drm_radeon_private_t *dev_priv, u32 fb_loc) | |
97 | { | |
98 | if ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV515) | |
45e51905 | 99 | R500_WRITE_MCIND(RV515_MC_FB_LOCATION, fb_loc); |
f0738e92 AD |
100 | else if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS690) || |
101 | ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS740)) | |
60f92683 | 102 | RS690_WRITE_MCIND(RS690_MC_FB_LOCATION, fb_loc); |
3d5e2c13 | 103 | else if ((dev_priv->flags & RADEON_FAMILY_MASK) > CHIP_RV515) |
45e51905 | 104 | R500_WRITE_MCIND(R520_MC_FB_LOCATION, fb_loc); |
3d5e2c13 DA |
105 | else |
106 | RADEON_WRITE(RADEON_MC_FB_LOCATION, fb_loc); | |
107 | } | |
108 | ||
109 | static void radeon_write_agp_location(drm_radeon_private_t *dev_priv, u32 agp_loc) | |
110 | { | |
111 | if ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV515) | |
45e51905 | 112 | R500_WRITE_MCIND(RV515_MC_AGP_LOCATION, agp_loc); |
f0738e92 AD |
113 | else if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS690) || |
114 | ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS740)) | |
60f92683 | 115 | RS690_WRITE_MCIND(RS690_MC_AGP_LOCATION, agp_loc); |
3d5e2c13 | 116 | else if ((dev_priv->flags & RADEON_FAMILY_MASK) > CHIP_RV515) |
45e51905 | 117 | R500_WRITE_MCIND(R520_MC_AGP_LOCATION, agp_loc); |
3d5e2c13 DA |
118 | else |
119 | RADEON_WRITE(RADEON_MC_AGP_LOCATION, agp_loc); | |
120 | } | |
121 | ||
70b13d51 DA |
122 | static void radeon_write_agp_base(drm_radeon_private_t *dev_priv, u64 agp_base) |
123 | { | |
124 | u32 agp_base_hi = upper_32_bits(agp_base); | |
125 | u32 agp_base_lo = agp_base & 0xffffffff; | |
126 | ||
127 | if ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV515) { | |
128 | R500_WRITE_MCIND(RV515_MC_AGP_BASE, agp_base_lo); | |
129 | R500_WRITE_MCIND(RV515_MC_AGP_BASE_2, agp_base_hi); | |
f0738e92 AD |
130 | } else if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS690) || |
131 | ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS740)) { | |
70b13d51 DA |
132 | RS690_WRITE_MCIND(RS690_MC_AGP_BASE, agp_base_lo); |
133 | RS690_WRITE_MCIND(RS690_MC_AGP_BASE_2, agp_base_hi); | |
134 | } else if ((dev_priv->flags & RADEON_FAMILY_MASK) > CHIP_RV515) { | |
135 | R500_WRITE_MCIND(R520_MC_AGP_BASE, agp_base_lo); | |
136 | R500_WRITE_MCIND(R520_MC_AGP_BASE_2, agp_base_hi); | |
b2ceddfa AD |
137 | } else if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS400) || |
138 | ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS480)) { | |
5cfb6956 | 139 | RADEON_WRITE(RADEON_AGP_BASE, agp_base_lo); |
b2ceddfa | 140 | RADEON_WRITE(RS480_AGP_BASE_2, agp_base_hi); |
70b13d51 DA |
141 | } else { |
142 | RADEON_WRITE(RADEON_AGP_BASE, agp_base_lo); | |
143 | if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R200) | |
144 | RADEON_WRITE(RADEON_AGP_BASE_2, agp_base_hi); | |
145 | } | |
146 | } | |
147 | ||
84b1fd10 | 148 | static int RADEON_READ_PLL(struct drm_device * dev, int addr) |
1da177e4 LT |
149 | { |
150 | drm_radeon_private_t *dev_priv = dev->dev_private; | |
151 | ||
152 | RADEON_WRITE8(RADEON_CLOCK_CNTL_INDEX, addr & 0x1f); | |
153 | return RADEON_READ(RADEON_CLOCK_CNTL_DATA); | |
154 | } | |
155 | ||
3d5e2c13 | 156 | static u32 RADEON_READ_PCIE(drm_radeon_private_t *dev_priv, int addr) |
ea98a92f DA |
157 | { |
158 | RADEON_WRITE8(RADEON_PCIE_INDEX, addr & 0xff); | |
159 | return RADEON_READ(RADEON_PCIE_DATA); | |
160 | } | |
161 | ||
1da177e4 | 162 | #if RADEON_FIFO_DEBUG |
b5e89ed5 | 163 | static void radeon_status(drm_radeon_private_t * dev_priv) |
1da177e4 | 164 | { |
bf9d8929 | 165 | printk("%s:\n", __func__); |
b5e89ed5 DA |
166 | printk("RBBM_STATUS = 0x%08x\n", |
167 | (unsigned int)RADEON_READ(RADEON_RBBM_STATUS)); | |
168 | printk("CP_RB_RTPR = 0x%08x\n", | |
169 | (unsigned int)RADEON_READ(RADEON_CP_RB_RPTR)); | |
170 | printk("CP_RB_WTPR = 0x%08x\n", | |
171 | (unsigned int)RADEON_READ(RADEON_CP_RB_WPTR)); | |
172 | printk("AIC_CNTL = 0x%08x\n", | |
173 | (unsigned int)RADEON_READ(RADEON_AIC_CNTL)); | |
174 | printk("AIC_STAT = 0x%08x\n", | |
175 | (unsigned int)RADEON_READ(RADEON_AIC_STAT)); | |
176 | printk("AIC_PT_BASE = 0x%08x\n", | |
177 | (unsigned int)RADEON_READ(RADEON_AIC_PT_BASE)); | |
178 | printk("TLB_ADDR = 0x%08x\n", | |
179 | (unsigned int)RADEON_READ(RADEON_AIC_TLB_ADDR)); | |
180 | printk("TLB_DATA = 0x%08x\n", | |
181 | (unsigned int)RADEON_READ(RADEON_AIC_TLB_DATA)); | |
1da177e4 LT |
182 | } |
183 | #endif | |
184 | ||
1da177e4 LT |
185 | /* ================================================================ |
186 | * Engine, FIFO control | |
187 | */ | |
188 | ||
b5e89ed5 | 189 | static int radeon_do_pixcache_flush(drm_radeon_private_t * dev_priv) |
1da177e4 LT |
190 | { |
191 | u32 tmp; | |
192 | int i; | |
193 | ||
194 | dev_priv->stats.boxes |= RADEON_BOX_WAIT_IDLE; | |
195 | ||
259434ac AD |
196 | if ((dev_priv->flags & RADEON_FAMILY_MASK) <= CHIP_RV280) { |
197 | tmp = RADEON_READ(RADEON_RB3D_DSTCACHE_CTLSTAT); | |
198 | tmp |= RADEON_RB3D_DC_FLUSH_ALL; | |
199 | RADEON_WRITE(RADEON_RB3D_DSTCACHE_CTLSTAT, tmp); | |
200 | ||
201 | for (i = 0; i < dev_priv->usec_timeout; i++) { | |
202 | if (!(RADEON_READ(RADEON_RB3D_DSTCACHE_CTLSTAT) | |
203 | & RADEON_RB3D_DC_BUSY)) { | |
204 | return 0; | |
205 | } | |
206 | DRM_UDELAY(1); | |
207 | } | |
208 | } else { | |
54f961a6 JG |
209 | /* don't flush or purge cache here or lockup */ |
210 | return 0; | |
1da177e4 LT |
211 | } |
212 | ||
213 | #if RADEON_FIFO_DEBUG | |
b5e89ed5 DA |
214 | DRM_ERROR("failed!\n"); |
215 | radeon_status(dev_priv); | |
1da177e4 | 216 | #endif |
20caafa6 | 217 | return -EBUSY; |
1da177e4 LT |
218 | } |
219 | ||
b5e89ed5 | 220 | static int radeon_do_wait_for_fifo(drm_radeon_private_t * dev_priv, int entries) |
1da177e4 LT |
221 | { |
222 | int i; | |
223 | ||
224 | dev_priv->stats.boxes |= RADEON_BOX_WAIT_IDLE; | |
225 | ||
b5e89ed5 DA |
226 | for (i = 0; i < dev_priv->usec_timeout; i++) { |
227 | int slots = (RADEON_READ(RADEON_RBBM_STATUS) | |
228 | & RADEON_RBBM_FIFOCNT_MASK); | |
229 | if (slots >= entries) | |
230 | return 0; | |
231 | DRM_UDELAY(1); | |
1da177e4 | 232 | } |
6c7be298 | 233 | DRM_DEBUG("wait for fifo failed status : 0x%08X 0x%08X\n", |
54f961a6 JG |
234 | RADEON_READ(RADEON_RBBM_STATUS), |
235 | RADEON_READ(R300_VAP_CNTL_STATUS)); | |
1da177e4 LT |
236 | |
237 | #if RADEON_FIFO_DEBUG | |
b5e89ed5 DA |
238 | DRM_ERROR("failed!\n"); |
239 | radeon_status(dev_priv); | |
1da177e4 | 240 | #endif |
20caafa6 | 241 | return -EBUSY; |
1da177e4 LT |
242 | } |
243 | ||
b5e89ed5 | 244 | static int radeon_do_wait_for_idle(drm_radeon_private_t * dev_priv) |
1da177e4 LT |
245 | { |
246 | int i, ret; | |
247 | ||
248 | dev_priv->stats.boxes |= RADEON_BOX_WAIT_IDLE; | |
249 | ||
b5e89ed5 DA |
250 | ret = radeon_do_wait_for_fifo(dev_priv, 64); |
251 | if (ret) | |
252 | return ret; | |
1da177e4 | 253 | |
b5e89ed5 DA |
254 | for (i = 0; i < dev_priv->usec_timeout; i++) { |
255 | if (!(RADEON_READ(RADEON_RBBM_STATUS) | |
256 | & RADEON_RBBM_ACTIVE)) { | |
257 | radeon_do_pixcache_flush(dev_priv); | |
1da177e4 LT |
258 | return 0; |
259 | } | |
b5e89ed5 | 260 | DRM_UDELAY(1); |
1da177e4 | 261 | } |
6c7be298 | 262 | DRM_DEBUG("wait idle failed status : 0x%08X 0x%08X\n", |
54f961a6 JG |
263 | RADEON_READ(RADEON_RBBM_STATUS), |
264 | RADEON_READ(R300_VAP_CNTL_STATUS)); | |
1da177e4 LT |
265 | |
266 | #if RADEON_FIFO_DEBUG | |
b5e89ed5 DA |
267 | DRM_ERROR("failed!\n"); |
268 | radeon_status(dev_priv); | |
1da177e4 | 269 | #endif |
20caafa6 | 270 | return -EBUSY; |
1da177e4 LT |
271 | } |
272 | ||
5b92c404 AD |
273 | static void radeon_init_pipes(drm_radeon_private_t *dev_priv) |
274 | { | |
275 | uint32_t gb_tile_config, gb_pipe_sel = 0; | |
276 | ||
277 | /* RS4xx/RS6xx/R4xx/R5xx */ | |
278 | if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R420) { | |
279 | gb_pipe_sel = RADEON_READ(R400_GB_PIPE_SELECT); | |
280 | dev_priv->num_gb_pipes = ((gb_pipe_sel >> 12) & 0x3) + 1; | |
281 | } else { | |
282 | /* R3xx */ | |
283 | if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_R300) || | |
284 | ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_R350)) { | |
285 | dev_priv->num_gb_pipes = 2; | |
286 | } else { | |
287 | /* R3Vxx */ | |
288 | dev_priv->num_gb_pipes = 1; | |
289 | } | |
290 | } | |
291 | DRM_INFO("Num pipes: %d\n", dev_priv->num_gb_pipes); | |
292 | ||
293 | gb_tile_config = (R300_ENABLE_TILING | R300_TILE_SIZE_16 /*| R300_SUBPIXEL_1_16*/); | |
294 | ||
295 | switch (dev_priv->num_gb_pipes) { | |
296 | case 2: gb_tile_config |= R300_PIPE_COUNT_R300; break; | |
297 | case 3: gb_tile_config |= R300_PIPE_COUNT_R420_3P; break; | |
298 | case 4: gb_tile_config |= R300_PIPE_COUNT_R420; break; | |
299 | default: | |
300 | case 1: gb_tile_config |= R300_PIPE_COUNT_RV350; break; | |
301 | } | |
302 | ||
303 | if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RV515) { | |
304 | RADEON_WRITE_PLL(R500_DYN_SCLK_PWMEM_PIPE, (1 | ((gb_pipe_sel >> 8) & 0xf) << 4)); | |
305 | RADEON_WRITE(R500_SU_REG_DEST, ((1 << dev_priv->num_gb_pipes) - 1)); | |
306 | } | |
307 | RADEON_WRITE(R300_GB_TILE_CONFIG, gb_tile_config); | |
308 | radeon_do_wait_for_idle(dev_priv); | |
309 | RADEON_WRITE(R300_DST_PIPE_CONFIG, RADEON_READ(R300_DST_PIPE_CONFIG) | R300_PIPE_AUTO_CONFIG); | |
310 | RADEON_WRITE(R300_RB2D_DSTCACHE_MODE, (RADEON_READ(R300_RB2D_DSTCACHE_MODE) | | |
311 | R300_DC_AUTOFLUSH_ENABLE | | |
312 | R300_DC_DC_DISABLE_IGNORE_PE)); | |
313 | ||
314 | ||
315 | } | |
316 | ||
1da177e4 LT |
317 | /* ================================================================ |
318 | * CP control, initialization | |
319 | */ | |
320 | ||
321 | /* Load the microcode for the CP */ | |
b5e89ed5 | 322 | static void radeon_cp_load_microcode(drm_radeon_private_t * dev_priv) |
1da177e4 LT |
323 | { |
324 | int i; | |
b5e89ed5 | 325 | DRM_DEBUG("\n"); |
1da177e4 | 326 | |
b5e89ed5 | 327 | radeon_do_wait_for_idle(dev_priv); |
1da177e4 | 328 | |
b5e89ed5 | 329 | RADEON_WRITE(RADEON_CP_ME_RAM_ADDR, 0); |
9f18409e AD |
330 | if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_R100) || |
331 | ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV100) || | |
332 | ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV200) || | |
333 | ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS100) || | |
334 | ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS200)) { | |
335 | DRM_INFO("Loading R100 Microcode\n"); | |
336 | for (i = 0; i < 256; i++) { | |
337 | RADEON_WRITE(RADEON_CP_ME_RAM_DATAH, | |
338 | R100_cp_microcode[i][1]); | |
339 | RADEON_WRITE(RADEON_CP_ME_RAM_DATAL, | |
340 | R100_cp_microcode[i][0]); | |
341 | } | |
342 | } else if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_R200) || | |
343 | ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV250) || | |
344 | ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV280) || | |
345 | ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS300)) { | |
1da177e4 | 346 | DRM_INFO("Loading R200 Microcode\n"); |
b5e89ed5 DA |
347 | for (i = 0; i < 256; i++) { |
348 | RADEON_WRITE(RADEON_CP_ME_RAM_DATAH, | |
349 | R200_cp_microcode[i][1]); | |
350 | RADEON_WRITE(RADEON_CP_ME_RAM_DATAL, | |
351 | R200_cp_microcode[i][0]); | |
1da177e4 | 352 | } |
9f18409e AD |
353 | } else if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_R300) || |
354 | ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_R350) || | |
355 | ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV350) || | |
356 | ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV380) || | |
b2ceddfa | 357 | ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS400) || |
45e51905 | 358 | ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS480)) { |
1da177e4 | 359 | DRM_INFO("Loading R300 Microcode\n"); |
b5e89ed5 DA |
360 | for (i = 0; i < 256; i++) { |
361 | RADEON_WRITE(RADEON_CP_ME_RAM_DATAH, | |
362 | R300_cp_microcode[i][1]); | |
363 | RADEON_WRITE(RADEON_CP_ME_RAM_DATAL, | |
364 | R300_cp_microcode[i][0]); | |
1da177e4 | 365 | } |
9f18409e | 366 | } else if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_R420) || |
edc6f389 | 367 | ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_R423) || |
9f18409e AD |
368 | ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV410)) { |
369 | DRM_INFO("Loading R400 Microcode\n"); | |
370 | for (i = 0; i < 256; i++) { | |
371 | RADEON_WRITE(RADEON_CP_ME_RAM_DATAH, | |
372 | R420_cp_microcode[i][1]); | |
373 | RADEON_WRITE(RADEON_CP_ME_RAM_DATAL, | |
374 | R420_cp_microcode[i][0]); | |
375 | } | |
f0738e92 AD |
376 | } else if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS690) || |
377 | ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS740)) { | |
378 | DRM_INFO("Loading RS690/RS740 Microcode\n"); | |
9f18409e AD |
379 | for (i = 0; i < 256; i++) { |
380 | RADEON_WRITE(RADEON_CP_ME_RAM_DATAH, | |
381 | RS690_cp_microcode[i][1]); | |
382 | RADEON_WRITE(RADEON_CP_ME_RAM_DATAL, | |
383 | RS690_cp_microcode[i][0]); | |
384 | } | |
385 | } else if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV515) || | |
386 | ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_R520) || | |
387 | ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV530) || | |
388 | ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_R580) || | |
389 | ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV560) || | |
390 | ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV570)) { | |
391 | DRM_INFO("Loading R500 Microcode\n"); | |
b5e89ed5 DA |
392 | for (i = 0; i < 256; i++) { |
393 | RADEON_WRITE(RADEON_CP_ME_RAM_DATAH, | |
9f18409e | 394 | R520_cp_microcode[i][1]); |
b5e89ed5 | 395 | RADEON_WRITE(RADEON_CP_ME_RAM_DATAL, |
9f18409e | 396 | R520_cp_microcode[i][0]); |
1da177e4 LT |
397 | } |
398 | } | |
399 | } | |
400 | ||
401 | /* Flush any pending commands to the CP. This should only be used just | |
402 | * prior to a wait for idle, as it informs the engine that the command | |
403 | * stream is ending. | |
404 | */ | |
b5e89ed5 | 405 | static void radeon_do_cp_flush(drm_radeon_private_t * dev_priv) |
1da177e4 | 406 | { |
b5e89ed5 | 407 | DRM_DEBUG("\n"); |
1da177e4 LT |
408 | #if 0 |
409 | u32 tmp; | |
410 | ||
b5e89ed5 DA |
411 | tmp = RADEON_READ(RADEON_CP_RB_WPTR) | (1 << 31); |
412 | RADEON_WRITE(RADEON_CP_RB_WPTR, tmp); | |
1da177e4 LT |
413 | #endif |
414 | } | |
415 | ||
416 | /* Wait for the CP to go idle. | |
417 | */ | |
b5e89ed5 | 418 | int radeon_do_cp_idle(drm_radeon_private_t * dev_priv) |
1da177e4 LT |
419 | { |
420 | RING_LOCALS; | |
b5e89ed5 | 421 | DRM_DEBUG("\n"); |
1da177e4 | 422 | |
b5e89ed5 | 423 | BEGIN_RING(6); |
1da177e4 LT |
424 | |
425 | RADEON_PURGE_CACHE(); | |
426 | RADEON_PURGE_ZCACHE(); | |
427 | RADEON_WAIT_UNTIL_IDLE(); | |
428 | ||
429 | ADVANCE_RING(); | |
430 | COMMIT_RING(); | |
431 | ||
b5e89ed5 | 432 | return radeon_do_wait_for_idle(dev_priv); |
1da177e4 LT |
433 | } |
434 | ||
435 | /* Start the Command Processor. | |
436 | */ | |
b5e89ed5 | 437 | static void radeon_do_cp_start(drm_radeon_private_t * dev_priv) |
1da177e4 LT |
438 | { |
439 | RING_LOCALS; | |
b5e89ed5 | 440 | DRM_DEBUG("\n"); |
1da177e4 | 441 | |
b5e89ed5 | 442 | radeon_do_wait_for_idle(dev_priv); |
1da177e4 | 443 | |
b5e89ed5 | 444 | RADEON_WRITE(RADEON_CP_CSQ_CNTL, dev_priv->cp_mode); |
1da177e4 LT |
445 | |
446 | dev_priv->cp_running = 1; | |
447 | ||
54f961a6 JG |
448 | BEGIN_RING(8); |
449 | /* isync can only be written through cp on r5xx write it here */ | |
450 | OUT_RING(CP_PACKET0(RADEON_ISYNC_CNTL, 0)); | |
451 | OUT_RING(RADEON_ISYNC_ANY2D_IDLE3D | | |
452 | RADEON_ISYNC_ANY3D_IDLE2D | | |
453 | RADEON_ISYNC_WAIT_IDLEGUI | | |
454 | RADEON_ISYNC_CPSCRATCH_IDLEGUI); | |
1da177e4 LT |
455 | RADEON_PURGE_CACHE(); |
456 | RADEON_PURGE_ZCACHE(); | |
457 | RADEON_WAIT_UNTIL_IDLE(); | |
1da177e4 LT |
458 | ADVANCE_RING(); |
459 | COMMIT_RING(); | |
54f961a6 JG |
460 | |
461 | dev_priv->track_flush |= RADEON_FLUSH_EMITED | RADEON_PURGE_EMITED; | |
1da177e4 LT |
462 | } |
463 | ||
464 | /* Reset the Command Processor. This will not flush any pending | |
465 | * commands, so you must wait for the CP command stream to complete | |
466 | * before calling this routine. | |
467 | */ | |
b5e89ed5 | 468 | static void radeon_do_cp_reset(drm_radeon_private_t * dev_priv) |
1da177e4 LT |
469 | { |
470 | u32 cur_read_ptr; | |
b5e89ed5 | 471 | DRM_DEBUG("\n"); |
1da177e4 | 472 | |
b5e89ed5 DA |
473 | cur_read_ptr = RADEON_READ(RADEON_CP_RB_RPTR); |
474 | RADEON_WRITE(RADEON_CP_RB_WPTR, cur_read_ptr); | |
475 | SET_RING_HEAD(dev_priv, cur_read_ptr); | |
1da177e4 LT |
476 | dev_priv->ring.tail = cur_read_ptr; |
477 | } | |
478 | ||
479 | /* Stop the Command Processor. This will not flush any pending | |
480 | * commands, so you must flush the command stream and wait for the CP | |
481 | * to go idle before calling this routine. | |
482 | */ | |
b5e89ed5 | 483 | static void radeon_do_cp_stop(drm_radeon_private_t * dev_priv) |
1da177e4 | 484 | { |
b5e89ed5 | 485 | DRM_DEBUG("\n"); |
1da177e4 | 486 | |
b5e89ed5 | 487 | RADEON_WRITE(RADEON_CP_CSQ_CNTL, RADEON_CSQ_PRIDIS_INDDIS); |
1da177e4 LT |
488 | |
489 | dev_priv->cp_running = 0; | |
490 | } | |
491 | ||
492 | /* Reset the engine. This will stop the CP if it is running. | |
493 | */ | |
84b1fd10 | 494 | static int radeon_do_engine_reset(struct drm_device * dev) |
1da177e4 LT |
495 | { |
496 | drm_radeon_private_t *dev_priv = dev->dev_private; | |
d396db32 | 497 | u32 clock_cntl_index = 0, mclk_cntl = 0, rbbm_soft_reset; |
b5e89ed5 | 498 | DRM_DEBUG("\n"); |
1da177e4 | 499 | |
b5e89ed5 DA |
500 | radeon_do_pixcache_flush(dev_priv); |
501 | ||
d396db32 AD |
502 | if ((dev_priv->flags & RADEON_FAMILY_MASK) <= CHIP_RV410) { |
503 | /* may need something similar for newer chips */ | |
3d5e2c13 DA |
504 | clock_cntl_index = RADEON_READ(RADEON_CLOCK_CNTL_INDEX); |
505 | mclk_cntl = RADEON_READ_PLL(dev, RADEON_MCLK_CNTL); | |
506 | ||
507 | RADEON_WRITE_PLL(RADEON_MCLK_CNTL, (mclk_cntl | | |
508 | RADEON_FORCEON_MCLKA | | |
509 | RADEON_FORCEON_MCLKB | | |
510 | RADEON_FORCEON_YCLKA | | |
511 | RADEON_FORCEON_YCLKB | | |
512 | RADEON_FORCEON_MC | | |
513 | RADEON_FORCEON_AIC)); | |
d396db32 | 514 | } |
3d5e2c13 | 515 | |
d396db32 AD |
516 | rbbm_soft_reset = RADEON_READ(RADEON_RBBM_SOFT_RESET); |
517 | ||
518 | RADEON_WRITE(RADEON_RBBM_SOFT_RESET, (rbbm_soft_reset | | |
519 | RADEON_SOFT_RESET_CP | | |
520 | RADEON_SOFT_RESET_HI | | |
521 | RADEON_SOFT_RESET_SE | | |
522 | RADEON_SOFT_RESET_RE | | |
523 | RADEON_SOFT_RESET_PP | | |
524 | RADEON_SOFT_RESET_E2 | | |
525 | RADEON_SOFT_RESET_RB)); | |
526 | RADEON_READ(RADEON_RBBM_SOFT_RESET); | |
527 | RADEON_WRITE(RADEON_RBBM_SOFT_RESET, (rbbm_soft_reset & | |
528 | ~(RADEON_SOFT_RESET_CP | | |
529 | RADEON_SOFT_RESET_HI | | |
530 | RADEON_SOFT_RESET_SE | | |
531 | RADEON_SOFT_RESET_RE | | |
532 | RADEON_SOFT_RESET_PP | | |
533 | RADEON_SOFT_RESET_E2 | | |
534 | RADEON_SOFT_RESET_RB))); | |
535 | RADEON_READ(RADEON_RBBM_SOFT_RESET); | |
536 | ||
537 | if ((dev_priv->flags & RADEON_FAMILY_MASK) <= CHIP_RV410) { | |
3d5e2c13 DA |
538 | RADEON_WRITE_PLL(RADEON_MCLK_CNTL, mclk_cntl); |
539 | RADEON_WRITE(RADEON_CLOCK_CNTL_INDEX, clock_cntl_index); | |
540 | RADEON_WRITE(RADEON_RBBM_SOFT_RESET, rbbm_soft_reset); | |
541 | } | |
1da177e4 | 542 | |
5b92c404 AD |
543 | /* setup the raster pipes */ |
544 | if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R300) | |
545 | radeon_init_pipes(dev_priv); | |
546 | ||
1da177e4 | 547 | /* Reset the CP ring */ |
b5e89ed5 | 548 | radeon_do_cp_reset(dev_priv); |
1da177e4 LT |
549 | |
550 | /* The CP is no longer running after an engine reset */ | |
551 | dev_priv->cp_running = 0; | |
552 | ||
553 | /* Reset any pending vertex, indirect buffers */ | |
b5e89ed5 | 554 | radeon_freelist_reset(dev); |
1da177e4 LT |
555 | |
556 | return 0; | |
557 | } | |
558 | ||
84b1fd10 | 559 | static void radeon_cp_init_ring_buffer(struct drm_device * dev, |
b5e89ed5 | 560 | drm_radeon_private_t * dev_priv) |
1da177e4 LT |
561 | { |
562 | u32 ring_start, cur_read_ptr; | |
563 | u32 tmp; | |
bc5f4523 | 564 | |
d5ea702f DA |
565 | /* Initialize the memory controller. With new memory map, the fb location |
566 | * is not changed, it should have been properly initialized already. Part | |
567 | * of the problem is that the code below is bogus, assuming the GART is | |
568 | * always appended to the fb which is not necessarily the case | |
569 | */ | |
570 | if (!dev_priv->new_memmap) | |
3d5e2c13 | 571 | radeon_write_fb_location(dev_priv, |
d5ea702f DA |
572 | ((dev_priv->gart_vm_start - 1) & 0xffff0000) |
573 | | (dev_priv->fb_location >> 16)); | |
1da177e4 LT |
574 | |
575 | #if __OS_HAS_AGP | |
54a56ac5 | 576 | if (dev_priv->flags & RADEON_IS_AGP) { |
70b13d51 DA |
577 | radeon_write_agp_base(dev_priv, dev->agp->base); |
578 | ||
3d5e2c13 | 579 | radeon_write_agp_location(dev_priv, |
b5e89ed5 DA |
580 | (((dev_priv->gart_vm_start - 1 + |
581 | dev_priv->gart_size) & 0xffff0000) | | |
582 | (dev_priv->gart_vm_start >> 16))); | |
1da177e4 LT |
583 | |
584 | ring_start = (dev_priv->cp_ring->offset | |
585 | - dev->agp->base | |
586 | + dev_priv->gart_vm_start); | |
b0917bd9 | 587 | } else |
1da177e4 LT |
588 | #endif |
589 | ring_start = (dev_priv->cp_ring->offset | |
b0917bd9 | 590 | - (unsigned long)dev->sg->virtual |
1da177e4 LT |
591 | + dev_priv->gart_vm_start); |
592 | ||
b5e89ed5 | 593 | RADEON_WRITE(RADEON_CP_RB_BASE, ring_start); |
1da177e4 LT |
594 | |
595 | /* Set the write pointer delay */ | |
b5e89ed5 | 596 | RADEON_WRITE(RADEON_CP_RB_WPTR_DELAY, 0); |
1da177e4 LT |
597 | |
598 | /* Initialize the ring buffer's read and write pointers */ | |
b5e89ed5 DA |
599 | cur_read_ptr = RADEON_READ(RADEON_CP_RB_RPTR); |
600 | RADEON_WRITE(RADEON_CP_RB_WPTR, cur_read_ptr); | |
601 | SET_RING_HEAD(dev_priv, cur_read_ptr); | |
1da177e4 LT |
602 | dev_priv->ring.tail = cur_read_ptr; |
603 | ||
604 | #if __OS_HAS_AGP | |
54a56ac5 | 605 | if (dev_priv->flags & RADEON_IS_AGP) { |
b5e89ed5 DA |
606 | RADEON_WRITE(RADEON_CP_RB_RPTR_ADDR, |
607 | dev_priv->ring_rptr->offset | |
608 | - dev->agp->base + dev_priv->gart_vm_start); | |
1da177e4 LT |
609 | } else |
610 | #endif | |
611 | { | |
55910517 | 612 | struct drm_sg_mem *entry = dev->sg; |
1da177e4 LT |
613 | unsigned long tmp_ofs, page_ofs; |
614 | ||
b0917bd9 IK |
615 | tmp_ofs = dev_priv->ring_rptr->offset - |
616 | (unsigned long)dev->sg->virtual; | |
1da177e4 LT |
617 | page_ofs = tmp_ofs >> PAGE_SHIFT; |
618 | ||
b5e89ed5 DA |
619 | RADEON_WRITE(RADEON_CP_RB_RPTR_ADDR, entry->busaddr[page_ofs]); |
620 | DRM_DEBUG("ring rptr: offset=0x%08lx handle=0x%08lx\n", | |
621 | (unsigned long)entry->busaddr[page_ofs], | |
622 | entry->handle + tmp_ofs); | |
1da177e4 LT |
623 | } |
624 | ||
d5ea702f DA |
625 | /* Set ring buffer size */ |
626 | #ifdef __BIG_ENDIAN | |
627 | RADEON_WRITE(RADEON_CP_RB_CNTL, | |
576cc458 RS |
628 | RADEON_BUF_SWAP_32BIT | |
629 | (dev_priv->ring.fetch_size_l2ow << 18) | | |
630 | (dev_priv->ring.rptr_update_l2qw << 8) | | |
631 | dev_priv->ring.size_l2qw); | |
d5ea702f | 632 | #else |
576cc458 RS |
633 | RADEON_WRITE(RADEON_CP_RB_CNTL, |
634 | (dev_priv->ring.fetch_size_l2ow << 18) | | |
635 | (dev_priv->ring.rptr_update_l2qw << 8) | | |
636 | dev_priv->ring.size_l2qw); | |
d5ea702f DA |
637 | #endif |
638 | ||
d5ea702f | 639 | |
1da177e4 LT |
640 | /* Initialize the scratch register pointer. This will cause |
641 | * the scratch register values to be written out to memory | |
642 | * whenever they are updated. | |
643 | * | |
644 | * We simply put this behind the ring read pointer, this works | |
645 | * with PCI GART as well as (whatever kind of) AGP GART | |
646 | */ | |
b5e89ed5 DA |
647 | RADEON_WRITE(RADEON_SCRATCH_ADDR, RADEON_READ(RADEON_CP_RB_RPTR_ADDR) |
648 | + RADEON_SCRATCH_REG_OFFSET); | |
1da177e4 LT |
649 | |
650 | dev_priv->scratch = ((__volatile__ u32 *) | |
651 | dev_priv->ring_rptr->handle + | |
652 | (RADEON_SCRATCH_REG_OFFSET / sizeof(u32))); | |
653 | ||
b5e89ed5 | 654 | RADEON_WRITE(RADEON_SCRATCH_UMSK, 0x7); |
1da177e4 | 655 | |
d5ea702f | 656 | /* Turn on bus mastering */ |
4e270e9b | 657 | if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS690) || |
edc6f389 | 658 | ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS740)) { |
4e270e9b AD |
659 | /* rs600/rs690/rs740 */ |
660 | tmp = RADEON_READ(RADEON_BUS_CNTL) & ~RS600_BUS_MASTER_DIS; | |
edc6f389 | 661 | RADEON_WRITE(RADEON_BUS_CNTL, tmp); |
4e270e9b AD |
662 | } else if (((dev_priv->flags & RADEON_FAMILY_MASK) <= CHIP_RV350) || |
663 | ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_R420) || | |
664 | ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS400) || | |
665 | ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS480)) { | |
666 | /* r1xx, r2xx, r300, r(v)350, r420/r481, rs400/rs480 */ | |
edc6f389 AD |
667 | tmp = RADEON_READ(RADEON_BUS_CNTL) & ~RADEON_BUS_MASTER_DIS; |
668 | RADEON_WRITE(RADEON_BUS_CNTL, tmp); | |
669 | } /* PCIE cards appears to not need this */ | |
1da177e4 | 670 | |
7c1c2871 DA |
671 | dev_priv->scratch[0] = 0; |
672 | RADEON_WRITE(RADEON_LAST_FRAME_REG, 0); | |
1da177e4 | 673 | |
7c1c2871 DA |
674 | dev_priv->scratch[1] = 0; |
675 | RADEON_WRITE(RADEON_LAST_DISPATCH_REG, 0); | |
1da177e4 | 676 | |
7c1c2871 DA |
677 | dev_priv->scratch[2] = 0; |
678 | RADEON_WRITE(RADEON_LAST_CLEAR_REG, 0); | |
1da177e4 | 679 | |
b5e89ed5 | 680 | radeon_do_wait_for_idle(dev_priv); |
1da177e4 | 681 | |
1da177e4 | 682 | /* Sync everything up */ |
b5e89ed5 DA |
683 | RADEON_WRITE(RADEON_ISYNC_CNTL, |
684 | (RADEON_ISYNC_ANY2D_IDLE3D | | |
685 | RADEON_ISYNC_ANY3D_IDLE2D | | |
686 | RADEON_ISYNC_WAIT_IDLEGUI | | |
687 | RADEON_ISYNC_CPSCRATCH_IDLEGUI)); | |
d5ea702f DA |
688 | |
689 | } | |
690 | ||
691 | static void radeon_test_writeback(drm_radeon_private_t * dev_priv) | |
692 | { | |
693 | u32 tmp; | |
694 | ||
6b79d521 DA |
695 | /* Start with assuming that writeback doesn't work */ |
696 | dev_priv->writeback_works = 0; | |
697 | ||
d5ea702f DA |
698 | /* Writeback doesn't seem to work everywhere, test it here and possibly |
699 | * enable it if it appears to work | |
700 | */ | |
701 | DRM_WRITE32(dev_priv->ring_rptr, RADEON_SCRATCHOFF(1), 0); | |
702 | RADEON_WRITE(RADEON_SCRATCH_REG1, 0xdeadbeef); | |
703 | ||
704 | for (tmp = 0; tmp < dev_priv->usec_timeout; tmp++) { | |
705 | if (DRM_READ32(dev_priv->ring_rptr, RADEON_SCRATCHOFF(1)) == | |
706 | 0xdeadbeef) | |
707 | break; | |
708 | DRM_UDELAY(1); | |
709 | } | |
710 | ||
711 | if (tmp < dev_priv->usec_timeout) { | |
712 | dev_priv->writeback_works = 1; | |
713 | DRM_INFO("writeback test succeeded in %d usecs\n", tmp); | |
714 | } else { | |
715 | dev_priv->writeback_works = 0; | |
716 | DRM_INFO("writeback test failed\n"); | |
717 | } | |
718 | if (radeon_no_wb == 1) { | |
719 | dev_priv->writeback_works = 0; | |
720 | DRM_INFO("writeback forced off\n"); | |
721 | } | |
ae1b1a48 MD |
722 | |
723 | if (!dev_priv->writeback_works) { | |
724 | /* Disable writeback to avoid unnecessary bus master transfer */ | |
725 | RADEON_WRITE(RADEON_CP_RB_CNTL, RADEON_READ(RADEON_CP_RB_CNTL) | | |
726 | RADEON_RB_NO_UPDATE); | |
727 | RADEON_WRITE(RADEON_SCRATCH_UMSK, 0); | |
728 | } | |
1da177e4 LT |
729 | } |
730 | ||
f2b04cd2 DA |
731 | /* Enable or disable IGP GART on the chip */ |
732 | static void radeon_set_igpgart(drm_radeon_private_t * dev_priv, int on) | |
60f92683 MC |
733 | { |
734 | u32 temp; | |
735 | ||
736 | if (on) { | |
45e51905 | 737 | DRM_DEBUG("programming igp gart %08X %08lX %08X\n", |
60f92683 MC |
738 | dev_priv->gart_vm_start, |
739 | (long)dev_priv->gart_info.bus_addr, | |
740 | dev_priv->gart_size); | |
741 | ||
45e51905 | 742 | temp = IGP_READ_MCIND(dev_priv, RS480_MC_MISC_CNTL); |
f0738e92 AD |
743 | if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS690) || |
744 | ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS740)) | |
45e51905 AD |
745 | IGP_WRITE_MCIND(RS480_MC_MISC_CNTL, (RS480_GART_INDEX_REG_EN | |
746 | RS690_BLOCK_GFX_D3_EN)); | |
747 | else | |
748 | IGP_WRITE_MCIND(RS480_MC_MISC_CNTL, RS480_GART_INDEX_REG_EN); | |
60f92683 | 749 | |
45e51905 AD |
750 | IGP_WRITE_MCIND(RS480_AGP_ADDRESS_SPACE_SIZE, (RS480_GART_EN | |
751 | RS480_VA_SIZE_32MB)); | |
60f92683 | 752 | |
45e51905 AD |
753 | temp = IGP_READ_MCIND(dev_priv, RS480_GART_FEATURE_ID); |
754 | IGP_WRITE_MCIND(RS480_GART_FEATURE_ID, (RS480_HANG_EN | | |
755 | RS480_TLB_ENABLE | | |
756 | RS480_GTW_LAC_EN | | |
757 | RS480_1LEVEL_GART)); | |
60f92683 | 758 | |
fa0d71b9 DA |
759 | temp = dev_priv->gart_info.bus_addr & 0xfffff000; |
760 | temp |= (upper_32_bits(dev_priv->gart_info.bus_addr) & 0xff) << 4; | |
45e51905 AD |
761 | IGP_WRITE_MCIND(RS480_GART_BASE, temp); |
762 | ||
763 | temp = IGP_READ_MCIND(dev_priv, RS480_AGP_MODE_CNTL); | |
764 | IGP_WRITE_MCIND(RS480_AGP_MODE_CNTL, ((1 << RS480_REQ_TYPE_SNOOP_SHIFT) | | |
765 | RS480_REQ_TYPE_SNOOP_DIS)); | |
766 | ||
5cfb6956 | 767 | radeon_write_agp_base(dev_priv, dev_priv->gart_vm_start); |
3722bfc6 | 768 | |
60f92683 MC |
769 | dev_priv->gart_size = 32*1024*1024; |
770 | temp = (((dev_priv->gart_vm_start - 1 + dev_priv->gart_size) & | |
771 | 0xffff0000) | (dev_priv->gart_vm_start >> 16)); | |
772 | ||
45e51905 | 773 | radeon_write_agp_location(dev_priv, temp); |
60f92683 | 774 | |
45e51905 AD |
775 | temp = IGP_READ_MCIND(dev_priv, RS480_AGP_ADDRESS_SPACE_SIZE); |
776 | IGP_WRITE_MCIND(RS480_AGP_ADDRESS_SPACE_SIZE, (RS480_GART_EN | | |
777 | RS480_VA_SIZE_32MB)); | |
60f92683 MC |
778 | |
779 | do { | |
45e51905 AD |
780 | temp = IGP_READ_MCIND(dev_priv, RS480_GART_CACHE_CNTRL); |
781 | if ((temp & RS480_GART_CACHE_INVALIDATE) == 0) | |
60f92683 MC |
782 | break; |
783 | DRM_UDELAY(1); | |
784 | } while (1); | |
785 | ||
45e51905 AD |
786 | IGP_WRITE_MCIND(RS480_GART_CACHE_CNTRL, |
787 | RS480_GART_CACHE_INVALIDATE); | |
2735977b | 788 | |
60f92683 | 789 | do { |
45e51905 AD |
790 | temp = IGP_READ_MCIND(dev_priv, RS480_GART_CACHE_CNTRL); |
791 | if ((temp & RS480_GART_CACHE_INVALIDATE) == 0) | |
60f92683 MC |
792 | break; |
793 | DRM_UDELAY(1); | |
794 | } while (1); | |
795 | ||
45e51905 | 796 | IGP_WRITE_MCIND(RS480_GART_CACHE_CNTRL, 0); |
60f92683 | 797 | } else { |
45e51905 | 798 | IGP_WRITE_MCIND(RS480_AGP_ADDRESS_SPACE_SIZE, 0); |
60f92683 MC |
799 | } |
800 | } | |
801 | ||
ea98a92f DA |
802 | static void radeon_set_pciegart(drm_radeon_private_t * dev_priv, int on) |
803 | { | |
804 | u32 tmp = RADEON_READ_PCIE(dev_priv, RADEON_PCIE_TX_GART_CNTL); | |
805 | if (on) { | |
806 | ||
807 | DRM_DEBUG("programming pcie %08X %08lX %08X\n", | |
b5e89ed5 DA |
808 | dev_priv->gart_vm_start, |
809 | (long)dev_priv->gart_info.bus_addr, | |
ea98a92f | 810 | dev_priv->gart_size); |
b5e89ed5 DA |
811 | RADEON_WRITE_PCIE(RADEON_PCIE_TX_DISCARD_RD_ADDR_LO, |
812 | dev_priv->gart_vm_start); | |
813 | RADEON_WRITE_PCIE(RADEON_PCIE_TX_GART_BASE, | |
814 | dev_priv->gart_info.bus_addr); | |
815 | RADEON_WRITE_PCIE(RADEON_PCIE_TX_GART_START_LO, | |
816 | dev_priv->gart_vm_start); | |
817 | RADEON_WRITE_PCIE(RADEON_PCIE_TX_GART_END_LO, | |
818 | dev_priv->gart_vm_start + | |
819 | dev_priv->gart_size - 1); | |
820 | ||
3d5e2c13 | 821 | radeon_write_agp_location(dev_priv, 0xffffffc0); /* ?? */ |
b5e89ed5 DA |
822 | |
823 | RADEON_WRITE_PCIE(RADEON_PCIE_TX_GART_CNTL, | |
824 | RADEON_PCIE_TX_GART_EN); | |
ea98a92f | 825 | } else { |
b5e89ed5 DA |
826 | RADEON_WRITE_PCIE(RADEON_PCIE_TX_GART_CNTL, |
827 | tmp & ~RADEON_PCIE_TX_GART_EN); | |
ea98a92f | 828 | } |
1da177e4 LT |
829 | } |
830 | ||
831 | /* Enable or disable PCI GART on the chip */ | |
b5e89ed5 | 832 | static void radeon_set_pcigart(drm_radeon_private_t * dev_priv, int on) |
1da177e4 | 833 | { |
d985c108 | 834 | u32 tmp; |
1da177e4 | 835 | |
45e51905 | 836 | if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS690) || |
f0738e92 | 837 | ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS740) || |
45e51905 | 838 | (dev_priv->flags & RADEON_IS_IGPGART)) { |
f2b04cd2 DA |
839 | radeon_set_igpgart(dev_priv, on); |
840 | return; | |
841 | } | |
842 | ||
54a56ac5 | 843 | if (dev_priv->flags & RADEON_IS_PCIE) { |
ea98a92f DA |
844 | radeon_set_pciegart(dev_priv, on); |
845 | return; | |
846 | } | |
1da177e4 | 847 | |
bc5f4523 | 848 | tmp = RADEON_READ(RADEON_AIC_CNTL); |
d985c108 | 849 | |
b5e89ed5 DA |
850 | if (on) { |
851 | RADEON_WRITE(RADEON_AIC_CNTL, | |
852 | tmp | RADEON_PCIGART_TRANSLATE_EN); | |
1da177e4 LT |
853 | |
854 | /* set PCI GART page-table base address | |
855 | */ | |
ea98a92f | 856 | RADEON_WRITE(RADEON_AIC_PT_BASE, dev_priv->gart_info.bus_addr); |
1da177e4 LT |
857 | |
858 | /* set address range for PCI address translate | |
859 | */ | |
b5e89ed5 DA |
860 | RADEON_WRITE(RADEON_AIC_LO_ADDR, dev_priv->gart_vm_start); |
861 | RADEON_WRITE(RADEON_AIC_HI_ADDR, dev_priv->gart_vm_start | |
862 | + dev_priv->gart_size - 1); | |
1da177e4 LT |
863 | |
864 | /* Turn off AGP aperture -- is this required for PCI GART? | |
865 | */ | |
3d5e2c13 | 866 | radeon_write_agp_location(dev_priv, 0xffffffc0); |
b5e89ed5 | 867 | RADEON_WRITE(RADEON_AGP_COMMAND, 0); /* clear AGP_COMMAND */ |
1da177e4 | 868 | } else { |
b5e89ed5 DA |
869 | RADEON_WRITE(RADEON_AIC_CNTL, |
870 | tmp & ~RADEON_PCIGART_TRANSLATE_EN); | |
1da177e4 LT |
871 | } |
872 | } | |
873 | ||
7c1c2871 DA |
874 | static int radeon_do_init_cp(struct drm_device *dev, drm_radeon_init_t *init, |
875 | struct drm_file *file_priv) | |
1da177e4 | 876 | { |
d985c108 | 877 | drm_radeon_private_t *dev_priv = dev->dev_private; |
7c1c2871 | 878 | struct drm_radeon_master_private *master_priv = file_priv->master->driver_priv; |
d985c108 | 879 | |
b5e89ed5 | 880 | DRM_DEBUG("\n"); |
1da177e4 | 881 | |
f3dd5c37 | 882 | /* if we require new memory map but we don't have it fail */ |
54a56ac5 | 883 | if ((dev_priv->flags & RADEON_NEW_MEMMAP) && !dev_priv->new_memmap) { |
b15ec368 | 884 | DRM_ERROR("Cannot initialise DRM on this card\nThis card requires a new X.org DDX for 3D\n"); |
f3dd5c37 | 885 | radeon_do_cleanup_cp(dev); |
20caafa6 | 886 | return -EINVAL; |
f3dd5c37 DA |
887 | } |
888 | ||
54a56ac5 | 889 | if (init->is_pci && (dev_priv->flags & RADEON_IS_AGP)) { |
d985c108 | 890 | DRM_DEBUG("Forcing AGP card to PCI mode\n"); |
54a56ac5 DA |
891 | dev_priv->flags &= ~RADEON_IS_AGP; |
892 | } else if (!(dev_priv->flags & (RADEON_IS_AGP | RADEON_IS_PCI | RADEON_IS_PCIE)) | |
b15ec368 DA |
893 | && !init->is_pci) { |
894 | DRM_DEBUG("Restoring AGP flag\n"); | |
54a56ac5 | 895 | dev_priv->flags |= RADEON_IS_AGP; |
d985c108 | 896 | } |
1da177e4 | 897 | |
54a56ac5 | 898 | if ((!(dev_priv->flags & RADEON_IS_AGP)) && !dev->sg) { |
b5e89ed5 | 899 | DRM_ERROR("PCI GART memory not allocated!\n"); |
1da177e4 | 900 | radeon_do_cleanup_cp(dev); |
20caafa6 | 901 | return -EINVAL; |
1da177e4 LT |
902 | } |
903 | ||
904 | dev_priv->usec_timeout = init->usec_timeout; | |
b5e89ed5 DA |
905 | if (dev_priv->usec_timeout < 1 || |
906 | dev_priv->usec_timeout > RADEON_MAX_USEC_TIMEOUT) { | |
907 | DRM_DEBUG("TIMEOUT problem!\n"); | |
1da177e4 | 908 | radeon_do_cleanup_cp(dev); |
20caafa6 | 909 | return -EINVAL; |
1da177e4 LT |
910 | } |
911 | ||
ddbee333 DA |
912 | /* Enable vblank on CRTC1 for older X servers |
913 | */ | |
914 | dev_priv->vblank_crtc = DRM_RADEON_VBLANK_CRTC1; | |
915 | ||
d985c108 | 916 | switch(init->func) { |
1da177e4 | 917 | case RADEON_INIT_R200_CP: |
b5e89ed5 | 918 | dev_priv->microcode_version = UCODE_R200; |
1da177e4 LT |
919 | break; |
920 | case RADEON_INIT_R300_CP: | |
b5e89ed5 | 921 | dev_priv->microcode_version = UCODE_R300; |
1da177e4 LT |
922 | break; |
923 | default: | |
b5e89ed5 | 924 | dev_priv->microcode_version = UCODE_R100; |
1da177e4 | 925 | } |
b5e89ed5 | 926 | |
1da177e4 LT |
927 | dev_priv->do_boxes = 0; |
928 | dev_priv->cp_mode = init->cp_mode; | |
929 | ||
930 | /* We don't support anything other than bus-mastering ring mode, | |
931 | * but the ring can be in either AGP or PCI space for the ring | |
932 | * read pointer. | |
933 | */ | |
b5e89ed5 DA |
934 | if ((init->cp_mode != RADEON_CSQ_PRIBM_INDDIS) && |
935 | (init->cp_mode != RADEON_CSQ_PRIBM_INDBM)) { | |
936 | DRM_DEBUG("BAD cp_mode (%x)!\n", init->cp_mode); | |
1da177e4 | 937 | radeon_do_cleanup_cp(dev); |
20caafa6 | 938 | return -EINVAL; |
1da177e4 LT |
939 | } |
940 | ||
b5e89ed5 | 941 | switch (init->fb_bpp) { |
1da177e4 LT |
942 | case 16: |
943 | dev_priv->color_fmt = RADEON_COLOR_FORMAT_RGB565; | |
944 | break; | |
945 | case 32: | |
946 | default: | |
947 | dev_priv->color_fmt = RADEON_COLOR_FORMAT_ARGB8888; | |
948 | break; | |
949 | } | |
b5e89ed5 DA |
950 | dev_priv->front_offset = init->front_offset; |
951 | dev_priv->front_pitch = init->front_pitch; | |
952 | dev_priv->back_offset = init->back_offset; | |
953 | dev_priv->back_pitch = init->back_pitch; | |
1da177e4 | 954 | |
b5e89ed5 | 955 | switch (init->depth_bpp) { |
1da177e4 LT |
956 | case 16: |
957 | dev_priv->depth_fmt = RADEON_DEPTH_FORMAT_16BIT_INT_Z; | |
958 | break; | |
959 | case 32: | |
960 | default: | |
961 | dev_priv->depth_fmt = RADEON_DEPTH_FORMAT_24BIT_INT_Z; | |
962 | break; | |
963 | } | |
b5e89ed5 DA |
964 | dev_priv->depth_offset = init->depth_offset; |
965 | dev_priv->depth_pitch = init->depth_pitch; | |
1da177e4 LT |
966 | |
967 | /* Hardware state for depth clears. Remove this if/when we no | |
968 | * longer clear the depth buffer with a 3D rectangle. Hard-code | |
969 | * all values to prevent unwanted 3D state from slipping through | |
970 | * and screwing with the clear operation. | |
971 | */ | |
972 | dev_priv->depth_clear.rb3d_cntl = (RADEON_PLANE_MASK_ENABLE | | |
973 | (dev_priv->color_fmt << 10) | | |
b5e89ed5 DA |
974 | (dev_priv->microcode_version == |
975 | UCODE_R100 ? RADEON_ZBLOCK16 : 0)); | |
1da177e4 | 976 | |
b5e89ed5 DA |
977 | dev_priv->depth_clear.rb3d_zstencilcntl = |
978 | (dev_priv->depth_fmt | | |
979 | RADEON_Z_TEST_ALWAYS | | |
980 | RADEON_STENCIL_TEST_ALWAYS | | |
981 | RADEON_STENCIL_S_FAIL_REPLACE | | |
982 | RADEON_STENCIL_ZPASS_REPLACE | | |
983 | RADEON_STENCIL_ZFAIL_REPLACE | RADEON_Z_WRITE_ENABLE); | |
1da177e4 LT |
984 | |
985 | dev_priv->depth_clear.se_cntl = (RADEON_FFACE_CULL_CW | | |
986 | RADEON_BFACE_SOLID | | |
987 | RADEON_FFACE_SOLID | | |
988 | RADEON_FLAT_SHADE_VTX_LAST | | |
989 | RADEON_DIFFUSE_SHADE_FLAT | | |
990 | RADEON_ALPHA_SHADE_FLAT | | |
991 | RADEON_SPECULAR_SHADE_FLAT | | |
992 | RADEON_FOG_SHADE_FLAT | | |
993 | RADEON_VTX_PIX_CENTER_OGL | | |
994 | RADEON_ROUND_MODE_TRUNC | | |
995 | RADEON_ROUND_PREC_8TH_PIX); | |
996 | ||
1da177e4 | 997 | |
1da177e4 LT |
998 | dev_priv->ring_offset = init->ring_offset; |
999 | dev_priv->ring_rptr_offset = init->ring_rptr_offset; | |
1000 | dev_priv->buffers_offset = init->buffers_offset; | |
1001 | dev_priv->gart_textures_offset = init->gart_textures_offset; | |
b5e89ed5 | 1002 | |
7c1c2871 DA |
1003 | master_priv->sarea = drm_getsarea(dev); |
1004 | if (!master_priv->sarea) { | |
1da177e4 | 1005 | DRM_ERROR("could not find sarea!\n"); |
1da177e4 | 1006 | radeon_do_cleanup_cp(dev); |
20caafa6 | 1007 | return -EINVAL; |
1da177e4 LT |
1008 | } |
1009 | ||
1da177e4 | 1010 | dev_priv->cp_ring = drm_core_findmap(dev, init->ring_offset); |
b5e89ed5 | 1011 | if (!dev_priv->cp_ring) { |
1da177e4 | 1012 | DRM_ERROR("could not find cp ring region!\n"); |
1da177e4 | 1013 | radeon_do_cleanup_cp(dev); |
20caafa6 | 1014 | return -EINVAL; |
1da177e4 LT |
1015 | } |
1016 | dev_priv->ring_rptr = drm_core_findmap(dev, init->ring_rptr_offset); | |
b5e89ed5 | 1017 | if (!dev_priv->ring_rptr) { |
1da177e4 | 1018 | DRM_ERROR("could not find ring read pointer!\n"); |
1da177e4 | 1019 | radeon_do_cleanup_cp(dev); |
20caafa6 | 1020 | return -EINVAL; |
1da177e4 | 1021 | } |
d1f2b55a | 1022 | dev->agp_buffer_token = init->buffers_offset; |
1da177e4 | 1023 | dev->agp_buffer_map = drm_core_findmap(dev, init->buffers_offset); |
b5e89ed5 | 1024 | if (!dev->agp_buffer_map) { |
1da177e4 | 1025 | DRM_ERROR("could not find dma buffer region!\n"); |
1da177e4 | 1026 | radeon_do_cleanup_cp(dev); |
20caafa6 | 1027 | return -EINVAL; |
1da177e4 LT |
1028 | } |
1029 | ||
b5e89ed5 DA |
1030 | if (init->gart_textures_offset) { |
1031 | dev_priv->gart_textures = | |
1032 | drm_core_findmap(dev, init->gart_textures_offset); | |
1033 | if (!dev_priv->gart_textures) { | |
1da177e4 | 1034 | DRM_ERROR("could not find GART texture region!\n"); |
1da177e4 | 1035 | radeon_do_cleanup_cp(dev); |
20caafa6 | 1036 | return -EINVAL; |
1da177e4 LT |
1037 | } |
1038 | } | |
1039 | ||
1da177e4 | 1040 | #if __OS_HAS_AGP |
54a56ac5 | 1041 | if (dev_priv->flags & RADEON_IS_AGP) { |
9b8d5a12 DA |
1042 | drm_core_ioremap_wc(dev_priv->cp_ring, dev); |
1043 | drm_core_ioremap_wc(dev_priv->ring_rptr, dev); | |
1044 | drm_core_ioremap_wc(dev->agp_buffer_map, dev); | |
b5e89ed5 DA |
1045 | if (!dev_priv->cp_ring->handle || |
1046 | !dev_priv->ring_rptr->handle || | |
1047 | !dev->agp_buffer_map->handle) { | |
1da177e4 | 1048 | DRM_ERROR("could not find ioremap agp regions!\n"); |
1da177e4 | 1049 | radeon_do_cleanup_cp(dev); |
20caafa6 | 1050 | return -EINVAL; |
1da177e4 LT |
1051 | } |
1052 | } else | |
1053 | #endif | |
1054 | { | |
b5e89ed5 | 1055 | dev_priv->cp_ring->handle = (void *)dev_priv->cp_ring->offset; |
1da177e4 | 1056 | dev_priv->ring_rptr->handle = |
b5e89ed5 DA |
1057 | (void *)dev_priv->ring_rptr->offset; |
1058 | dev->agp_buffer_map->handle = | |
1059 | (void *)dev->agp_buffer_map->offset; | |
1060 | ||
1061 | DRM_DEBUG("dev_priv->cp_ring->handle %p\n", | |
1062 | dev_priv->cp_ring->handle); | |
1063 | DRM_DEBUG("dev_priv->ring_rptr->handle %p\n", | |
1064 | dev_priv->ring_rptr->handle); | |
1065 | DRM_DEBUG("dev->agp_buffer_map->handle %p\n", | |
1066 | dev->agp_buffer_map->handle); | |
1da177e4 LT |
1067 | } |
1068 | ||
3d5e2c13 | 1069 | dev_priv->fb_location = (radeon_read_fb_location(dev_priv) & 0xffff) << 16; |
bc5f4523 | 1070 | dev_priv->fb_size = |
3d5e2c13 | 1071 | ((radeon_read_fb_location(dev_priv) & 0xffff0000u) + 0x10000) |
d5ea702f | 1072 | - dev_priv->fb_location; |
1da177e4 | 1073 | |
b5e89ed5 DA |
1074 | dev_priv->front_pitch_offset = (((dev_priv->front_pitch / 64) << 22) | |
1075 | ((dev_priv->front_offset | |
1076 | + dev_priv->fb_location) >> 10)); | |
1da177e4 | 1077 | |
b5e89ed5 DA |
1078 | dev_priv->back_pitch_offset = (((dev_priv->back_pitch / 64) << 22) | |
1079 | ((dev_priv->back_offset | |
1080 | + dev_priv->fb_location) >> 10)); | |
1da177e4 | 1081 | |
b5e89ed5 DA |
1082 | dev_priv->depth_pitch_offset = (((dev_priv->depth_pitch / 64) << 22) | |
1083 | ((dev_priv->depth_offset | |
1084 | + dev_priv->fb_location) >> 10)); | |
1da177e4 LT |
1085 | |
1086 | dev_priv->gart_size = init->gart_size; | |
d5ea702f DA |
1087 | |
1088 | /* New let's set the memory map ... */ | |
1089 | if (dev_priv->new_memmap) { | |
1090 | u32 base = 0; | |
1091 | ||
1092 | DRM_INFO("Setting GART location based on new memory map\n"); | |
1093 | ||
1094 | /* If using AGP, try to locate the AGP aperture at the same | |
1095 | * location in the card and on the bus, though we have to | |
1096 | * align it down. | |
1097 | */ | |
1098 | #if __OS_HAS_AGP | |
54a56ac5 | 1099 | if (dev_priv->flags & RADEON_IS_AGP) { |
d5ea702f DA |
1100 | base = dev->agp->base; |
1101 | /* Check if valid */ | |
80b2c386 MD |
1102 | if ((base + dev_priv->gart_size - 1) >= dev_priv->fb_location && |
1103 | base < (dev_priv->fb_location + dev_priv->fb_size - 1)) { | |
d5ea702f DA |
1104 | DRM_INFO("Can't use AGP base @0x%08lx, won't fit\n", |
1105 | dev->agp->base); | |
1106 | base = 0; | |
1107 | } | |
1108 | } | |
1109 | #endif | |
1110 | /* If not or if AGP is at 0 (Macs), try to put it elsewhere */ | |
1111 | if (base == 0) { | |
1112 | base = dev_priv->fb_location + dev_priv->fb_size; | |
80b2c386 MD |
1113 | if (base < dev_priv->fb_location || |
1114 | ((base + dev_priv->gart_size) & 0xfffffffful) < base) | |
d5ea702f DA |
1115 | base = dev_priv->fb_location |
1116 | - dev_priv->gart_size; | |
bc5f4523 | 1117 | } |
d5ea702f DA |
1118 | dev_priv->gart_vm_start = base & 0xffc00000u; |
1119 | if (dev_priv->gart_vm_start != base) | |
1120 | DRM_INFO("GART aligned down from 0x%08x to 0x%08x\n", | |
1121 | base, dev_priv->gart_vm_start); | |
1122 | } else { | |
1123 | DRM_INFO("Setting GART location based on old memory map\n"); | |
1124 | dev_priv->gart_vm_start = dev_priv->fb_location + | |
1125 | RADEON_READ(RADEON_CONFIG_APER_SIZE); | |
1126 | } | |
1da177e4 LT |
1127 | |
1128 | #if __OS_HAS_AGP | |
54a56ac5 | 1129 | if (dev_priv->flags & RADEON_IS_AGP) |
1da177e4 | 1130 | dev_priv->gart_buffers_offset = (dev->agp_buffer_map->offset |
b5e89ed5 DA |
1131 | - dev->agp->base |
1132 | + dev_priv->gart_vm_start); | |
1da177e4 LT |
1133 | else |
1134 | #endif | |
1135 | dev_priv->gart_buffers_offset = (dev->agp_buffer_map->offset | |
b0917bd9 IK |
1136 | - (unsigned long)dev->sg->virtual |
1137 | + dev_priv->gart_vm_start); | |
1da177e4 | 1138 | |
b5e89ed5 DA |
1139 | DRM_DEBUG("dev_priv->gart_size %d\n", dev_priv->gart_size); |
1140 | DRM_DEBUG("dev_priv->gart_vm_start 0x%x\n", dev_priv->gart_vm_start); | |
1141 | DRM_DEBUG("dev_priv->gart_buffers_offset 0x%lx\n", | |
1142 | dev_priv->gart_buffers_offset); | |
1da177e4 | 1143 | |
b5e89ed5 DA |
1144 | dev_priv->ring.start = (u32 *) dev_priv->cp_ring->handle; |
1145 | dev_priv->ring.end = ((u32 *) dev_priv->cp_ring->handle | |
1da177e4 LT |
1146 | + init->ring_size / sizeof(u32)); |
1147 | dev_priv->ring.size = init->ring_size; | |
b5e89ed5 | 1148 | dev_priv->ring.size_l2qw = drm_order(init->ring_size / 8); |
1da177e4 | 1149 | |
576cc458 RS |
1150 | dev_priv->ring.rptr_update = /* init->rptr_update */ 4096; |
1151 | dev_priv->ring.rptr_update_l2qw = drm_order( /* init->rptr_update */ 4096 / 8); | |
1152 | ||
1153 | dev_priv->ring.fetch_size = /* init->fetch_size */ 32; | |
1154 | dev_priv->ring.fetch_size_l2ow = drm_order( /* init->fetch_size */ 32 / 16); | |
b5e89ed5 | 1155 | dev_priv->ring.tail_mask = (dev_priv->ring.size / sizeof(u32)) - 1; |
1da177e4 LT |
1156 | |
1157 | dev_priv->ring.high_mark = RADEON_RING_HIGH_MARK; | |
1158 | ||
1159 | #if __OS_HAS_AGP | |
54a56ac5 | 1160 | if (dev_priv->flags & RADEON_IS_AGP) { |
1da177e4 | 1161 | /* Turn off PCI GART */ |
b5e89ed5 | 1162 | radeon_set_pcigart(dev_priv, 0); |
1da177e4 LT |
1163 | } else |
1164 | #endif | |
1165 | { | |
b05c2385 | 1166 | dev_priv->gart_info.table_mask = DMA_BIT_MASK(32); |
ea98a92f | 1167 | /* if we have an offset set from userspace */ |
f2b04cd2 | 1168 | if (dev_priv->pcigart_offset_set) { |
b5e89ed5 DA |
1169 | dev_priv->gart_info.bus_addr = |
1170 | dev_priv->pcigart_offset + dev_priv->fb_location; | |
f26c473c | 1171 | dev_priv->gart_info.mapping.offset = |
7fc86860 | 1172 | dev_priv->pcigart_offset + dev_priv->fb_aper_offset; |
f26c473c | 1173 | dev_priv->gart_info.mapping.size = |
f2b04cd2 | 1174 | dev_priv->gart_info.table_size; |
f26c473c | 1175 | |
242e3df8 | 1176 | drm_core_ioremap_wc(&dev_priv->gart_info.mapping, dev); |
b5e89ed5 | 1177 | dev_priv->gart_info.addr = |
f26c473c | 1178 | dev_priv->gart_info.mapping.handle; |
b5e89ed5 | 1179 | |
f2b04cd2 DA |
1180 | if (dev_priv->flags & RADEON_IS_PCIE) |
1181 | dev_priv->gart_info.gart_reg_if = DRM_ATI_GART_PCIE; | |
1182 | else | |
1183 | dev_priv->gart_info.gart_reg_if = DRM_ATI_GART_PCI; | |
b5e89ed5 DA |
1184 | dev_priv->gart_info.gart_table_location = |
1185 | DRM_ATI_GART_FB; | |
1186 | ||
f26c473c | 1187 | DRM_DEBUG("Setting phys_pci_gart to %p %08lX\n", |
b5e89ed5 DA |
1188 | dev_priv->gart_info.addr, |
1189 | dev_priv->pcigart_offset); | |
1190 | } else { | |
f2b04cd2 DA |
1191 | if (dev_priv->flags & RADEON_IS_IGPGART) |
1192 | dev_priv->gart_info.gart_reg_if = DRM_ATI_GART_IGP; | |
1193 | else | |
1194 | dev_priv->gart_info.gart_reg_if = DRM_ATI_GART_PCI; | |
b5e89ed5 DA |
1195 | dev_priv->gart_info.gart_table_location = |
1196 | DRM_ATI_GART_MAIN; | |
f26c473c DA |
1197 | dev_priv->gart_info.addr = NULL; |
1198 | dev_priv->gart_info.bus_addr = 0; | |
54a56ac5 | 1199 | if (dev_priv->flags & RADEON_IS_PCIE) { |
b5e89ed5 DA |
1200 | DRM_ERROR |
1201 | ("Cannot use PCI Express without GART in FB memory\n"); | |
ea98a92f | 1202 | radeon_do_cleanup_cp(dev); |
20caafa6 | 1203 | return -EINVAL; |
ea98a92f DA |
1204 | } |
1205 | } | |
1206 | ||
1207 | if (!drm_ati_pcigart_init(dev, &dev_priv->gart_info)) { | |
b5e89ed5 | 1208 | DRM_ERROR("failed to init PCI GART!\n"); |
1da177e4 | 1209 | radeon_do_cleanup_cp(dev); |
20caafa6 | 1210 | return -ENOMEM; |
1da177e4 LT |
1211 | } |
1212 | ||
1213 | /* Turn on PCI GART */ | |
b5e89ed5 | 1214 | radeon_set_pcigart(dev_priv, 1); |
1da177e4 LT |
1215 | } |
1216 | ||
b5e89ed5 DA |
1217 | radeon_cp_load_microcode(dev_priv); |
1218 | radeon_cp_init_ring_buffer(dev, dev_priv); | |
1da177e4 LT |
1219 | |
1220 | dev_priv->last_buf = 0; | |
1221 | ||
b5e89ed5 | 1222 | radeon_do_engine_reset(dev); |
d5ea702f | 1223 | radeon_test_writeback(dev_priv); |
1da177e4 LT |
1224 | |
1225 | return 0; | |
1226 | } | |
1227 | ||
84b1fd10 | 1228 | static int radeon_do_cleanup_cp(struct drm_device * dev) |
1da177e4 LT |
1229 | { |
1230 | drm_radeon_private_t *dev_priv = dev->dev_private; | |
b5e89ed5 | 1231 | DRM_DEBUG("\n"); |
1da177e4 LT |
1232 | |
1233 | /* Make sure interrupts are disabled here because the uninstall ioctl | |
1234 | * may not have been called from userspace and after dev_private | |
1235 | * is freed, it's too late. | |
1236 | */ | |
b5e89ed5 DA |
1237 | if (dev->irq_enabled) |
1238 | drm_irq_uninstall(dev); | |
1da177e4 LT |
1239 | |
1240 | #if __OS_HAS_AGP | |
54a56ac5 | 1241 | if (dev_priv->flags & RADEON_IS_AGP) { |
d985c108 | 1242 | if (dev_priv->cp_ring != NULL) { |
b5e89ed5 | 1243 | drm_core_ioremapfree(dev_priv->cp_ring, dev); |
d985c108 DA |
1244 | dev_priv->cp_ring = NULL; |
1245 | } | |
1246 | if (dev_priv->ring_rptr != NULL) { | |
b5e89ed5 | 1247 | drm_core_ioremapfree(dev_priv->ring_rptr, dev); |
d985c108 DA |
1248 | dev_priv->ring_rptr = NULL; |
1249 | } | |
b5e89ed5 DA |
1250 | if (dev->agp_buffer_map != NULL) { |
1251 | drm_core_ioremapfree(dev->agp_buffer_map, dev); | |
1da177e4 LT |
1252 | dev->agp_buffer_map = NULL; |
1253 | } | |
1254 | } else | |
1255 | #endif | |
1256 | { | |
d985c108 DA |
1257 | |
1258 | if (dev_priv->gart_info.bus_addr) { | |
1259 | /* Turn off PCI GART */ | |
1260 | radeon_set_pcigart(dev_priv, 0); | |
ea98a92f DA |
1261 | if (!drm_ati_pcigart_cleanup(dev, &dev_priv->gart_info)) |
1262 | DRM_ERROR("failed to cleanup PCI GART!\n"); | |
d985c108 | 1263 | } |
b5e89ed5 | 1264 | |
d985c108 DA |
1265 | if (dev_priv->gart_info.gart_table_location == DRM_ATI_GART_FB) |
1266 | { | |
f26c473c | 1267 | drm_core_ioremapfree(&dev_priv->gart_info.mapping, dev); |
f2b04cd2 | 1268 | dev_priv->gart_info.addr = 0; |
ea98a92f | 1269 | } |
1da177e4 | 1270 | } |
1da177e4 LT |
1271 | /* only clear to the start of flags */ |
1272 | memset(dev_priv, 0, offsetof(drm_radeon_private_t, flags)); | |
1273 | ||
1274 | return 0; | |
1275 | } | |
1276 | ||
b5e89ed5 DA |
1277 | /* This code will reinit the Radeon CP hardware after a resume from disc. |
1278 | * AFAIK, it would be very difficult to pickle the state at suspend time, so | |
1da177e4 LT |
1279 | * here we make sure that all Radeon hardware initialisation is re-done without |
1280 | * affecting running applications. | |
1281 | * | |
1282 | * Charl P. Botha <http://cpbotha.net> | |
1283 | */ | |
84b1fd10 | 1284 | static int radeon_do_resume_cp(struct drm_device * dev) |
1da177e4 LT |
1285 | { |
1286 | drm_radeon_private_t *dev_priv = dev->dev_private; | |
1287 | ||
b5e89ed5 DA |
1288 | if (!dev_priv) { |
1289 | DRM_ERROR("Called with no initialization\n"); | |
20caafa6 | 1290 | return -EINVAL; |
1da177e4 LT |
1291 | } |
1292 | ||
1293 | DRM_DEBUG("Starting radeon_do_resume_cp()\n"); | |
1294 | ||
1295 | #if __OS_HAS_AGP | |
54a56ac5 | 1296 | if (dev_priv->flags & RADEON_IS_AGP) { |
1da177e4 | 1297 | /* Turn off PCI GART */ |
b5e89ed5 | 1298 | radeon_set_pcigart(dev_priv, 0); |
1da177e4 LT |
1299 | } else |
1300 | #endif | |
1301 | { | |
1302 | /* Turn on PCI GART */ | |
b5e89ed5 | 1303 | radeon_set_pcigart(dev_priv, 1); |
1da177e4 LT |
1304 | } |
1305 | ||
b5e89ed5 DA |
1306 | radeon_cp_load_microcode(dev_priv); |
1307 | radeon_cp_init_ring_buffer(dev, dev_priv); | |
1da177e4 | 1308 | |
b5e89ed5 | 1309 | radeon_do_engine_reset(dev); |
0a3e67a4 | 1310 | radeon_irq_set_state(dev, RADEON_SW_INT_ENABLE, 1); |
1da177e4 LT |
1311 | |
1312 | DRM_DEBUG("radeon_do_resume_cp() complete\n"); | |
1313 | ||
1314 | return 0; | |
1315 | } | |
1316 | ||
c153f45f | 1317 | int radeon_cp_init(struct drm_device *dev, void *data, struct drm_file *file_priv) |
1da177e4 | 1318 | { |
c153f45f | 1319 | drm_radeon_init_t *init = data; |
1da177e4 | 1320 | |
6c340eac | 1321 | LOCK_TEST_WITH_RETURN(dev, file_priv); |
1da177e4 | 1322 | |
c153f45f | 1323 | if (init->func == RADEON_INIT_R300_CP) |
3d5e2c13 | 1324 | r300_init_reg_flags(dev); |
414ed537 | 1325 | |
c153f45f | 1326 | switch (init->func) { |
1da177e4 LT |
1327 | case RADEON_INIT_CP: |
1328 | case RADEON_INIT_R200_CP: | |
1329 | case RADEON_INIT_R300_CP: | |
7c1c2871 | 1330 | return radeon_do_init_cp(dev, init, file_priv); |
1da177e4 | 1331 | case RADEON_CLEANUP_CP: |
b5e89ed5 | 1332 | return radeon_do_cleanup_cp(dev); |
1da177e4 LT |
1333 | } |
1334 | ||
20caafa6 | 1335 | return -EINVAL; |
1da177e4 LT |
1336 | } |
1337 | ||
c153f45f | 1338 | int radeon_cp_start(struct drm_device *dev, void *data, struct drm_file *file_priv) |
1da177e4 | 1339 | { |
1da177e4 | 1340 | drm_radeon_private_t *dev_priv = dev->dev_private; |
b5e89ed5 | 1341 | DRM_DEBUG("\n"); |
1da177e4 | 1342 | |
6c340eac | 1343 | LOCK_TEST_WITH_RETURN(dev, file_priv); |
1da177e4 | 1344 | |
b5e89ed5 | 1345 | if (dev_priv->cp_running) { |
3e684eae | 1346 | DRM_DEBUG("while CP running\n"); |
1da177e4 LT |
1347 | return 0; |
1348 | } | |
b5e89ed5 | 1349 | if (dev_priv->cp_mode == RADEON_CSQ_PRIDIS_INDDIS) { |
3e684eae MN |
1350 | DRM_DEBUG("called with bogus CP mode (%d)\n", |
1351 | dev_priv->cp_mode); | |
1da177e4 LT |
1352 | return 0; |
1353 | } | |
1354 | ||
b5e89ed5 | 1355 | radeon_do_cp_start(dev_priv); |
1da177e4 LT |
1356 | |
1357 | return 0; | |
1358 | } | |
1359 | ||
1360 | /* Stop the CP. The engine must have been idled before calling this | |
1361 | * routine. | |
1362 | */ | |
c153f45f | 1363 | int radeon_cp_stop(struct drm_device *dev, void *data, struct drm_file *file_priv) |
1da177e4 | 1364 | { |
1da177e4 | 1365 | drm_radeon_private_t *dev_priv = dev->dev_private; |
c153f45f | 1366 | drm_radeon_cp_stop_t *stop = data; |
1da177e4 | 1367 | int ret; |
b5e89ed5 | 1368 | DRM_DEBUG("\n"); |
1da177e4 | 1369 | |
6c340eac | 1370 | LOCK_TEST_WITH_RETURN(dev, file_priv); |
1da177e4 | 1371 | |
1da177e4 LT |
1372 | if (!dev_priv->cp_running) |
1373 | return 0; | |
1374 | ||
1375 | /* Flush any pending CP commands. This ensures any outstanding | |
1376 | * commands are exectuted by the engine before we turn it off. | |
1377 | */ | |
c153f45f | 1378 | if (stop->flush) { |
b5e89ed5 | 1379 | radeon_do_cp_flush(dev_priv); |
1da177e4 LT |
1380 | } |
1381 | ||
1382 | /* If we fail to make the engine go idle, we return an error | |
1383 | * code so that the DRM ioctl wrapper can try again. | |
1384 | */ | |
c153f45f | 1385 | if (stop->idle) { |
b5e89ed5 DA |
1386 | ret = radeon_do_cp_idle(dev_priv); |
1387 | if (ret) | |
1388 | return ret; | |
1da177e4 LT |
1389 | } |
1390 | ||
1391 | /* Finally, we can turn off the CP. If the engine isn't idle, | |
1392 | * we will get some dropped triangles as they won't be fully | |
1393 | * rendered before the CP is shut down. | |
1394 | */ | |
b5e89ed5 | 1395 | radeon_do_cp_stop(dev_priv); |
1da177e4 LT |
1396 | |
1397 | /* Reset the engine */ | |
b5e89ed5 | 1398 | radeon_do_engine_reset(dev); |
1da177e4 LT |
1399 | |
1400 | return 0; | |
1401 | } | |
1402 | ||
84b1fd10 | 1403 | void radeon_do_release(struct drm_device * dev) |
1da177e4 LT |
1404 | { |
1405 | drm_radeon_private_t *dev_priv = dev->dev_private; | |
1406 | int i, ret; | |
1407 | ||
1408 | if (dev_priv) { | |
1409 | if (dev_priv->cp_running) { | |
1410 | /* Stop the cp */ | |
b5e89ed5 | 1411 | while ((ret = radeon_do_cp_idle(dev_priv)) != 0) { |
1da177e4 LT |
1412 | DRM_DEBUG("radeon_do_cp_idle %d\n", ret); |
1413 | #ifdef __linux__ | |
1414 | schedule(); | |
1415 | #else | |
1416 | tsleep(&ret, PZERO, "rdnrel", 1); | |
1417 | #endif | |
1418 | } | |
b5e89ed5 DA |
1419 | radeon_do_cp_stop(dev_priv); |
1420 | radeon_do_engine_reset(dev); | |
1da177e4 LT |
1421 | } |
1422 | ||
1423 | /* Disable *all* interrupts */ | |
1424 | if (dev_priv->mmio) /* remove this after permanent addmaps */ | |
b5e89ed5 | 1425 | RADEON_WRITE(RADEON_GEN_INT_CNTL, 0); |
1da177e4 | 1426 | |
b5e89ed5 | 1427 | if (dev_priv->mmio) { /* remove all surfaces */ |
1da177e4 | 1428 | for (i = 0; i < RADEON_MAX_SURFACES; i++) { |
b5e89ed5 DA |
1429 | RADEON_WRITE(RADEON_SURFACE0_INFO + 16 * i, 0); |
1430 | RADEON_WRITE(RADEON_SURFACE0_LOWER_BOUND + | |
1431 | 16 * i, 0); | |
1432 | RADEON_WRITE(RADEON_SURFACE0_UPPER_BOUND + | |
1433 | 16 * i, 0); | |
1da177e4 LT |
1434 | } |
1435 | } | |
1436 | ||
1437 | /* Free memory heap structures */ | |
b5e89ed5 DA |
1438 | radeon_mem_takedown(&(dev_priv->gart_heap)); |
1439 | radeon_mem_takedown(&(dev_priv->fb_heap)); | |
1da177e4 LT |
1440 | |
1441 | /* deallocate kernel resources */ | |
b5e89ed5 | 1442 | radeon_do_cleanup_cp(dev); |
1da177e4 LT |
1443 | } |
1444 | } | |
1445 | ||
1446 | /* Just reset the CP ring. Called as part of an X Server engine reset. | |
1447 | */ | |
c153f45f | 1448 | int radeon_cp_reset(struct drm_device *dev, void *data, struct drm_file *file_priv) |
1da177e4 | 1449 | { |
1da177e4 | 1450 | drm_radeon_private_t *dev_priv = dev->dev_private; |
b5e89ed5 | 1451 | DRM_DEBUG("\n"); |
1da177e4 | 1452 | |
6c340eac | 1453 | LOCK_TEST_WITH_RETURN(dev, file_priv); |
1da177e4 | 1454 | |
b5e89ed5 | 1455 | if (!dev_priv) { |
3e684eae | 1456 | DRM_DEBUG("called before init done\n"); |
20caafa6 | 1457 | return -EINVAL; |
1da177e4 LT |
1458 | } |
1459 | ||
b5e89ed5 | 1460 | radeon_do_cp_reset(dev_priv); |
1da177e4 LT |
1461 | |
1462 | /* The CP is no longer running after an engine reset */ | |
1463 | dev_priv->cp_running = 0; | |
1464 | ||
1465 | return 0; | |
1466 | } | |
1467 | ||
c153f45f | 1468 | int radeon_cp_idle(struct drm_device *dev, void *data, struct drm_file *file_priv) |
1da177e4 | 1469 | { |
1da177e4 | 1470 | drm_radeon_private_t *dev_priv = dev->dev_private; |
b5e89ed5 | 1471 | DRM_DEBUG("\n"); |
1da177e4 | 1472 | |
6c340eac | 1473 | LOCK_TEST_WITH_RETURN(dev, file_priv); |
1da177e4 | 1474 | |
b5e89ed5 | 1475 | return radeon_do_cp_idle(dev_priv); |
1da177e4 LT |
1476 | } |
1477 | ||
1478 | /* Added by Charl P. Botha to call radeon_do_resume_cp(). | |
1479 | */ | |
c153f45f | 1480 | int radeon_cp_resume(struct drm_device *dev, void *data, struct drm_file *file_priv) |
1da177e4 | 1481 | { |
1da177e4 LT |
1482 | |
1483 | return radeon_do_resume_cp(dev); | |
1484 | } | |
1485 | ||
c153f45f | 1486 | int radeon_engine_reset(struct drm_device *dev, void *data, struct drm_file *file_priv) |
1da177e4 | 1487 | { |
b5e89ed5 | 1488 | DRM_DEBUG("\n"); |
1da177e4 | 1489 | |
6c340eac | 1490 | LOCK_TEST_WITH_RETURN(dev, file_priv); |
1da177e4 | 1491 | |
b5e89ed5 | 1492 | return radeon_do_engine_reset(dev); |
1da177e4 LT |
1493 | } |
1494 | ||
1da177e4 LT |
1495 | /* ================================================================ |
1496 | * Fullscreen mode | |
1497 | */ | |
1498 | ||
1499 | /* KW: Deprecated to say the least: | |
1500 | */ | |
c153f45f | 1501 | int radeon_fullscreen(struct drm_device *dev, void *data, struct drm_file *file_priv) |
1da177e4 LT |
1502 | { |
1503 | return 0; | |
1504 | } | |
1505 | ||
1da177e4 LT |
1506 | /* ================================================================ |
1507 | * Freelist management | |
1508 | */ | |
1509 | ||
1510 | /* Original comment: FIXME: ROTATE_BUFS is a hack to cycle through | |
1511 | * bufs until freelist code is used. Note this hides a problem with | |
1512 | * the scratch register * (used to keep track of last buffer | |
1513 | * completed) being written to before * the last buffer has actually | |
b5e89ed5 | 1514 | * completed rendering. |
1da177e4 LT |
1515 | * |
1516 | * KW: It's also a good way to find free buffers quickly. | |
1517 | * | |
1518 | * KW: Ideally this loop wouldn't exist, and freelist_get wouldn't | |
1519 | * sleep. However, bugs in older versions of radeon_accel.c mean that | |
1520 | * we essentially have to do this, else old clients will break. | |
b5e89ed5 | 1521 | * |
1da177e4 LT |
1522 | * However, it does leave open a potential deadlock where all the |
1523 | * buffers are held by other clients, which can't release them because | |
b5e89ed5 | 1524 | * they can't get the lock. |
1da177e4 LT |
1525 | */ |
1526 | ||
056219e2 | 1527 | struct drm_buf *radeon_freelist_get(struct drm_device * dev) |
1da177e4 | 1528 | { |
cdd55a29 | 1529 | struct drm_device_dma *dma = dev->dma; |
1da177e4 LT |
1530 | drm_radeon_private_t *dev_priv = dev->dev_private; |
1531 | drm_radeon_buf_priv_t *buf_priv; | |
056219e2 | 1532 | struct drm_buf *buf; |
1da177e4 LT |
1533 | int i, t; |
1534 | int start; | |
1535 | ||
b5e89ed5 | 1536 | if (++dev_priv->last_buf >= dma->buf_count) |
1da177e4 LT |
1537 | dev_priv->last_buf = 0; |
1538 | ||
1539 | start = dev_priv->last_buf; | |
1540 | ||
b5e89ed5 DA |
1541 | for (t = 0; t < dev_priv->usec_timeout; t++) { |
1542 | u32 done_age = GET_SCRATCH(1); | |
1543 | DRM_DEBUG("done_age = %d\n", done_age); | |
1544 | for (i = start; i < dma->buf_count; i++) { | |
1da177e4 LT |
1545 | buf = dma->buflist[i]; |
1546 | buf_priv = buf->dev_private; | |
6c340eac EA |
1547 | if (buf->file_priv == NULL || (buf->pending && |
1548 | buf_priv->age <= | |
1549 | done_age)) { | |
1da177e4 LT |
1550 | dev_priv->stats.requested_bufs++; |
1551 | buf->pending = 0; | |
1552 | return buf; | |
1553 | } | |
1554 | start = 0; | |
1555 | } | |
1556 | ||
1557 | if (t) { | |
b5e89ed5 | 1558 | DRM_UDELAY(1); |
1da177e4 LT |
1559 | dev_priv->stats.freelist_loops++; |
1560 | } | |
1561 | } | |
1562 | ||
b5e89ed5 | 1563 | DRM_DEBUG("returning NULL!\n"); |
1da177e4 LT |
1564 | return NULL; |
1565 | } | |
b5e89ed5 | 1566 | |
1da177e4 | 1567 | #if 0 |
056219e2 | 1568 | struct drm_buf *radeon_freelist_get(struct drm_device * dev) |
1da177e4 | 1569 | { |
cdd55a29 | 1570 | struct drm_device_dma *dma = dev->dma; |
1da177e4 LT |
1571 | drm_radeon_private_t *dev_priv = dev->dev_private; |
1572 | drm_radeon_buf_priv_t *buf_priv; | |
056219e2 | 1573 | struct drm_buf *buf; |
1da177e4 LT |
1574 | int i, t; |
1575 | int start; | |
1576 | u32 done_age = DRM_READ32(dev_priv->ring_rptr, RADEON_SCRATCHOFF(1)); | |
1577 | ||
b5e89ed5 | 1578 | if (++dev_priv->last_buf >= dma->buf_count) |
1da177e4 LT |
1579 | dev_priv->last_buf = 0; |
1580 | ||
1581 | start = dev_priv->last_buf; | |
1582 | dev_priv->stats.freelist_loops++; | |
b5e89ed5 DA |
1583 | |
1584 | for (t = 0; t < 2; t++) { | |
1585 | for (i = start; i < dma->buf_count; i++) { | |
1da177e4 LT |
1586 | buf = dma->buflist[i]; |
1587 | buf_priv = buf->dev_private; | |
6c340eac EA |
1588 | if (buf->file_priv == 0 || (buf->pending && |
1589 | buf_priv->age <= | |
1590 | done_age)) { | |
1da177e4 LT |
1591 | dev_priv->stats.requested_bufs++; |
1592 | buf->pending = 0; | |
1593 | return buf; | |
1594 | } | |
1595 | } | |
1596 | start = 0; | |
1597 | } | |
1598 | ||
1599 | return NULL; | |
1600 | } | |
1601 | #endif | |
1602 | ||
84b1fd10 | 1603 | void radeon_freelist_reset(struct drm_device * dev) |
1da177e4 | 1604 | { |
cdd55a29 | 1605 | struct drm_device_dma *dma = dev->dma; |
1da177e4 LT |
1606 | drm_radeon_private_t *dev_priv = dev->dev_private; |
1607 | int i; | |
1608 | ||
1609 | dev_priv->last_buf = 0; | |
b5e89ed5 | 1610 | for (i = 0; i < dma->buf_count; i++) { |
056219e2 | 1611 | struct drm_buf *buf = dma->buflist[i]; |
1da177e4 LT |
1612 | drm_radeon_buf_priv_t *buf_priv = buf->dev_private; |
1613 | buf_priv->age = 0; | |
1614 | } | |
1615 | } | |
1616 | ||
1da177e4 LT |
1617 | /* ================================================================ |
1618 | * CP command submission | |
1619 | */ | |
1620 | ||
b5e89ed5 | 1621 | int radeon_wait_ring(drm_radeon_private_t * dev_priv, int n) |
1da177e4 LT |
1622 | { |
1623 | drm_radeon_ring_buffer_t *ring = &dev_priv->ring; | |
1624 | int i; | |
b5e89ed5 | 1625 | u32 last_head = GET_RING_HEAD(dev_priv); |
1da177e4 | 1626 | |
b5e89ed5 DA |
1627 | for (i = 0; i < dev_priv->usec_timeout; i++) { |
1628 | u32 head = GET_RING_HEAD(dev_priv); | |
1da177e4 LT |
1629 | |
1630 | ring->space = (head - ring->tail) * sizeof(u32); | |
b5e89ed5 | 1631 | if (ring->space <= 0) |
1da177e4 | 1632 | ring->space += ring->size; |
b5e89ed5 | 1633 | if (ring->space > n) |
1da177e4 | 1634 | return 0; |
b5e89ed5 | 1635 | |
1da177e4 LT |
1636 | dev_priv->stats.boxes |= RADEON_BOX_WAIT_IDLE; |
1637 | ||
1638 | if (head != last_head) | |
1639 | i = 0; | |
1640 | last_head = head; | |
1641 | ||
b5e89ed5 | 1642 | DRM_UDELAY(1); |
1da177e4 LT |
1643 | } |
1644 | ||
1645 | /* FIXME: This return value is ignored in the BEGIN_RING macro! */ | |
1646 | #if RADEON_FIFO_DEBUG | |
b5e89ed5 DA |
1647 | radeon_status(dev_priv); |
1648 | DRM_ERROR("failed!\n"); | |
1da177e4 | 1649 | #endif |
20caafa6 | 1650 | return -EBUSY; |
1da177e4 LT |
1651 | } |
1652 | ||
6c340eac EA |
1653 | static int radeon_cp_get_buffers(struct drm_device *dev, |
1654 | struct drm_file *file_priv, | |
c60ce623 | 1655 | struct drm_dma * d) |
1da177e4 LT |
1656 | { |
1657 | int i; | |
056219e2 | 1658 | struct drm_buf *buf; |
1da177e4 | 1659 | |
b5e89ed5 DA |
1660 | for (i = d->granted_count; i < d->request_count; i++) { |
1661 | buf = radeon_freelist_get(dev); | |
1662 | if (!buf) | |
20caafa6 | 1663 | return -EBUSY; /* NOTE: broken client */ |
1da177e4 | 1664 | |
6c340eac | 1665 | buf->file_priv = file_priv; |
1da177e4 | 1666 | |
b5e89ed5 DA |
1667 | if (DRM_COPY_TO_USER(&d->request_indices[i], &buf->idx, |
1668 | sizeof(buf->idx))) | |
20caafa6 | 1669 | return -EFAULT; |
b5e89ed5 DA |
1670 | if (DRM_COPY_TO_USER(&d->request_sizes[i], &buf->total, |
1671 | sizeof(buf->total))) | |
20caafa6 | 1672 | return -EFAULT; |
1da177e4 LT |
1673 | |
1674 | d->granted_count++; | |
1675 | } | |
1676 | return 0; | |
1677 | } | |
1678 | ||
c153f45f | 1679 | int radeon_cp_buffers(struct drm_device *dev, void *data, struct drm_file *file_priv) |
1da177e4 | 1680 | { |
cdd55a29 | 1681 | struct drm_device_dma *dma = dev->dma; |
1da177e4 | 1682 | int ret = 0; |
c153f45f | 1683 | struct drm_dma *d = data; |
1da177e4 | 1684 | |
6c340eac | 1685 | LOCK_TEST_WITH_RETURN(dev, file_priv); |
1da177e4 | 1686 | |
1da177e4 LT |
1687 | /* Please don't send us buffers. |
1688 | */ | |
c153f45f | 1689 | if (d->send_count != 0) { |
b5e89ed5 | 1690 | DRM_ERROR("Process %d trying to send %d buffers via drmDMA\n", |
c153f45f | 1691 | DRM_CURRENTPID, d->send_count); |
20caafa6 | 1692 | return -EINVAL; |
1da177e4 LT |
1693 | } |
1694 | ||
1695 | /* We'll send you buffers. | |
1696 | */ | |
c153f45f | 1697 | if (d->request_count < 0 || d->request_count > dma->buf_count) { |
b5e89ed5 | 1698 | DRM_ERROR("Process %d trying to get %d buffers (of %d max)\n", |
c153f45f | 1699 | DRM_CURRENTPID, d->request_count, dma->buf_count); |
20caafa6 | 1700 | return -EINVAL; |
1da177e4 LT |
1701 | } |
1702 | ||
c153f45f | 1703 | d->granted_count = 0; |
1da177e4 | 1704 | |
c153f45f EA |
1705 | if (d->request_count) { |
1706 | ret = radeon_cp_get_buffers(dev, file_priv, d); | |
1da177e4 LT |
1707 | } |
1708 | ||
1da177e4 LT |
1709 | return ret; |
1710 | } | |
1711 | ||
22eae947 | 1712 | int radeon_driver_load(struct drm_device *dev, unsigned long flags) |
1da177e4 LT |
1713 | { |
1714 | drm_radeon_private_t *dev_priv; | |
1715 | int ret = 0; | |
1716 | ||
1717 | dev_priv = drm_alloc(sizeof(drm_radeon_private_t), DRM_MEM_DRIVER); | |
1718 | if (dev_priv == NULL) | |
20caafa6 | 1719 | return -ENOMEM; |
1da177e4 LT |
1720 | |
1721 | memset(dev_priv, 0, sizeof(drm_radeon_private_t)); | |
1722 | dev->dev_private = (void *)dev_priv; | |
1723 | dev_priv->flags = flags; | |
1724 | ||
54a56ac5 | 1725 | switch (flags & RADEON_FAMILY_MASK) { |
1da177e4 LT |
1726 | case CHIP_R100: |
1727 | case CHIP_RV200: | |
1728 | case CHIP_R200: | |
1729 | case CHIP_R300: | |
b15ec368 | 1730 | case CHIP_R350: |
414ed537 | 1731 | case CHIP_R420: |
edc6f389 | 1732 | case CHIP_R423: |
b15ec368 | 1733 | case CHIP_RV410: |
3d5e2c13 DA |
1734 | case CHIP_RV515: |
1735 | case CHIP_R520: | |
1736 | case CHIP_RV570: | |
1737 | case CHIP_R580: | |
54a56ac5 | 1738 | dev_priv->flags |= RADEON_HAS_HIERZ; |
1da177e4 LT |
1739 | break; |
1740 | default: | |
b5e89ed5 | 1741 | /* all other chips have no hierarchical z buffer */ |
1da177e4 LT |
1742 | break; |
1743 | } | |
414ed537 DA |
1744 | |
1745 | if (drm_device_is_agp(dev)) | |
54a56ac5 | 1746 | dev_priv->flags |= RADEON_IS_AGP; |
b15ec368 | 1747 | else if (drm_device_is_pcie(dev)) |
54a56ac5 | 1748 | dev_priv->flags |= RADEON_IS_PCIE; |
b15ec368 | 1749 | else |
54a56ac5 | 1750 | dev_priv->flags |= RADEON_IS_PCI; |
ea98a92f | 1751 | |
78538bf1 DA |
1752 | ret = drm_addmap(dev, drm_get_resource_start(dev, 2), |
1753 | drm_get_resource_len(dev, 2), _DRM_REGISTERS, | |
1754 | _DRM_READ_ONLY | _DRM_DRIVER, &dev_priv->mmio); | |
1755 | if (ret != 0) | |
1756 | return ret; | |
1757 | ||
52440211 KP |
1758 | ret = drm_vblank_init(dev, 2); |
1759 | if (ret) { | |
1760 | radeon_driver_unload(dev); | |
1761 | return ret; | |
1762 | } | |
1763 | ||
414ed537 | 1764 | DRM_DEBUG("%s card detected\n", |
54a56ac5 | 1765 | ((dev_priv->flags & RADEON_IS_AGP) ? "AGP" : (((dev_priv->flags & RADEON_IS_PCIE) ? "PCIE" : "PCI")))); |
1da177e4 LT |
1766 | return ret; |
1767 | } | |
1768 | ||
7c1c2871 DA |
1769 | int radeon_master_create(struct drm_device *dev, struct drm_master *master) |
1770 | { | |
1771 | struct drm_radeon_master_private *master_priv; | |
1772 | unsigned long sareapage; | |
1773 | int ret; | |
1774 | ||
1775 | master_priv = drm_calloc(1, sizeof(*master_priv), DRM_MEM_DRIVER); | |
1776 | if (!master_priv) | |
1777 | return -ENOMEM; | |
1778 | ||
1779 | /* prebuild the SAREA */ | |
bdf539ad | 1780 | sareapage = max_t(unsigned long, SAREA_MAX, PAGE_SIZE); |
7c1c2871 DA |
1781 | ret = drm_addmap(dev, 0, sareapage, _DRM_SHM, _DRM_CONTAINS_LOCK|_DRM_DRIVER, |
1782 | &master_priv->sarea); | |
1783 | if (ret) { | |
1784 | DRM_ERROR("SAREA setup failed\n"); | |
1785 | return ret; | |
1786 | } | |
1787 | master_priv->sarea_priv = master_priv->sarea->handle + sizeof(struct drm_sarea); | |
1788 | master_priv->sarea_priv->pfCurrentPage = 0; | |
1789 | ||
1790 | master->driver_priv = master_priv; | |
1791 | return 0; | |
1792 | } | |
1793 | ||
1794 | void radeon_master_destroy(struct drm_device *dev, struct drm_master *master) | |
1795 | { | |
1796 | struct drm_radeon_master_private *master_priv = master->driver_priv; | |
1797 | ||
1798 | if (!master_priv) | |
1799 | return; | |
1800 | ||
1801 | if (master_priv->sarea_priv && | |
1802 | master_priv->sarea_priv->pfCurrentPage != 0) | |
1803 | radeon_cp_dispatch_flip(dev, master); | |
1804 | ||
1805 | master_priv->sarea_priv = NULL; | |
1806 | if (master_priv->sarea) | |
4e74f36d | 1807 | drm_rmmap_locked(dev, master_priv->sarea); |
7c1c2871 DA |
1808 | |
1809 | drm_free(master_priv, sizeof(*master_priv), DRM_MEM_DRIVER); | |
1810 | ||
1811 | master->driver_priv = NULL; | |
1812 | } | |
1813 | ||
22eae947 DA |
1814 | /* Create mappings for registers and framebuffer so userland doesn't necessarily |
1815 | * have to find them. | |
1816 | */ | |
1817 | int radeon_driver_firstopen(struct drm_device *dev) | |
836cf046 DA |
1818 | { |
1819 | int ret; | |
1820 | drm_local_map_t *map; | |
1821 | drm_radeon_private_t *dev_priv = dev->dev_private; | |
1822 | ||
f2b04cd2 DA |
1823 | dev_priv->gart_info.table_size = RADEON_PCIGART_TABLE_SIZE; |
1824 | ||
7fc86860 DA |
1825 | dev_priv->fb_aper_offset = drm_get_resource_start(dev, 0); |
1826 | ret = drm_addmap(dev, dev_priv->fb_aper_offset, | |
836cf046 DA |
1827 | drm_get_resource_len(dev, 0), _DRM_FRAME_BUFFER, |
1828 | _DRM_WRITE_COMBINING, &map); | |
1829 | if (ret != 0) | |
1830 | return ret; | |
1831 | ||
1832 | return 0; | |
1833 | } | |
1834 | ||
22eae947 | 1835 | int radeon_driver_unload(struct drm_device *dev) |
1da177e4 LT |
1836 | { |
1837 | drm_radeon_private_t *dev_priv = dev->dev_private; | |
1838 | ||
1839 | DRM_DEBUG("\n"); | |
78538bf1 DA |
1840 | |
1841 | drm_rmmap(dev, dev_priv->mmio); | |
1842 | ||
1da177e4 LT |
1843 | drm_free(dev_priv, sizeof(*dev_priv), DRM_MEM_DRIVER); |
1844 | ||
1845 | dev->dev_private = NULL; | |
1846 | return 0; | |
1847 | } |