Commit | Line | Data |
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771fe6b9 JG |
1 | /* |
2 | * Copyright 2008 Advanced Micro Devices, Inc. | |
3 | * Copyright 2008 Red Hat Inc. | |
4 | * Copyright 2009 Jerome Glisse. | |
5 | * | |
6 | * Permission is hereby granted, free of charge, to any person obtaining a | |
7 | * copy of this software and associated documentation files (the "Software"), | |
8 | * to deal in the Software without restriction, including without limitation | |
9 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, | |
10 | * and/or sell copies of the Software, and to permit persons to whom the | |
11 | * Software is furnished to do so, subject to the following conditions: | |
12 | * | |
13 | * The above copyright notice and this permission notice shall be included in | |
14 | * all copies or substantial portions of the Software. | |
15 | * | |
16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | |
19 | * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR | |
20 | * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, | |
21 | * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR | |
22 | * OTHER DEALINGS IN THE SOFTWARE. | |
23 | * | |
24 | * Authors: Dave Airlie | |
25 | * Alex Deucher | |
26 | * Jerome Glisse | |
27 | */ | |
c010f800 JG |
28 | /* RS600 / Radeon X1250/X1270 integrated GPU |
29 | * | |
30 | * This file gather function specific to RS600 which is the IGP of | |
31 | * the X1250/X1270 family supporting intel CPU (while RS690/RS740 | |
32 | * is the X1250/X1270 supporting AMD CPU). The display engine are | |
33 | * the avivo one, bios is an atombios, 3D block are the one of the | |
34 | * R4XX family. The GART is different from the RS400 one and is very | |
35 | * close to the one of the R600 family (R600 likely being an evolution | |
36 | * of the RS600 GART block). | |
37 | */ | |
771fe6b9 | 38 | #include "drmP.h" |
771fe6b9 | 39 | #include "radeon.h" |
c010f800 JG |
40 | #include "atom.h" |
41 | #include "rs600d.h" | |
771fe6b9 | 42 | |
3f7dc91a DA |
43 | #include "rs600_reg_safe.h" |
44 | ||
771fe6b9 JG |
45 | void rs600_gpu_init(struct radeon_device *rdev); |
46 | int rs600_mc_wait_for_idle(struct radeon_device *rdev); | |
771fe6b9 | 47 | |
64bffd03 DA |
48 | int rs600_mc_init(struct radeon_device *rdev) |
49 | { | |
50 | /* read back the MC value from the hw */ | |
64bffd03 | 51 | int r; |
22dd5013 | 52 | u32 tmp; |
64bffd03 | 53 | |
22dd5013 AD |
54 | /* Setup GPU memory space */ |
55 | tmp = RREG32_MC(R_000004_MC_FB_LOCATION); | |
56 | rdev->mc.vram_location = G_000004_MC_FB_START(tmp) << 16; | |
64bffd03 DA |
57 | rdev->mc.gtt_location = 0xffffffffUL; |
58 | r = radeon_mc_setup(rdev); | |
06b6476d | 59 | rdev->mc.igp_sideport_enabled = radeon_atombios_sideport_present(rdev); |
64bffd03 DA |
60 | if (r) |
61 | return r; | |
62 | return 0; | |
63 | } | |
dcfdd408 AD |
64 | |
65 | /* hpd for digital panel detect/disconnect */ | |
66 | bool rs600_hpd_sense(struct radeon_device *rdev, enum radeon_hpd_id hpd) | |
67 | { | |
68 | u32 tmp; | |
69 | bool connected = false; | |
70 | ||
71 | switch (hpd) { | |
72 | case RADEON_HPD_1: | |
73 | tmp = RREG32(R_007D04_DC_HOT_PLUG_DETECT1_INT_STATUS); | |
74 | if (G_007D04_DC_HOT_PLUG_DETECT1_SENSE(tmp)) | |
75 | connected = true; | |
76 | break; | |
77 | case RADEON_HPD_2: | |
78 | tmp = RREG32(R_007D14_DC_HOT_PLUG_DETECT2_INT_STATUS); | |
79 | if (G_007D14_DC_HOT_PLUG_DETECT2_SENSE(tmp)) | |
80 | connected = true; | |
81 | break; | |
82 | default: | |
83 | break; | |
84 | } | |
85 | return connected; | |
86 | } | |
87 | ||
88 | void rs600_hpd_set_polarity(struct radeon_device *rdev, | |
89 | enum radeon_hpd_id hpd) | |
90 | { | |
91 | u32 tmp; | |
92 | bool connected = rs600_hpd_sense(rdev, hpd); | |
93 | ||
94 | switch (hpd) { | |
95 | case RADEON_HPD_1: | |
96 | tmp = RREG32(R_007D08_DC_HOT_PLUG_DETECT1_INT_CONTROL); | |
97 | if (connected) | |
98 | tmp &= ~S_007D08_DC_HOT_PLUG_DETECT1_INT_POLARITY(1); | |
99 | else | |
100 | tmp |= S_007D08_DC_HOT_PLUG_DETECT1_INT_POLARITY(1); | |
101 | WREG32(R_007D08_DC_HOT_PLUG_DETECT1_INT_CONTROL, tmp); | |
102 | break; | |
103 | case RADEON_HPD_2: | |
104 | tmp = RREG32(R_007D18_DC_HOT_PLUG_DETECT2_INT_CONTROL); | |
105 | if (connected) | |
106 | tmp &= ~S_007D18_DC_HOT_PLUG_DETECT2_INT_POLARITY(1); | |
107 | else | |
108 | tmp |= S_007D18_DC_HOT_PLUG_DETECT2_INT_POLARITY(1); | |
109 | WREG32(R_007D18_DC_HOT_PLUG_DETECT2_INT_CONTROL, tmp); | |
110 | break; | |
111 | default: | |
112 | break; | |
113 | } | |
114 | } | |
115 | ||
116 | void rs600_hpd_init(struct radeon_device *rdev) | |
117 | { | |
118 | struct drm_device *dev = rdev->ddev; | |
119 | struct drm_connector *connector; | |
120 | ||
121 | list_for_each_entry(connector, &dev->mode_config.connector_list, head) { | |
122 | struct radeon_connector *radeon_connector = to_radeon_connector(connector); | |
123 | switch (radeon_connector->hpd.hpd) { | |
124 | case RADEON_HPD_1: | |
125 | WREG32(R_007D00_DC_HOT_PLUG_DETECT1_CONTROL, | |
126 | S_007D00_DC_HOT_PLUG_DETECT1_EN(1)); | |
127 | rdev->irq.hpd[0] = true; | |
128 | break; | |
129 | case RADEON_HPD_2: | |
130 | WREG32(R_007D10_DC_HOT_PLUG_DETECT2_CONTROL, | |
131 | S_007D10_DC_HOT_PLUG_DETECT2_EN(1)); | |
132 | rdev->irq.hpd[1] = true; | |
133 | break; | |
134 | default: | |
135 | break; | |
136 | } | |
137 | } | |
138 | rs600_irq_set(rdev); | |
139 | } | |
140 | ||
141 | void rs600_hpd_fini(struct radeon_device *rdev) | |
142 | { | |
143 | struct drm_device *dev = rdev->ddev; | |
144 | struct drm_connector *connector; | |
145 | ||
146 | list_for_each_entry(connector, &dev->mode_config.connector_list, head) { | |
147 | struct radeon_connector *radeon_connector = to_radeon_connector(connector); | |
148 | switch (radeon_connector->hpd.hpd) { | |
149 | case RADEON_HPD_1: | |
150 | WREG32(R_007D00_DC_HOT_PLUG_DETECT1_CONTROL, | |
151 | S_007D00_DC_HOT_PLUG_DETECT1_EN(0)); | |
152 | rdev->irq.hpd[0] = false; | |
153 | break; | |
154 | case RADEON_HPD_2: | |
155 | WREG32(R_007D10_DC_HOT_PLUG_DETECT2_CONTROL, | |
156 | S_007D10_DC_HOT_PLUG_DETECT2_EN(0)); | |
157 | rdev->irq.hpd[1] = false; | |
158 | break; | |
159 | default: | |
160 | break; | |
161 | } | |
162 | } | |
163 | } | |
164 | ||
771fe6b9 JG |
165 | /* |
166 | * GART. | |
167 | */ | |
168 | void rs600_gart_tlb_flush(struct radeon_device *rdev) | |
169 | { | |
170 | uint32_t tmp; | |
171 | ||
c010f800 JG |
172 | tmp = RREG32_MC(R_000100_MC_PT0_CNTL); |
173 | tmp &= C_000100_INVALIDATE_ALL_L1_TLBS & C_000100_INVALIDATE_L2_CACHE; | |
174 | WREG32_MC(R_000100_MC_PT0_CNTL, tmp); | |
771fe6b9 | 175 | |
c010f800 JG |
176 | tmp = RREG32_MC(R_000100_MC_PT0_CNTL); |
177 | tmp |= S_000100_INVALIDATE_ALL_L1_TLBS(1) & S_000100_INVALIDATE_L2_CACHE(1); | |
178 | WREG32_MC(R_000100_MC_PT0_CNTL, tmp); | |
771fe6b9 | 179 | |
c010f800 JG |
180 | tmp = RREG32_MC(R_000100_MC_PT0_CNTL); |
181 | tmp &= C_000100_INVALIDATE_ALL_L1_TLBS & C_000100_INVALIDATE_L2_CACHE; | |
182 | WREG32_MC(R_000100_MC_PT0_CNTL, tmp); | |
183 | tmp = RREG32_MC(R_000100_MC_PT0_CNTL); | |
771fe6b9 JG |
184 | } |
185 | ||
4aac0473 | 186 | int rs600_gart_init(struct radeon_device *rdev) |
771fe6b9 | 187 | { |
771fe6b9 JG |
188 | int r; |
189 | ||
4aac0473 JG |
190 | if (rdev->gart.table.vram.robj) { |
191 | WARN(1, "RS600 GART already initialized.\n"); | |
192 | return 0; | |
193 | } | |
771fe6b9 JG |
194 | /* Initialize common gart structure */ |
195 | r = radeon_gart_init(rdev); | |
196 | if (r) { | |
197 | return r; | |
198 | } | |
199 | rdev->gart.table_size = rdev->gart.num_gpu_pages * 8; | |
4aac0473 JG |
200 | return radeon_gart_table_vram_alloc(rdev); |
201 | } | |
202 | ||
203 | int rs600_gart_enable(struct radeon_device *rdev) | |
204 | { | |
c010f800 | 205 | u32 tmp; |
4aac0473 JG |
206 | int r, i; |
207 | ||
208 | if (rdev->gart.table.vram.robj == NULL) { | |
209 | dev_err(rdev->dev, "No VRAM object for PCIE GART.\n"); | |
210 | return -EINVAL; | |
771fe6b9 | 211 | } |
4aac0473 JG |
212 | r = radeon_gart_table_vram_pin(rdev); |
213 | if (r) | |
214 | return r; | |
c010f800 JG |
215 | /* Enable bus master */ |
216 | tmp = RREG32(R_00004C_BUS_CNTL) & C_00004C_BUS_MASTER_DIS; | |
217 | WREG32(R_00004C_BUS_CNTL, tmp); | |
771fe6b9 | 218 | /* FIXME: setup default page */ |
c010f800 | 219 | WREG32_MC(R_000100_MC_PT0_CNTL, |
4f15d24a AD |
220 | (S_000100_EFFECTIVE_L2_CACHE_SIZE(6) | |
221 | S_000100_EFFECTIVE_L2_QUEUE_SIZE(6))); | |
222 | ||
771fe6b9 | 223 | for (i = 0; i < 19; i++) { |
c010f800 | 224 | WREG32_MC(R_00016C_MC_PT0_CLIENT0_CNTL + i, |
4f15d24a AD |
225 | S_00016C_ENABLE_TRANSLATION_MODE_OVERRIDE(1) | |
226 | S_00016C_SYSTEM_ACCESS_MODE_MASK( | |
227 | V_00016C_SYSTEM_ACCESS_MODE_NOT_IN_SYS) | | |
228 | S_00016C_SYSTEM_APERTURE_UNMAPPED_ACCESS( | |
229 | V_00016C_SYSTEM_APERTURE_UNMAPPED_PASSTHROUGH) | | |
230 | S_00016C_EFFECTIVE_L1_CACHE_SIZE(3) | | |
231 | S_00016C_ENABLE_FRAGMENT_PROCESSING(1) | | |
232 | S_00016C_EFFECTIVE_L1_QUEUE_SIZE(3)); | |
771fe6b9 | 233 | } |
771fe6b9 | 234 | /* enable first context */ |
c010f800 | 235 | WREG32_MC(R_000102_MC_PT0_CONTEXT0_CNTL, |
4f15d24a AD |
236 | S_000102_ENABLE_PAGE_TABLE(1) | |
237 | S_000102_PAGE_TABLE_DEPTH(V_000102_PAGE_TABLE_FLAT)); | |
238 | ||
771fe6b9 | 239 | /* disable all other contexts */ |
4f15d24a | 240 | for (i = 1; i < 8; i++) |
c010f800 | 241 | WREG32_MC(R_000102_MC_PT0_CONTEXT0_CNTL + i, 0); |
771fe6b9 JG |
242 | |
243 | /* setup the page table */ | |
c010f800 | 244 | WREG32_MC(R_00012C_MC_PT0_CONTEXT0_FLAT_BASE_ADDR, |
4f15d24a AD |
245 | rdev->gart.table_addr); |
246 | WREG32_MC(R_00013C_MC_PT0_CONTEXT0_FLAT_START_ADDR, rdev->mc.gtt_start); | |
247 | WREG32_MC(R_00014C_MC_PT0_CONTEXT0_FLAT_END_ADDR, rdev->mc.gtt_end); | |
c010f800 | 248 | WREG32_MC(R_00011C_MC_PT0_CONTEXT0_DEFAULT_READ_ADDR, 0); |
771fe6b9 | 249 | |
4f15d24a AD |
250 | /* System context maps to VRAM space */ |
251 | WREG32_MC(R_000112_MC_PT0_SYSTEM_APERTURE_LOW_ADDR, rdev->mc.vram_start); | |
252 | WREG32_MC(R_000114_MC_PT0_SYSTEM_APERTURE_HIGH_ADDR, rdev->mc.vram_end); | |
253 | ||
771fe6b9 | 254 | /* enable page tables */ |
c010f800 JG |
255 | tmp = RREG32_MC(R_000100_MC_PT0_CNTL); |
256 | WREG32_MC(R_000100_MC_PT0_CNTL, (tmp | S_000100_ENABLE_PT(1))); | |
257 | tmp = RREG32_MC(R_000009_MC_CNTL1); | |
258 | WREG32_MC(R_000009_MC_CNTL1, (tmp | S_000009_ENABLE_PAGE_TABLES(1))); | |
771fe6b9 JG |
259 | rs600_gart_tlb_flush(rdev); |
260 | rdev->gart.ready = true; | |
261 | return 0; | |
262 | } | |
263 | ||
264 | void rs600_gart_disable(struct radeon_device *rdev) | |
265 | { | |
4c788679 JG |
266 | u32 tmp; |
267 | int r; | |
771fe6b9 JG |
268 | |
269 | /* FIXME: disable out of gart access */ | |
c010f800 JG |
270 | WREG32_MC(R_000100_MC_PT0_CNTL, 0); |
271 | tmp = RREG32_MC(R_000009_MC_CNTL1); | |
272 | WREG32_MC(R_000009_MC_CNTL1, tmp & C_000009_ENABLE_PAGE_TABLES); | |
4aac0473 | 273 | if (rdev->gart.table.vram.robj) { |
4c788679 JG |
274 | r = radeon_bo_reserve(rdev->gart.table.vram.robj, false); |
275 | if (r == 0) { | |
276 | radeon_bo_kunmap(rdev->gart.table.vram.robj); | |
277 | radeon_bo_unpin(rdev->gart.table.vram.robj); | |
278 | radeon_bo_unreserve(rdev->gart.table.vram.robj); | |
279 | } | |
4aac0473 JG |
280 | } |
281 | } | |
282 | ||
283 | void rs600_gart_fini(struct radeon_device *rdev) | |
284 | { | |
285 | rs600_gart_disable(rdev); | |
286 | radeon_gart_table_vram_free(rdev); | |
287 | radeon_gart_fini(rdev); | |
771fe6b9 JG |
288 | } |
289 | ||
290 | #define R600_PTE_VALID (1 << 0) | |
291 | #define R600_PTE_SYSTEM (1 << 1) | |
292 | #define R600_PTE_SNOOPED (1 << 2) | |
293 | #define R600_PTE_READABLE (1 << 5) | |
294 | #define R600_PTE_WRITEABLE (1 << 6) | |
295 | ||
296 | int rs600_gart_set_page(struct radeon_device *rdev, int i, uint64_t addr) | |
297 | { | |
298 | void __iomem *ptr = (void *)rdev->gart.table.vram.ptr; | |
299 | ||
300 | if (i < 0 || i > rdev->gart.num_gpu_pages) { | |
301 | return -EINVAL; | |
302 | } | |
303 | addr = addr & 0xFFFFFFFFFFFFF000ULL; | |
304 | addr |= R600_PTE_VALID | R600_PTE_SYSTEM | R600_PTE_SNOOPED; | |
305 | addr |= R600_PTE_READABLE | R600_PTE_WRITEABLE; | |
306 | writeq(addr, ((void __iomem *)ptr) + (i * 8)); | |
307 | return 0; | |
308 | } | |
309 | ||
7ed220d7 MD |
310 | int rs600_irq_set(struct radeon_device *rdev) |
311 | { | |
312 | uint32_t tmp = 0; | |
313 | uint32_t mode_int = 0; | |
dcfdd408 AD |
314 | u32 hpd1 = RREG32(R_007D08_DC_HOT_PLUG_DETECT1_INT_CONTROL) & |
315 | ~S_007D08_DC_HOT_PLUG_DETECT1_INT_EN(1); | |
316 | u32 hpd2 = RREG32(R_007D18_DC_HOT_PLUG_DETECT2_INT_CONTROL) & | |
317 | ~S_007D18_DC_HOT_PLUG_DETECT2_INT_EN(1); | |
7ed220d7 MD |
318 | |
319 | if (rdev->irq.sw_int) { | |
c010f800 | 320 | tmp |= S_000040_SW_INT_EN(1); |
7ed220d7 MD |
321 | } |
322 | if (rdev->irq.crtc_vblank_int[0]) { | |
c010f800 | 323 | mode_int |= S_006540_D1MODE_VBLANK_INT_MASK(1); |
7ed220d7 MD |
324 | } |
325 | if (rdev->irq.crtc_vblank_int[1]) { | |
c010f800 | 326 | mode_int |= S_006540_D2MODE_VBLANK_INT_MASK(1); |
7ed220d7 | 327 | } |
dcfdd408 AD |
328 | if (rdev->irq.hpd[0]) { |
329 | hpd1 |= S_007D08_DC_HOT_PLUG_DETECT1_INT_EN(1); | |
330 | } | |
331 | if (rdev->irq.hpd[1]) { | |
332 | hpd2 |= S_007D18_DC_HOT_PLUG_DETECT2_INT_EN(1); | |
333 | } | |
c010f800 JG |
334 | WREG32(R_000040_GEN_INT_CNTL, tmp); |
335 | WREG32(R_006540_DxMODE_INT_MASK, mode_int); | |
dcfdd408 AD |
336 | WREG32(R_007D08_DC_HOT_PLUG_DETECT1_INT_CONTROL, hpd1); |
337 | WREG32(R_007D18_DC_HOT_PLUG_DETECT2_INT_CONTROL, hpd2); | |
7ed220d7 MD |
338 | return 0; |
339 | } | |
340 | ||
341 | static inline uint32_t rs600_irq_ack(struct radeon_device *rdev, u32 *r500_disp_int) | |
342 | { | |
01ceae8e JG |
343 | uint32_t irqs = RREG32(R_000044_GEN_INT_STATUS); |
344 | uint32_t irq_mask = ~C_000044_SW_INT; | |
dcfdd408 | 345 | u32 tmp; |
c010f800 | 346 | |
01ceae8e | 347 | if (G_000044_DISPLAY_INT_STAT(irqs)) { |
c010f800 JG |
348 | *r500_disp_int = RREG32(R_007EDC_DISP_INTERRUPT_STATUS); |
349 | if (G_007EDC_LB_D1_VBLANK_INTERRUPT(*r500_disp_int)) { | |
350 | WREG32(R_006534_D1MODE_VBLANK_STATUS, | |
351 | S_006534_D1MODE_VBLANK_ACK(1)); | |
7ed220d7 | 352 | } |
c010f800 JG |
353 | if (G_007EDC_LB_D2_VBLANK_INTERRUPT(*r500_disp_int)) { |
354 | WREG32(R_006D34_D2MODE_VBLANK_STATUS, | |
355 | S_006D34_D2MODE_VBLANK_ACK(1)); | |
7ed220d7 | 356 | } |
dcfdd408 AD |
357 | if (G_007EDC_DC_HOT_PLUG_DETECT1_INTERRUPT(*r500_disp_int)) { |
358 | tmp = RREG32(R_007D08_DC_HOT_PLUG_DETECT1_INT_CONTROL); | |
359 | tmp |= S_007D08_DC_HOT_PLUG_DETECT1_INT_ACK(1); | |
360 | WREG32(R_007D08_DC_HOT_PLUG_DETECT1_INT_CONTROL, tmp); | |
361 | } | |
362 | if (G_007EDC_DC_HOT_PLUG_DETECT2_INTERRUPT(*r500_disp_int)) { | |
363 | tmp = RREG32(R_007D18_DC_HOT_PLUG_DETECT2_INT_CONTROL); | |
364 | tmp |= S_007D18_DC_HOT_PLUG_DETECT2_INT_ACK(1); | |
365 | WREG32(R_007D18_DC_HOT_PLUG_DETECT2_INT_CONTROL, tmp); | |
366 | } | |
7ed220d7 MD |
367 | } else { |
368 | *r500_disp_int = 0; | |
369 | } | |
370 | ||
371 | if (irqs) { | |
01ceae8e | 372 | WREG32(R_000044_GEN_INT_STATUS, irqs); |
7ed220d7 MD |
373 | } |
374 | return irqs & irq_mask; | |
375 | } | |
376 | ||
ac447df4 JG |
377 | void rs600_irq_disable(struct radeon_device *rdev) |
378 | { | |
379 | u32 tmp; | |
380 | ||
381 | WREG32(R_000040_GEN_INT_CNTL, 0); | |
382 | WREG32(R_006540_DxMODE_INT_MASK, 0); | |
383 | /* Wait and acknowledge irq */ | |
384 | mdelay(1); | |
385 | rs600_irq_ack(rdev, &tmp); | |
386 | } | |
387 | ||
7ed220d7 MD |
388 | int rs600_irq_process(struct radeon_device *rdev) |
389 | { | |
3e5cb98d | 390 | uint32_t status, msi_rearm; |
7ed220d7 | 391 | uint32_t r500_disp_int; |
d4877cf2 | 392 | bool queue_hotplug = false; |
7ed220d7 MD |
393 | |
394 | status = rs600_irq_ack(rdev, &r500_disp_int); | |
395 | if (!status && !r500_disp_int) { | |
396 | return IRQ_NONE; | |
397 | } | |
398 | while (status || r500_disp_int) { | |
399 | /* SW interrupt */ | |
43b19f16 | 400 | if (G_000044_SW_INT(status)) |
7ed220d7 | 401 | radeon_fence_process(rdev); |
7ed220d7 | 402 | /* Vertical blank interrupts */ |
c010f800 | 403 | if (G_007EDC_LB_D1_VBLANK_INTERRUPT(r500_disp_int)) |
7ed220d7 | 404 | drm_handle_vblank(rdev->ddev, 0); |
c010f800 | 405 | if (G_007EDC_LB_D2_VBLANK_INTERRUPT(r500_disp_int)) |
7ed220d7 | 406 | drm_handle_vblank(rdev->ddev, 1); |
dcfdd408 | 407 | if (G_007EDC_DC_HOT_PLUG_DETECT1_INTERRUPT(r500_disp_int)) { |
d4877cf2 AD |
408 | queue_hotplug = true; |
409 | DRM_DEBUG("HPD1\n"); | |
dcfdd408 AD |
410 | } |
411 | if (G_007EDC_DC_HOT_PLUG_DETECT2_INTERRUPT(r500_disp_int)) { | |
d4877cf2 AD |
412 | queue_hotplug = true; |
413 | DRM_DEBUG("HPD2\n"); | |
dcfdd408 | 414 | } |
7ed220d7 MD |
415 | status = rs600_irq_ack(rdev, &r500_disp_int); |
416 | } | |
d4877cf2 AD |
417 | if (queue_hotplug) |
418 | queue_work(rdev->wq, &rdev->hotplug_work); | |
3e5cb98d AD |
419 | if (rdev->msi_enabled) { |
420 | switch (rdev->family) { | |
421 | case CHIP_RS600: | |
422 | case CHIP_RS690: | |
423 | case CHIP_RS740: | |
424 | msi_rearm = RREG32(RADEON_BUS_CNTL) & ~RS600_MSI_REARM; | |
425 | WREG32(RADEON_BUS_CNTL, msi_rearm); | |
426 | WREG32(RADEON_BUS_CNTL, msi_rearm | RS600_MSI_REARM); | |
427 | break; | |
428 | default: | |
429 | msi_rearm = RREG32(RADEON_MSI_REARM_EN) & ~RV370_MSI_REARM_EN; | |
430 | WREG32(RADEON_MSI_REARM_EN, msi_rearm); | |
431 | WREG32(RADEON_MSI_REARM_EN, msi_rearm | RV370_MSI_REARM_EN); | |
432 | break; | |
433 | } | |
434 | } | |
7ed220d7 MD |
435 | return IRQ_HANDLED; |
436 | } | |
437 | ||
438 | u32 rs600_get_vblank_counter(struct radeon_device *rdev, int crtc) | |
439 | { | |
440 | if (crtc == 0) | |
c010f800 | 441 | return RREG32(R_0060A4_D1CRTC_STATUS_FRAME_COUNT); |
7ed220d7 | 442 | else |
c010f800 | 443 | return RREG32(R_0068A4_D2CRTC_STATUS_FRAME_COUNT); |
7ed220d7 MD |
444 | } |
445 | ||
771fe6b9 JG |
446 | int rs600_mc_wait_for_idle(struct radeon_device *rdev) |
447 | { | |
448 | unsigned i; | |
771fe6b9 JG |
449 | |
450 | for (i = 0; i < rdev->usec_timeout; i++) { | |
c010f800 | 451 | if (G_000000_MC_IDLE(RREG32_MC(R_000000_MC_STATUS))) |
771fe6b9 | 452 | return 0; |
c010f800 | 453 | udelay(1); |
771fe6b9 JG |
454 | } |
455 | return -1; | |
456 | } | |
457 | ||
771fe6b9 JG |
458 | void rs600_gpu_init(struct radeon_device *rdev) |
459 | { | |
771fe6b9 | 460 | r100_hdp_reset(rdev); |
771fe6b9 | 461 | r420_pipes_init(rdev); |
c010f800 JG |
462 | /* Wait for mc idle */ |
463 | if (rs600_mc_wait_for_idle(rdev)) | |
464 | dev_warn(rdev->dev, "Wait MC idle timeout before updating MC.\n"); | |
771fe6b9 JG |
465 | } |
466 | ||
771fe6b9 JG |
467 | void rs600_vram_info(struct radeon_device *rdev) |
468 | { | |
771fe6b9 JG |
469 | rdev->mc.vram_is_ddr = true; |
470 | rdev->mc.vram_width = 128; | |
722f2943 AD |
471 | |
472 | rdev->mc.real_vram_size = RREG32(RADEON_CONFIG_MEMSIZE); | |
473 | rdev->mc.mc_vram_size = rdev->mc.real_vram_size; | |
474 | ||
475 | rdev->mc.aper_base = drm_get_resource_start(rdev->ddev, 0); | |
476 | rdev->mc.aper_size = drm_get_resource_len(rdev->ddev, 0); | |
0088dbdb AD |
477 | |
478 | if (rdev->mc.mc_vram_size > rdev->mc.aper_size) | |
479 | rdev->mc.mc_vram_size = rdev->mc.aper_size; | |
480 | ||
481 | if (rdev->mc.real_vram_size > rdev->mc.aper_size) | |
482 | rdev->mc.real_vram_size = rdev->mc.aper_size; | |
771fe6b9 JG |
483 | } |
484 | ||
c93bb85b JG |
485 | void rs600_bandwidth_update(struct radeon_device *rdev) |
486 | { | |
487 | /* FIXME: implement, should this be like rs690 ? */ | |
488 | } | |
489 | ||
771fe6b9 JG |
490 | uint32_t rs600_mc_rreg(struct radeon_device *rdev, uint32_t reg) |
491 | { | |
c010f800 JG |
492 | WREG32(R_000070_MC_IND_INDEX, S_000070_MC_IND_ADDR(reg) | |
493 | S_000070_MC_IND_CITF_ARB0(1)); | |
494 | return RREG32(R_000074_MC_IND_DATA); | |
771fe6b9 JG |
495 | } |
496 | ||
497 | void rs600_mc_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v) | |
498 | { | |
c010f800 JG |
499 | WREG32(R_000070_MC_IND_INDEX, S_000070_MC_IND_ADDR(reg) | |
500 | S_000070_MC_IND_CITF_ARB0(1) | S_000070_MC_IND_WR_EN(1)); | |
501 | WREG32(R_000074_MC_IND_DATA, v); | |
502 | } | |
503 | ||
504 | void rs600_debugfs(struct radeon_device *rdev) | |
505 | { | |
506 | if (r100_debugfs_rbbm_init(rdev)) | |
507 | DRM_ERROR("Failed to register debugfs file for RBBM !\n"); | |
771fe6b9 | 508 | } |
3f7dc91a | 509 | |
3bc68535 | 510 | void rs600_set_safe_registers(struct radeon_device *rdev) |
3f7dc91a DA |
511 | { |
512 | rdev->config.r300.reg_safe_bm = rs600_reg_safe_bm; | |
513 | rdev->config.r300.reg_safe_bm_size = ARRAY_SIZE(rs600_reg_safe_bm); | |
3bc68535 JG |
514 | } |
515 | ||
c010f800 JG |
516 | static void rs600_mc_program(struct radeon_device *rdev) |
517 | { | |
518 | struct rv515_mc_save save; | |
519 | ||
520 | /* Stops all mc clients */ | |
521 | rv515_mc_stop(rdev, &save); | |
522 | ||
523 | /* Wait for mc idle */ | |
524 | if (rs600_mc_wait_for_idle(rdev)) | |
525 | dev_warn(rdev->dev, "Wait MC idle timeout before updating MC.\n"); | |
526 | ||
527 | /* FIXME: What does AGP means for such chipset ? */ | |
528 | WREG32_MC(R_000005_MC_AGP_LOCATION, 0x0FFFFFFF); | |
529 | WREG32_MC(R_000006_AGP_BASE, 0); | |
530 | WREG32_MC(R_000007_AGP_BASE_2, 0); | |
531 | /* Program MC */ | |
532 | WREG32_MC(R_000004_MC_FB_LOCATION, | |
533 | S_000004_MC_FB_START(rdev->mc.vram_start >> 16) | | |
534 | S_000004_MC_FB_TOP(rdev->mc.vram_end >> 16)); | |
535 | WREG32(R_000134_HDP_FB_LOCATION, | |
536 | S_000134_HDP_FB_START(rdev->mc.vram_start >> 16)); | |
537 | ||
538 | rv515_mc_resume(rdev, &save); | |
539 | } | |
540 | ||
541 | static int rs600_startup(struct radeon_device *rdev) | |
542 | { | |
543 | int r; | |
544 | ||
545 | rs600_mc_program(rdev); | |
546 | /* Resume clock */ | |
547 | rv515_clock_startup(rdev); | |
548 | /* Initialize GPU configuration (# pipes, ...) */ | |
549 | rs600_gpu_init(rdev); | |
550 | /* Initialize GART (initialize after TTM so we can allocate | |
551 | * memory through TTM but finalize after TTM) */ | |
552 | r = rs600_gart_enable(rdev); | |
553 | if (r) | |
554 | return r; | |
555 | /* Enable IRQ */ | |
c010f800 JG |
556 | rs600_irq_set(rdev); |
557 | /* 1M ring buffer */ | |
558 | r = r100_cp_init(rdev, 1024 * 1024); | |
559 | if (r) { | |
560 | dev_err(rdev->dev, "failled initializing CP (%d).\n", r); | |
561 | return r; | |
562 | } | |
563 | r = r100_wb_init(rdev); | |
564 | if (r) | |
565 | dev_err(rdev->dev, "failled initializing WB (%d).\n", r); | |
566 | r = r100_ib_init(rdev); | |
567 | if (r) { | |
568 | dev_err(rdev->dev, "failled initializing IB (%d).\n", r); | |
569 | return r; | |
570 | } | |
571 | return 0; | |
572 | } | |
573 | ||
574 | int rs600_resume(struct radeon_device *rdev) | |
575 | { | |
576 | /* Make sur GART are not working */ | |
577 | rs600_gart_disable(rdev); | |
578 | /* Resume clock before doing reset */ | |
579 | rv515_clock_startup(rdev); | |
580 | /* Reset gpu before posting otherwise ATOM will enter infinite loop */ | |
581 | if (radeon_gpu_reset(rdev)) { | |
582 | dev_warn(rdev->dev, "GPU reset failed ! (0xE40=0x%08X, 0x7C0=0x%08X)\n", | |
583 | RREG32(R_000E40_RBBM_STATUS), | |
584 | RREG32(R_0007C0_CP_STAT)); | |
585 | } | |
586 | /* post */ | |
587 | atom_asic_init(rdev->mode_info.atom_context); | |
588 | /* Resume clock after posting */ | |
589 | rv515_clock_startup(rdev); | |
550e2d92 DA |
590 | /* Initialize surface registers */ |
591 | radeon_surface_init(rdev); | |
c010f800 JG |
592 | return rs600_startup(rdev); |
593 | } | |
594 | ||
595 | int rs600_suspend(struct radeon_device *rdev) | |
596 | { | |
597 | r100_cp_disable(rdev); | |
598 | r100_wb_disable(rdev); | |
ac447df4 | 599 | rs600_irq_disable(rdev); |
c010f800 JG |
600 | rs600_gart_disable(rdev); |
601 | return 0; | |
602 | } | |
603 | ||
604 | void rs600_fini(struct radeon_device *rdev) | |
605 | { | |
606 | rs600_suspend(rdev); | |
607 | r100_cp_fini(rdev); | |
608 | r100_wb_fini(rdev); | |
609 | r100_ib_fini(rdev); | |
610 | radeon_gem_fini(rdev); | |
611 | rs600_gart_fini(rdev); | |
612 | radeon_irq_kms_fini(rdev); | |
613 | radeon_fence_driver_fini(rdev); | |
4c788679 | 614 | radeon_bo_fini(rdev); |
c010f800 JG |
615 | radeon_atombios_fini(rdev); |
616 | kfree(rdev->bios); | |
617 | rdev->bios = NULL; | |
618 | } | |
619 | ||
3bc68535 JG |
620 | int rs600_init(struct radeon_device *rdev) |
621 | { | |
c010f800 JG |
622 | int r; |
623 | ||
c010f800 JG |
624 | /* Disable VGA */ |
625 | rv515_vga_render_disable(rdev); | |
626 | /* Initialize scratch registers */ | |
627 | radeon_scratch_init(rdev); | |
628 | /* Initialize surface registers */ | |
629 | radeon_surface_init(rdev); | |
630 | /* BIOS */ | |
631 | if (!radeon_get_bios(rdev)) { | |
632 | if (ASIC_IS_AVIVO(rdev)) | |
633 | return -EINVAL; | |
634 | } | |
635 | if (rdev->is_atom_bios) { | |
636 | r = radeon_atombios_init(rdev); | |
637 | if (r) | |
638 | return r; | |
639 | } else { | |
640 | dev_err(rdev->dev, "Expecting atombios for RS600 GPU\n"); | |
641 | return -EINVAL; | |
642 | } | |
643 | /* Reset gpu before posting otherwise ATOM will enter infinite loop */ | |
644 | if (radeon_gpu_reset(rdev)) { | |
645 | dev_warn(rdev->dev, | |
646 | "GPU reset failed ! (0xE40=0x%08X, 0x7C0=0x%08X)\n", | |
647 | RREG32(R_000E40_RBBM_STATUS), | |
648 | RREG32(R_0007C0_CP_STAT)); | |
649 | } | |
650 | /* check if cards are posted or not */ | |
72542d77 DA |
651 | if (radeon_boot_test_post_card(rdev) == false) |
652 | return -EINVAL; | |
653 | ||
c010f800 JG |
654 | /* Initialize clocks */ |
655 | radeon_get_clock_info(rdev->ddev); | |
7433874e RM |
656 | /* Initialize power management */ |
657 | radeon_pm_init(rdev); | |
c010f800 JG |
658 | /* Get vram informations */ |
659 | rs600_vram_info(rdev); | |
660 | /* Initialize memory controller (also test AGP) */ | |
64bffd03 | 661 | r = rs600_mc_init(rdev); |
c010f800 JG |
662 | if (r) |
663 | return r; | |
664 | rs600_debugfs(rdev); | |
665 | /* Fence driver */ | |
666 | r = radeon_fence_driver_init(rdev); | |
667 | if (r) | |
668 | return r; | |
669 | r = radeon_irq_kms_init(rdev); | |
670 | if (r) | |
671 | return r; | |
672 | /* Memory manager */ | |
4c788679 | 673 | r = radeon_bo_init(rdev); |
c010f800 JG |
674 | if (r) |
675 | return r; | |
676 | r = rs600_gart_init(rdev); | |
677 | if (r) | |
678 | return r; | |
679 | rs600_set_safe_registers(rdev); | |
680 | rdev->accel_working = true; | |
681 | r = rs600_startup(rdev); | |
682 | if (r) { | |
683 | /* Somethings want wront with the accel init stop accel */ | |
684 | dev_err(rdev->dev, "Disabling GPU acceleration\n"); | |
685 | rs600_suspend(rdev); | |
686 | r100_cp_fini(rdev); | |
687 | r100_wb_fini(rdev); | |
688 | r100_ib_fini(rdev); | |
689 | rs600_gart_fini(rdev); | |
690 | radeon_irq_kms_fini(rdev); | |
691 | rdev->accel_working = false; | |
692 | } | |
3f7dc91a DA |
693 | return 0; |
694 | } |