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 | |
dcfdd408 AD |
48 | /* hpd for digital panel detect/disconnect */ |
49 | bool rs600_hpd_sense(struct radeon_device *rdev, enum radeon_hpd_id hpd) | |
50 | { | |
51 | u32 tmp; | |
52 | bool connected = false; | |
53 | ||
54 | switch (hpd) { | |
55 | case RADEON_HPD_1: | |
56 | tmp = RREG32(R_007D04_DC_HOT_PLUG_DETECT1_INT_STATUS); | |
57 | if (G_007D04_DC_HOT_PLUG_DETECT1_SENSE(tmp)) | |
58 | connected = true; | |
59 | break; | |
60 | case RADEON_HPD_2: | |
61 | tmp = RREG32(R_007D14_DC_HOT_PLUG_DETECT2_INT_STATUS); | |
62 | if (G_007D14_DC_HOT_PLUG_DETECT2_SENSE(tmp)) | |
63 | connected = true; | |
64 | break; | |
65 | default: | |
66 | break; | |
67 | } | |
68 | return connected; | |
69 | } | |
70 | ||
71 | void rs600_hpd_set_polarity(struct radeon_device *rdev, | |
72 | enum radeon_hpd_id hpd) | |
73 | { | |
74 | u32 tmp; | |
75 | bool connected = rs600_hpd_sense(rdev, hpd); | |
76 | ||
77 | switch (hpd) { | |
78 | case RADEON_HPD_1: | |
79 | tmp = RREG32(R_007D08_DC_HOT_PLUG_DETECT1_INT_CONTROL); | |
80 | if (connected) | |
81 | tmp &= ~S_007D08_DC_HOT_PLUG_DETECT1_INT_POLARITY(1); | |
82 | else | |
83 | tmp |= S_007D08_DC_HOT_PLUG_DETECT1_INT_POLARITY(1); | |
84 | WREG32(R_007D08_DC_HOT_PLUG_DETECT1_INT_CONTROL, tmp); | |
85 | break; | |
86 | case RADEON_HPD_2: | |
87 | tmp = RREG32(R_007D18_DC_HOT_PLUG_DETECT2_INT_CONTROL); | |
88 | if (connected) | |
89 | tmp &= ~S_007D18_DC_HOT_PLUG_DETECT2_INT_POLARITY(1); | |
90 | else | |
91 | tmp |= S_007D18_DC_HOT_PLUG_DETECT2_INT_POLARITY(1); | |
92 | WREG32(R_007D18_DC_HOT_PLUG_DETECT2_INT_CONTROL, tmp); | |
93 | break; | |
94 | default: | |
95 | break; | |
96 | } | |
97 | } | |
98 | ||
99 | void rs600_hpd_init(struct radeon_device *rdev) | |
100 | { | |
101 | struct drm_device *dev = rdev->ddev; | |
102 | struct drm_connector *connector; | |
103 | ||
104 | list_for_each_entry(connector, &dev->mode_config.connector_list, head) { | |
105 | struct radeon_connector *radeon_connector = to_radeon_connector(connector); | |
106 | switch (radeon_connector->hpd.hpd) { | |
107 | case RADEON_HPD_1: | |
108 | WREG32(R_007D00_DC_HOT_PLUG_DETECT1_CONTROL, | |
109 | S_007D00_DC_HOT_PLUG_DETECT1_EN(1)); | |
110 | rdev->irq.hpd[0] = true; | |
111 | break; | |
112 | case RADEON_HPD_2: | |
113 | WREG32(R_007D10_DC_HOT_PLUG_DETECT2_CONTROL, | |
114 | S_007D10_DC_HOT_PLUG_DETECT2_EN(1)); | |
115 | rdev->irq.hpd[1] = true; | |
116 | break; | |
117 | default: | |
118 | break; | |
119 | } | |
120 | } | |
003e69f9 JG |
121 | if (rdev->irq.installed) |
122 | rs600_irq_set(rdev); | |
dcfdd408 AD |
123 | } |
124 | ||
125 | void rs600_hpd_fini(struct radeon_device *rdev) | |
126 | { | |
127 | struct drm_device *dev = rdev->ddev; | |
128 | struct drm_connector *connector; | |
129 | ||
130 | list_for_each_entry(connector, &dev->mode_config.connector_list, head) { | |
131 | struct radeon_connector *radeon_connector = to_radeon_connector(connector); | |
132 | switch (radeon_connector->hpd.hpd) { | |
133 | case RADEON_HPD_1: | |
134 | WREG32(R_007D00_DC_HOT_PLUG_DETECT1_CONTROL, | |
135 | S_007D00_DC_HOT_PLUG_DETECT1_EN(0)); | |
136 | rdev->irq.hpd[0] = false; | |
137 | break; | |
138 | case RADEON_HPD_2: | |
139 | WREG32(R_007D10_DC_HOT_PLUG_DETECT2_CONTROL, | |
140 | S_007D10_DC_HOT_PLUG_DETECT2_EN(0)); | |
141 | rdev->irq.hpd[1] = false; | |
142 | break; | |
143 | default: | |
144 | break; | |
145 | } | |
146 | } | |
147 | } | |
148 | ||
771fe6b9 JG |
149 | /* |
150 | * GART. | |
151 | */ | |
152 | void rs600_gart_tlb_flush(struct radeon_device *rdev) | |
153 | { | |
154 | uint32_t tmp; | |
155 | ||
c010f800 JG |
156 | tmp = RREG32_MC(R_000100_MC_PT0_CNTL); |
157 | tmp &= C_000100_INVALIDATE_ALL_L1_TLBS & C_000100_INVALIDATE_L2_CACHE; | |
158 | WREG32_MC(R_000100_MC_PT0_CNTL, tmp); | |
771fe6b9 | 159 | |
c010f800 JG |
160 | tmp = RREG32_MC(R_000100_MC_PT0_CNTL); |
161 | tmp |= S_000100_INVALIDATE_ALL_L1_TLBS(1) & S_000100_INVALIDATE_L2_CACHE(1); | |
162 | WREG32_MC(R_000100_MC_PT0_CNTL, tmp); | |
771fe6b9 | 163 | |
c010f800 JG |
164 | tmp = RREG32_MC(R_000100_MC_PT0_CNTL); |
165 | tmp &= C_000100_INVALIDATE_ALL_L1_TLBS & C_000100_INVALIDATE_L2_CACHE; | |
166 | WREG32_MC(R_000100_MC_PT0_CNTL, tmp); | |
167 | tmp = RREG32_MC(R_000100_MC_PT0_CNTL); | |
771fe6b9 JG |
168 | } |
169 | ||
4aac0473 | 170 | int rs600_gart_init(struct radeon_device *rdev) |
771fe6b9 | 171 | { |
771fe6b9 JG |
172 | int r; |
173 | ||
4aac0473 JG |
174 | if (rdev->gart.table.vram.robj) { |
175 | WARN(1, "RS600 GART already initialized.\n"); | |
176 | return 0; | |
177 | } | |
771fe6b9 JG |
178 | /* Initialize common gart structure */ |
179 | r = radeon_gart_init(rdev); | |
180 | if (r) { | |
181 | return r; | |
182 | } | |
183 | rdev->gart.table_size = rdev->gart.num_gpu_pages * 8; | |
4aac0473 JG |
184 | return radeon_gart_table_vram_alloc(rdev); |
185 | } | |
186 | ||
187 | int rs600_gart_enable(struct radeon_device *rdev) | |
188 | { | |
c010f800 | 189 | u32 tmp; |
4aac0473 JG |
190 | int r, i; |
191 | ||
192 | if (rdev->gart.table.vram.robj == NULL) { | |
193 | dev_err(rdev->dev, "No VRAM object for PCIE GART.\n"); | |
194 | return -EINVAL; | |
771fe6b9 | 195 | } |
4aac0473 JG |
196 | r = radeon_gart_table_vram_pin(rdev); |
197 | if (r) | |
198 | return r; | |
82568565 | 199 | radeon_gart_restore(rdev); |
c010f800 JG |
200 | /* Enable bus master */ |
201 | tmp = RREG32(R_00004C_BUS_CNTL) & C_00004C_BUS_MASTER_DIS; | |
202 | WREG32(R_00004C_BUS_CNTL, tmp); | |
771fe6b9 | 203 | /* FIXME: setup default page */ |
c010f800 | 204 | WREG32_MC(R_000100_MC_PT0_CNTL, |
4f15d24a AD |
205 | (S_000100_EFFECTIVE_L2_CACHE_SIZE(6) | |
206 | S_000100_EFFECTIVE_L2_QUEUE_SIZE(6))); | |
207 | ||
771fe6b9 | 208 | for (i = 0; i < 19; i++) { |
c010f800 | 209 | WREG32_MC(R_00016C_MC_PT0_CLIENT0_CNTL + i, |
4f15d24a AD |
210 | S_00016C_ENABLE_TRANSLATION_MODE_OVERRIDE(1) | |
211 | S_00016C_SYSTEM_ACCESS_MODE_MASK( | |
212 | V_00016C_SYSTEM_ACCESS_MODE_NOT_IN_SYS) | | |
213 | S_00016C_SYSTEM_APERTURE_UNMAPPED_ACCESS( | |
214 | V_00016C_SYSTEM_APERTURE_UNMAPPED_PASSTHROUGH) | | |
215 | S_00016C_EFFECTIVE_L1_CACHE_SIZE(3) | | |
216 | S_00016C_ENABLE_FRAGMENT_PROCESSING(1) | | |
217 | S_00016C_EFFECTIVE_L1_QUEUE_SIZE(3)); | |
771fe6b9 | 218 | } |
771fe6b9 | 219 | /* enable first context */ |
c010f800 | 220 | WREG32_MC(R_000102_MC_PT0_CONTEXT0_CNTL, |
4f15d24a AD |
221 | S_000102_ENABLE_PAGE_TABLE(1) | |
222 | S_000102_PAGE_TABLE_DEPTH(V_000102_PAGE_TABLE_FLAT)); | |
223 | ||
771fe6b9 | 224 | /* disable all other contexts */ |
4f15d24a | 225 | for (i = 1; i < 8; i++) |
c010f800 | 226 | WREG32_MC(R_000102_MC_PT0_CONTEXT0_CNTL + i, 0); |
771fe6b9 JG |
227 | |
228 | /* setup the page table */ | |
c010f800 | 229 | WREG32_MC(R_00012C_MC_PT0_CONTEXT0_FLAT_BASE_ADDR, |
4f15d24a AD |
230 | rdev->gart.table_addr); |
231 | WREG32_MC(R_00013C_MC_PT0_CONTEXT0_FLAT_START_ADDR, rdev->mc.gtt_start); | |
232 | WREG32_MC(R_00014C_MC_PT0_CONTEXT0_FLAT_END_ADDR, rdev->mc.gtt_end); | |
c010f800 | 233 | WREG32_MC(R_00011C_MC_PT0_CONTEXT0_DEFAULT_READ_ADDR, 0); |
771fe6b9 | 234 | |
4f15d24a AD |
235 | /* System context maps to VRAM space */ |
236 | WREG32_MC(R_000112_MC_PT0_SYSTEM_APERTURE_LOW_ADDR, rdev->mc.vram_start); | |
237 | WREG32_MC(R_000114_MC_PT0_SYSTEM_APERTURE_HIGH_ADDR, rdev->mc.vram_end); | |
238 | ||
771fe6b9 | 239 | /* enable page tables */ |
c010f800 JG |
240 | tmp = RREG32_MC(R_000100_MC_PT0_CNTL); |
241 | WREG32_MC(R_000100_MC_PT0_CNTL, (tmp | S_000100_ENABLE_PT(1))); | |
242 | tmp = RREG32_MC(R_000009_MC_CNTL1); | |
243 | WREG32_MC(R_000009_MC_CNTL1, (tmp | S_000009_ENABLE_PAGE_TABLES(1))); | |
771fe6b9 JG |
244 | rs600_gart_tlb_flush(rdev); |
245 | rdev->gart.ready = true; | |
246 | return 0; | |
247 | } | |
248 | ||
249 | void rs600_gart_disable(struct radeon_device *rdev) | |
250 | { | |
4c788679 JG |
251 | u32 tmp; |
252 | int r; | |
771fe6b9 JG |
253 | |
254 | /* FIXME: disable out of gart access */ | |
c010f800 JG |
255 | WREG32_MC(R_000100_MC_PT0_CNTL, 0); |
256 | tmp = RREG32_MC(R_000009_MC_CNTL1); | |
257 | WREG32_MC(R_000009_MC_CNTL1, tmp & C_000009_ENABLE_PAGE_TABLES); | |
4aac0473 | 258 | if (rdev->gart.table.vram.robj) { |
4c788679 JG |
259 | r = radeon_bo_reserve(rdev->gart.table.vram.robj, false); |
260 | if (r == 0) { | |
261 | radeon_bo_kunmap(rdev->gart.table.vram.robj); | |
262 | radeon_bo_unpin(rdev->gart.table.vram.robj); | |
263 | radeon_bo_unreserve(rdev->gart.table.vram.robj); | |
264 | } | |
4aac0473 JG |
265 | } |
266 | } | |
267 | ||
268 | void rs600_gart_fini(struct radeon_device *rdev) | |
269 | { | |
270 | rs600_gart_disable(rdev); | |
271 | radeon_gart_table_vram_free(rdev); | |
272 | radeon_gart_fini(rdev); | |
771fe6b9 JG |
273 | } |
274 | ||
275 | #define R600_PTE_VALID (1 << 0) | |
276 | #define R600_PTE_SYSTEM (1 << 1) | |
277 | #define R600_PTE_SNOOPED (1 << 2) | |
278 | #define R600_PTE_READABLE (1 << 5) | |
279 | #define R600_PTE_WRITEABLE (1 << 6) | |
280 | ||
281 | int rs600_gart_set_page(struct radeon_device *rdev, int i, uint64_t addr) | |
282 | { | |
283 | void __iomem *ptr = (void *)rdev->gart.table.vram.ptr; | |
284 | ||
285 | if (i < 0 || i > rdev->gart.num_gpu_pages) { | |
286 | return -EINVAL; | |
287 | } | |
288 | addr = addr & 0xFFFFFFFFFFFFF000ULL; | |
289 | addr |= R600_PTE_VALID | R600_PTE_SYSTEM | R600_PTE_SNOOPED; | |
290 | addr |= R600_PTE_READABLE | R600_PTE_WRITEABLE; | |
291 | writeq(addr, ((void __iomem *)ptr) + (i * 8)); | |
292 | return 0; | |
293 | } | |
294 | ||
7ed220d7 MD |
295 | int rs600_irq_set(struct radeon_device *rdev) |
296 | { | |
297 | uint32_t tmp = 0; | |
298 | uint32_t mode_int = 0; | |
dcfdd408 AD |
299 | u32 hpd1 = RREG32(R_007D08_DC_HOT_PLUG_DETECT1_INT_CONTROL) & |
300 | ~S_007D08_DC_HOT_PLUG_DETECT1_INT_EN(1); | |
301 | u32 hpd2 = RREG32(R_007D18_DC_HOT_PLUG_DETECT2_INT_CONTROL) & | |
302 | ~S_007D18_DC_HOT_PLUG_DETECT2_INT_EN(1); | |
7ed220d7 | 303 | |
003e69f9 JG |
304 | if (!rdev->irq.installed) { |
305 | WARN(1, "Can't enable IRQ/MSI because no handler is installed.\n"); | |
306 | WREG32(R_000040_GEN_INT_CNTL, 0); | |
307 | return -EINVAL; | |
308 | } | |
7ed220d7 | 309 | if (rdev->irq.sw_int) { |
c010f800 | 310 | tmp |= S_000040_SW_INT_EN(1); |
7ed220d7 MD |
311 | } |
312 | if (rdev->irq.crtc_vblank_int[0]) { | |
c010f800 | 313 | mode_int |= S_006540_D1MODE_VBLANK_INT_MASK(1); |
7ed220d7 MD |
314 | } |
315 | if (rdev->irq.crtc_vblank_int[1]) { | |
c010f800 | 316 | mode_int |= S_006540_D2MODE_VBLANK_INT_MASK(1); |
7ed220d7 | 317 | } |
dcfdd408 AD |
318 | if (rdev->irq.hpd[0]) { |
319 | hpd1 |= S_007D08_DC_HOT_PLUG_DETECT1_INT_EN(1); | |
320 | } | |
321 | if (rdev->irq.hpd[1]) { | |
322 | hpd2 |= S_007D18_DC_HOT_PLUG_DETECT2_INT_EN(1); | |
323 | } | |
c010f800 JG |
324 | WREG32(R_000040_GEN_INT_CNTL, tmp); |
325 | WREG32(R_006540_DxMODE_INT_MASK, mode_int); | |
dcfdd408 AD |
326 | WREG32(R_007D08_DC_HOT_PLUG_DETECT1_INT_CONTROL, hpd1); |
327 | WREG32(R_007D18_DC_HOT_PLUG_DETECT2_INT_CONTROL, hpd2); | |
7ed220d7 MD |
328 | return 0; |
329 | } | |
330 | ||
331 | static inline uint32_t rs600_irq_ack(struct radeon_device *rdev, u32 *r500_disp_int) | |
332 | { | |
01ceae8e JG |
333 | uint32_t irqs = RREG32(R_000044_GEN_INT_STATUS); |
334 | uint32_t irq_mask = ~C_000044_SW_INT; | |
dcfdd408 | 335 | u32 tmp; |
c010f800 | 336 | |
01ceae8e | 337 | if (G_000044_DISPLAY_INT_STAT(irqs)) { |
c010f800 JG |
338 | *r500_disp_int = RREG32(R_007EDC_DISP_INTERRUPT_STATUS); |
339 | if (G_007EDC_LB_D1_VBLANK_INTERRUPT(*r500_disp_int)) { | |
340 | WREG32(R_006534_D1MODE_VBLANK_STATUS, | |
341 | S_006534_D1MODE_VBLANK_ACK(1)); | |
7ed220d7 | 342 | } |
c010f800 JG |
343 | if (G_007EDC_LB_D2_VBLANK_INTERRUPT(*r500_disp_int)) { |
344 | WREG32(R_006D34_D2MODE_VBLANK_STATUS, | |
345 | S_006D34_D2MODE_VBLANK_ACK(1)); | |
7ed220d7 | 346 | } |
dcfdd408 AD |
347 | if (G_007EDC_DC_HOT_PLUG_DETECT1_INTERRUPT(*r500_disp_int)) { |
348 | tmp = RREG32(R_007D08_DC_HOT_PLUG_DETECT1_INT_CONTROL); | |
349 | tmp |= S_007D08_DC_HOT_PLUG_DETECT1_INT_ACK(1); | |
350 | WREG32(R_007D08_DC_HOT_PLUG_DETECT1_INT_CONTROL, tmp); | |
351 | } | |
352 | if (G_007EDC_DC_HOT_PLUG_DETECT2_INTERRUPT(*r500_disp_int)) { | |
353 | tmp = RREG32(R_007D18_DC_HOT_PLUG_DETECT2_INT_CONTROL); | |
354 | tmp |= S_007D18_DC_HOT_PLUG_DETECT2_INT_ACK(1); | |
355 | WREG32(R_007D18_DC_HOT_PLUG_DETECT2_INT_CONTROL, tmp); | |
356 | } | |
7ed220d7 MD |
357 | } else { |
358 | *r500_disp_int = 0; | |
359 | } | |
360 | ||
361 | if (irqs) { | |
01ceae8e | 362 | WREG32(R_000044_GEN_INT_STATUS, irqs); |
7ed220d7 MD |
363 | } |
364 | return irqs & irq_mask; | |
365 | } | |
366 | ||
ac447df4 JG |
367 | void rs600_irq_disable(struct radeon_device *rdev) |
368 | { | |
369 | u32 tmp; | |
370 | ||
371 | WREG32(R_000040_GEN_INT_CNTL, 0); | |
372 | WREG32(R_006540_DxMODE_INT_MASK, 0); | |
373 | /* Wait and acknowledge irq */ | |
374 | mdelay(1); | |
375 | rs600_irq_ack(rdev, &tmp); | |
376 | } | |
377 | ||
7ed220d7 MD |
378 | int rs600_irq_process(struct radeon_device *rdev) |
379 | { | |
3e5cb98d | 380 | uint32_t status, msi_rearm; |
7ed220d7 | 381 | uint32_t r500_disp_int; |
d4877cf2 | 382 | bool queue_hotplug = false; |
7ed220d7 MD |
383 | |
384 | status = rs600_irq_ack(rdev, &r500_disp_int); | |
385 | if (!status && !r500_disp_int) { | |
386 | return IRQ_NONE; | |
387 | } | |
388 | while (status || r500_disp_int) { | |
389 | /* SW interrupt */ | |
43b19f16 | 390 | if (G_000044_SW_INT(status)) |
7ed220d7 | 391 | radeon_fence_process(rdev); |
7ed220d7 | 392 | /* Vertical blank interrupts */ |
c913e23a | 393 | if (G_007EDC_LB_D1_VBLANK_INTERRUPT(r500_disp_int)) { |
7ed220d7 | 394 | drm_handle_vblank(rdev->ddev, 0); |
73a6d3fc | 395 | wake_up(&rdev->irq.vblank_queue); |
c913e23a RM |
396 | } |
397 | if (G_007EDC_LB_D2_VBLANK_INTERRUPT(r500_disp_int)) { | |
7ed220d7 | 398 | drm_handle_vblank(rdev->ddev, 1); |
73a6d3fc | 399 | wake_up(&rdev->irq.vblank_queue); |
c913e23a | 400 | } |
dcfdd408 | 401 | if (G_007EDC_DC_HOT_PLUG_DETECT1_INTERRUPT(r500_disp_int)) { |
d4877cf2 AD |
402 | queue_hotplug = true; |
403 | DRM_DEBUG("HPD1\n"); | |
dcfdd408 AD |
404 | } |
405 | if (G_007EDC_DC_HOT_PLUG_DETECT2_INTERRUPT(r500_disp_int)) { | |
d4877cf2 AD |
406 | queue_hotplug = true; |
407 | DRM_DEBUG("HPD2\n"); | |
dcfdd408 | 408 | } |
7ed220d7 MD |
409 | status = rs600_irq_ack(rdev, &r500_disp_int); |
410 | } | |
d4877cf2 AD |
411 | if (queue_hotplug) |
412 | queue_work(rdev->wq, &rdev->hotplug_work); | |
3e5cb98d AD |
413 | if (rdev->msi_enabled) { |
414 | switch (rdev->family) { | |
415 | case CHIP_RS600: | |
416 | case CHIP_RS690: | |
417 | case CHIP_RS740: | |
418 | msi_rearm = RREG32(RADEON_BUS_CNTL) & ~RS600_MSI_REARM; | |
419 | WREG32(RADEON_BUS_CNTL, msi_rearm); | |
420 | WREG32(RADEON_BUS_CNTL, msi_rearm | RS600_MSI_REARM); | |
421 | break; | |
422 | default: | |
423 | msi_rearm = RREG32(RADEON_MSI_REARM_EN) & ~RV370_MSI_REARM_EN; | |
424 | WREG32(RADEON_MSI_REARM_EN, msi_rearm); | |
425 | WREG32(RADEON_MSI_REARM_EN, msi_rearm | RV370_MSI_REARM_EN); | |
426 | break; | |
427 | } | |
428 | } | |
7ed220d7 MD |
429 | return IRQ_HANDLED; |
430 | } | |
431 | ||
432 | u32 rs600_get_vblank_counter(struct radeon_device *rdev, int crtc) | |
433 | { | |
434 | if (crtc == 0) | |
c010f800 | 435 | return RREG32(R_0060A4_D1CRTC_STATUS_FRAME_COUNT); |
7ed220d7 | 436 | else |
c010f800 | 437 | return RREG32(R_0068A4_D2CRTC_STATUS_FRAME_COUNT); |
7ed220d7 MD |
438 | } |
439 | ||
771fe6b9 JG |
440 | int rs600_mc_wait_for_idle(struct radeon_device *rdev) |
441 | { | |
442 | unsigned i; | |
771fe6b9 JG |
443 | |
444 | for (i = 0; i < rdev->usec_timeout; i++) { | |
c010f800 | 445 | if (G_000000_MC_IDLE(RREG32_MC(R_000000_MC_STATUS))) |
771fe6b9 | 446 | return 0; |
c010f800 | 447 | udelay(1); |
771fe6b9 JG |
448 | } |
449 | return -1; | |
450 | } | |
451 | ||
771fe6b9 JG |
452 | void rs600_gpu_init(struct radeon_device *rdev) |
453 | { | |
771fe6b9 | 454 | r100_hdp_reset(rdev); |
771fe6b9 | 455 | r420_pipes_init(rdev); |
c010f800 JG |
456 | /* Wait for mc idle */ |
457 | if (rs600_mc_wait_for_idle(rdev)) | |
458 | dev_warn(rdev->dev, "Wait MC idle timeout before updating MC.\n"); | |
771fe6b9 JG |
459 | } |
460 | ||
d594e46a | 461 | void rs600_mc_init(struct radeon_device *rdev) |
771fe6b9 | 462 | { |
d594e46a JG |
463 | u64 base; |
464 | ||
51e5fcd3 JG |
465 | rdev->mc.aper_base = drm_get_resource_start(rdev->ddev, 0); |
466 | rdev->mc.aper_size = drm_get_resource_len(rdev->ddev, 0); | |
771fe6b9 JG |
467 | rdev->mc.vram_is_ddr = true; |
468 | rdev->mc.vram_width = 128; | |
722f2943 AD |
469 | rdev->mc.real_vram_size = RREG32(RADEON_CONFIG_MEMSIZE); |
470 | rdev->mc.mc_vram_size = rdev->mc.real_vram_size; | |
51e5fcd3 | 471 | rdev->mc.visible_vram_size = rdev->mc.aper_size; |
d594e46a JG |
472 | rdev->mc.igp_sideport_enabled = radeon_atombios_sideport_present(rdev); |
473 | base = RREG32_MC(R_000004_MC_FB_LOCATION); | |
474 | base = G_000004_MC_FB_START(base) << 16; | |
475 | radeon_vram_location(rdev, &rdev->mc, base); | |
476 | radeon_gtt_location(rdev, &rdev->mc); | |
771fe6b9 JG |
477 | } |
478 | ||
c93bb85b JG |
479 | void rs600_bandwidth_update(struct radeon_device *rdev) |
480 | { | |
481 | /* FIXME: implement, should this be like rs690 ? */ | |
482 | } | |
483 | ||
771fe6b9 JG |
484 | uint32_t rs600_mc_rreg(struct radeon_device *rdev, uint32_t reg) |
485 | { | |
c010f800 JG |
486 | WREG32(R_000070_MC_IND_INDEX, S_000070_MC_IND_ADDR(reg) | |
487 | S_000070_MC_IND_CITF_ARB0(1)); | |
488 | return RREG32(R_000074_MC_IND_DATA); | |
771fe6b9 JG |
489 | } |
490 | ||
491 | void rs600_mc_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v) | |
492 | { | |
c010f800 JG |
493 | WREG32(R_000070_MC_IND_INDEX, S_000070_MC_IND_ADDR(reg) | |
494 | S_000070_MC_IND_CITF_ARB0(1) | S_000070_MC_IND_WR_EN(1)); | |
495 | WREG32(R_000074_MC_IND_DATA, v); | |
496 | } | |
497 | ||
498 | void rs600_debugfs(struct radeon_device *rdev) | |
499 | { | |
500 | if (r100_debugfs_rbbm_init(rdev)) | |
501 | DRM_ERROR("Failed to register debugfs file for RBBM !\n"); | |
771fe6b9 | 502 | } |
3f7dc91a | 503 | |
3bc68535 | 504 | void rs600_set_safe_registers(struct radeon_device *rdev) |
3f7dc91a DA |
505 | { |
506 | rdev->config.r300.reg_safe_bm = rs600_reg_safe_bm; | |
507 | rdev->config.r300.reg_safe_bm_size = ARRAY_SIZE(rs600_reg_safe_bm); | |
3bc68535 JG |
508 | } |
509 | ||
c010f800 JG |
510 | static void rs600_mc_program(struct radeon_device *rdev) |
511 | { | |
512 | struct rv515_mc_save save; | |
513 | ||
514 | /* Stops all mc clients */ | |
515 | rv515_mc_stop(rdev, &save); | |
516 | ||
517 | /* Wait for mc idle */ | |
518 | if (rs600_mc_wait_for_idle(rdev)) | |
519 | dev_warn(rdev->dev, "Wait MC idle timeout before updating MC.\n"); | |
520 | ||
521 | /* FIXME: What does AGP means for such chipset ? */ | |
522 | WREG32_MC(R_000005_MC_AGP_LOCATION, 0x0FFFFFFF); | |
523 | WREG32_MC(R_000006_AGP_BASE, 0); | |
524 | WREG32_MC(R_000007_AGP_BASE_2, 0); | |
525 | /* Program MC */ | |
526 | WREG32_MC(R_000004_MC_FB_LOCATION, | |
527 | S_000004_MC_FB_START(rdev->mc.vram_start >> 16) | | |
528 | S_000004_MC_FB_TOP(rdev->mc.vram_end >> 16)); | |
529 | WREG32(R_000134_HDP_FB_LOCATION, | |
530 | S_000134_HDP_FB_START(rdev->mc.vram_start >> 16)); | |
531 | ||
532 | rv515_mc_resume(rdev, &save); | |
533 | } | |
534 | ||
535 | static int rs600_startup(struct radeon_device *rdev) | |
536 | { | |
537 | int r; | |
538 | ||
539 | rs600_mc_program(rdev); | |
540 | /* Resume clock */ | |
541 | rv515_clock_startup(rdev); | |
542 | /* Initialize GPU configuration (# pipes, ...) */ | |
543 | rs600_gpu_init(rdev); | |
544 | /* Initialize GART (initialize after TTM so we can allocate | |
545 | * memory through TTM but finalize after TTM) */ | |
546 | r = rs600_gart_enable(rdev); | |
547 | if (r) | |
548 | return r; | |
549 | /* Enable IRQ */ | |
c010f800 | 550 | rs600_irq_set(rdev); |
cafe6609 | 551 | rdev->config.r300.hdp_cntl = RREG32(RADEON_HOST_PATH_CNTL); |
c010f800 JG |
552 | /* 1M ring buffer */ |
553 | r = r100_cp_init(rdev, 1024 * 1024); | |
554 | if (r) { | |
555 | dev_err(rdev->dev, "failled initializing CP (%d).\n", r); | |
556 | return r; | |
557 | } | |
558 | r = r100_wb_init(rdev); | |
559 | if (r) | |
560 | dev_err(rdev->dev, "failled initializing WB (%d).\n", r); | |
561 | r = r100_ib_init(rdev); | |
562 | if (r) { | |
563 | dev_err(rdev->dev, "failled initializing IB (%d).\n", r); | |
564 | return r; | |
565 | } | |
566 | return 0; | |
567 | } | |
568 | ||
569 | int rs600_resume(struct radeon_device *rdev) | |
570 | { | |
571 | /* Make sur GART are not working */ | |
572 | rs600_gart_disable(rdev); | |
573 | /* Resume clock before doing reset */ | |
574 | rv515_clock_startup(rdev); | |
575 | /* Reset gpu before posting otherwise ATOM will enter infinite loop */ | |
576 | if (radeon_gpu_reset(rdev)) { | |
577 | dev_warn(rdev->dev, "GPU reset failed ! (0xE40=0x%08X, 0x7C0=0x%08X)\n", | |
578 | RREG32(R_000E40_RBBM_STATUS), | |
579 | RREG32(R_0007C0_CP_STAT)); | |
580 | } | |
581 | /* post */ | |
582 | atom_asic_init(rdev->mode_info.atom_context); | |
583 | /* Resume clock after posting */ | |
584 | rv515_clock_startup(rdev); | |
550e2d92 DA |
585 | /* Initialize surface registers */ |
586 | radeon_surface_init(rdev); | |
c010f800 JG |
587 | return rs600_startup(rdev); |
588 | } | |
589 | ||
590 | int rs600_suspend(struct radeon_device *rdev) | |
591 | { | |
592 | r100_cp_disable(rdev); | |
593 | r100_wb_disable(rdev); | |
ac447df4 | 594 | rs600_irq_disable(rdev); |
c010f800 JG |
595 | rs600_gart_disable(rdev); |
596 | return 0; | |
597 | } | |
598 | ||
599 | void rs600_fini(struct radeon_device *rdev) | |
600 | { | |
c010f800 JG |
601 | r100_cp_fini(rdev); |
602 | r100_wb_fini(rdev); | |
603 | r100_ib_fini(rdev); | |
604 | radeon_gem_fini(rdev); | |
605 | rs600_gart_fini(rdev); | |
606 | radeon_irq_kms_fini(rdev); | |
607 | radeon_fence_driver_fini(rdev); | |
4c788679 | 608 | radeon_bo_fini(rdev); |
c010f800 JG |
609 | radeon_atombios_fini(rdev); |
610 | kfree(rdev->bios); | |
611 | rdev->bios = NULL; | |
612 | } | |
613 | ||
3bc68535 JG |
614 | int rs600_init(struct radeon_device *rdev) |
615 | { | |
c010f800 JG |
616 | int r; |
617 | ||
c010f800 JG |
618 | /* Disable VGA */ |
619 | rv515_vga_render_disable(rdev); | |
620 | /* Initialize scratch registers */ | |
621 | radeon_scratch_init(rdev); | |
622 | /* Initialize surface registers */ | |
623 | radeon_surface_init(rdev); | |
624 | /* BIOS */ | |
625 | if (!radeon_get_bios(rdev)) { | |
626 | if (ASIC_IS_AVIVO(rdev)) | |
627 | return -EINVAL; | |
628 | } | |
629 | if (rdev->is_atom_bios) { | |
630 | r = radeon_atombios_init(rdev); | |
631 | if (r) | |
632 | return r; | |
633 | } else { | |
634 | dev_err(rdev->dev, "Expecting atombios for RS600 GPU\n"); | |
635 | return -EINVAL; | |
636 | } | |
637 | /* Reset gpu before posting otherwise ATOM will enter infinite loop */ | |
638 | if (radeon_gpu_reset(rdev)) { | |
639 | dev_warn(rdev->dev, | |
640 | "GPU reset failed ! (0xE40=0x%08X, 0x7C0=0x%08X)\n", | |
641 | RREG32(R_000E40_RBBM_STATUS), | |
642 | RREG32(R_0007C0_CP_STAT)); | |
643 | } | |
644 | /* check if cards are posted or not */ | |
72542d77 DA |
645 | if (radeon_boot_test_post_card(rdev) == false) |
646 | return -EINVAL; | |
647 | ||
c010f800 JG |
648 | /* Initialize clocks */ |
649 | radeon_get_clock_info(rdev->ddev); | |
7433874e RM |
650 | /* Initialize power management */ |
651 | radeon_pm_init(rdev); | |
d594e46a JG |
652 | /* initialize memory controller */ |
653 | rs600_mc_init(rdev); | |
c010f800 JG |
654 | rs600_debugfs(rdev); |
655 | /* Fence driver */ | |
656 | r = radeon_fence_driver_init(rdev); | |
657 | if (r) | |
658 | return r; | |
659 | r = radeon_irq_kms_init(rdev); | |
660 | if (r) | |
661 | return r; | |
662 | /* Memory manager */ | |
4c788679 | 663 | r = radeon_bo_init(rdev); |
c010f800 JG |
664 | if (r) |
665 | return r; | |
666 | r = rs600_gart_init(rdev); | |
667 | if (r) | |
668 | return r; | |
669 | rs600_set_safe_registers(rdev); | |
670 | rdev->accel_working = true; | |
671 | r = rs600_startup(rdev); | |
672 | if (r) { | |
673 | /* Somethings want wront with the accel init stop accel */ | |
674 | dev_err(rdev->dev, "Disabling GPU acceleration\n"); | |
c010f800 JG |
675 | r100_cp_fini(rdev); |
676 | r100_wb_fini(rdev); | |
677 | r100_ib_fini(rdev); | |
678 | rs600_gart_fini(rdev); | |
679 | radeon_irq_kms_fini(rdev); | |
680 | rdev->accel_working = false; | |
681 | } | |
3f7dc91a DA |
682 | return 0; |
683 | } |