Commit | Line | Data |
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1da177e4 LT |
1 | /* i915_dma.c -- DMA support for the I915 -*- linux-c -*- |
2 | */ | |
0d6aa60b | 3 | /* |
1da177e4 LT |
4 | * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas. |
5 | * All Rights Reserved. | |
bc54fd1a DA |
6 | * |
7 | * Permission is hereby granted, free of charge, to any person obtaining a | |
8 | * copy of this software and associated documentation files (the | |
9 | * "Software"), to deal in the Software without restriction, including | |
10 | * without limitation the rights to use, copy, modify, merge, publish, | |
11 | * distribute, sub license, and/or sell copies of the Software, and to | |
12 | * permit persons to whom the Software is furnished to do so, subject to | |
13 | * the following conditions: | |
14 | * | |
15 | * The above copyright notice and this permission notice (including the | |
16 | * next paragraph) shall be included in all copies or substantial portions | |
17 | * of the Software. | |
18 | * | |
19 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS | |
20 | * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF | |
21 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. | |
22 | * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR | |
23 | * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, | |
24 | * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE | |
25 | * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. | |
26 | * | |
0d6aa60b | 27 | */ |
1da177e4 | 28 | |
a70491cc JP |
29 | #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt |
30 | ||
760285e7 DH |
31 | #include <drm/drmP.h> |
32 | #include <drm/drm_crtc_helper.h> | |
33 | #include <drm/drm_fb_helper.h> | |
4f03b1fc | 34 | #include <drm/drm_legacy.h> |
79e53945 | 35 | #include "intel_drv.h" |
760285e7 | 36 | #include <drm/i915_drm.h> |
1da177e4 | 37 | #include "i915_drv.h" |
e21fd552 | 38 | #include "i915_vgpu.h" |
1c5d22f7 | 39 | #include "i915_trace.h" |
dcdb1674 | 40 | #include <linux/pci.h> |
a4de0526 DV |
41 | #include <linux/console.h> |
42 | #include <linux/vt.h> | |
28d52043 | 43 | #include <linux/vgaarb.h> |
c4804411 ZW |
44 | #include <linux/acpi.h> |
45 | #include <linux/pnp.h> | |
6a9ee8af | 46 | #include <linux/vga_switcheroo.h> |
5a0e3ad6 | 47 | #include <linux/slab.h> |
44834a67 | 48 | #include <acpi/video.h> |
8a187455 PZ |
49 | #include <linux/pm.h> |
50 | #include <linux/pm_runtime.h> | |
4bdc7293 | 51 | #include <linux/oom.h> |
1da177e4 | 52 | |
1da177e4 | 53 | |
c153f45f EA |
54 | static int i915_getparam(struct drm_device *dev, void *data, |
55 | struct drm_file *file_priv) | |
1da177e4 | 56 | { |
4c8a4be9 | 57 | struct drm_i915_private *dev_priv = dev->dev_private; |
c153f45f | 58 | drm_i915_getparam_t *param = data; |
1da177e4 LT |
59 | int value; |
60 | ||
c153f45f | 61 | switch (param->param) { |
1da177e4 | 62 | case I915_PARAM_IRQ_ACTIVE: |
1da177e4 | 63 | case I915_PARAM_ALLOW_BATCHBUFFER: |
0d6aa60b | 64 | case I915_PARAM_LAST_DISPATCH: |
ac883c84 | 65 | /* Reject all old ums/dri params. */ |
5c6c6003 | 66 | return -ENODEV; |
ed4c9c4a | 67 | case I915_PARAM_CHIPSET_ID: |
ffbab09b | 68 | value = dev->pdev->device; |
ed4c9c4a | 69 | break; |
27cd4461 NR |
70 | case I915_PARAM_REVISION: |
71 | value = dev->pdev->revision; | |
72 | break; | |
673a394b | 73 | case I915_PARAM_HAS_GEM: |
2e895b17 | 74 | value = 1; |
673a394b | 75 | break; |
0f973f27 | 76 | case I915_PARAM_NUM_FENCES_AVAIL: |
c668cde5 | 77 | value = dev_priv->num_fence_regs; |
0f973f27 | 78 | break; |
02e792fb DV |
79 | case I915_PARAM_HAS_OVERLAY: |
80 | value = dev_priv->overlay ? 1 : 0; | |
81 | break; | |
e9560f7c JB |
82 | case I915_PARAM_HAS_PAGEFLIPPING: |
83 | value = 1; | |
84 | break; | |
76446cac JB |
85 | case I915_PARAM_HAS_EXECBUF2: |
86 | /* depends on GEM */ | |
2e895b17 | 87 | value = 1; |
76446cac | 88 | break; |
e3a815fc | 89 | case I915_PARAM_HAS_BSD: |
edc912f5 | 90 | value = intel_ring_initialized(&dev_priv->ring[VCS]); |
e3a815fc | 91 | break; |
549f7365 | 92 | case I915_PARAM_HAS_BLT: |
edc912f5 | 93 | value = intel_ring_initialized(&dev_priv->ring[BCS]); |
549f7365 | 94 | break; |
a1f2cc73 XH |
95 | case I915_PARAM_HAS_VEBOX: |
96 | value = intel_ring_initialized(&dev_priv->ring[VECS]); | |
97 | break; | |
08e16dc8 ZG |
98 | case I915_PARAM_HAS_BSD2: |
99 | value = intel_ring_initialized(&dev_priv->ring[VCS2]); | |
100 | break; | |
a00b10c3 CW |
101 | case I915_PARAM_HAS_RELAXED_FENCING: |
102 | value = 1; | |
103 | break; | |
bbf0c6b3 DV |
104 | case I915_PARAM_HAS_COHERENT_RINGS: |
105 | value = 1; | |
106 | break; | |
72bfa19c CW |
107 | case I915_PARAM_HAS_EXEC_CONSTANTS: |
108 | value = INTEL_INFO(dev)->gen >= 4; | |
109 | break; | |
271d81b8 CW |
110 | case I915_PARAM_HAS_RELAXED_DELTA: |
111 | value = 1; | |
112 | break; | |
ae662d31 EA |
113 | case I915_PARAM_HAS_GEN7_SOL_RESET: |
114 | value = 1; | |
115 | break; | |
3d29b842 ED |
116 | case I915_PARAM_HAS_LLC: |
117 | value = HAS_LLC(dev); | |
118 | break; | |
651d794f CW |
119 | case I915_PARAM_HAS_WT: |
120 | value = HAS_WT(dev); | |
121 | break; | |
777ee96f | 122 | case I915_PARAM_HAS_ALIASING_PPGTT: |
896ab1a5 | 123 | value = USES_PPGTT(dev); |
777ee96f | 124 | break; |
172cf15d BW |
125 | case I915_PARAM_HAS_WAIT_TIMEOUT: |
126 | value = 1; | |
127 | break; | |
2fedbff9 CW |
128 | case I915_PARAM_HAS_SEMAPHORES: |
129 | value = i915_semaphore_is_enabled(dev); | |
130 | break; | |
ec6f1bb9 DA |
131 | case I915_PARAM_HAS_PRIME_VMAP_FLUSH: |
132 | value = 1; | |
133 | break; | |
d7d4eedd CW |
134 | case I915_PARAM_HAS_SECURE_BATCHES: |
135 | value = capable(CAP_SYS_ADMIN); | |
136 | break; | |
b45305fc DV |
137 | case I915_PARAM_HAS_PINNED_BATCHES: |
138 | value = 1; | |
139 | break; | |
ed5982e6 DV |
140 | case I915_PARAM_HAS_EXEC_NO_RELOC: |
141 | value = 1; | |
142 | break; | |
eef90ccb CW |
143 | case I915_PARAM_HAS_EXEC_HANDLE_LUT: |
144 | value = 1; | |
145 | break; | |
d728c8ef BV |
146 | case I915_PARAM_CMD_PARSER_VERSION: |
147 | value = i915_cmd_parser_get_version(); | |
148 | break; | |
6a2c4232 CW |
149 | case I915_PARAM_HAS_COHERENT_PHYS_GTT: |
150 | value = 1; | |
1816f923 AG |
151 | break; |
152 | case I915_PARAM_MMAP_VERSION: | |
153 | value = 1; | |
6a2c4232 | 154 | break; |
a1559ffe JM |
155 | case I915_PARAM_SUBSLICE_TOTAL: |
156 | value = INTEL_INFO(dev)->subslice_total; | |
157 | if (!value) | |
158 | return -ENODEV; | |
159 | break; | |
160 | case I915_PARAM_EU_TOTAL: | |
161 | value = INTEL_INFO(dev)->eu_total; | |
162 | if (!value) | |
163 | return -ENODEV; | |
164 | break; | |
49e4d842 CW |
165 | case I915_PARAM_HAS_GPU_RESET: |
166 | value = i915.enable_hangcheck && | |
49e4d842 CW |
167 | intel_has_gpu_reset(dev); |
168 | break; | |
a9ed33ca AJ |
169 | case I915_PARAM_HAS_RESOURCE_STREAMER: |
170 | value = HAS_RESOURCE_STREAMER(dev); | |
171 | break; | |
506a8e87 CW |
172 | case I915_PARAM_HAS_EXEC_SOFTPIN: |
173 | value = 1; | |
174 | break; | |
1da177e4 | 175 | default: |
e29c32da | 176 | DRM_DEBUG("Unknown parameter %d\n", param->param); |
20caafa6 | 177 | return -EINVAL; |
1da177e4 LT |
178 | } |
179 | ||
1d6ac185 DV |
180 | if (copy_to_user(param->value, &value, sizeof(int))) { |
181 | DRM_ERROR("copy_to_user failed\n"); | |
20caafa6 | 182 | return -EFAULT; |
1da177e4 LT |
183 | } |
184 | ||
185 | return 0; | |
186 | } | |
187 | ||
ec2a4c3f DA |
188 | static int i915_get_bridge_dev(struct drm_device *dev) |
189 | { | |
190 | struct drm_i915_private *dev_priv = dev->dev_private; | |
191 | ||
0206e353 | 192 | dev_priv->bridge_dev = pci_get_bus_and_slot(0, PCI_DEVFN(0, 0)); |
ec2a4c3f DA |
193 | if (!dev_priv->bridge_dev) { |
194 | DRM_ERROR("bridge device not found\n"); | |
195 | return -1; | |
196 | } | |
197 | return 0; | |
198 | } | |
199 | ||
c4804411 ZW |
200 | #define MCHBAR_I915 0x44 |
201 | #define MCHBAR_I965 0x48 | |
202 | #define MCHBAR_SIZE (4*4096) | |
203 | ||
204 | #define DEVEN_REG 0x54 | |
205 | #define DEVEN_MCHBAR_EN (1 << 28) | |
206 | ||
207 | /* Allocate space for the MCH regs if needed, return nonzero on error */ | |
208 | static int | |
209 | intel_alloc_mchbar_resource(struct drm_device *dev) | |
210 | { | |
4c8a4be9 | 211 | struct drm_i915_private *dev_priv = dev->dev_private; |
a6c45cf0 | 212 | int reg = INTEL_INFO(dev)->gen >= 4 ? MCHBAR_I965 : MCHBAR_I915; |
c4804411 ZW |
213 | u32 temp_lo, temp_hi = 0; |
214 | u64 mchbar_addr; | |
a25c25c2 | 215 | int ret; |
c4804411 | 216 | |
a6c45cf0 | 217 | if (INTEL_INFO(dev)->gen >= 4) |
c4804411 ZW |
218 | pci_read_config_dword(dev_priv->bridge_dev, reg + 4, &temp_hi); |
219 | pci_read_config_dword(dev_priv->bridge_dev, reg, &temp_lo); | |
220 | mchbar_addr = ((u64)temp_hi << 32) | temp_lo; | |
221 | ||
222 | /* If ACPI doesn't have it, assume we need to allocate it ourselves */ | |
223 | #ifdef CONFIG_PNP | |
224 | if (mchbar_addr && | |
a25c25c2 CW |
225 | pnp_range_reserved(mchbar_addr, mchbar_addr + MCHBAR_SIZE)) |
226 | return 0; | |
c4804411 ZW |
227 | #endif |
228 | ||
229 | /* Get some space for it */ | |
a25c25c2 CW |
230 | dev_priv->mch_res.name = "i915 MCHBAR"; |
231 | dev_priv->mch_res.flags = IORESOURCE_MEM; | |
232 | ret = pci_bus_alloc_resource(dev_priv->bridge_dev->bus, | |
233 | &dev_priv->mch_res, | |
c4804411 ZW |
234 | MCHBAR_SIZE, MCHBAR_SIZE, |
235 | PCIBIOS_MIN_MEM, | |
a25c25c2 | 236 | 0, pcibios_align_resource, |
c4804411 ZW |
237 | dev_priv->bridge_dev); |
238 | if (ret) { | |
239 | DRM_DEBUG_DRIVER("failed bus alloc: %d\n", ret); | |
240 | dev_priv->mch_res.start = 0; | |
a25c25c2 | 241 | return ret; |
c4804411 ZW |
242 | } |
243 | ||
a6c45cf0 | 244 | if (INTEL_INFO(dev)->gen >= 4) |
c4804411 ZW |
245 | pci_write_config_dword(dev_priv->bridge_dev, reg + 4, |
246 | upper_32_bits(dev_priv->mch_res.start)); | |
247 | ||
248 | pci_write_config_dword(dev_priv->bridge_dev, reg, | |
249 | lower_32_bits(dev_priv->mch_res.start)); | |
a25c25c2 | 250 | return 0; |
c4804411 ZW |
251 | } |
252 | ||
253 | /* Setup MCHBAR if possible, return true if we should disable it again */ | |
254 | static void | |
255 | intel_setup_mchbar(struct drm_device *dev) | |
256 | { | |
4c8a4be9 | 257 | struct drm_i915_private *dev_priv = dev->dev_private; |
a6c45cf0 | 258 | int mchbar_reg = INTEL_INFO(dev)->gen >= 4 ? MCHBAR_I965 : MCHBAR_I915; |
c4804411 ZW |
259 | u32 temp; |
260 | bool enabled; | |
261 | ||
666a4537 | 262 | if (IS_VALLEYVIEW(dev) || IS_CHERRYVIEW(dev)) |
11ea8b7d JB |
263 | return; |
264 | ||
c4804411 ZW |
265 | dev_priv->mchbar_need_disable = false; |
266 | ||
267 | if (IS_I915G(dev) || IS_I915GM(dev)) { | |
268 | pci_read_config_dword(dev_priv->bridge_dev, DEVEN_REG, &temp); | |
269 | enabled = !!(temp & DEVEN_MCHBAR_EN); | |
270 | } else { | |
271 | pci_read_config_dword(dev_priv->bridge_dev, mchbar_reg, &temp); | |
272 | enabled = temp & 1; | |
273 | } | |
274 | ||
275 | /* If it's already enabled, don't have to do anything */ | |
276 | if (enabled) | |
277 | return; | |
278 | ||
279 | if (intel_alloc_mchbar_resource(dev)) | |
280 | return; | |
281 | ||
282 | dev_priv->mchbar_need_disable = true; | |
283 | ||
284 | /* Space is allocated or reserved, so enable it. */ | |
285 | if (IS_I915G(dev) || IS_I915GM(dev)) { | |
286 | pci_write_config_dword(dev_priv->bridge_dev, DEVEN_REG, | |
287 | temp | DEVEN_MCHBAR_EN); | |
288 | } else { | |
289 | pci_read_config_dword(dev_priv->bridge_dev, mchbar_reg, &temp); | |
290 | pci_write_config_dword(dev_priv->bridge_dev, mchbar_reg, temp | 1); | |
291 | } | |
292 | } | |
293 | ||
294 | static void | |
295 | intel_teardown_mchbar(struct drm_device *dev) | |
296 | { | |
4c8a4be9 | 297 | struct drm_i915_private *dev_priv = dev->dev_private; |
a6c45cf0 | 298 | int mchbar_reg = INTEL_INFO(dev)->gen >= 4 ? MCHBAR_I965 : MCHBAR_I915; |
c4804411 ZW |
299 | u32 temp; |
300 | ||
301 | if (dev_priv->mchbar_need_disable) { | |
302 | if (IS_I915G(dev) || IS_I915GM(dev)) { | |
303 | pci_read_config_dword(dev_priv->bridge_dev, DEVEN_REG, &temp); | |
304 | temp &= ~DEVEN_MCHBAR_EN; | |
305 | pci_write_config_dword(dev_priv->bridge_dev, DEVEN_REG, temp); | |
306 | } else { | |
307 | pci_read_config_dword(dev_priv->bridge_dev, mchbar_reg, &temp); | |
308 | temp &= ~1; | |
309 | pci_write_config_dword(dev_priv->bridge_dev, mchbar_reg, temp); | |
310 | } | |
311 | } | |
312 | ||
313 | if (dev_priv->mch_res.start) | |
314 | release_resource(&dev_priv->mch_res); | |
315 | } | |
316 | ||
28d52043 DA |
317 | /* true = enable decode, false = disable decoder */ |
318 | static unsigned int i915_vga_set_decode(void *cookie, bool state) | |
319 | { | |
320 | struct drm_device *dev = cookie; | |
321 | ||
322 | intel_modeset_vga_set_state(dev, state); | |
323 | if (state) | |
324 | return VGA_RSRC_LEGACY_IO | VGA_RSRC_LEGACY_MEM | | |
325 | VGA_RSRC_NORMAL_IO | VGA_RSRC_NORMAL_MEM; | |
326 | else | |
327 | return VGA_RSRC_NORMAL_IO | VGA_RSRC_NORMAL_MEM; | |
328 | } | |
329 | ||
6a9ee8af DA |
330 | static void i915_switcheroo_set_state(struct pci_dev *pdev, enum vga_switcheroo_state state) |
331 | { | |
332 | struct drm_device *dev = pci_get_drvdata(pdev); | |
333 | pm_message_t pmm = { .event = PM_EVENT_SUSPEND }; | |
1a5036bf | 334 | |
6a9ee8af | 335 | if (state == VGA_SWITCHEROO_ON) { |
a70491cc | 336 | pr_info("switched on\n"); |
5bcf719b | 337 | dev->switch_power_state = DRM_SWITCH_POWER_CHANGING; |
6a9ee8af DA |
338 | /* i915 resume handler doesn't set to D0 */ |
339 | pci_set_power_state(dev->pdev, PCI_D0); | |
1751fcf9 | 340 | i915_resume_switcheroo(dev); |
5bcf719b | 341 | dev->switch_power_state = DRM_SWITCH_POWER_ON; |
6a9ee8af | 342 | } else { |
fa9d6078 | 343 | pr_info("switched off\n"); |
5bcf719b | 344 | dev->switch_power_state = DRM_SWITCH_POWER_CHANGING; |
1751fcf9 | 345 | i915_suspend_switcheroo(dev, pmm); |
5bcf719b | 346 | dev->switch_power_state = DRM_SWITCH_POWER_OFF; |
6a9ee8af DA |
347 | } |
348 | } | |
349 | ||
350 | static bool i915_switcheroo_can_switch(struct pci_dev *pdev) | |
351 | { | |
352 | struct drm_device *dev = pci_get_drvdata(pdev); | |
6a9ee8af | 353 | |
fc8fd40e DV |
354 | /* |
355 | * FIXME: open_count is protected by drm_global_mutex but that would lead to | |
356 | * locking inversion with the driver load path. And the access here is | |
357 | * completely racy anyway. So don't bother with locking for now. | |
358 | */ | |
359 | return dev->open_count == 0; | |
6a9ee8af DA |
360 | } |
361 | ||
26ec685f TI |
362 | static const struct vga_switcheroo_client_ops i915_switcheroo_ops = { |
363 | .set_gpu_state = i915_switcheroo_set_state, | |
364 | .reprobe = NULL, | |
365 | .can_switch = i915_switcheroo_can_switch, | |
366 | }; | |
367 | ||
2c7111db CW |
368 | static int i915_load_modeset_init(struct drm_device *dev) |
369 | { | |
370 | struct drm_i915_private *dev_priv = dev->dev_private; | |
371 | int ret; | |
79e53945 | 372 | |
98f3a1dc | 373 | ret = intel_bios_init(dev_priv); |
79e53945 JB |
374 | if (ret) |
375 | DRM_INFO("failed to find VBIOS tables\n"); | |
376 | ||
934f992c CW |
377 | /* If we have > 1 VGA cards, then we need to arbitrate access |
378 | * to the common VGA resources. | |
379 | * | |
380 | * If we are a secondary display controller (!PCI_DISPLAY_CLASS_VGA), | |
381 | * then we do not take part in VGA arbitration and the | |
382 | * vga_client_register() fails with -ENODEV. | |
383 | */ | |
ebff5fa9 DA |
384 | ret = vga_client_register(dev->pdev, dev, NULL, i915_vga_set_decode); |
385 | if (ret && ret != -ENODEV) | |
386 | goto out; | |
28d52043 | 387 | |
723bfd70 JB |
388 | intel_register_dsm_handler(); |
389 | ||
0d69704a | 390 | ret = vga_switcheroo_register_client(dev->pdev, &i915_switcheroo_ops, false); |
6a9ee8af | 391 | if (ret) |
5a79395b | 392 | goto cleanup_vga_client; |
6a9ee8af | 393 | |
73dfc227 | 394 | intel_power_domains_init_hw(dev_priv, false); |
e13192f6 | 395 | |
f4448375 | 396 | intel_csr_ucode_init(dev_priv); |
ebae38d0 | 397 | |
2aeb7d3a | 398 | ret = intel_irq_install(dev_priv); |
52d7eced | 399 | if (ret) |
89250fec | 400 | goto cleanup_csr; |
52d7eced | 401 | |
f5949141 DV |
402 | intel_setup_gmbus(dev); |
403 | ||
52d7eced DV |
404 | /* Important: The output setup functions called by modeset_init need |
405 | * working irqs for e.g. gmbus and dp aux transfers. */ | |
b01f2c3a JB |
406 | intel_modeset_init(dev); |
407 | ||
33a732f4 | 408 | intel_guc_ucode_init(dev); |
33a732f4 | 409 | |
1070a42b | 410 | ret = i915_gem_init(dev); |
79e53945 | 411 | if (ret) |
713028b3 | 412 | goto cleanup_irq; |
2c7111db | 413 | |
52d7eced | 414 | intel_modeset_gem_init(dev); |
2c7111db | 415 | |
79e53945 JB |
416 | /* Always safe in the mode setting case. */ |
417 | /* FIXME: do pre/post-mode set stuff in core KMS code */ | |
ba0bf120 | 418 | dev->vblank_disable_allowed = true; |
713028b3 | 419 | if (INTEL_INFO(dev)->num_pipes == 0) |
e3c74757 | 420 | return 0; |
79e53945 | 421 | |
5a79395b CW |
422 | ret = intel_fbdev_init(dev); |
423 | if (ret) | |
52d7eced DV |
424 | goto cleanup_gem; |
425 | ||
20afbda2 | 426 | /* Only enable hotplug handling once the fbdev is fully set up. */ |
b963291c | 427 | intel_hpd_init(dev_priv); |
20afbda2 DV |
428 | |
429 | /* | |
430 | * Some ports require correctly set-up hpd registers for detection to | |
431 | * work properly (leading to ghost connected connector status), e.g. VGA | |
432 | * on gm45. Hence we can only set up the initial fbdev config after hpd | |
433 | * irqs are fully enabled. Now we should scan for the initial config | |
434 | * only once hotplug handling is enabled, but due to screwed-up locking | |
435 | * around kms/fbdev init we can't protect the fdbev initial config | |
436 | * scanning against hotplug events. Hence do this first and ignore the | |
437 | * tiny window where we will loose hotplug notifactions. | |
438 | */ | |
e00bf696 | 439 | intel_fbdev_initial_config_async(dev); |
20afbda2 | 440 | |
eb1f8e4f | 441 | drm_kms_helper_poll_init(dev); |
87acb0a5 | 442 | |
79e53945 JB |
443 | return 0; |
444 | ||
2c7111db CW |
445 | cleanup_gem: |
446 | mutex_lock(&dev->struct_mutex); | |
55d23285 | 447 | i915_gem_context_fini(dev); |
1b39a917 | 448 | i915_gem_cleanup_engines(dev); |
2c7111db | 449 | mutex_unlock(&dev->struct_mutex); |
713028b3 | 450 | cleanup_irq: |
33a732f4 | 451 | intel_guc_ucode_fini(dev); |
52d7eced | 452 | drm_irq_uninstall(dev); |
f5949141 | 453 | intel_teardown_gmbus(dev); |
89250fec ID |
454 | cleanup_csr: |
455 | intel_csr_ucode_fini(dev_priv); | |
5a79395b CW |
456 | vga_switcheroo_unregister_client(dev->pdev); |
457 | cleanup_vga_client: | |
458 | vga_client_register(dev->pdev, NULL, NULL, NULL); | |
79e53945 JB |
459 | out: |
460 | return ret; | |
461 | } | |
462 | ||
243eaf38 | 463 | #if IS_ENABLED(CONFIG_FB) |
f96de58f | 464 | static int i915_kick_out_firmware_fb(struct drm_i915_private *dev_priv) |
e188719a DV |
465 | { |
466 | struct apertures_struct *ap; | |
467 | struct pci_dev *pdev = dev_priv->dev->pdev; | |
468 | bool primary; | |
f96de58f | 469 | int ret; |
e188719a DV |
470 | |
471 | ap = alloc_apertures(1); | |
472 | if (!ap) | |
f96de58f | 473 | return -ENOMEM; |
e188719a | 474 | |
dabb7a91 | 475 | ap->ranges[0].base = dev_priv->gtt.mappable_base; |
f64e2922 | 476 | ap->ranges[0].size = dev_priv->gtt.mappable_end; |
93d18799 | 477 | |
e188719a DV |
478 | primary = |
479 | pdev->resource[PCI_ROM_RESOURCE].flags & IORESOURCE_ROM_SHADOW; | |
480 | ||
f96de58f | 481 | ret = remove_conflicting_framebuffers(ap, "inteldrmfb", primary); |
e188719a DV |
482 | |
483 | kfree(ap); | |
f96de58f CW |
484 | |
485 | return ret; | |
e188719a | 486 | } |
4520f53a | 487 | #else |
f96de58f | 488 | static int i915_kick_out_firmware_fb(struct drm_i915_private *dev_priv) |
4520f53a | 489 | { |
f96de58f | 490 | return 0; |
4520f53a DV |
491 | } |
492 | #endif | |
e188719a | 493 | |
a4de0526 DV |
494 | #if !defined(CONFIG_VGA_CONSOLE) |
495 | static int i915_kick_out_vgacon(struct drm_i915_private *dev_priv) | |
496 | { | |
497 | return 0; | |
498 | } | |
499 | #elif !defined(CONFIG_DUMMY_CONSOLE) | |
500 | static int i915_kick_out_vgacon(struct drm_i915_private *dev_priv) | |
501 | { | |
502 | return -ENODEV; | |
503 | } | |
504 | #else | |
505 | static int i915_kick_out_vgacon(struct drm_i915_private *dev_priv) | |
506 | { | |
1bb9e632 | 507 | int ret = 0; |
a4de0526 DV |
508 | |
509 | DRM_INFO("Replacing VGA console driver\n"); | |
510 | ||
511 | console_lock(); | |
1bb9e632 DV |
512 | if (con_is_bound(&vga_con)) |
513 | ret = do_take_over_console(&dummy_con, 0, MAX_NR_CONSOLES - 1, 1); | |
a4de0526 DV |
514 | if (ret == 0) { |
515 | ret = do_unregister_con_driver(&vga_con); | |
516 | ||
517 | /* Ignore "already unregistered". */ | |
518 | if (ret == -ENODEV) | |
519 | ret = 0; | |
520 | } | |
521 | console_unlock(); | |
522 | ||
523 | return ret; | |
524 | } | |
525 | #endif | |
526 | ||
c96ea64e DV |
527 | static void i915_dump_device_info(struct drm_i915_private *dev_priv) |
528 | { | |
5c969aa7 | 529 | const struct intel_device_info *info = &dev_priv->info; |
c96ea64e | 530 | |
e2a5800a DL |
531 | #define PRINT_S(name) "%s" |
532 | #define SEP_EMPTY | |
79fc46df DL |
533 | #define PRINT_FLAG(name) info->name ? #name "," : "" |
534 | #define SEP_COMMA , | |
19c656a1 | 535 | DRM_DEBUG_DRIVER("i915 device info: gen=%i, pciid=0x%04x rev=0x%02x flags=" |
e2a5800a | 536 | DEV_INFO_FOR_EACH_FLAG(PRINT_S, SEP_EMPTY), |
c96ea64e DV |
537 | info->gen, |
538 | dev_priv->dev->pdev->device, | |
19c656a1 | 539 | dev_priv->dev->pdev->revision, |
79fc46df | 540 | DEV_INFO_FOR_EACH_FLAG(PRINT_FLAG, SEP_COMMA)); |
e2a5800a DL |
541 | #undef PRINT_S |
542 | #undef SEP_EMPTY | |
79fc46df DL |
543 | #undef PRINT_FLAG |
544 | #undef SEP_COMMA | |
c96ea64e DV |
545 | } |
546 | ||
9705ad8a JM |
547 | static void cherryview_sseu_info_init(struct drm_device *dev) |
548 | { | |
549 | struct drm_i915_private *dev_priv = dev->dev_private; | |
550 | struct intel_device_info *info; | |
551 | u32 fuse, eu_dis; | |
552 | ||
553 | info = (struct intel_device_info *)&dev_priv->info; | |
554 | fuse = I915_READ(CHV_FUSE_GT); | |
555 | ||
556 | info->slice_total = 1; | |
557 | ||
558 | if (!(fuse & CHV_FGT_DISABLE_SS0)) { | |
559 | info->subslice_per_slice++; | |
560 | eu_dis = fuse & (CHV_FGT_EU_DIS_SS0_R0_MASK | | |
561 | CHV_FGT_EU_DIS_SS0_R1_MASK); | |
562 | info->eu_total += 8 - hweight32(eu_dis); | |
563 | } | |
564 | ||
565 | if (!(fuse & CHV_FGT_DISABLE_SS1)) { | |
566 | info->subslice_per_slice++; | |
567 | eu_dis = fuse & (CHV_FGT_EU_DIS_SS1_R0_MASK | | |
568 | CHV_FGT_EU_DIS_SS1_R1_MASK); | |
569 | info->eu_total += 8 - hweight32(eu_dis); | |
570 | } | |
571 | ||
572 | info->subslice_total = info->subslice_per_slice; | |
573 | /* | |
574 | * CHV expected to always have a uniform distribution of EU | |
575 | * across subslices. | |
576 | */ | |
577 | info->eu_per_subslice = info->subslice_total ? | |
578 | info->eu_total / info->subslice_total : | |
579 | 0; | |
580 | /* | |
581 | * CHV supports subslice power gating on devices with more than | |
582 | * one subslice, and supports EU power gating on devices with | |
583 | * more than one EU pair per subslice. | |
584 | */ | |
585 | info->has_slice_pg = 0; | |
586 | info->has_subslice_pg = (info->subslice_total > 1); | |
587 | info->has_eu_pg = (info->eu_per_subslice > 2); | |
588 | } | |
589 | ||
590 | static void gen9_sseu_info_init(struct drm_device *dev) | |
591 | { | |
592 | struct drm_i915_private *dev_priv = dev->dev_private; | |
593 | struct intel_device_info *info; | |
dead16e2 | 594 | int s_max = 3, ss_max = 4, eu_max = 8; |
9705ad8a | 595 | int s, ss; |
dead16e2 JM |
596 | u32 fuse2, s_enable, ss_disable, eu_disable; |
597 | u8 eu_mask = 0xff; | |
598 | ||
9705ad8a JM |
599 | info = (struct intel_device_info *)&dev_priv->info; |
600 | fuse2 = I915_READ(GEN8_FUSE2); | |
601 | s_enable = (fuse2 & GEN8_F2_S_ENA_MASK) >> | |
602 | GEN8_F2_S_ENA_SHIFT; | |
603 | ss_disable = (fuse2 & GEN9_F2_SS_DIS_MASK) >> | |
604 | GEN9_F2_SS_DIS_SHIFT; | |
605 | ||
9705ad8a JM |
606 | info->slice_total = hweight32(s_enable); |
607 | /* | |
608 | * The subslice disable field is global, i.e. it applies | |
609 | * to each of the enabled slices. | |
610 | */ | |
611 | info->subslice_per_slice = ss_max - hweight32(ss_disable); | |
612 | info->subslice_total = info->slice_total * | |
613 | info->subslice_per_slice; | |
614 | ||
615 | /* | |
616 | * Iterate through enabled slices and subslices to | |
617 | * count the total enabled EU. | |
618 | */ | |
619 | for (s = 0; s < s_max; s++) { | |
620 | if (!(s_enable & (0x1 << s))) | |
621 | /* skip disabled slice */ | |
622 | continue; | |
623 | ||
dead16e2 | 624 | eu_disable = I915_READ(GEN9_EU_DISABLE(s)); |
9705ad8a | 625 | for (ss = 0; ss < ss_max; ss++) { |
dead16e2 | 626 | int eu_per_ss; |
9705ad8a JM |
627 | |
628 | if (ss_disable & (0x1 << ss)) | |
629 | /* skip disabled subslice */ | |
630 | continue; | |
631 | ||
dead16e2 JM |
632 | eu_per_ss = eu_max - hweight8((eu_disable >> (ss*8)) & |
633 | eu_mask); | |
9705ad8a JM |
634 | |
635 | /* | |
636 | * Record which subslice(s) has(have) 7 EUs. we | |
637 | * can tune the hash used to spread work among | |
638 | * subslices if they are unbalanced. | |
639 | */ | |
dead16e2 | 640 | if (eu_per_ss == 7) |
9705ad8a JM |
641 | info->subslice_7eu[s] |= 1 << ss; |
642 | ||
dead16e2 | 643 | info->eu_total += eu_per_ss; |
9705ad8a JM |
644 | } |
645 | } | |
646 | ||
647 | /* | |
648 | * SKL is expected to always have a uniform distribution | |
649 | * of EU across subslices with the exception that any one | |
650 | * EU in any one subslice may be fused off for die | |
dead16e2 JM |
651 | * recovery. BXT is expected to be perfectly uniform in EU |
652 | * distribution. | |
9705ad8a JM |
653 | */ |
654 | info->eu_per_subslice = info->subslice_total ? | |
655 | DIV_ROUND_UP(info->eu_total, | |
656 | info->subslice_total) : 0; | |
657 | /* | |
658 | * SKL supports slice power gating on devices with more than | |
659 | * one slice, and supports EU power gating on devices with | |
dead16e2 JM |
660 | * more than one EU pair per subslice. BXT supports subslice |
661 | * power gating on devices with more than one subslice, and | |
662 | * supports EU power gating on devices with more than one EU | |
663 | * pair per subslice. | |
9705ad8a | 664 | */ |
ef11bdb3 RV |
665 | info->has_slice_pg = ((IS_SKYLAKE(dev) || IS_KABYLAKE(dev)) && |
666 | (info->slice_total > 1)); | |
dead16e2 JM |
667 | info->has_subslice_pg = (IS_BROXTON(dev) && (info->subslice_total > 1)); |
668 | info->has_eu_pg = (info->eu_per_subslice > 2); | |
9705ad8a JM |
669 | } |
670 | ||
91bedd34 ŁD |
671 | static void broadwell_sseu_info_init(struct drm_device *dev) |
672 | { | |
673 | struct drm_i915_private *dev_priv = dev->dev_private; | |
674 | struct intel_device_info *info; | |
675 | const int s_max = 3, ss_max = 3, eu_max = 8; | |
676 | int s, ss; | |
677 | u32 fuse2, eu_disable[s_max], s_enable, ss_disable; | |
678 | ||
679 | fuse2 = I915_READ(GEN8_FUSE2); | |
680 | s_enable = (fuse2 & GEN8_F2_S_ENA_MASK) >> GEN8_F2_S_ENA_SHIFT; | |
681 | ss_disable = (fuse2 & GEN8_F2_SS_DIS_MASK) >> GEN8_F2_SS_DIS_SHIFT; | |
682 | ||
683 | eu_disable[0] = I915_READ(GEN8_EU_DISABLE0) & GEN8_EU_DIS0_S0_MASK; | |
684 | eu_disable[1] = (I915_READ(GEN8_EU_DISABLE0) >> GEN8_EU_DIS0_S1_SHIFT) | | |
685 | ((I915_READ(GEN8_EU_DISABLE1) & GEN8_EU_DIS1_S1_MASK) << | |
686 | (32 - GEN8_EU_DIS0_S1_SHIFT)); | |
687 | eu_disable[2] = (I915_READ(GEN8_EU_DISABLE1) >> GEN8_EU_DIS1_S2_SHIFT) | | |
688 | ((I915_READ(GEN8_EU_DISABLE2) & GEN8_EU_DIS2_S2_MASK) << | |
689 | (32 - GEN8_EU_DIS1_S2_SHIFT)); | |
690 | ||
691 | ||
692 | info = (struct intel_device_info *)&dev_priv->info; | |
693 | info->slice_total = hweight32(s_enable); | |
694 | ||
695 | /* | |
696 | * The subslice disable field is global, i.e. it applies | |
697 | * to each of the enabled slices. | |
698 | */ | |
699 | info->subslice_per_slice = ss_max - hweight32(ss_disable); | |
700 | info->subslice_total = info->slice_total * info->subslice_per_slice; | |
701 | ||
702 | /* | |
703 | * Iterate through enabled slices and subslices to | |
704 | * count the total enabled EU. | |
705 | */ | |
706 | for (s = 0; s < s_max; s++) { | |
707 | if (!(s_enable & (0x1 << s))) | |
708 | /* skip disabled slice */ | |
709 | continue; | |
710 | ||
711 | for (ss = 0; ss < ss_max; ss++) { | |
712 | u32 n_disabled; | |
713 | ||
714 | if (ss_disable & (0x1 << ss)) | |
715 | /* skip disabled subslice */ | |
716 | continue; | |
717 | ||
718 | n_disabled = hweight8(eu_disable[s] >> (ss * eu_max)); | |
719 | ||
720 | /* | |
721 | * Record which subslices have 7 EUs. | |
722 | */ | |
723 | if (eu_max - n_disabled == 7) | |
724 | info->subslice_7eu[s] |= 1 << ss; | |
725 | ||
726 | info->eu_total += eu_max - n_disabled; | |
727 | } | |
728 | } | |
729 | ||
730 | /* | |
731 | * BDW is expected to always have a uniform distribution of EU across | |
732 | * subslices with the exception that any one EU in any one subslice may | |
733 | * be fused off for die recovery. | |
734 | */ | |
735 | info->eu_per_subslice = info->subslice_total ? | |
736 | DIV_ROUND_UP(info->eu_total, info->subslice_total) : 0; | |
737 | ||
738 | /* | |
739 | * BDW supports slice power gating on devices with more than | |
740 | * one slice. | |
741 | */ | |
742 | info->has_slice_pg = (info->slice_total > 1); | |
743 | info->has_subslice_pg = 0; | |
744 | info->has_eu_pg = 0; | |
745 | } | |
746 | ||
22d3fd46 DL |
747 | /* |
748 | * Determine various intel_device_info fields at runtime. | |
749 | * | |
750 | * Use it when either: | |
751 | * - it's judged too laborious to fill n static structures with the limit | |
752 | * when a simple if statement does the job, | |
753 | * - run-time checks (eg read fuse/strap registers) are needed. | |
658ac4c6 DL |
754 | * |
755 | * This function needs to be called: | |
756 | * - after the MMIO has been setup as we are reading registers, | |
757 | * - after the PCH has been detected, | |
758 | * - before the first usage of the fields it can tweak. | |
22d3fd46 DL |
759 | */ |
760 | static void intel_device_info_runtime_init(struct drm_device *dev) | |
761 | { | |
658ac4c6 | 762 | struct drm_i915_private *dev_priv = dev->dev_private; |
22d3fd46 | 763 | struct intel_device_info *info; |
d615a166 | 764 | enum pipe pipe; |
22d3fd46 | 765 | |
658ac4c6 | 766 | info = (struct intel_device_info *)&dev_priv->info; |
22d3fd46 | 767 | |
edd43ed8 DL |
768 | /* |
769 | * Skylake and Broxton currently don't expose the topmost plane as its | |
770 | * use is exclusive with the legacy cursor and we only want to expose | |
771 | * one of those, not both. Until we can safely expose the topmost plane | |
772 | * as a DRM_PLANE_TYPE_CURSOR with all the features exposed/supported, | |
773 | * we don't expose the topmost plane at all to prevent ABI breakage | |
774 | * down the line. | |
775 | */ | |
8fb9397d | 776 | if (IS_BROXTON(dev)) { |
edd43ed8 DL |
777 | info->num_sprites[PIPE_A] = 2; |
778 | info->num_sprites[PIPE_B] = 2; | |
779 | info->num_sprites[PIPE_C] = 1; | |
666a4537 | 780 | } else if (IS_VALLEYVIEW(dev) || IS_CHERRYVIEW(dev)) |
055e393f | 781 | for_each_pipe(dev_priv, pipe) |
d615a166 DL |
782 | info->num_sprites[pipe] = 2; |
783 | else | |
055e393f | 784 | for_each_pipe(dev_priv, pipe) |
d615a166 | 785 | info->num_sprites[pipe] = 1; |
658ac4c6 | 786 | |
a0bae57f DL |
787 | if (i915.disable_display) { |
788 | DRM_INFO("Display disabled (module parameter)\n"); | |
789 | info->num_pipes = 0; | |
790 | } else if (info->num_pipes > 0 && | |
791 | (INTEL_INFO(dev)->gen == 7 || INTEL_INFO(dev)->gen == 8) && | |
a7e478c7 | 792 | HAS_PCH_SPLIT(dev)) { |
658ac4c6 DL |
793 | u32 fuse_strap = I915_READ(FUSE_STRAP); |
794 | u32 sfuse_strap = I915_READ(SFUSE_STRAP); | |
795 | ||
796 | /* | |
797 | * SFUSE_STRAP is supposed to have a bit signalling the display | |
798 | * is fused off. Unfortunately it seems that, at least in | |
799 | * certain cases, fused off display means that PCH display | |
800 | * reads don't land anywhere. In that case, we read 0s. | |
801 | * | |
802 | * On CPT/PPT, we can detect this case as SFUSE_STRAP_FUSE_LOCK | |
803 | * should be set when taking over after the firmware. | |
804 | */ | |
805 | if (fuse_strap & ILK_INTERNAL_DISPLAY_DISABLE || | |
806 | sfuse_strap & SFUSE_STRAP_DISPLAY_DISABLED || | |
807 | (dev_priv->pch_type == PCH_CPT && | |
808 | !(sfuse_strap & SFUSE_STRAP_FUSE_LOCK))) { | |
809 | DRM_INFO("Display fused off, disabling\n"); | |
810 | info->num_pipes = 0; | |
8c448cad GF |
811 | } else if (fuse_strap & IVB_PIPE_C_DISABLE) { |
812 | DRM_INFO("PipeC fused off\n"); | |
813 | info->num_pipes -= 1; | |
658ac4c6 | 814 | } |
bf4f2fb0 PJ |
815 | } else if (info->num_pipes > 0 && INTEL_INFO(dev)->gen == 9) { |
816 | u32 dfsm = I915_READ(SKL_DFSM); | |
817 | u8 disabled_mask = 0; | |
818 | bool invalid; | |
819 | int num_bits; | |
820 | ||
821 | if (dfsm & SKL_DFSM_PIPE_A_DISABLE) | |
822 | disabled_mask |= BIT(PIPE_A); | |
823 | if (dfsm & SKL_DFSM_PIPE_B_DISABLE) | |
824 | disabled_mask |= BIT(PIPE_B); | |
825 | if (dfsm & SKL_DFSM_PIPE_C_DISABLE) | |
826 | disabled_mask |= BIT(PIPE_C); | |
827 | ||
828 | num_bits = hweight8(disabled_mask); | |
829 | ||
830 | switch (disabled_mask) { | |
831 | case BIT(PIPE_A): | |
832 | case BIT(PIPE_B): | |
833 | case BIT(PIPE_A) | BIT(PIPE_B): | |
834 | case BIT(PIPE_A) | BIT(PIPE_C): | |
835 | invalid = true; | |
836 | break; | |
837 | default: | |
838 | invalid = false; | |
839 | } | |
840 | ||
841 | if (num_bits > info->num_pipes || invalid) | |
842 | DRM_ERROR("invalid pipe fuse configuration: 0x%x\n", | |
843 | disabled_mask); | |
844 | else | |
845 | info->num_pipes -= num_bits; | |
658ac4c6 | 846 | } |
693d11c3 | 847 | |
3873218f | 848 | /* Initialize slice/subslice/EU info */ |
9705ad8a JM |
849 | if (IS_CHERRYVIEW(dev)) |
850 | cherryview_sseu_info_init(dev); | |
91bedd34 ŁD |
851 | else if (IS_BROADWELL(dev)) |
852 | broadwell_sseu_info_init(dev); | |
dead16e2 | 853 | else if (INTEL_INFO(dev)->gen >= 9) |
9705ad8a | 854 | gen9_sseu_info_init(dev); |
3873218f | 855 | |
3873218f JM |
856 | DRM_DEBUG_DRIVER("slice total: %u\n", info->slice_total); |
857 | DRM_DEBUG_DRIVER("subslice total: %u\n", info->subslice_total); | |
858 | DRM_DEBUG_DRIVER("subslice per slice: %u\n", info->subslice_per_slice); | |
859 | DRM_DEBUG_DRIVER("EU total: %u\n", info->eu_total); | |
860 | DRM_DEBUG_DRIVER("EU per subslice: %u\n", info->eu_per_subslice); | |
861 | DRM_DEBUG_DRIVER("has slice power gating: %s\n", | |
862 | info->has_slice_pg ? "y" : "n"); | |
863 | DRM_DEBUG_DRIVER("has subslice power gating: %s\n", | |
864 | info->has_subslice_pg ? "y" : "n"); | |
865 | DRM_DEBUG_DRIVER("has EU power gating: %s\n", | |
866 | info->has_eu_pg ? "y" : "n"); | |
22d3fd46 DL |
867 | } |
868 | ||
e27f299e VS |
869 | static void intel_init_dpio(struct drm_i915_private *dev_priv) |
870 | { | |
e27f299e VS |
871 | /* |
872 | * IOSF_PORT_DPIO is used for VLV x2 PHY (DP/HDMI B and C), | |
873 | * CHV x1 PHY (DP/HDMI D) | |
874 | * IOSF_PORT_DPIO_2 is used for CHV x2 PHY (DP/HDMI B and C) | |
875 | */ | |
876 | if (IS_CHERRYVIEW(dev_priv)) { | |
877 | DPIO_PHY_IOSF_PORT(DPIO_PHY0) = IOSF_PORT_DPIO_2; | |
878 | DPIO_PHY_IOSF_PORT(DPIO_PHY1) = IOSF_PORT_DPIO; | |
666a4537 | 879 | } else if (IS_VALLEYVIEW(dev_priv)) { |
e27f299e VS |
880 | DPIO_PHY_IOSF_PORT(DPIO_PHY0) = IOSF_PORT_DPIO; |
881 | } | |
882 | } | |
883 | ||
399bb5b6 ID |
884 | static int i915_workqueues_init(struct drm_i915_private *dev_priv) |
885 | { | |
886 | /* | |
887 | * The i915 workqueue is primarily used for batched retirement of | |
888 | * requests (and thus managing bo) once the task has been completed | |
889 | * by the GPU. i915_gem_retire_requests() is called directly when we | |
890 | * need high-priority retirement, such as waiting for an explicit | |
891 | * bo. | |
892 | * | |
893 | * It is also used for periodic low-priority events, such as | |
894 | * idle-timers and recording error state. | |
895 | * | |
896 | * All tasks on the workqueue are expected to acquire the dev mutex | |
897 | * so there is no point in running more than one instance of the | |
898 | * workqueue at any time. Use an ordered one. | |
899 | */ | |
900 | dev_priv->wq = alloc_ordered_workqueue("i915", 0); | |
901 | if (dev_priv->wq == NULL) | |
902 | goto out_err; | |
903 | ||
904 | dev_priv->hotplug.dp_wq = alloc_ordered_workqueue("i915-dp", 0); | |
905 | if (dev_priv->hotplug.dp_wq == NULL) | |
906 | goto out_free_wq; | |
907 | ||
908 | dev_priv->gpu_error.hangcheck_wq = | |
909 | alloc_ordered_workqueue("i915-hangcheck", 0); | |
910 | if (dev_priv->gpu_error.hangcheck_wq == NULL) | |
911 | goto out_free_dp_wq; | |
912 | ||
913 | return 0; | |
914 | ||
915 | out_free_dp_wq: | |
916 | destroy_workqueue(dev_priv->hotplug.dp_wq); | |
917 | out_free_wq: | |
918 | destroy_workqueue(dev_priv->wq); | |
919 | out_err: | |
920 | DRM_ERROR("Failed to allocate workqueues.\n"); | |
921 | ||
922 | return -ENOMEM; | |
923 | } | |
924 | ||
925 | static void i915_workqueues_cleanup(struct drm_i915_private *dev_priv) | |
926 | { | |
927 | destroy_workqueue(dev_priv->gpu_error.hangcheck_wq); | |
928 | destroy_workqueue(dev_priv->hotplug.dp_wq); | |
929 | destroy_workqueue(dev_priv->wq); | |
930 | } | |
931 | ||
ad5c3d3f ID |
932 | static int i915_mmio_setup(struct drm_device *dev) |
933 | { | |
934 | struct drm_i915_private *dev_priv = to_i915(dev); | |
935 | int mmio_bar; | |
936 | int mmio_size; | |
937 | ||
938 | mmio_bar = IS_GEN2(dev) ? 1 : 0; | |
939 | /* | |
940 | * Before gen4, the registers and the GTT are behind different BARs. | |
941 | * However, from gen4 onwards, the registers and the GTT are shared | |
942 | * in the same BAR, so we want to restrict this ioremap from | |
943 | * clobbering the GTT which we want ioremap_wc instead. Fortunately, | |
944 | * the register BAR remains the same size for all the earlier | |
945 | * generations up to Ironlake. | |
946 | */ | |
947 | if (INTEL_INFO(dev)->gen < 5) | |
948 | mmio_size = 512 * 1024; | |
949 | else | |
950 | mmio_size = 2 * 1024 * 1024; | |
951 | dev_priv->regs = pci_iomap(dev->pdev, mmio_bar, mmio_size); | |
952 | if (dev_priv->regs == NULL) { | |
953 | DRM_ERROR("failed to map registers\n"); | |
954 | ||
955 | return -EIO; | |
956 | } | |
957 | ||
958 | /* Try to make sure MCHBAR is enabled before poking at it */ | |
959 | intel_setup_mchbar(dev); | |
960 | ||
961 | return 0; | |
962 | } | |
963 | ||
964 | static void i915_mmio_cleanup(struct drm_device *dev) | |
965 | { | |
966 | struct drm_i915_private *dev_priv = to_i915(dev); | |
967 | ||
968 | intel_teardown_mchbar(dev); | |
969 | pci_iounmap(dev->pdev, dev_priv->regs); | |
970 | } | |
971 | ||
79e53945 JB |
972 | /** |
973 | * i915_driver_load - setup chip and create an initial config | |
974 | * @dev: DRM device | |
975 | * @flags: startup flags | |
976 | * | |
977 | * The driver load routine has to do several things: | |
978 | * - drive output discovery via intel_modeset_init() | |
979 | * - initialize the memory manager | |
980 | * - allocate initial config memory | |
981 | * - setup the DRM framebuffer with the allocated memory | |
982 | */ | |
84b1fd10 | 983 | int i915_driver_load(struct drm_device *dev, unsigned long flags) |
22eae947 | 984 | { |
ea059a1e | 985 | struct drm_i915_private *dev_priv; |
5c969aa7 | 986 | struct intel_device_info *info, *device_info; |
ad5c3d3f | 987 | int ret = 0; |
9021f284 | 988 | uint32_t aperture_size; |
fe669bf8 | 989 | |
26394d92 DV |
990 | info = (struct intel_device_info *) flags; |
991 | ||
b14c5679 | 992 | dev_priv = kzalloc(sizeof(*dev_priv), GFP_KERNEL); |
ba8bbcf6 JB |
993 | if (dev_priv == NULL) |
994 | return -ENOMEM; | |
995 | ||
755f68f4 | 996 | dev->dev_private = dev_priv; |
673a394b | 997 | dev_priv->dev = dev; |
5c969aa7 | 998 | |
87f1f465 | 999 | /* Setup the write-once "constant" device info */ |
5c969aa7 | 1000 | device_info = (struct intel_device_info *)&dev_priv->info; |
87f1f465 CW |
1001 | memcpy(device_info, info, sizeof(dev_priv->info)); |
1002 | device_info->device_id = dev->pdev->device; | |
ba8bbcf6 | 1003 | |
7dcd2677 KK |
1004 | spin_lock_init(&dev_priv->irq_lock); |
1005 | spin_lock_init(&dev_priv->gpu_error.lock); | |
07f11d49 | 1006 | mutex_init(&dev_priv->backlight_lock); |
907b28c5 | 1007 | spin_lock_init(&dev_priv->uncore.lock); |
c20e8355 | 1008 | spin_lock_init(&dev_priv->mm.object_stat_lock); |
84c33a64 | 1009 | spin_lock_init(&dev_priv->mmio_flip_lock); |
a580516d | 1010 | mutex_init(&dev_priv->sb_lock); |
7dcd2677 | 1011 | mutex_init(&dev_priv->modeset_restore_lock); |
4a21ef7d | 1012 | mutex_init(&dev_priv->av_mutex); |
7dcd2677 | 1013 | |
399bb5b6 ID |
1014 | ret = i915_workqueues_init(dev_priv); |
1015 | if (ret < 0) | |
1016 | goto out_free_priv; | |
1017 | ||
f742a552 | 1018 | intel_pm_setup(dev); |
c67a470b | 1019 | |
1f814dac ID |
1020 | intel_runtime_pm_get(dev_priv); |
1021 | ||
07144428 DL |
1022 | intel_display_crc_init(dev); |
1023 | ||
c96ea64e DV |
1024 | i915_dump_device_info(dev_priv); |
1025 | ||
ed1c9e2c PZ |
1026 | /* Not all pre-production machines fall into this category, only the |
1027 | * very first ones. Almost everything should work, except for maybe | |
1028 | * suspend/resume. And we don't implement workarounds that affect only | |
1029 | * pre-production machines. */ | |
1030 | if (IS_HSW_EARLY_SDV(dev)) | |
1031 | DRM_INFO("This is an early pre-production Haswell machine. " | |
1032 | "It may not be fully functional.\n"); | |
1033 | ||
ec2a4c3f DA |
1034 | if (i915_get_bridge_dev(dev)) { |
1035 | ret = -EIO; | |
02036cee | 1036 | goto out_runtime_pm_put; |
ec2a4c3f DA |
1037 | } |
1038 | ||
ad5c3d3f ID |
1039 | ret = i915_mmio_setup(dev); |
1040 | if (ret < 0) | |
1e1bd0fd | 1041 | goto put_bridge; |
1e1bd0fd | 1042 | |
c3d685a7 BW |
1043 | /* This must be called before any calls to HAS_PCH_* */ |
1044 | intel_detect_pch(dev); | |
1045 | ||
1046 | intel_uncore_init(dev); | |
1047 | ||
e76e9aeb BW |
1048 | ret = i915_gem_gtt_init(dev); |
1049 | if (ret) | |
89250fec | 1050 | goto out_uncore_fini; |
e188719a | 1051 | |
17fa6463 DV |
1052 | /* WARNING: Apparently we must kick fbdev drivers before vgacon, |
1053 | * otherwise the vga fbdev driver falls over. */ | |
1054 | ret = i915_kick_out_firmware_fb(dev_priv); | |
1055 | if (ret) { | |
1056 | DRM_ERROR("failed to remove conflicting framebuffer drivers\n"); | |
1057 | goto out_gtt; | |
1058 | } | |
a4de0526 | 1059 | |
17fa6463 DV |
1060 | ret = i915_kick_out_vgacon(dev_priv); |
1061 | if (ret) { | |
1062 | DRM_ERROR("failed to remove conflicting VGA console\n"); | |
1063 | goto out_gtt; | |
a4de0526 | 1064 | } |
e188719a | 1065 | |
466e69b8 DA |
1066 | pci_set_master(dev->pdev); |
1067 | ||
9f82d238 DV |
1068 | /* overlay on gen2 is broken and can't address above 1G */ |
1069 | if (IS_GEN2(dev)) | |
1070 | dma_set_coherent_mask(&dev->pdev->dev, DMA_BIT_MASK(30)); | |
1071 | ||
6927faf3 JN |
1072 | /* 965GM sometimes incorrectly writes to hardware status page (HWS) |
1073 | * using 32bit addressing, overwriting memory if HWS is located | |
1074 | * above 4GB. | |
1075 | * | |
1076 | * The documentation also mentions an issue with undefined | |
1077 | * behaviour if any general state is accessed within a page above 4GB, | |
1078 | * which also needs to be handled carefully. | |
1079 | */ | |
1080 | if (IS_BROADWATER(dev) || IS_CRESTLINE(dev)) | |
1081 | dma_set_coherent_mask(&dev->pdev->dev, DMA_BIT_MASK(32)); | |
1082 | ||
93d18799 | 1083 | aperture_size = dev_priv->gtt.mappable_end; |
71e9339c | 1084 | |
5d4545ae BW |
1085 | dev_priv->gtt.mappable = |
1086 | io_mapping_create_wc(dev_priv->gtt.mappable_base, | |
dd2757f8 | 1087 | aperture_size); |
5d4545ae | 1088 | if (dev_priv->gtt.mappable == NULL) { |
6644107d | 1089 | ret = -EIO; |
cbb47d17 | 1090 | goto out_gtt; |
6644107d VP |
1091 | } |
1092 | ||
911bdf0a BW |
1093 | dev_priv->gtt.mtrr = arch_phys_wc_add(dev_priv->gtt.mappable_base, |
1094 | aperture_size); | |
19966754 | 1095 | |
b963291c | 1096 | intel_irq_init(dev_priv); |
78511f2a | 1097 | intel_uncore_sanitize(dev); |
9880b7a5 | 1098 | |
44834a67 | 1099 | intel_opregion_setup(dev); |
c4804411 | 1100 | |
d64aa096 | 1101 | i915_gem_load_init(dev); |
a8a40589 | 1102 | i915_gem_shrinker_init(dev_priv); |
673a394b | 1103 | |
ed4cb414 EA |
1104 | /* On the 945G/GM, the chipset reports the MSI capability on the |
1105 | * integrated graphics even though the support isn't actually there | |
1106 | * according to the published specs. It doesn't appear to function | |
1107 | * correctly in testing on 945G. | |
1108 | * This may be a side effect of MSI having been made available for PEG | |
1109 | * and the registers being closely associated. | |
d1ed629f KP |
1110 | * |
1111 | * According to chipset errata, on the 965GM, MSI interrupts may | |
b60678a7 KP |
1112 | * be lost or delayed, but we use them anyways to avoid |
1113 | * stuck interrupts on some machines. | |
ed4cb414 | 1114 | */ |
b074eae1 ID |
1115 | if (!IS_I945G(dev) && !IS_I945GM(dev)) { |
1116 | if (pci_enable_msi(dev->pdev) < 0) | |
1117 | DRM_DEBUG_DRIVER("can't enable MSI"); | |
1118 | } | |
ed4cb414 | 1119 | |
22d3fd46 | 1120 | intel_device_info_runtime_init(dev); |
7f1f3851 | 1121 | |
e27f299e VS |
1122 | intel_init_dpio(dev_priv); |
1123 | ||
e3c74757 BW |
1124 | if (INTEL_INFO(dev)->num_pipes) { |
1125 | ret = drm_vblank_init(dev, INTEL_INFO(dev)->num_pipes); | |
1126 | if (ret) | |
1127 | goto out_gem_unload; | |
1128 | } | |
52440211 | 1129 | |
da7e29bd | 1130 | intel_power_domains_init(dev_priv); |
a38911a3 | 1131 | |
17fa6463 DV |
1132 | ret = i915_load_modeset_init(dev); |
1133 | if (ret < 0) { | |
1134 | DRM_ERROR("failed to init modeset\n"); | |
1135 | goto out_power_well; | |
79e53945 JB |
1136 | } |
1137 | ||
e21fd552 YZ |
1138 | /* |
1139 | * Notify a valid surface after modesetting, | |
1140 | * when running inside a VM. | |
1141 | */ | |
1142 | if (intel_vgpu_active(dev)) | |
1143 | I915_WRITE(vgtif_reg(display_ready), VGT_DRV_DISPLAY_READY); | |
1144 | ||
0136db58 BW |
1145 | i915_setup_sysfs(dev); |
1146 | ||
e3c74757 BW |
1147 | if (INTEL_INFO(dev)->num_pipes) { |
1148 | /* Must be done after probing outputs */ | |
1149 | intel_opregion_init(dev); | |
8e5c2b77 | 1150 | acpi_video_register(); |
e3c74757 | 1151 | } |
74a365b3 | 1152 | |
eb48eb00 DV |
1153 | if (IS_GEN5(dev)) |
1154 | intel_gpu_ips_init(dev_priv); | |
63ee41d7 | 1155 | |
f458ebbc | 1156 | intel_runtime_pm_enable(dev_priv); |
8a187455 | 1157 | |
58fddc28 ID |
1158 | i915_audio_component_init(dev_priv); |
1159 | ||
1f814dac ID |
1160 | intel_runtime_pm_put(dev_priv); |
1161 | ||
79e53945 JB |
1162 | return 0; |
1163 | ||
cbb47d17 | 1164 | out_power_well: |
f458ebbc | 1165 | intel_power_domains_fini(dev_priv); |
cbb47d17 | 1166 | drm_vblank_cleanup(dev); |
56e2ea34 | 1167 | out_gem_unload: |
a8a40589 | 1168 | i915_gem_shrinker_cleanup(dev_priv); |
a7b85d2a | 1169 | |
56e2ea34 CW |
1170 | if (dev->pdev->msi_enabled) |
1171 | pci_disable_msi(dev->pdev); | |
1172 | ||
56e2ea34 | 1173 | intel_teardown_mchbar(dev); |
22accca0 | 1174 | pm_qos_remove_request(&dev_priv->pm_qos); |
911bdf0a | 1175 | arch_phys_wc_del(dev_priv->gtt.mtrr); |
5d4545ae | 1176 | io_mapping_free(dev_priv->gtt.mappable); |
cbb47d17 | 1177 | out_gtt: |
90d0a0e8 | 1178 | i915_global_gtt_cleanup(dev); |
89250fec | 1179 | out_uncore_fini: |
c3d685a7 | 1180 | intel_uncore_fini(dev); |
ad5c3d3f | 1181 | i915_mmio_cleanup(dev); |
ec2a4c3f DA |
1182 | put_bridge: |
1183 | pci_dev_put(dev_priv->bridge_dev); | |
d64aa096 | 1184 | i915_gem_load_cleanup(dev); |
02036cee | 1185 | out_runtime_pm_put: |
1f814dac | 1186 | intel_runtime_pm_put(dev_priv); |
399bb5b6 ID |
1187 | i915_workqueues_cleanup(dev_priv); |
1188 | out_free_priv: | |
9a298b2a | 1189 | kfree(dev_priv); |
399bb5b6 | 1190 | |
ba8bbcf6 JB |
1191 | return ret; |
1192 | } | |
1193 | ||
1194 | int i915_driver_unload(struct drm_device *dev) | |
1195 | { | |
1196 | struct drm_i915_private *dev_priv = dev->dev_private; | |
c911fc1c | 1197 | int ret; |
ba8bbcf6 | 1198 | |
2013bfc0 VS |
1199 | intel_fbdev_fini(dev); |
1200 | ||
58fddc28 ID |
1201 | i915_audio_component_cleanup(dev_priv); |
1202 | ||
ce58c32b CW |
1203 | ret = i915_gem_suspend(dev); |
1204 | if (ret) { | |
1205 | DRM_ERROR("failed to idle hardware: %d\n", ret); | |
1206 | return ret; | |
1207 | } | |
1208 | ||
41373cd5 | 1209 | intel_power_domains_fini(dev_priv); |
8a187455 | 1210 | |
eb48eb00 | 1211 | intel_gpu_ips_teardown(); |
7648fa99 | 1212 | |
0136db58 BW |
1213 | i915_teardown_sysfs(dev); |
1214 | ||
a8a40589 | 1215 | i915_gem_shrinker_cleanup(dev_priv); |
17250b71 | 1216 | |
5d4545ae | 1217 | io_mapping_free(dev_priv->gtt.mappable); |
911bdf0a | 1218 | arch_phys_wc_del(dev_priv->gtt.mtrr); |
ab657db1 | 1219 | |
44834a67 CW |
1220 | acpi_video_unregister(); |
1221 | ||
2ebfaf5f PZ |
1222 | drm_vblank_cleanup(dev); |
1223 | ||
17fa6463 | 1224 | intel_modeset_cleanup(dev); |
6c0d9350 | 1225 | |
17fa6463 DV |
1226 | /* |
1227 | * free the memory space allocated for the child device | |
1228 | * config parsed from VBT | |
1229 | */ | |
1230 | if (dev_priv->vbt.child_dev && dev_priv->vbt.child_dev_num) { | |
1231 | kfree(dev_priv->vbt.child_dev); | |
1232 | dev_priv->vbt.child_dev = NULL; | |
1233 | dev_priv->vbt.child_dev_num = 0; | |
79e53945 | 1234 | } |
9aa61142 MR |
1235 | kfree(dev_priv->vbt.sdvo_lvds_vbt_mode); |
1236 | dev_priv->vbt.sdvo_lvds_vbt_mode = NULL; | |
1237 | kfree(dev_priv->vbt.lfp_lvds_vbt_mode); | |
1238 | dev_priv->vbt.lfp_lvds_vbt_mode = NULL; | |
79e53945 | 1239 | |
17fa6463 DV |
1240 | vga_switcheroo_unregister_client(dev->pdev); |
1241 | vga_client_register(dev->pdev, NULL, NULL, NULL); | |
1242 | ||
89250fec ID |
1243 | intel_csr_ucode_fini(dev_priv); |
1244 | ||
a8b4899e | 1245 | /* Free error state after interrupts are fully disabled. */ |
737b1506 | 1246 | cancel_delayed_work_sync(&dev_priv->gpu_error.hangcheck_work); |
a8b4899e | 1247 | i915_destroy_error_state(dev); |
bc0c7f14 | 1248 | |
ed4cb414 EA |
1249 | if (dev->pdev->msi_enabled) |
1250 | pci_disable_msi(dev->pdev); | |
1251 | ||
44834a67 | 1252 | intel_opregion_fini(dev); |
8ee1c3db | 1253 | |
17fa6463 DV |
1254 | /* Flush any outstanding unpin_work. */ |
1255 | flush_workqueue(dev_priv->wq); | |
67e77c5a | 1256 | |
33a732f4 | 1257 | intel_guc_ucode_fini(dev); |
bf248ca1 | 1258 | mutex_lock(&dev->struct_mutex); |
17fa6463 | 1259 | i915_gem_context_fini(dev); |
1b39a917 | 1260 | i915_gem_cleanup_engines(dev); |
17fa6463 | 1261 | mutex_unlock(&dev->struct_mutex); |
7733b49b | 1262 | intel_fbc_cleanup_cfb(dev_priv); |
79e53945 | 1263 | |
9ee32fea | 1264 | pm_qos_remove_request(&dev_priv->pm_qos); |
bc0c7f14 | 1265 | |
90d0a0e8 | 1266 | i915_global_gtt_cleanup(dev); |
6640aab6 | 1267 | |
aec347ab | 1268 | intel_uncore_fini(dev); |
ad5c3d3f | 1269 | i915_mmio_cleanup(dev); |
aec347ab | 1270 | |
d64aa096 | 1271 | i915_gem_load_cleanup(dev); |
ec2a4c3f | 1272 | pci_dev_put(dev_priv->bridge_dev); |
399bb5b6 | 1273 | i915_workqueues_cleanup(dev_priv); |
2206e6a1 | 1274 | kfree(dev_priv); |
ba8bbcf6 | 1275 | |
22eae947 DA |
1276 | return 0; |
1277 | } | |
1278 | ||
f787a5f5 | 1279 | int i915_driver_open(struct drm_device *dev, struct drm_file *file) |
673a394b | 1280 | { |
b29c19b6 | 1281 | int ret; |
673a394b | 1282 | |
b29c19b6 CW |
1283 | ret = i915_gem_open(dev, file); |
1284 | if (ret) | |
1285 | return ret; | |
254f965c | 1286 | |
673a394b EA |
1287 | return 0; |
1288 | } | |
1289 | ||
79e53945 JB |
1290 | /** |
1291 | * i915_driver_lastclose - clean up after all DRM clients have exited | |
1292 | * @dev: DRM device | |
1293 | * | |
1294 | * Take care of cleaning up after all DRM clients have exited. In the | |
1295 | * mode setting case, we want to restore the kernel's initial mode (just | |
1296 | * in case the last client left us in a bad state). | |
1297 | * | |
9021f284 | 1298 | * Additionally, in the non-mode setting case, we'll tear down the GTT |
79e53945 JB |
1299 | * and DMA structures, since the kernel won't be using them, and clea |
1300 | * up any GEM state. | |
1301 | */ | |
1a5036bf | 1302 | void i915_driver_lastclose(struct drm_device *dev) |
1da177e4 | 1303 | { |
377e91b2 DV |
1304 | intel_fbdev_restore_mode(dev); |
1305 | vga_switcheroo_process_delayed_switch(); | |
1da177e4 LT |
1306 | } |
1307 | ||
2885f6ac | 1308 | void i915_driver_preclose(struct drm_device *dev, struct drm_file *file) |
1da177e4 | 1309 | { |
0d1430a3 | 1310 | mutex_lock(&dev->struct_mutex); |
2885f6ac JH |
1311 | i915_gem_context_close(dev, file); |
1312 | i915_gem_release(dev, file); | |
0d1430a3 | 1313 | mutex_unlock(&dev->struct_mutex); |
1da177e4 LT |
1314 | } |
1315 | ||
f787a5f5 | 1316 | void i915_driver_postclose(struct drm_device *dev, struct drm_file *file) |
673a394b | 1317 | { |
f787a5f5 | 1318 | struct drm_i915_file_private *file_priv = file->driver_priv; |
673a394b | 1319 | |
f787a5f5 | 1320 | kfree(file_priv); |
673a394b EA |
1321 | } |
1322 | ||
4feb7659 DV |
1323 | static int |
1324 | i915_gem_reject_pin_ioctl(struct drm_device *dev, void *data, | |
1325 | struct drm_file *file) | |
1326 | { | |
1327 | return -ENODEV; | |
1328 | } | |
1329 | ||
baa70943 | 1330 | const struct drm_ioctl_desc i915_ioctls[] = { |
77f31815 DV |
1331 | DRM_IOCTL_DEF_DRV(I915_INIT, drm_noop, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), |
1332 | DRM_IOCTL_DEF_DRV(I915_FLUSH, drm_noop, DRM_AUTH), | |
1333 | DRM_IOCTL_DEF_DRV(I915_FLIP, drm_noop, DRM_AUTH), | |
1334 | DRM_IOCTL_DEF_DRV(I915_BATCHBUFFER, drm_noop, DRM_AUTH), | |
1335 | DRM_IOCTL_DEF_DRV(I915_IRQ_EMIT, drm_noop, DRM_AUTH), | |
1336 | DRM_IOCTL_DEF_DRV(I915_IRQ_WAIT, drm_noop, DRM_AUTH), | |
10ba5012 | 1337 | DRM_IOCTL_DEF_DRV(I915_GETPARAM, i915_getparam, DRM_AUTH|DRM_RENDER_ALLOW), |
c668cde5 | 1338 | DRM_IOCTL_DEF_DRV(I915_SETPARAM, drm_noop, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), |
b2c606fe DV |
1339 | DRM_IOCTL_DEF_DRV(I915_ALLOC, drm_noop, DRM_AUTH), |
1340 | DRM_IOCTL_DEF_DRV(I915_FREE, drm_noop, DRM_AUTH), | |
1341 | DRM_IOCTL_DEF_DRV(I915_INIT_HEAP, drm_noop, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), | |
77f31815 | 1342 | DRM_IOCTL_DEF_DRV(I915_CMDBUFFER, drm_noop, DRM_AUTH), |
b2c606fe | 1343 | DRM_IOCTL_DEF_DRV(I915_DESTROY_HEAP, drm_noop, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), |
d1c1edbc | 1344 | DRM_IOCTL_DEF_DRV(I915_SET_VBLANK_PIPE, drm_noop, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), |
77f31815 DV |
1345 | DRM_IOCTL_DEF_DRV(I915_GET_VBLANK_PIPE, drm_noop, DRM_AUTH), |
1346 | DRM_IOCTL_DEF_DRV(I915_VBLANK_SWAP, drm_noop, DRM_AUTH), | |
1347 | DRM_IOCTL_DEF_DRV(I915_HWS_ADDR, drm_noop, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), | |
f8c47144 DV |
1348 | DRM_IOCTL_DEF_DRV(I915_GEM_INIT, drm_noop, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), |
1349 | DRM_IOCTL_DEF_DRV(I915_GEM_EXECBUFFER, i915_gem_execbuffer, DRM_AUTH), | |
1350 | DRM_IOCTL_DEF_DRV(I915_GEM_EXECBUFFER2, i915_gem_execbuffer2, DRM_AUTH|DRM_RENDER_ALLOW), | |
1351 | DRM_IOCTL_DEF_DRV(I915_GEM_PIN, i915_gem_reject_pin_ioctl, DRM_AUTH|DRM_ROOT_ONLY), | |
1352 | DRM_IOCTL_DEF_DRV(I915_GEM_UNPIN, i915_gem_reject_pin_ioctl, DRM_AUTH|DRM_ROOT_ONLY), | |
1353 | DRM_IOCTL_DEF_DRV(I915_GEM_BUSY, i915_gem_busy_ioctl, DRM_AUTH|DRM_RENDER_ALLOW), | |
1354 | DRM_IOCTL_DEF_DRV(I915_GEM_SET_CACHING, i915_gem_set_caching_ioctl, DRM_RENDER_ALLOW), | |
1355 | DRM_IOCTL_DEF_DRV(I915_GEM_GET_CACHING, i915_gem_get_caching_ioctl, DRM_RENDER_ALLOW), | |
1356 | DRM_IOCTL_DEF_DRV(I915_GEM_THROTTLE, i915_gem_throttle_ioctl, DRM_AUTH|DRM_RENDER_ALLOW), | |
1357 | DRM_IOCTL_DEF_DRV(I915_GEM_ENTERVT, drm_noop, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), | |
1358 | DRM_IOCTL_DEF_DRV(I915_GEM_LEAVEVT, drm_noop, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), | |
1359 | DRM_IOCTL_DEF_DRV(I915_GEM_CREATE, i915_gem_create_ioctl, DRM_RENDER_ALLOW), | |
1360 | DRM_IOCTL_DEF_DRV(I915_GEM_PREAD, i915_gem_pread_ioctl, DRM_RENDER_ALLOW), | |
1361 | DRM_IOCTL_DEF_DRV(I915_GEM_PWRITE, i915_gem_pwrite_ioctl, DRM_RENDER_ALLOW), | |
1362 | DRM_IOCTL_DEF_DRV(I915_GEM_MMAP, i915_gem_mmap_ioctl, DRM_RENDER_ALLOW), | |
1363 | DRM_IOCTL_DEF_DRV(I915_GEM_MMAP_GTT, i915_gem_mmap_gtt_ioctl, DRM_RENDER_ALLOW), | |
1364 | DRM_IOCTL_DEF_DRV(I915_GEM_SET_DOMAIN, i915_gem_set_domain_ioctl, DRM_RENDER_ALLOW), | |
1365 | DRM_IOCTL_DEF_DRV(I915_GEM_SW_FINISH, i915_gem_sw_finish_ioctl, DRM_RENDER_ALLOW), | |
1366 | DRM_IOCTL_DEF_DRV(I915_GEM_SET_TILING, i915_gem_set_tiling, DRM_RENDER_ALLOW), | |
1367 | DRM_IOCTL_DEF_DRV(I915_GEM_GET_TILING, i915_gem_get_tiling, DRM_RENDER_ALLOW), | |
1368 | DRM_IOCTL_DEF_DRV(I915_GEM_GET_APERTURE, i915_gem_get_aperture_ioctl, DRM_RENDER_ALLOW), | |
1369 | DRM_IOCTL_DEF_DRV(I915_GET_PIPE_FROM_CRTC_ID, intel_get_pipe_from_crtc_id, 0), | |
1370 | DRM_IOCTL_DEF_DRV(I915_GEM_MADVISE, i915_gem_madvise_ioctl, DRM_RENDER_ALLOW), | |
1371 | DRM_IOCTL_DEF_DRV(I915_OVERLAY_PUT_IMAGE, intel_overlay_put_image, DRM_MASTER|DRM_CONTROL_ALLOW), | |
1372 | DRM_IOCTL_DEF_DRV(I915_OVERLAY_ATTRS, intel_overlay_attrs, DRM_MASTER|DRM_CONTROL_ALLOW), | |
1373 | DRM_IOCTL_DEF_DRV(I915_SET_SPRITE_COLORKEY, intel_sprite_set_colorkey, DRM_MASTER|DRM_CONTROL_ALLOW), | |
1374 | DRM_IOCTL_DEF_DRV(I915_GET_SPRITE_COLORKEY, drm_noop, DRM_MASTER|DRM_CONTROL_ALLOW), | |
1375 | DRM_IOCTL_DEF_DRV(I915_GEM_WAIT, i915_gem_wait_ioctl, DRM_AUTH|DRM_RENDER_ALLOW), | |
1376 | DRM_IOCTL_DEF_DRV(I915_GEM_CONTEXT_CREATE, i915_gem_context_create_ioctl, DRM_RENDER_ALLOW), | |
1377 | DRM_IOCTL_DEF_DRV(I915_GEM_CONTEXT_DESTROY, i915_gem_context_destroy_ioctl, DRM_RENDER_ALLOW), | |
1378 | DRM_IOCTL_DEF_DRV(I915_REG_READ, i915_reg_read_ioctl, DRM_RENDER_ALLOW), | |
1379 | DRM_IOCTL_DEF_DRV(I915_GET_RESET_STATS, i915_get_reset_stats_ioctl, DRM_RENDER_ALLOW), | |
1380 | DRM_IOCTL_DEF_DRV(I915_GEM_USERPTR, i915_gem_userptr_ioctl, DRM_RENDER_ALLOW), | |
1381 | DRM_IOCTL_DEF_DRV(I915_GEM_CONTEXT_GETPARAM, i915_gem_context_getparam_ioctl, DRM_RENDER_ALLOW), | |
1382 | DRM_IOCTL_DEF_DRV(I915_GEM_CONTEXT_SETPARAM, i915_gem_context_setparam_ioctl, DRM_RENDER_ALLOW), | |
c94f7029 DA |
1383 | }; |
1384 | ||
f95aeb17 | 1385 | int i915_max_ioctl = ARRAY_SIZE(i915_ioctls); |