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1/*
2 * Copyright 2012 Red Hat Inc.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the
6 * "Software"), to deal in the Software without restriction, including
7 * without limitation the rights to use, copy, modify, merge, publish,
8 * distribute, sub license, and/or sell copies of the Software, and to
9 * permit persons to whom the Software is furnished to do so, subject to
10 * the following conditions:
11 *
12 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
13 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
14 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
15 * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM,
16 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
17 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
18 * USE OR OTHER DEALINGS IN THE SOFTWARE.
19 *
20 * The above copyright notice and this permission notice (including the
21 * next paragraph) shall be included in all copies or substantial portions
22 * of the Software.
23 *
24 */
25/*
26 * Authors: Dave Airlie <airlied@redhat.com>
27 */
28
29#include <linux/console.h>
30#include <linux/module.h>
31#include <linux/pci.h>
32
33#include <drm/drm_crtc_helper.h>
34#include <drm/drm_drv.h>
35#include <drm/drm_fb_helper.h>
36#include <drm/drm_gem_vram_helper.h>
37#include <drm/drm_probe_helper.h>
38
39#include "ast_drv.h"
40
41int ast_modeset = -1;
42
43MODULE_PARM_DESC(modeset, "Disable/Enable modesetting");
44module_param_named(modeset, ast_modeset, int, 0400);
45
46#define PCI_VENDOR_ASPEED 0x1a03
47
48static struct drm_driver driver;
49
50#define AST_VGA_DEVICE(id, info) { \
51 .class = PCI_BASE_CLASS_DISPLAY << 16, \
52 .class_mask = 0xff0000, \
53 .vendor = PCI_VENDOR_ASPEED, \
54 .device = id, \
55 .subvendor = PCI_ANY_ID, \
56 .subdevice = PCI_ANY_ID, \
57 .driver_data = (unsigned long) info }
58
59static const struct pci_device_id pciidlist[] = {
60 AST_VGA_DEVICE(PCI_CHIP_AST2000, NULL),
61 AST_VGA_DEVICE(PCI_CHIP_AST2100, NULL),
62 {0, 0, 0},
63};
64
65MODULE_DEVICE_TABLE(pci, pciidlist);
66
67static void ast_kick_out_firmware_fb(struct pci_dev *pdev)
68{
69 struct apertures_struct *ap;
70 bool primary = false;
71
72 ap = alloc_apertures(1);
73 if (!ap)
74 return;
75
76 ap->ranges[0].base = pci_resource_start(pdev, 0);
77 ap->ranges[0].size = pci_resource_len(pdev, 0);
78
79#ifdef CONFIG_X86
80 primary = pdev->resource[PCI_ROM_RESOURCE].flags & IORESOURCE_ROM_SHADOW;
81#endif
82 drm_fb_helper_remove_conflicting_framebuffers(ap, "astdrmfb", primary);
83 kfree(ap);
84}
85
86static int ast_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
87{
88 struct drm_device *dev;
89 int ret;
90
91 ast_kick_out_firmware_fb(pdev);
92
93 ret = pcim_enable_device(pdev);
94 if (ret)
95 return ret;
96
97 dev = drm_dev_alloc(&driver, &pdev->dev);
98 if (IS_ERR(dev))
99 return PTR_ERR(dev);
100
101 dev->pdev = pdev;
102 pci_set_drvdata(pdev, dev);
103
104 ret = ast_driver_load(dev, ent->driver_data);
105 if (ret)
106 goto err_drm_dev_put;
107
108 ret = drm_dev_register(dev, ent->driver_data);
109 if (ret)
110 goto err_ast_driver_unload;
111
112 drm_fbdev_generic_setup(dev, 32);
113
114 return 0;
115
116err_ast_driver_unload:
117 ast_driver_unload(dev);
118err_drm_dev_put:
119 drm_dev_put(dev);
120 return ret;
121
122}
123
124static void
125ast_pci_remove(struct pci_dev *pdev)
126{
127 struct drm_device *dev = pci_get_drvdata(pdev);
128
129 drm_dev_unregister(dev);
130 ast_driver_unload(dev);
131 drm_dev_put(dev);
132}
133
134static int ast_drm_freeze(struct drm_device *dev)
135{
136 int error;
137
138 error = drm_mode_config_helper_suspend(dev);
139 if (error)
140 return error;
141 pci_save_state(dev->pdev);
142 return 0;
143}
144
145static int ast_drm_thaw(struct drm_device *dev)
146{
147 ast_post_gpu(dev);
148
149 return drm_mode_config_helper_resume(dev);
150}
151
152static int ast_drm_resume(struct drm_device *dev)
153{
154 int ret;
155
156 if (pci_enable_device(dev->pdev))
157 return -EIO;
158
159 ret = ast_drm_thaw(dev);
160 if (ret)
161 return ret;
162 return 0;
163}
164
165static int ast_pm_suspend(struct device *dev)
166{
167 struct pci_dev *pdev = to_pci_dev(dev);
168 struct drm_device *ddev = pci_get_drvdata(pdev);
169 int error;
170
171 error = ast_drm_freeze(ddev);
172 if (error)
173 return error;
174
175 pci_disable_device(pdev);
176 pci_set_power_state(pdev, PCI_D3hot);
177 return 0;
178}
179
180static int ast_pm_resume(struct device *dev)
181{
182 struct pci_dev *pdev = to_pci_dev(dev);
183 struct drm_device *ddev = pci_get_drvdata(pdev);
184 return ast_drm_resume(ddev);
185}
186
187static int ast_pm_freeze(struct device *dev)
188{
189 struct pci_dev *pdev = to_pci_dev(dev);
190 struct drm_device *ddev = pci_get_drvdata(pdev);
191 return ast_drm_freeze(ddev);
192}
193
194static int ast_pm_thaw(struct device *dev)
195{
196 struct pci_dev *pdev = to_pci_dev(dev);
197 struct drm_device *ddev = pci_get_drvdata(pdev);
198 return ast_drm_thaw(ddev);
199}
200
201static int ast_pm_poweroff(struct device *dev)
202{
203 struct pci_dev *pdev = to_pci_dev(dev);
204 struct drm_device *ddev = pci_get_drvdata(pdev);
205
206 return ast_drm_freeze(ddev);
207}
208
209static const struct dev_pm_ops ast_pm_ops = {
210 .suspend = ast_pm_suspend,
211 .resume = ast_pm_resume,
212 .freeze = ast_pm_freeze,
213 .thaw = ast_pm_thaw,
214 .poweroff = ast_pm_poweroff,
215 .restore = ast_pm_resume,
216};
217
218static struct pci_driver ast_pci_driver = {
219 .name = DRIVER_NAME,
220 .id_table = pciidlist,
221 .probe = ast_pci_probe,
222 .remove = ast_pci_remove,
223 .driver.pm = &ast_pm_ops,
224};
225
226DEFINE_DRM_GEM_FOPS(ast_fops);
227
228static struct drm_driver driver = {
229 .driver_features = DRIVER_ATOMIC |
230 DRIVER_GEM |
231 DRIVER_MODESET,
232
233 .fops = &ast_fops,
234 .name = DRIVER_NAME,
235 .desc = DRIVER_DESC,
236 .date = DRIVER_DATE,
237 .major = DRIVER_MAJOR,
238 .minor = DRIVER_MINOR,
239 .patchlevel = DRIVER_PATCHLEVEL,
240
241 DRM_GEM_VRAM_DRIVER
242};
243
244static int __init ast_init(void)
245{
246 if (vgacon_text_force() && ast_modeset == -1)
247 return -EINVAL;
248
249 if (ast_modeset == 0)
250 return -EINVAL;
251 return pci_register_driver(&ast_pci_driver);
252}
253static void __exit ast_exit(void)
254{
255 pci_unregister_driver(&ast_pci_driver);
256}
257
258module_init(ast_init);
259module_exit(ast_exit);
260
261MODULE_AUTHOR(DRIVER_AUTHOR);
262MODULE_DESCRIPTION(DRIVER_DESC);
263MODULE_LICENSE("GPL and additional rights");
264
1/*
2 * Copyright 2012 Red Hat Inc.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the
6 * "Software"), to deal in the Software without restriction, including
7 * without limitation the rights to use, copy, modify, merge, publish,
8 * distribute, sub license, and/or sell copies of the Software, and to
9 * permit persons to whom the Software is furnished to do so, subject to
10 * the following conditions:
11 *
12 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
13 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
14 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
15 * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM,
16 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
17 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
18 * USE OR OTHER DEALINGS IN THE SOFTWARE.
19 *
20 * The above copyright notice and this permission notice (including the
21 * next paragraph) shall be included in all copies or substantial portions
22 * of the Software.
23 *
24 */
25/*
26 * Authors: Dave Airlie <airlied@redhat.com>
27 */
28
29#include <linux/aperture.h>
30#include <linux/module.h>
31#include <linux/of.h>
32#include <linux/pci.h>
33
34#include <drm/drm_atomic_helper.h>
35#include <drm/drm_client_setup.h>
36#include <drm/drm_drv.h>
37#include <drm/drm_fbdev_shmem.h>
38#include <drm/drm_gem_shmem_helper.h>
39#include <drm/drm_module.h>
40#include <drm/drm_probe_helper.h>
41
42#include "ast_drv.h"
43
44static int ast_modeset = -1;
45
46MODULE_PARM_DESC(modeset, "Disable/Enable modesetting");
47module_param_named(modeset, ast_modeset, int, 0400);
48
49/*
50 * DRM driver
51 */
52
53DEFINE_DRM_GEM_FOPS(ast_fops);
54
55static const struct drm_driver ast_driver = {
56 .driver_features = DRIVER_ATOMIC |
57 DRIVER_GEM |
58 DRIVER_MODESET,
59
60 .fops = &ast_fops,
61 .name = DRIVER_NAME,
62 .desc = DRIVER_DESC,
63 .date = DRIVER_DATE,
64 .major = DRIVER_MAJOR,
65 .minor = DRIVER_MINOR,
66 .patchlevel = DRIVER_PATCHLEVEL,
67
68 DRM_GEM_SHMEM_DRIVER_OPS,
69 DRM_FBDEV_SHMEM_DRIVER_OPS,
70};
71
72/*
73 * PCI driver
74 */
75
76#define PCI_VENDOR_ASPEED 0x1a03
77
78#define AST_VGA_DEVICE(id, info) { \
79 .class = PCI_BASE_CLASS_DISPLAY << 16, \
80 .class_mask = 0xff0000, \
81 .vendor = PCI_VENDOR_ASPEED, \
82 .device = id, \
83 .subvendor = PCI_ANY_ID, \
84 .subdevice = PCI_ANY_ID, \
85 .driver_data = (unsigned long) info }
86
87static const struct pci_device_id ast_pciidlist[] = {
88 AST_VGA_DEVICE(PCI_CHIP_AST2000, NULL),
89 AST_VGA_DEVICE(PCI_CHIP_AST2100, NULL),
90 {0, 0, 0},
91};
92
93MODULE_DEVICE_TABLE(pci, ast_pciidlist);
94
95static bool ast_is_vga_enabled(void __iomem *ioregs)
96{
97 u8 vgaer = __ast_read8(ioregs, AST_IO_VGAER);
98
99 return vgaer & AST_IO_VGAER_VGA_ENABLE;
100}
101
102static void ast_enable_vga(void __iomem *ioregs)
103{
104 __ast_write8(ioregs, AST_IO_VGAER, AST_IO_VGAER_VGA_ENABLE);
105 __ast_write8(ioregs, AST_IO_VGAMR_W, AST_IO_VGAMR_IOSEL);
106}
107
108/*
109 * Run this function as part of the HW device cleanup; not
110 * when the DRM device gets released.
111 */
112static void ast_enable_mmio_release(void *data)
113{
114 void __iomem *ioregs = (void __force __iomem *)data;
115
116 /* enable standard VGA decode */
117 __ast_write8_i(ioregs, AST_IO_VGACRI, 0xa1, AST_IO_VGACRA1_MMIO_ENABLED);
118}
119
120static int ast_enable_mmio(struct device *dev, void __iomem *ioregs)
121{
122 void *data = (void __force *)ioregs;
123
124 __ast_write8_i(ioregs, AST_IO_VGACRI, 0xa1,
125 AST_IO_VGACRA1_MMIO_ENABLED |
126 AST_IO_VGACRA1_VGAIO_DISABLED);
127
128 return devm_add_action_or_reset(dev, ast_enable_mmio_release, data);
129}
130
131static void ast_open_key(void __iomem *ioregs)
132{
133 __ast_write8_i(ioregs, AST_IO_VGACRI, 0x80, AST_IO_VGACR80_PASSWORD);
134}
135
136static int ast_detect_chip(struct pci_dev *pdev,
137 void __iomem *regs, void __iomem *ioregs,
138 enum ast_chip *chip_out,
139 enum ast_config_mode *config_mode_out)
140{
141 struct device *dev = &pdev->dev;
142 struct device_node *np = dev->of_node;
143 enum ast_config_mode config_mode = ast_use_defaults;
144 uint32_t scu_rev = 0xffffffff;
145 enum ast_chip chip;
146 u32 data;
147 u8 vgacrd0, vgacrd1;
148
149 /*
150 * Find configuration mode and read SCU revision
151 */
152
153 /* Check if we have device-tree properties */
154 if (np && !of_property_read_u32(np, "aspeed,scu-revision-id", &data)) {
155 /* We do, disable P2A access */
156 config_mode = ast_use_dt;
157 scu_rev = data;
158 } else if (pdev->device == PCI_CHIP_AST2000) { // Not all families have a P2A bridge
159 /*
160 * The BMC will set SCU 0x40 D[12] to 1 if the P2 bridge
161 * is disabled. We force using P2A if VGA only mode bit
162 * is set D[7]
163 */
164 vgacrd0 = __ast_read8_i(ioregs, AST_IO_VGACRI, 0xd0);
165 vgacrd1 = __ast_read8_i(ioregs, AST_IO_VGACRI, 0xd1);
166 if (!(vgacrd0 & 0x80) || !(vgacrd1 & 0x10)) {
167
168 /*
169 * We have a P2A bridge and it is enabled.
170 */
171
172 /* Patch AST2500/AST2510 */
173 if ((pdev->revision & 0xf0) == 0x40) {
174 if (!(vgacrd0 & AST_VRAM_INIT_STATUS_MASK))
175 ast_patch_ahb_2500(regs);
176 }
177
178 /* Double check that it's actually working */
179 data = __ast_read32(regs, 0xf004);
180 if ((data != 0xffffffff) && (data != 0x00)) {
181 config_mode = ast_use_p2a;
182
183 /* Read SCU7c (silicon revision register) */
184 __ast_write32(regs, 0xf004, 0x1e6e0000);
185 __ast_write32(regs, 0xf000, 0x1);
186 scu_rev = __ast_read32(regs, 0x1207c);
187 }
188 }
189 }
190
191 switch (config_mode) {
192 case ast_use_defaults:
193 dev_info(dev, "Using default configuration\n");
194 break;
195 case ast_use_dt:
196 dev_info(dev, "Using device-tree for configuration\n");
197 break;
198 case ast_use_p2a:
199 dev_info(dev, "Using P2A bridge for configuration\n");
200 break;
201 }
202
203 /*
204 * Identify chipset
205 */
206
207 if (pdev->revision >= 0x50) {
208 chip = AST2600;
209 dev_info(dev, "AST 2600 detected\n");
210 } else if (pdev->revision >= 0x40) {
211 switch (scu_rev & 0x300) {
212 case 0x0100:
213 chip = AST2510;
214 dev_info(dev, "AST 2510 detected\n");
215 break;
216 default:
217 chip = AST2500;
218 dev_info(dev, "AST 2500 detected\n");
219 break;
220 }
221 } else if (pdev->revision >= 0x30) {
222 switch (scu_rev & 0x300) {
223 case 0x0100:
224 chip = AST1400;
225 dev_info(dev, "AST 1400 detected\n");
226 break;
227 default:
228 chip = AST2400;
229 dev_info(dev, "AST 2400 detected\n");
230 break;
231 }
232 } else if (pdev->revision >= 0x20) {
233 switch (scu_rev & 0x300) {
234 case 0x0000:
235 chip = AST1300;
236 dev_info(dev, "AST 1300 detected\n");
237 break;
238 default:
239 chip = AST2300;
240 dev_info(dev, "AST 2300 detected\n");
241 break;
242 }
243 } else if (pdev->revision >= 0x10) {
244 switch (scu_rev & 0x0300) {
245 case 0x0200:
246 chip = AST1100;
247 dev_info(dev, "AST 1100 detected\n");
248 break;
249 case 0x0100:
250 chip = AST2200;
251 dev_info(dev, "AST 2200 detected\n");
252 break;
253 case 0x0000:
254 chip = AST2150;
255 dev_info(dev, "AST 2150 detected\n");
256 break;
257 default:
258 chip = AST2100;
259 dev_info(dev, "AST 2100 detected\n");
260 break;
261 }
262 } else {
263 chip = AST2000;
264 dev_info(dev, "AST 2000 detected\n");
265 }
266
267 *chip_out = chip;
268 *config_mode_out = config_mode;
269
270 return 0;
271}
272
273static int ast_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
274{
275 struct device *dev = &pdev->dev;
276 int ret;
277 void __iomem *regs;
278 void __iomem *ioregs;
279 enum ast_config_mode config_mode;
280 enum ast_chip chip;
281 struct drm_device *drm;
282 bool need_post = false;
283
284 ret = aperture_remove_conflicting_pci_devices(pdev, ast_driver.name);
285 if (ret)
286 return ret;
287
288 ret = pcim_enable_device(pdev);
289 if (ret)
290 return ret;
291
292 regs = pcim_iomap_region(pdev, 1, "ast");
293 if (IS_ERR(regs))
294 return PTR_ERR(regs);
295
296 if (pdev->revision >= 0x40) {
297 /*
298 * On AST2500 and later models, MMIO is enabled by
299 * default. Adopt it to be compatible with ARM.
300 */
301 resource_size_t len = pci_resource_len(pdev, 1);
302
303 if (len < AST_IO_MM_OFFSET)
304 return -EIO;
305 if ((len - AST_IO_MM_OFFSET) < AST_IO_MM_LENGTH)
306 return -EIO;
307 ioregs = regs + AST_IO_MM_OFFSET;
308 } else if (pci_resource_flags(pdev, 2) & IORESOURCE_IO) {
309 /*
310 * Map I/O registers if we have a PCI BAR for I/O.
311 */
312 resource_size_t len = pci_resource_len(pdev, 2);
313
314 if (len < AST_IO_MM_LENGTH)
315 return -EIO;
316 ioregs = pcim_iomap_region(pdev, 2, "ast");
317 if (IS_ERR(ioregs))
318 return PTR_ERR(ioregs);
319 } else {
320 /*
321 * Anything else is best effort.
322 */
323 resource_size_t len = pci_resource_len(pdev, 1);
324
325 if (len < AST_IO_MM_OFFSET)
326 return -EIO;
327 if ((len - AST_IO_MM_OFFSET) < AST_IO_MM_LENGTH)
328 return -EIO;
329 ioregs = regs + AST_IO_MM_OFFSET;
330
331 dev_info(dev, "Platform has no I/O space, using MMIO\n");
332 }
333
334 if (!ast_is_vga_enabled(ioregs)) {
335 dev_info(dev, "VGA not enabled on entry, requesting chip POST\n");
336 need_post = true;
337 }
338
339 /*
340 * If VGA isn't enabled, we need to enable now or subsequent
341 * access to the scratch registers will fail.
342 */
343 if (need_post)
344 ast_enable_vga(ioregs);
345 /* Enable extended register access */
346 ast_open_key(ioregs);
347
348 ret = ast_enable_mmio(dev, ioregs);
349 if (ret)
350 return ret;
351
352 ret = ast_detect_chip(pdev, regs, ioregs, &chip, &config_mode);
353 if (ret)
354 return ret;
355
356 drm = ast_device_create(pdev, &ast_driver, chip, config_mode, regs, ioregs, need_post);
357 if (IS_ERR(drm))
358 return PTR_ERR(drm);
359 pci_set_drvdata(pdev, drm);
360
361 ret = drm_dev_register(drm, ent->driver_data);
362 if (ret)
363 return ret;
364
365 drm_client_setup(drm, NULL);
366
367 return 0;
368}
369
370static void ast_pci_remove(struct pci_dev *pdev)
371{
372 struct drm_device *dev = pci_get_drvdata(pdev);
373
374 drm_dev_unregister(dev);
375 drm_atomic_helper_shutdown(dev);
376}
377
378static void ast_pci_shutdown(struct pci_dev *pdev)
379{
380 drm_atomic_helper_shutdown(pci_get_drvdata(pdev));
381}
382
383static int ast_drm_freeze(struct drm_device *dev)
384{
385 int error;
386
387 error = drm_mode_config_helper_suspend(dev);
388 if (error)
389 return error;
390 pci_save_state(to_pci_dev(dev->dev));
391 return 0;
392}
393
394static int ast_drm_thaw(struct drm_device *dev)
395{
396 struct ast_device *ast = to_ast_device(dev);
397
398 ast_enable_vga(ast->ioregs);
399 ast_open_key(ast->ioregs);
400 ast_enable_mmio(dev->dev, ast->ioregs);
401 ast_post_gpu(ast);
402
403 return drm_mode_config_helper_resume(dev);
404}
405
406static int ast_drm_resume(struct drm_device *dev)
407{
408 if (pci_enable_device(to_pci_dev(dev->dev)))
409 return -EIO;
410
411 return ast_drm_thaw(dev);
412}
413
414static int ast_pm_suspend(struct device *dev)
415{
416 struct pci_dev *pdev = to_pci_dev(dev);
417 struct drm_device *ddev = pci_get_drvdata(pdev);
418 int error;
419
420 error = ast_drm_freeze(ddev);
421 if (error)
422 return error;
423
424 pci_disable_device(pdev);
425 pci_set_power_state(pdev, PCI_D3hot);
426 return 0;
427}
428
429static int ast_pm_resume(struct device *dev)
430{
431 struct pci_dev *pdev = to_pci_dev(dev);
432 struct drm_device *ddev = pci_get_drvdata(pdev);
433 return ast_drm_resume(ddev);
434}
435
436static int ast_pm_freeze(struct device *dev)
437{
438 struct pci_dev *pdev = to_pci_dev(dev);
439 struct drm_device *ddev = pci_get_drvdata(pdev);
440 return ast_drm_freeze(ddev);
441}
442
443static int ast_pm_thaw(struct device *dev)
444{
445 struct pci_dev *pdev = to_pci_dev(dev);
446 struct drm_device *ddev = pci_get_drvdata(pdev);
447 return ast_drm_thaw(ddev);
448}
449
450static int ast_pm_poweroff(struct device *dev)
451{
452 struct pci_dev *pdev = to_pci_dev(dev);
453 struct drm_device *ddev = pci_get_drvdata(pdev);
454
455 return ast_drm_freeze(ddev);
456}
457
458static const struct dev_pm_ops ast_pm_ops = {
459 .suspend = ast_pm_suspend,
460 .resume = ast_pm_resume,
461 .freeze = ast_pm_freeze,
462 .thaw = ast_pm_thaw,
463 .poweroff = ast_pm_poweroff,
464 .restore = ast_pm_resume,
465};
466
467static struct pci_driver ast_pci_driver = {
468 .name = DRIVER_NAME,
469 .id_table = ast_pciidlist,
470 .probe = ast_pci_probe,
471 .remove = ast_pci_remove,
472 .shutdown = ast_pci_shutdown,
473 .driver.pm = &ast_pm_ops,
474};
475
476drm_module_pci_driver_if_modeset(ast_pci_driver, ast_modeset);
477
478MODULE_AUTHOR(DRIVER_AUTHOR);
479MODULE_DESCRIPTION(DRIVER_DESC);
480MODULE_LICENSE("GPL and additional rights");