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Merge branch 'exynos-drm-next' of git://git.infradead.org/users/kmpark/linux-samsung...
[deliverable/linux.git] / drivers / gpu / drm / gma500 / psb_drv.c
CommitLineData
5c49fd3a
AC		 1/**************************************************************************
2 * Copyright (c) 2007-2011, Intel Corporation.
3 * All Rights Reserved.
4 * Copyright (c) 2008, Tungsten Graphics, Inc. Cedar Park, TX., USA.
5 * All Rights Reserved.
6 *
7 * This program is free software; you can redistribute it and/or modify it
8 * under the terms and conditions of the GNU General Public License,
9 * version 2, as published by the Free Software Foundation.
10 *
11 * This program is distributed in the hope it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
14 * more details.
15 *
16 * You should have received a copy of the GNU General Public License along with
17 * this program; if not, write to the Free Software Foundation, Inc.,
18 * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
19 *
20 **************************************************************************/
21
22#include <drm/drmP.h>
23#include <drm/drm.h>
838fa588 24#include "gma_drm.h"
5c49fd3a
AC		 25#include "psb_drv.h"
26#include "framebuffer.h"
27#include "psb_reg.h"
28#include "psb_intel_reg.h"
29#include "intel_bios.h"
30#include "mid_bios.h"
31#include <drm/drm_pciids.h>
32#include "power.h"
33#include <linux/cpu.h>
34#include <linux/notifier.h>
35#include <linux/spinlock.h>
36#include <linux/pm_runtime.h>
37#include <acpi/video.h>
af3a2cfb 38#include <linux/module.h>
5c49fd3a
AC		 39
40static int drm_psb_trap_pagefaults;
41
42int drm_psb_no_fb;
43
44static int psb_probe(struct pci_dev *pdev, const struct pci_device_id *ent);
45
46MODULE_PARM_DESC(no_fb, "Disable FBdev");
47MODULE_PARM_DESC(trap_pagefaults, "Error and reset on MMU pagefaults");
48module_param_named(no_fb, drm_psb_no_fb, int, 0600);
49module_param_named(trap_pagefaults, drm_psb_trap_pagefaults, int, 0600);
50
51
52static DEFINE_PCI_DEVICE_TABLE(pciidlist) = {
53 { 0x8086, 0x8108, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &psb_chip_ops },
54 { 0x8086, 0x8109, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &psb_chip_ops },
0cecdd81 55#if defined(CONFIG_DRM_GMA600)
5c49fd3a
AC		 56 { 0x8086, 0x4100, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &oaktrail_chip_ops},
57 { 0x8086, 0x4101, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &oaktrail_chip_ops},
58 { 0x8086, 0x4102, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &oaktrail_chip_ops},
59 { 0x8086, 0x4103, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &oaktrail_chip_ops},
60 { 0x8086, 0x4104, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &oaktrail_chip_ops},
61 { 0x8086, 0x4105, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &oaktrail_chip_ops},
62 { 0x8086, 0x4106, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &oaktrail_chip_ops},
63 { 0x8086, 0x4107, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &oaktrail_chip_ops},
64#endif
65#if defined(CONFIG_DRM_CDV)
66 { 0x8086, 0x0be0, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &cdv_chip_ops},
67 { 0x8086, 0x0be1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &cdv_chip_ops},
68 { 0x8086, 0x0be2, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &cdv_chip_ops},
69 { 0x8086, 0x0be3, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &cdv_chip_ops},
70 { 0x8086, 0x0be4, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &cdv_chip_ops},
71 { 0x8086, 0x0be5, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &cdv_chip_ops},
72 { 0x8086, 0x0be6, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &cdv_chip_ops},
73 { 0x8086, 0x0be7, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &cdv_chip_ops},
74#endif
75 { 0, 0, 0}
76};
77MODULE_DEVICE_TABLE(pci, pciidlist);
78
79/*
80 * Standard IOCTLs.
81 */
82
5c49fd3a 83#define DRM_IOCTL_PSB_ADB \
770179d5 84 DRM_IOWR(DRM_GMA_ADB + DRM_COMMAND_BASE, uint32_t)
5c49fd3a 85#define DRM_IOCTL_PSB_MODE_OPERATION \
770179d5 86 DRM_IOWR(DRM_GMA_MODE_OPERATION + DRM_COMMAND_BASE, \
5c49fd3a
AC		 87 struct drm_psb_mode_operation_arg)
88#define DRM_IOCTL_PSB_STOLEN_MEMORY \
770179d5 89 DRM_IOWR(DRM_GMA_STOLEN_MEMORY + DRM_COMMAND_BASE, \
5c49fd3a 90 struct drm_psb_stolen_memory_arg)
5c49fd3a 91#define DRM_IOCTL_PSB_GAMMA \
770179d5 92 DRM_IOWR(DRM_GMA_GAMMA + DRM_COMMAND_BASE, \
5c49fd3a
AC		 93 struct drm_psb_dpst_lut_arg)
94#define DRM_IOCTL_PSB_DPST_BL \
770179d5 95 DRM_IOWR(DRM_GMA_DPST_BL + DRM_COMMAND_BASE, \
5c49fd3a
AC		 96 uint32_t)
97#define DRM_IOCTL_PSB_GET_PIPE_FROM_CRTC_ID \
770179d5 98 DRM_IOWR(DRM_GMA_GET_PIPE_FROM_CRTC_ID + DRM_COMMAND_BASE, \
5c49fd3a
AC		 99 struct drm_psb_get_pipe_from_crtc_id_arg)
100#define DRM_IOCTL_PSB_GEM_CREATE \
770179d5 101 DRM_IOWR(DRM_GMA_GEM_CREATE + DRM_COMMAND_BASE, \
5c49fd3a
AC		 102 struct drm_psb_gem_create)
103#define DRM_IOCTL_PSB_GEM_MMAP \
770179d5 104 DRM_IOWR(DRM_GMA_GEM_MMAP + DRM_COMMAND_BASE, \
5c49fd3a
AC		 105 struct drm_psb_gem_mmap)
106
5c49fd3a
AC		 107static int psb_adb_ioctl(struct drm_device *dev, void *data,
108 struct drm_file *file_priv);
109static int psb_mode_operation_ioctl(struct drm_device *dev, void *data,
110 struct drm_file *file_priv);
111static int psb_stolen_memory_ioctl(struct drm_device *dev, void *data,
112 struct drm_file *file_priv);
5c49fd3a
AC		 113static int psb_gamma_ioctl(struct drm_device *dev, void *data,
114 struct drm_file *file_priv);
115static int psb_dpst_bl_ioctl(struct drm_device *dev, void *data,
116 struct drm_file *file_priv);
117
118#define PSB_IOCTL_DEF(ioctl, func, flags) \
119 [DRM_IOCTL_NR(ioctl) - DRM_COMMAND_BASE] = {ioctl, flags, func}
120
121static struct drm_ioctl_desc psb_ioctls[] = {
5c49fd3a
AC		 122 PSB_IOCTL_DEF(DRM_IOCTL_PSB_ADB, psb_adb_ioctl, DRM_AUTH),
123 PSB_IOCTL_DEF(DRM_IOCTL_PSB_MODE_OPERATION, psb_mode_operation_ioctl,
124 DRM_AUTH),
125 PSB_IOCTL_DEF(DRM_IOCTL_PSB_STOLEN_MEMORY, psb_stolen_memory_ioctl,
126 DRM_AUTH),
5c49fd3a
AC		 127 PSB_IOCTL_DEF(DRM_IOCTL_PSB_GAMMA, psb_gamma_ioctl, DRM_AUTH),
128 PSB_IOCTL_DEF(DRM_IOCTL_PSB_DPST_BL, psb_dpst_bl_ioctl, DRM_AUTH),
129 PSB_IOCTL_DEF(DRM_IOCTL_PSB_GET_PIPE_FROM_CRTC_ID,
130 psb_intel_get_pipe_from_crtc_id, 0),
131 PSB_IOCTL_DEF(DRM_IOCTL_PSB_GEM_CREATE, psb_gem_create_ioctl,
132 DRM_UNLOCKED | DRM_AUTH),
133 PSB_IOCTL_DEF(DRM_IOCTL_PSB_GEM_MMAP, psb_gem_mmap_ioctl,
134 DRM_UNLOCKED | DRM_AUTH),
135};
136
137static void psb_lastclose(struct drm_device *dev)
138{
139 return;
140}
141
142static void psb_do_takedown(struct drm_device *dev)
143{
5c49fd3a
AC		 144}
145
146static int psb_do_init(struct drm_device *dev)
147{
148 struct drm_psb_private *dev_priv = dev->dev_private;
149 struct psb_gtt *pg = &dev_priv->gtt;
150
151 uint32_t stolen_gtt;
152
153 int ret = -ENOMEM;
154
155 if (pg->mmu_gatt_start & 0x0FFFFFFF) {
156 dev_err(dev->dev, "Gatt must be 256M aligned. This is a bug.\n");
157 ret = -EINVAL;
158 goto out_err;
159 }
160
161
162 stolen_gtt = (pg->stolen_size >> PAGE_SHIFT) * 4;
163 stolen_gtt = (stolen_gtt + PAGE_SIZE - 1) >> PAGE_SHIFT;
164 stolen_gtt =
165 (stolen_gtt < pg->gtt_pages) ? stolen_gtt : pg->gtt_pages;
166
167 dev_priv->gatt_free_offset = pg->mmu_gatt_start +
168 (stolen_gtt << PAGE_SHIFT) * 1024;
169
170 if (1 || drm_debug) {
171 uint32_t core_id = PSB_RSGX32(PSB_CR_CORE_ID);
172 uint32_t core_rev = PSB_RSGX32(PSB_CR_CORE_REVISION);
173 DRM_INFO("SGX core id = 0x%08x\n", core_id);
174 DRM_INFO("SGX core rev major = 0x%02x, minor = 0x%02x\n",
175 (core_rev & _PSB_CC_REVISION_MAJOR_MASK) >>
176 _PSB_CC_REVISION_MAJOR_SHIFT,
177 (core_rev & _PSB_CC_REVISION_MINOR_MASK) >>
178 _PSB_CC_REVISION_MINOR_SHIFT);
179 DRM_INFO
180 ("SGX core rev maintenance = 0x%02x, designer = 0x%02x\n",
181 (core_rev & _PSB_CC_REVISION_MAINTENANCE_MASK) >>
182 _PSB_CC_REVISION_MAINTENANCE_SHIFT,
183 (core_rev & _PSB_CC_REVISION_DESIGNER_MASK) >>
184 _PSB_CC_REVISION_DESIGNER_SHIFT);
185 }
186
187
188 spin_lock_init(&dev_priv->irqmask_lock);
9242fe23 189 spin_lock_init(&dev_priv->lock_2d);
5c49fd3a
AC		 190
191 PSB_WSGX32(0x00000000, PSB_CR_BIF_BANK0);
192 PSB_WSGX32(0x00000000, PSB_CR_BIF_BANK1);
193 PSB_RSGX32(PSB_CR_BIF_BANK1);
194 PSB_WSGX32(PSB_RSGX32(PSB_CR_BIF_CTRL) | _PSB_MMU_ER_MASK,
195 PSB_CR_BIF_CTRL);
196 psb_spank(dev_priv);
197
198 /* mmu_gatt ?? */
199 PSB_WSGX32(pg->gatt_start, PSB_CR_BIF_TWOD_REQ_BASE);
200 return 0;
201out_err:
202 psb_do_takedown(dev);
203 return ret;
204}
205
206static int psb_driver_unload(struct drm_device *dev)
207{
208 struct drm_psb_private *dev_priv = dev->dev_private;
209
210 /* Kill vblank etc here */
211
212 gma_backlight_exit(dev);
213
214 if (drm_psb_no_fb == 0)
215 psb_modeset_cleanup(dev);
216
217 if (dev_priv) {
218 psb_lid_timer_takedown(dev_priv);
219 gma_intel_opregion_exit(dev);
220
221 if (dev_priv->ops->chip_teardown)
222 dev_priv->ops->chip_teardown(dev);
223 psb_do_takedown(dev);
224
225
226 if (dev_priv->pf_pd) {
227 psb_mmu_free_pagedir(dev_priv->pf_pd);
228 dev_priv->pf_pd = NULL;
229 }
230 if (dev_priv->mmu) {
231 struct psb_gtt *pg = &dev_priv->gtt;
232
233 down_read(&pg->sem);
234 psb_mmu_remove_pfn_sequence(
235 psb_mmu_get_default_pd
236 (dev_priv->mmu),
237 pg->mmu_gatt_start,
238 dev_priv->vram_stolen_size >> PAGE_SHIFT);
239 up_read(&pg->sem);
240 psb_mmu_driver_takedown(dev_priv->mmu);
241 dev_priv->mmu = NULL;
242 }
243 psb_gtt_takedown(dev);
244 if (dev_priv->scratch_page) {
245 __free_page(dev_priv->scratch_page);
246 dev_priv->scratch_page = NULL;
247 }
248 if (dev_priv->vdc_reg) {
249 iounmap(dev_priv->vdc_reg);
250 dev_priv->vdc_reg = NULL;
251 }
252 if (dev_priv->sgx_reg) {
253 iounmap(dev_priv->sgx_reg);
254 dev_priv->sgx_reg = NULL;
255 }
256
257 kfree(dev_priv);
258 dev->dev_private = NULL;
259
260 /*destroy VBT data*/
261 psb_intel_destroy_bios(dev);
262 }
263
264 gma_power_uninit(dev);
265
266 return 0;
267}
268
269
270static int psb_driver_load(struct drm_device *dev, unsigned long chipset)
271{
272 struct drm_psb_private *dev_priv;
273 unsigned long resource_start;
274 struct psb_gtt *pg;
275 unsigned long irqflags;
276 int ret = -ENOMEM;
277 uint32_t tt_pages;
278 struct drm_connector *connector;
1730f89b 279 struct psb_intel_encoder *psb_intel_encoder;
5c49fd3a
AC		 280
281 dev_priv = kzalloc(sizeof(*dev_priv), GFP_KERNEL);
282 if (dev_priv == NULL)
283 return -ENOMEM;
284
285 dev_priv->ops = (struct psb_ops *)chipset;
286 dev_priv->dev = dev;
287 dev->dev_private = (void *) dev_priv;
288
84b08fe6
PJ		 289 if (!IS_PSB(dev)) {
290 if (pci_enable_msi(dev->pdev))
291 dev_warn(dev->dev, "Enabling MSI failed!\n");
292 }
293
5c49fd3a
AC		 294 dev_priv->num_pipe = dev_priv->ops->pipes;
295
296 resource_start = pci_resource_start(dev->pdev, PSB_MMIO_RESOURCE);
297
298 dev_priv->vdc_reg =
299 ioremap(resource_start + PSB_VDC_OFFSET, PSB_VDC_SIZE);
300 if (!dev_priv->vdc_reg)
301 goto out_err;
302
303 dev_priv->sgx_reg = ioremap(resource_start + dev_priv->ops->sgx_offset,
304 PSB_SGX_SIZE);
305 if (!dev_priv->sgx_reg)
306 goto out_err;
307
308 ret = dev_priv->ops->chip_setup(dev);
309 if (ret)
310 goto out_err;
311
312 /* Init OSPM support */
313 gma_power_init(dev);
314
315 ret = -ENOMEM;
316
317 dev_priv->scratch_page = alloc_page(GFP_DMA32 | __GFP_ZERO);
318 if (!dev_priv->scratch_page)
319 goto out_err;
320
321 set_pages_uc(dev_priv->scratch_page, 1);
322
323 ret = psb_gtt_init(dev, 0);
324 if (ret)
325 goto out_err;
326
327 dev_priv->mmu = psb_mmu_driver_init((void *)0,
328 drm_psb_trap_pagefaults, 0,
329 dev_priv);
330 if (!dev_priv->mmu)
331 goto out_err;
332
333 pg = &dev_priv->gtt;
334
335 tt_pages = (pg->gatt_pages < PSB_TT_PRIV0_PLIMIT) ?
336 (pg->gatt_pages) : PSB_TT_PRIV0_PLIMIT;
337
338
339 dev_priv->pf_pd = psb_mmu_alloc_pd(dev_priv->mmu, 1, 0);
340 if (!dev_priv->pf_pd)
341 goto out_err;
342
343 psb_mmu_set_pd_context(psb_mmu_get_default_pd(dev_priv->mmu), 0);
344 psb_mmu_set_pd_context(dev_priv->pf_pd, 1);
345
346 ret = psb_do_init(dev);
347 if (ret)
348 return ret;
349
350 PSB_WSGX32(0x20000000, PSB_CR_PDS_EXEC_BASE);
351 PSB_WSGX32(0x30000000, PSB_CR_BIF_3D_REQ_BASE);
352
353/* igd_opregion_init(&dev_priv->opregion_dev); */
354 acpi_video_register();
355 if (dev_priv->lid_state)
356 psb_lid_timer_init(dev_priv);
357
358 ret = drm_vblank_init(dev, dev_priv->num_pipe);
359 if (ret)
360 goto out_err;
361
362 /*
363 * Install interrupt handlers prior to powering off SGX or else we will
364 * crash.
365 */
366 dev_priv->vdc_irq_mask = 0;
367 dev_priv->pipestat[0] = 0;
368 dev_priv->pipestat[1] = 0;
369 dev_priv->pipestat[2] = 0;
370 spin_lock_irqsave(&dev_priv->irqmask_lock, irqflags);
371 PSB_WVDC32(0xFFFFFFFF, PSB_HWSTAM);
372 PSB_WVDC32(0x00000000, PSB_INT_ENABLE_R);
373 PSB_WVDC32(0xFFFFFFFF, PSB_INT_MASK_R);
374 spin_unlock_irqrestore(&dev_priv->irqmask_lock, irqflags);
e036ba59 375 if (IS_PSB(dev) && drm_core_check_feature(dev, DRIVER_MODESET))
5c49fd3a
AC		 376 drm_irq_install(dev);
377
378 dev->vblank_disable_allowed = 1;
379
380 dev->max_vblank_count = 0xffffff; /* only 24 bits of frame count */
381
382 dev->driver->get_vblank_counter = psb_get_vblank_counter;
383
384 if (drm_psb_no_fb == 0) {
385 psb_modeset_init(dev);
386 psb_fbdev_init(dev);
387 drm_kms_helper_poll_init(dev);
388 }
389
390 /* Only add backlight support if we have LVDS output */
391 list_for_each_entry(connector, &dev->mode_config.connector_list,
392 head) {
1730f89b 393 psb_intel_encoder = psb_intel_attached_encoder(connector);
5c49fd3a 394
1730f89b 395 switch (psb_intel_encoder->type) {
5c49fd3a
AC		 396 case INTEL_OUTPUT_LVDS:
397 case INTEL_OUTPUT_MIPI:
398 ret = gma_backlight_init(dev);
399 break;
400 }
401 }
402
403 if (ret)
404 return ret;
405#if 0
406 /*enable runtime pm at last*/
407 pm_runtime_enable(&dev->pdev->dev);
408 pm_runtime_set_active(&dev->pdev->dev);
409#endif
410 /*Intel drm driver load is done, continue doing pvr load*/
411 return 0;
412out_err:
413 psb_driver_unload(dev);
414 return ret;
415}
416
417int psb_driver_device_is_agp(struct drm_device *dev)
418{
419 return 0;
420}
421
5c49fd3a
AC		 422static inline void get_brightness(struct backlight_device *bd)
423{
424#ifdef CONFIG_BACKLIGHT_CLASS_DEVICE
425 if (bd) {
426 bd->props.brightness = bd->ops->get_brightness(bd);
427 backlight_update_status(bd);
428 }
429#endif
430}
431
432static int psb_dpst_bl_ioctl(struct drm_device *dev, void *data,
433 struct drm_file *file_priv)
434{
435 struct drm_psb_private *dev_priv = psb_priv(dev);
436 uint32_t *arg = data;
437
438 dev_priv->blc_adj2 = *arg;
439 get_brightness(dev_priv->backlight_device);
440 return 0;
441}
442
443static int psb_adb_ioctl(struct drm_device *dev, void *data,
444 struct drm_file *file_priv)
445{
446 struct drm_psb_private *dev_priv = psb_priv(dev);
447 uint32_t *arg = data;
448
449 dev_priv->blc_adj1 = *arg;
450 get_brightness(dev_priv->backlight_device);
451 return 0;
452}
453
5c49fd3a
AC		 454static int psb_gamma_ioctl(struct drm_device *dev, void *data,
455 struct drm_file *file_priv)
456{
457 struct drm_psb_dpst_lut_arg *lut_arg = data;
458 struct drm_mode_object *obj;
459 struct drm_crtc *crtc;
460 struct drm_connector *connector;
461 struct psb_intel_crtc *psb_intel_crtc;
462 int i = 0;
463 int32_t obj_id;
464
465 obj_id = lut_arg->output_id;
466 obj = drm_mode_object_find(dev, obj_id, DRM_MODE_OBJECT_CONNECTOR);
467 if (!obj) {
468 dev_dbg(dev->dev, "Invalid Connector object.\n");
469 return -EINVAL;
470 }
471
472 connector = obj_to_connector(obj);
473 crtc = connector->encoder->crtc;
474 psb_intel_crtc = to_psb_intel_crtc(crtc);
475
476 for (i = 0; i < 256; i++)
477 psb_intel_crtc->lut_adj[i] = lut_arg->lut[i];
478
479 psb_intel_crtc_load_lut(crtc);
480
481 return 0;
482}
483
484static int psb_mode_operation_ioctl(struct drm_device *dev, void *data,
485 struct drm_file *file_priv)
486{
487 uint32_t obj_id;
488 uint16_t op;
489 struct drm_mode_modeinfo *umode;
490 struct drm_display_mode *mode = NULL;
491 struct drm_psb_mode_operation_arg *arg;
492 struct drm_mode_object *obj;
493 struct drm_connector *connector;
5c49fd3a
AC		 494 struct drm_connector_helper_funcs *connector_funcs;
495 int ret = 0;
496 int resp = MODE_OK;
5c49fd3a
AC		 497
498 arg = (struct drm_psb_mode_operation_arg *)data;
499 obj_id = arg->obj_id;
500 op = arg->operation;
501
502 switch (op) {
5c49fd3a
AC		 503 case PSB_MODE_OPERATION_MODE_VALID:
504 umode = &arg->mode;
505
506 mutex_lock(&dev->mode_config.mutex);
507
508 obj = drm_mode_object_find(dev, obj_id,
509 DRM_MODE_OBJECT_CONNECTOR);
510 if (!obj) {
511 ret = -EINVAL;
512 goto mode_op_out;
513 }
514
515 connector = obj_to_connector(obj);
516
517 mode = drm_mode_create(dev);
518 if (!mode) {
519 ret = -ENOMEM;
520 goto mode_op_out;
521 }
522
523 /* drm_crtc_convert_umode(mode, umode); */
524 {
525 mode->clock = umode->clock;
526 mode->hdisplay = umode->hdisplay;
527 mode->hsync_start = umode->hsync_start;
528 mode->hsync_end = umode->hsync_end;
529 mode->htotal = umode->htotal;
530 mode->hskew = umode->hskew;
531 mode->vdisplay = umode->vdisplay;
532 mode->vsync_start = umode->vsync_start;
533 mode->vsync_end = umode->vsync_end;
534 mode->vtotal = umode->vtotal;
535 mode->vscan = umode->vscan;
536 mode->vrefresh = umode->vrefresh;
537 mode->flags = umode->flags;
538 mode->type = umode->type;
539 strncpy(mode->name, umode->name, DRM_DISPLAY_MODE_LEN);
540 mode->name[DRM_DISPLAY_MODE_LEN-1] = 0;
541 }
542
543 connector_funcs = (struct drm_connector_helper_funcs *)
544 connector->helper_private;
545
546 if (connector_funcs->mode_valid) {
547 resp = connector_funcs->mode_valid(connector, mode);
61bedf70 548 arg->data = resp;
5c49fd3a
AC		 549 }
550
551 /*do some clean up work*/
552 if (mode)
553 drm_mode_destroy(dev, mode);
554mode_op_out:
555 mutex_unlock(&dev->mode_config.mutex);
556 return ret;
557
558 default:
559 dev_dbg(dev->dev, "Unsupported psb mode operation\n");
560 return -EOPNOTSUPP;
561 }
562
563 return 0;
564}
565
566static int psb_stolen_memory_ioctl(struct drm_device *dev, void *data,
567 struct drm_file *file_priv)
568{
569 struct drm_psb_private *dev_priv = psb_priv(dev);
570 struct drm_psb_stolen_memory_arg *arg = data;
571
572 arg->base = dev_priv->stolen_base;
573 arg->size = dev_priv->vram_stolen_size;
574
575 return 0;
576}
577
5c49fd3a
AC		 578static int psb_driver_open(struct drm_device *dev, struct drm_file *priv)
579{
580 return 0;
581}
582
583static void psb_driver_close(struct drm_device *dev, struct drm_file *priv)
584{
585}
586
587static long psb_unlocked_ioctl(struct file *filp, unsigned int cmd,
588 unsigned long arg)
589{
590 struct drm_file *file_priv = filp->private_data;
591 struct drm_device *dev = file_priv->minor->dev;
592 struct drm_psb_private *dev_priv = dev->dev_private;
593 static unsigned int runtime_allowed;
594
595 if (runtime_allowed == 1 && dev_priv->is_lvds_on) {
596 runtime_allowed++;
597 pm_runtime_allow(&dev->pdev->dev);
598 dev_priv->rpm_enabled = 1;
599 }
600 return drm_ioctl(filp, cmd, arg);
601 /* FIXME: do we need to wrap the other side of this */
602}
603
604
605/* When a client dies:
606 * - Check for and clean up flipped page state
607 */
608void psb_driver_preclose(struct drm_device *dev, struct drm_file *priv)
609{
610}
611
612static void psb_remove(struct pci_dev *pdev)
613{
614 struct drm_device *dev = pci_get_drvdata(pdev);
615 drm_put_dev(dev);
616}
617
618static const struct dev_pm_ops psb_pm_ops = {
619 .resume = gma_power_resume,
620 .suspend = gma_power_suspend,
621 .runtime_suspend = psb_runtime_suspend,
622 .runtime_resume = psb_runtime_resume,
623 .runtime_idle = psb_runtime_idle,
624};
625
626static struct vm_operations_struct psb_gem_vm_ops = {
627 .fault = psb_gem_fault,
628 .open = drm_gem_vm_open,
629 .close = drm_gem_vm_close,
630};
631
1595c568
IH		 632static const struct file_operations psb_gem_fops = {
633 .owner = THIS_MODULE,
634 .open = drm_open,
635 .release = drm_release,
636 .unlocked_ioctl = psb_unlocked_ioctl,
637 .mmap = drm_gem_mmap,
638 .poll = drm_poll,
639 .fasync = drm_fasync,
640 .read = drm_read,
641};
642
5c49fd3a
AC		 643static struct drm_driver driver = {
644 .driver_features = DRIVER_HAVE_IRQ | DRIVER_IRQ_SHARED | \
645 DRIVER_IRQ_VBL | DRIVER_MODESET | DRIVER_GEM ,
646 .load = psb_driver_load,
647 .unload = psb_driver_unload,
648
649 .ioctls = psb_ioctls,
650 .num_ioctls = DRM_ARRAY_SIZE(psb_ioctls),
651 .device_is_agp = psb_driver_device_is_agp,
652 .irq_preinstall = psb_irq_preinstall,
653 .irq_postinstall = psb_irq_postinstall,
654 .irq_uninstall = psb_irq_uninstall,
655 .irq_handler = psb_irq_handler,
656 .enable_vblank = psb_enable_vblank,
657 .disable_vblank = psb_disable_vblank,
658 .get_vblank_counter = psb_get_vblank_counter,
659 .lastclose = psb_lastclose,
660 .open = psb_driver_open,
661 .preclose = psb_driver_preclose,
662 .postclose = psb_driver_close,
663 .reclaim_buffers = drm_core_reclaim_buffers,
664
665 .gem_init_object = psb_gem_init_object,
666 .gem_free_object = psb_gem_free_object,
667 .gem_vm_ops = &psb_gem_vm_ops,
668 .dumb_create = psb_gem_dumb_create,
669 .dumb_map_offset = psb_gem_dumb_map_gtt,
670 .dumb_destroy = psb_gem_dumb_destroy,
1595c568 671 .fops = &psb_gem_fops,
5c49fd3a
AC		 672 .name = DRIVER_NAME,
673 .desc = DRIVER_DESC,
674 .date = PSB_DRM_DRIVER_DATE,
675 .major = PSB_DRM_DRIVER_MAJOR,
676 .minor = PSB_DRM_DRIVER_MINOR,
677 .patchlevel = PSB_DRM_DRIVER_PATCHLEVEL
678};
679
680static struct pci_driver psb_pci_driver = {
681 .name = DRIVER_NAME,
682 .id_table = pciidlist,
683 .probe = psb_probe,
684 .remove = psb_remove,
685 .driver.pm = &psb_pm_ops,
686};
687
688static int psb_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
689{
5c49fd3a
AC		 690 return drm_get_pci_dev(pdev, ent, &driver);
691}
692
693static int __init psb_init(void)
694{
695 return drm_pci_init(&driver, &psb_pci_driver);
696}
697
698static void __exit psb_exit(void)
699{
700 drm_pci_exit(&driver, &psb_pci_driver);
701}
702
703late_initcall(psb_init);
704module_exit(psb_exit);
705
706MODULE_AUTHOR("Alan Cox <alan@linux.intel.com> and others");
707MODULE_DESCRIPTION(DRIVER_DESC);
708MODULE_LICENSE("GPL");
Linux kernel - Deliverables
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