bna: remove oper_state_cbfn from struct bna_rxf
[linux/fpc-iii.git] / drivers / gpu / drm / gma500 / psb_drv.c
blob92e7e5795398e80a6ab46f51d3aad4d22a4e8346
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.
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.
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.
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.
20 **************************************************************************/
22 #include <drm/drmP.h>
23 #include <drm/drm.h>
24 #include "psb_drv.h"
25 #include "framebuffer.h"
26 #include "psb_reg.h"
27 #include "psb_intel_reg.h"
28 #include "intel_bios.h"
29 #include "mid_bios.h"
30 #include <drm/drm_pciids.h>
31 #include "power.h"
32 #include <linux/cpu.h>
33 #include <linux/notifier.h>
34 #include <linux/spinlock.h>
35 #include <linux/pm_runtime.h>
36 #include <acpi/video.h>
37 #include <linux/module.h>
39 static struct drm_driver driver;
40 static int psb_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent);
43 * The table below contains a mapping of the PCI vendor ID and the PCI Device ID
44 * to the different groups of PowerVR 5-series chip designs
46 * 0x8086 = Intel Corporation
48 * PowerVR SGX535 - Poulsbo - Intel GMA 500, Intel Atom Z5xx
49 * PowerVR SGX535 - Moorestown - Intel GMA 600
50 * PowerVR SGX535 - Oaktrail - Intel GMA 600, Intel Atom Z6xx, E6xx
51 * PowerVR SGX540 - Medfield - Intel Atom Z2460
52 * PowerVR SGX544MP2 - Medfield -
53 * PowerVR SGX545 - Cedartrail - Intel GMA 3600, Intel Atom D2500, N2600
54 * PowerVR SGX545 - Cedartrail - Intel GMA 3650, Intel Atom D2550, D2700,
55 * N2800
57 static const struct pci_device_id pciidlist[] = {
58 { 0x8086, 0x8108, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &psb_chip_ops },
59 { 0x8086, 0x8109, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &psb_chip_ops },
60 #if defined(CONFIG_DRM_GMA600)
61 { 0x8086, 0x4100, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &oaktrail_chip_ops },
62 { 0x8086, 0x4101, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &oaktrail_chip_ops },
63 { 0x8086, 0x4102, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &oaktrail_chip_ops },
64 { 0x8086, 0x4103, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &oaktrail_chip_ops },
65 { 0x8086, 0x4104, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &oaktrail_chip_ops },
66 { 0x8086, 0x4105, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &oaktrail_chip_ops },
67 { 0x8086, 0x4106, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &oaktrail_chip_ops },
68 { 0x8086, 0x4107, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &oaktrail_chip_ops },
69 { 0x8086, 0x4108, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &oaktrail_chip_ops },
70 #endif
71 #if defined(CONFIG_DRM_MEDFIELD)
72 { 0x8086, 0x0130, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &mdfld_chip_ops },
73 { 0x8086, 0x0131, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &mdfld_chip_ops },
74 { 0x8086, 0x0132, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &mdfld_chip_ops },
75 { 0x8086, 0x0133, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &mdfld_chip_ops },
76 { 0x8086, 0x0134, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &mdfld_chip_ops },
77 { 0x8086, 0x0135, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &mdfld_chip_ops },
78 { 0x8086, 0x0136, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &mdfld_chip_ops },
79 { 0x8086, 0x0137, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &mdfld_chip_ops },
80 #endif
81 #if defined(CONFIG_DRM_GMA3600)
82 { 0x8086, 0x0be0, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &cdv_chip_ops },
83 { 0x8086, 0x0be1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &cdv_chip_ops },
84 { 0x8086, 0x0be2, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &cdv_chip_ops },
85 { 0x8086, 0x0be3, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &cdv_chip_ops },
86 { 0x8086, 0x0be4, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &cdv_chip_ops },
87 { 0x8086, 0x0be5, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &cdv_chip_ops },
88 { 0x8086, 0x0be6, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &cdv_chip_ops },
89 { 0x8086, 0x0be7, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &cdv_chip_ops },
90 { 0x8086, 0x0be8, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &cdv_chip_ops },
91 { 0x8086, 0x0be9, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &cdv_chip_ops },
92 { 0x8086, 0x0bea, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &cdv_chip_ops },
93 { 0x8086, 0x0beb, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &cdv_chip_ops },
94 { 0x8086, 0x0bec, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &cdv_chip_ops },
95 { 0x8086, 0x0bed, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &cdv_chip_ops },
96 { 0x8086, 0x0bee, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &cdv_chip_ops },
97 { 0x8086, 0x0bef, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &cdv_chip_ops },
98 #endif
99 { 0, }
101 MODULE_DEVICE_TABLE(pci, pciidlist);
104 * Standard IOCTLs.
106 static const struct drm_ioctl_desc psb_ioctls[] = {
109 static void psb_driver_lastclose(struct drm_device *dev)
111 int ret;
112 struct drm_psb_private *dev_priv = dev->dev_private;
113 struct psb_fbdev *fbdev = dev_priv->fbdev;
115 ret = drm_fb_helper_restore_fbdev_mode_unlocked(&fbdev->psb_fb_helper);
116 if (ret)
117 DRM_DEBUG("failed to restore crtc mode\n");
119 return;
122 static int psb_do_init(struct drm_device *dev)
124 struct drm_psb_private *dev_priv = dev->dev_private;
125 struct psb_gtt *pg = &dev_priv->gtt;
127 uint32_t stolen_gtt;
129 if (pg->mmu_gatt_start & 0x0FFFFFFF) {
130 dev_err(dev->dev, "Gatt must be 256M aligned. This is a bug.\n");
131 return -EINVAL;
134 stolen_gtt = (pg->stolen_size >> PAGE_SHIFT) * 4;
135 stolen_gtt = (stolen_gtt + PAGE_SIZE - 1) >> PAGE_SHIFT;
136 stolen_gtt = (stolen_gtt < pg->gtt_pages) ? stolen_gtt : pg->gtt_pages;
138 dev_priv->gatt_free_offset = pg->mmu_gatt_start +
139 (stolen_gtt << PAGE_SHIFT) * 1024;
141 spin_lock_init(&dev_priv->irqmask_lock);
142 spin_lock_init(&dev_priv->lock_2d);
144 PSB_WSGX32(0x00000000, PSB_CR_BIF_BANK0);
145 PSB_WSGX32(0x00000000, PSB_CR_BIF_BANK1);
146 PSB_RSGX32(PSB_CR_BIF_BANK1);
148 /* Do not bypass any MMU access, let them pagefault instead */
149 PSB_WSGX32((PSB_RSGX32(PSB_CR_BIF_CTRL) & ~_PSB_MMU_ER_MASK),
150 PSB_CR_BIF_CTRL);
151 PSB_RSGX32(PSB_CR_BIF_CTRL);
153 psb_spank(dev_priv);
155 /* mmu_gatt ?? */
156 PSB_WSGX32(pg->gatt_start, PSB_CR_BIF_TWOD_REQ_BASE);
157 PSB_RSGX32(PSB_CR_BIF_TWOD_REQ_BASE); /* Post */
159 return 0;
162 static int psb_driver_unload(struct drm_device *dev)
164 struct drm_psb_private *dev_priv = dev->dev_private;
166 /* TODO: Kill vblank etc here */
168 if (dev_priv) {
169 if (dev_priv->backlight_device)
170 gma_backlight_exit(dev);
171 psb_modeset_cleanup(dev);
173 if (dev_priv->ops->chip_teardown)
174 dev_priv->ops->chip_teardown(dev);
176 psb_intel_opregion_fini(dev);
178 if (dev_priv->pf_pd) {
179 psb_mmu_free_pagedir(dev_priv->pf_pd);
180 dev_priv->pf_pd = NULL;
182 if (dev_priv->mmu) {
183 struct psb_gtt *pg = &dev_priv->gtt;
185 down_read(&pg->sem);
186 psb_mmu_remove_pfn_sequence(
187 psb_mmu_get_default_pd
188 (dev_priv->mmu),
189 pg->mmu_gatt_start,
190 dev_priv->vram_stolen_size >> PAGE_SHIFT);
191 up_read(&pg->sem);
192 psb_mmu_driver_takedown(dev_priv->mmu);
193 dev_priv->mmu = NULL;
195 psb_gtt_takedown(dev);
196 if (dev_priv->scratch_page) {
197 set_pages_wb(dev_priv->scratch_page, 1);
198 __free_page(dev_priv->scratch_page);
199 dev_priv->scratch_page = NULL;
201 if (dev_priv->vdc_reg) {
202 iounmap(dev_priv->vdc_reg);
203 dev_priv->vdc_reg = NULL;
205 if (dev_priv->sgx_reg) {
206 iounmap(dev_priv->sgx_reg);
207 dev_priv->sgx_reg = NULL;
209 if (dev_priv->aux_reg) {
210 iounmap(dev_priv->aux_reg);
211 dev_priv->aux_reg = NULL;
213 if (dev_priv->aux_pdev)
214 pci_dev_put(dev_priv->aux_pdev);
215 if (dev_priv->lpc_pdev)
216 pci_dev_put(dev_priv->lpc_pdev);
218 /* Destroy VBT data */
219 psb_intel_destroy_bios(dev);
221 kfree(dev_priv);
222 dev->dev_private = NULL;
224 gma_power_uninit(dev);
225 return 0;
228 static int psb_driver_load(struct drm_device *dev, unsigned long flags)
230 struct drm_psb_private *dev_priv;
231 unsigned long resource_start, resource_len;
232 unsigned long irqflags;
233 int ret = -ENOMEM;
234 struct drm_connector *connector;
235 struct gma_encoder *gma_encoder;
236 struct psb_gtt *pg;
238 /* allocating and initializing driver private data */
239 dev_priv = kzalloc(sizeof(*dev_priv), GFP_KERNEL);
240 if (dev_priv == NULL)
241 return -ENOMEM;
243 dev_priv->ops = (struct psb_ops *)flags;
244 dev_priv->dev = dev;
245 dev->dev_private = (void *) dev_priv;
247 pg = &dev_priv->gtt;
249 pci_set_master(dev->pdev);
251 dev_priv->num_pipe = dev_priv->ops->pipes;
253 resource_start = pci_resource_start(dev->pdev, PSB_MMIO_RESOURCE);
255 dev_priv->vdc_reg =
256 ioremap(resource_start + PSB_VDC_OFFSET, PSB_VDC_SIZE);
257 if (!dev_priv->vdc_reg)
258 goto out_err;
260 dev_priv->sgx_reg = ioremap(resource_start + dev_priv->ops->sgx_offset,
261 PSB_SGX_SIZE);
262 if (!dev_priv->sgx_reg)
263 goto out_err;
265 if (IS_MRST(dev)) {
266 dev_priv->aux_pdev = pci_get_bus_and_slot(0, PCI_DEVFN(3, 0));
268 if (dev_priv->aux_pdev) {
269 resource_start = pci_resource_start(dev_priv->aux_pdev,
270 PSB_AUX_RESOURCE);
271 resource_len = pci_resource_len(dev_priv->aux_pdev,
272 PSB_AUX_RESOURCE);
273 dev_priv->aux_reg = ioremap_nocache(resource_start,
274 resource_len);
275 if (!dev_priv->aux_reg)
276 goto out_err;
278 DRM_DEBUG_KMS("Found aux vdc");
279 } else {
280 /* Couldn't find the aux vdc so map to primary vdc */
281 dev_priv->aux_reg = dev_priv->vdc_reg;
282 DRM_DEBUG_KMS("Couldn't find aux pci device");
284 dev_priv->gmbus_reg = dev_priv->aux_reg;
286 dev_priv->lpc_pdev = pci_get_bus_and_slot(0, PCI_DEVFN(31, 0));
287 if (dev_priv->lpc_pdev) {
288 pci_read_config_word(dev_priv->lpc_pdev, PSB_LPC_GBA,
289 &dev_priv->lpc_gpio_base);
290 pci_write_config_dword(dev_priv->lpc_pdev, PSB_LPC_GBA,
291 (u32)dev_priv->lpc_gpio_base | (1L<<31));
292 pci_read_config_word(dev_priv->lpc_pdev, PSB_LPC_GBA,
293 &dev_priv->lpc_gpio_base);
294 dev_priv->lpc_gpio_base &= 0xffc0;
295 if (dev_priv->lpc_gpio_base)
296 DRM_DEBUG_KMS("Found LPC GPIO at 0x%04x\n",
297 dev_priv->lpc_gpio_base);
298 else {
299 pci_dev_put(dev_priv->lpc_pdev);
300 dev_priv->lpc_pdev = NULL;
303 } else {
304 dev_priv->gmbus_reg = dev_priv->vdc_reg;
307 psb_intel_opregion_setup(dev);
309 ret = dev_priv->ops->chip_setup(dev);
310 if (ret)
311 goto out_err;
313 /* Init OSPM support */
314 gma_power_init(dev);
316 ret = -ENOMEM;
318 dev_priv->scratch_page = alloc_page(GFP_DMA32 | __GFP_ZERO);
319 if (!dev_priv->scratch_page)
320 goto out_err;
322 set_pages_uc(dev_priv->scratch_page, 1);
324 ret = psb_gtt_init(dev, 0);
325 if (ret)
326 goto out_err;
328 dev_priv->mmu = psb_mmu_driver_init(dev, 1, 0, 0);
329 if (!dev_priv->mmu)
330 goto out_err;
332 dev_priv->pf_pd = psb_mmu_alloc_pd(dev_priv->mmu, 1, 0);
333 if (!dev_priv->pf_pd)
334 goto out_err;
336 ret = psb_do_init(dev);
337 if (ret)
338 return ret;
340 /* Add stolen memory to SGX MMU */
341 down_read(&pg->sem);
342 ret = psb_mmu_insert_pfn_sequence(psb_mmu_get_default_pd(dev_priv->mmu),
343 dev_priv->stolen_base >> PAGE_SHIFT,
344 pg->gatt_start,
345 pg->stolen_size >> PAGE_SHIFT, 0);
346 up_read(&pg->sem);
348 psb_mmu_set_pd_context(psb_mmu_get_default_pd(dev_priv->mmu), 0);
349 psb_mmu_set_pd_context(dev_priv->pf_pd, 1);
351 PSB_WSGX32(0x20000000, PSB_CR_PDS_EXEC_BASE);
352 PSB_WSGX32(0x30000000, PSB_CR_BIF_3D_REQ_BASE);
354 acpi_video_register();
356 /* Setup vertical blanking handling */
357 ret = drm_vblank_init(dev, dev_priv->num_pipe);
358 if (ret)
359 goto out_err;
362 * Install interrupt handlers prior to powering off SGX or else we will
363 * crash.
365 dev_priv->vdc_irq_mask = 0;
366 dev_priv->pipestat[0] = 0;
367 dev_priv->pipestat[1] = 0;
368 dev_priv->pipestat[2] = 0;
369 spin_lock_irqsave(&dev_priv->irqmask_lock, irqflags);
370 PSB_WVDC32(0xFFFFFFFF, PSB_HWSTAM);
371 PSB_WVDC32(0x00000000, PSB_INT_ENABLE_R);
372 PSB_WVDC32(0xFFFFFFFF, PSB_INT_MASK_R);
373 spin_unlock_irqrestore(&dev_priv->irqmask_lock, irqflags);
375 drm_irq_install(dev, dev->pdev->irq);
377 dev->vblank_disable_allowed = true;
378 dev->max_vblank_count = 0xffffff; /* only 24 bits of frame count */
379 dev->driver->get_vblank_counter = psb_get_vblank_counter;
381 psb_modeset_init(dev);
382 psb_fbdev_init(dev);
383 drm_kms_helper_poll_init(dev);
385 /* Only add backlight support if we have LVDS output */
386 list_for_each_entry(connector, &dev->mode_config.connector_list,
387 head) {
388 gma_encoder = gma_attached_encoder(connector);
390 switch (gma_encoder->type) {
391 case INTEL_OUTPUT_LVDS:
392 case INTEL_OUTPUT_MIPI:
393 ret = gma_backlight_init(dev);
394 break;
398 if (ret)
399 return ret;
400 psb_intel_opregion_enable_asle(dev);
401 #if 0
402 /* Enable runtime pm at last */
403 pm_runtime_enable(&dev->pdev->dev);
404 pm_runtime_set_active(&dev->pdev->dev);
405 #endif
406 /* Intel drm driver load is done, continue doing pvr load */
407 return 0;
408 out_err:
409 psb_driver_unload(dev);
410 return ret;
413 static int psb_driver_device_is_agp(struct drm_device *dev)
415 return 0;
418 static inline void get_brightness(struct backlight_device *bd)
420 #ifdef CONFIG_BACKLIGHT_CLASS_DEVICE
421 if (bd) {
422 bd->props.brightness = bd->ops->get_brightness(bd);
423 backlight_update_status(bd);
425 #endif
428 static long psb_unlocked_ioctl(struct file *filp, unsigned int cmd,
429 unsigned long arg)
431 struct drm_file *file_priv = filp->private_data;
432 struct drm_device *dev = file_priv->minor->dev;
433 struct drm_psb_private *dev_priv = dev->dev_private;
434 static unsigned int runtime_allowed;
436 if (runtime_allowed == 1 && dev_priv->is_lvds_on) {
437 runtime_allowed++;
438 pm_runtime_allow(&dev->pdev->dev);
439 dev_priv->rpm_enabled = 1;
441 return drm_ioctl(filp, cmd, arg);
442 /* FIXME: do we need to wrap the other side of this */
446 * When a client dies:
447 * - Check for and clean up flipped page state
449 static void psb_driver_preclose(struct drm_device *dev, struct drm_file *priv)
453 static int psb_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
455 return drm_get_pci_dev(pdev, ent, &driver);
459 static void psb_pci_remove(struct pci_dev *pdev)
461 struct drm_device *dev = pci_get_drvdata(pdev);
462 drm_put_dev(dev);
465 static const struct dev_pm_ops psb_pm_ops = {
466 .resume = gma_power_resume,
467 .suspend = gma_power_suspend,
468 .thaw = gma_power_thaw,
469 .freeze = gma_power_freeze,
470 .restore = gma_power_restore,
471 .runtime_suspend = psb_runtime_suspend,
472 .runtime_resume = psb_runtime_resume,
473 .runtime_idle = psb_runtime_idle,
476 static const struct vm_operations_struct psb_gem_vm_ops = {
477 .fault = psb_gem_fault,
478 .open = drm_gem_vm_open,
479 .close = drm_gem_vm_close,
482 static const struct file_operations psb_gem_fops = {
483 .owner = THIS_MODULE,
484 .open = drm_open,
485 .release = drm_release,
486 .unlocked_ioctl = psb_unlocked_ioctl,
487 .mmap = drm_gem_mmap,
488 .poll = drm_poll,
489 .read = drm_read,
492 static struct drm_driver driver = {
493 .driver_features = DRIVER_HAVE_IRQ | DRIVER_IRQ_SHARED | \
494 DRIVER_MODESET | DRIVER_GEM,
495 .load = psb_driver_load,
496 .unload = psb_driver_unload,
497 .lastclose = psb_driver_lastclose,
498 .preclose = psb_driver_preclose,
499 .set_busid = drm_pci_set_busid,
501 .num_ioctls = ARRAY_SIZE(psb_ioctls),
502 .device_is_agp = psb_driver_device_is_agp,
503 .irq_preinstall = psb_irq_preinstall,
504 .irq_postinstall = psb_irq_postinstall,
505 .irq_uninstall = psb_irq_uninstall,
506 .irq_handler = psb_irq_handler,
507 .enable_vblank = psb_enable_vblank,
508 .disable_vblank = psb_disable_vblank,
509 .get_vblank_counter = psb_get_vblank_counter,
511 .gem_free_object = psb_gem_free_object,
512 .gem_vm_ops = &psb_gem_vm_ops,
514 .dumb_create = psb_gem_dumb_create,
515 .dumb_map_offset = psb_gem_dumb_map_gtt,
516 .dumb_destroy = drm_gem_dumb_destroy,
517 .ioctls = psb_ioctls,
518 .fops = &psb_gem_fops,
519 .name = DRIVER_NAME,
520 .desc = DRIVER_DESC,
521 .date = DRIVER_DATE,
522 .major = DRIVER_MAJOR,
523 .minor = DRIVER_MINOR,
524 .patchlevel = DRIVER_PATCHLEVEL
527 static struct pci_driver psb_pci_driver = {
528 .name = DRIVER_NAME,
529 .id_table = pciidlist,
530 .probe = psb_pci_probe,
531 .remove = psb_pci_remove,
532 .driver.pm = &psb_pm_ops,
535 static int __init psb_init(void)
537 return drm_pci_init(&driver, &psb_pci_driver);
540 static void __exit psb_exit(void)
542 drm_pci_exit(&driver, &psb_pci_driver);
545 late_initcall(psb_init);
546 module_exit(psb_exit);
548 MODULE_AUTHOR(DRIVER_AUTHOR);
549 MODULE_DESCRIPTION(DRIVER_DESC);
550 MODULE_LICENSE(DRIVER_LICENSE);