1 /**************************************************************************
2 * Copyright (c) 2007, Intel Corporation.
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms and conditions of the GNU General Public License,
7 * version 2, as published by the Free Software Foundation.
9 * This program is distributed in the hope it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
14 * You should have received a copy of the GNU General Public License along with
15 * this program; if not, write to the Free Software Foundation, Inc.,
16 * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
18 **************************************************************************/
20 #include <linux/module.h>
21 #include <linux/kernel.h>
22 #include <linux/errno.h>
23 #include <linux/string.h>
25 #include <linux/tty.h>
26 #include <linux/slab.h>
27 #include <linux/delay.h>
29 #include <linux/init.h>
30 #include <linux/console.h>
34 #include <drm/drm_crtc.h>
37 #include "psb_intel_reg.h"
38 #include "psb_intel_drv.h"
41 static void psb_user_framebuffer_destroy(struct drm_framebuffer
*fb
);
42 static int psb_user_framebuffer_create_handle(struct drm_framebuffer
*fb
,
43 struct drm_file
*file_priv
,
44 unsigned int *handle
);
46 static const struct drm_framebuffer_funcs psb_fb_funcs
= {
47 .destroy
= psb_user_framebuffer_destroy
,
48 .create_handle
= psb_user_framebuffer_create_handle
,
51 #define CMAP_TOHW(_val, _width) ((((_val) << (_width)) + 0x7FFF - (_val)) >> 16)
53 void *psbfb_vdc_reg(struct drm_device
*dev
)
55 struct drm_psb_private
*dev_priv
;
56 dev_priv
= (struct drm_psb_private
*) dev
->dev_private
;
57 return dev_priv
->vdc_reg
;
59 /*EXPORT_SYMBOL(psbfb_vdc_reg); */
61 static int psbfb_setcolreg(unsigned regno
, unsigned red
, unsigned green
,
62 unsigned blue
, unsigned transp
,
65 struct psb_fbdev
*fbdev
= info
->par
;
66 struct drm_framebuffer
*fb
= fbdev
->psb_fb_helper
.fb
;
75 red
= CMAP_TOHW(red
, info
->var
.red
.length
);
76 blue
= CMAP_TOHW(blue
, info
->var
.blue
.length
);
77 green
= CMAP_TOHW(green
, info
->var
.green
.length
);
78 transp
= CMAP_TOHW(transp
, info
->var
.transp
.length
);
80 v
= (red
<< info
->var
.red
.offset
) |
81 (green
<< info
->var
.green
.offset
) |
82 (blue
<< info
->var
.blue
.offset
) |
83 (transp
<< info
->var
.transp
.offset
);
86 switch (fb
->bits_per_pixel
) {
88 ((uint32_t *) info
->pseudo_palette
)[regno
] = v
;
92 ((uint32_t *) info
->pseudo_palette
)[regno
] = v
;
100 static int psbfb_kms_off(struct drm_device
*dev
, int suspend
)
102 struct drm_framebuffer
*fb
= 0;
103 struct psb_framebuffer
*psbfb
= to_psb_fb(fb
);
104 DRM_DEBUG("psbfb_kms_off_ioctl\n");
106 mutex_lock(&dev
->mode_config
.mutex
);
107 list_for_each_entry(fb
, &dev
->mode_config
.fb_list
, head
) {
108 struct fb_info
*info
= psbfb
->fbdev
;
111 fb_set_suspend(info
, 1);
112 drm_fb_helper_blank(FB_BLANK_POWERDOWN
, info
);
115 mutex_unlock(&dev
->mode_config
.mutex
);
119 int psbfb_kms_off_ioctl(struct drm_device
*dev
, void *data
,
120 struct drm_file
*file_priv
)
127 ret
= psbfb_kms_off(dev
, 0);
133 static int psbfb_kms_on(struct drm_device
*dev
, int resume
)
135 struct drm_framebuffer
*fb
= 0;
136 struct psb_framebuffer
*psbfb
= to_psb_fb(fb
);
138 DRM_DEBUG("psbfb_kms_on_ioctl\n");
140 mutex_lock(&dev
->mode_config
.mutex
);
141 list_for_each_entry(fb
, &dev
->mode_config
.fb_list
, head
) {
142 struct fb_info
*info
= psbfb
->fbdev
;
145 fb_set_suspend(info
, 0);
146 drm_fb_helper_blank(FB_BLANK_UNBLANK
, info
);
149 mutex_unlock(&dev
->mode_config
.mutex
);
154 int psbfb_kms_on_ioctl(struct drm_device
*dev
, void *data
,
155 struct drm_file
*file_priv
)
162 ret
= psbfb_kms_on(dev
, 0);
164 drm_helper_disable_unused_functions(dev
);
168 void psbfb_suspend(struct drm_device
*dev
)
171 psbfb_kms_off(dev
, 1);
175 void psbfb_resume(struct drm_device
*dev
)
178 psbfb_kms_on(dev
, 1);
180 drm_helper_disable_unused_functions(dev
);
183 static int psbfb_vm_fault(struct vm_area_struct
*vma
, struct vm_fault
*vmf
)
187 unsigned long address
= 0;
190 struct psb_framebuffer
*psbfb
= vma
->vm_private_data
;
191 struct drm_device
*dev
= psbfb
->base
.dev
;
192 struct drm_psb_private
*dev_priv
= dev
->dev_private
;
193 unsigned long phys_addr
= (unsigned long)dev_priv
->stolen_base
;
195 page_num
= (vma
->vm_end
- vma
->vm_start
) >> PAGE_SHIFT
;
197 address
= (unsigned long)vmf
->virtual_address
;
199 vma
->vm_page_prot
= pgprot_noncached(vma
->vm_page_prot
);
201 for (i
= 0; i
< page_num
; i
++) {
202 pfn
= (phys_addr
>> PAGE_SHIFT
); /* phys_to_pfn(phys_addr); */
204 ret
= vm_insert_mixed(vma
, address
, pfn
);
205 if (unlikely((ret
== -EBUSY
) || (ret
!= 0 && i
> 0)))
207 else if (unlikely(ret
!= 0)) {
208 ret
= (ret
== -ENOMEM
) ? VM_FAULT_OOM
: VM_FAULT_SIGBUS
;
212 address
+= PAGE_SIZE
;
213 phys_addr
+= PAGE_SIZE
;
216 return VM_FAULT_NOPAGE
;
219 static void psbfb_vm_open(struct vm_area_struct
*vma
)
221 DRM_DEBUG("vm_open\n");
224 static void psbfb_vm_close(struct vm_area_struct
*vma
)
226 DRM_DEBUG("vm_close\n");
229 static struct vm_operations_struct psbfb_vm_ops
= {
230 .fault
= psbfb_vm_fault
,
231 .open
= psbfb_vm_open
,
232 .close
= psbfb_vm_close
235 static int psbfb_mmap(struct fb_info
*info
, struct vm_area_struct
*vma
)
237 struct psb_fbdev
*fbdev
= info
->par
;
238 struct psb_framebuffer
*psbfb
= fbdev
->pfb
;
239 char *fb_screen_base
= NULL
;
240 struct drm_device
*dev
= psbfb
->base
.dev
;
241 struct drm_psb_private
*dev_priv
= dev
->dev_private
;
243 if (vma
->vm_pgoff
!= 0)
245 if (vma
->vm_pgoff
> (~0UL >> PAGE_SHIFT
))
248 if (!psbfb
->addr_space
)
249 psbfb
->addr_space
= vma
->vm_file
->f_mapping
;
251 fb_screen_base
= (char *)info
->screen_base
;
253 DRM_DEBUG("vm_pgoff 0x%lx, screen base %p vram_addr %p\n",
254 vma
->vm_pgoff
, fb_screen_base
,
255 dev_priv
->vram_addr
);
257 /* FIXME: ultimately this needs to become 'if entirely stolen memory' */
258 if (1 || fb_screen_base
== dev_priv
->vram_addr
) {
259 vma
->vm_ops
= &psbfb_vm_ops
;
260 vma
->vm_private_data
= (void *)psbfb
;
261 vma
->vm_flags
|= VM_RESERVED
| VM_IO
|
262 VM_MIXEDMAP
| VM_DONTEXPAND
;
264 /* GTT memory backed by kernel/user pages, needs a different
265 approach ? - GEM ? */
271 static int psbfb_ioctl(struct fb_info
*info
, unsigned int cmd
, unsigned long arg
)
273 struct psb_fbdev
*fbdev
= info
->par
;
274 struct psb_framebuffer
*psbfb
= fbdev
->pfb
;
275 struct drm_device
*dev
= psbfb
->base
.dev
;
276 struct drm_psb_private
*dev_priv
= dev
->dev_private
;
277 u32 __user
*p
= (u32 __user
*)arg
;
282 if (!capable(CAP_SYS_RAWIO
))
288 if (copy_from_user(buf
, p
+ 1, l
* sizeof(u32
)))
290 psbfb_2d_submit(dev_priv
, buf
, l
);
297 static struct fb_ops psbfb_ops
= {
298 .owner
= THIS_MODULE
,
299 .fb_check_var
= drm_fb_helper_check_var
,
300 .fb_set_par
= drm_fb_helper_set_par
,
301 .fb_blank
= drm_fb_helper_blank
,
302 .fb_setcolreg
= psbfb_setcolreg
,
303 .fb_fillrect
= psbfb_fillrect
,
304 .fb_copyarea
= psbfb_copyarea
,
305 .fb_imageblit
= psbfb_imageblit
,
306 .fb_mmap
= psbfb_mmap
,
307 .fb_sync
= psbfb_sync
,
308 .fb_ioctl
= psbfb_ioctl
,
311 static struct drm_framebuffer
*psb_framebuffer_create
312 (struct drm_device
*dev
, struct drm_mode_fb_cmd
*r
,
313 struct gtt_range
*gt
)
315 struct psb_framebuffer
*fb
;
318 fb
= kzalloc(sizeof(*fb
), GFP_KERNEL
);
322 ret
= drm_framebuffer_init(dev
, &fb
->base
, &psb_fb_funcs
);
327 drm_helper_mode_fill_fb_struct(&fb
->base
, r
);
339 * psbfb_alloc - allocate frame buffer memory
340 * @dev: the DRM device
341 * @aligned_size: space needed
343 * Allocate the frame buffer. In the usual case we get a GTT range that
344 * is stolen memory backed and life is simple. If there isn't sufficient
345 * stolen memory or the system has no stolen memory we allocate a range
346 * and back it with a GEM object.
348 * In this case the GEM object has no handle.
350 static struct gtt_range
*psbfb_alloc(struct drm_device
*dev
, int aligned_size
)
352 struct gtt_range
*backing
;
353 /* Begin by trying to use stolen memory backing */
354 backing
= psb_gtt_alloc_range(dev
, aligned_size
, "fb", 1);
357 /* Next try using GEM host memory */
358 backing
= psb_gtt_alloc_range(dev
, aligned_size
, "fb(gem)", 0);
362 /* Now back it with an object */
363 if (drm_gem_object_init(dev
, &backing
->gem
, aligned_size
) != 0) {
364 psb_gtt_free_range(dev
, backing
);
371 * psbfb_create - create a framebuffer
372 * @fbdev: the framebuffer device
373 * @sizes: specification of the layout
375 * Create a framebuffer to the specifications provided
377 static int psbfb_create(struct psb_fbdev
*fbdev
,
378 struct drm_fb_helper_surface_size
*sizes
)
380 struct drm_device
*dev
= fbdev
->psb_fb_helper
.dev
;
381 struct drm_psb_private
*dev_priv
= dev
->dev_private
;
382 struct fb_info
*info
;
383 struct drm_framebuffer
*fb
;
384 struct psb_framebuffer
*psbfb
;
385 struct drm_mode_fb_cmd mode_cmd
;
386 struct device
*device
= &dev
->pdev
->dev
;
387 int size
, aligned_size
;
389 struct gtt_range
*backing
;
391 mode_cmd
.width
= sizes
->surface_width
;
392 mode_cmd
.height
= sizes
->surface_height
;
395 /* HW requires pitch to be 64 byte aligned */
396 mode_cmd
.pitch
= ALIGN(mode_cmd
.width
* ((mode_cmd
.bpp
+ 1) / 8), 64);
399 size
= mode_cmd
.pitch
* mode_cmd
.height
;
400 aligned_size
= ALIGN(size
, PAGE_SIZE
);
402 /* Allocate the framebuffer in the GTT with stolen page backing */
403 backing
= psbfb_alloc(dev
, aligned_size
);
407 mutex_lock(&dev
->struct_mutex
);
408 fb
= psb_framebuffer_create(dev
, &mode_cmd
, backing
);
410 DRM_ERROR("failed to allocate fb.\n");
414 psbfb
= to_psb_fb(fb
);
416 info
= framebuffer_alloc(sizeof(struct psb_fbdev
), device
);
426 fbdev
->psb_fb_helper
.fb
= fb
;
427 fbdev
->psb_fb_helper
.fbdev
= info
;
430 strcpy(info
->fix
.id
, "psbfb");
432 info
->flags
= FBINFO_DEFAULT
;
433 info
->fbops
= &psbfb_ops
;
434 info
->fix
.smem_start
= dev
->mode_config
.fb_base
;
435 info
->fix
.smem_len
= size
;
437 /* Accessed via stolen memory directly, This only works for stolem
438 memory however. Need to address this once we start using gtt
440 info
->screen_base
= (char *)dev_priv
->vram_addr
+ backing
->offset
;
441 info
->screen_size
= size
;
442 memset(info
->screen_base
, 0, size
);
444 if (dev_priv
->pg
->stolen_size
) {
445 info
->apertures
= alloc_apertures(1);
446 if (!info
->apertures
) {
450 info
->apertures
->ranges
[0].base
= dev
->mode_config
.fb_base
;
451 info
->apertures
->ranges
[0].size
= dev_priv
->pg
->stolen_size
;
454 drm_fb_helper_fill_fix(info
, fb
->pitch
, fb
->depth
);
455 drm_fb_helper_fill_var(info
, &fbdev
->psb_fb_helper
,
456 sizes
->fb_width
, sizes
->fb_height
);
458 info
->fix
.mmio_start
= pci_resource_start(dev
->pdev
, 0);
459 info
->fix
.mmio_len
= pci_resource_len(dev
->pdev
, 0);
461 info
->pixmap
.size
= 64 * 1024;
462 info
->pixmap
.buf_align
= 8;
463 info
->pixmap
.access_align
= 32;
464 info
->pixmap
.flags
= FB_PIXMAP_SYSTEM
;
465 info
->pixmap
.scan_align
= 1;
467 DRM_DEBUG("fb depth is %d\n", fb
->depth
);
468 DRM_DEBUG(" pitch is %d\n", fb
->pitch
);
470 printk(KERN_INFO
"allocated %dx%d fb\n",
471 psbfb
->base
.width
, psbfb
->base
.height
);
473 mutex_unlock(&dev
->struct_mutex
);
477 fb
->funcs
->destroy(fb
);
479 mutex_unlock(&dev
->struct_mutex
);
480 psb_gtt_free_range(dev
, backing
);
485 * psb_user_framebuffer_create - create framebuffer
486 * @dev: our DRM device
490 * Create a new framebuffer backed by a userspace GEM object
492 static struct drm_framebuffer
*psb_user_framebuffer_create
493 (struct drm_device
*dev
, struct drm_file
*filp
,
494 struct drm_mode_fb_cmd
*cmd
)
497 struct drm_gem_object
*obj
;
498 struct psb_framebuffer
*psbfb
;
500 /* Find the GEM object and thus the gtt range object that is
501 to back this space */
502 obj
= drm_gem_object_lookup(dev
, filp
, cmd
->handle
);
504 return ERR_PTR(-ENOENT
);
506 /* Allocate a framebuffer */
507 psbfb
= kzalloc(sizeof(*psbfb
), GFP_KERNEL
);
509 drm_gem_object_unreference_unlocked(obj
);
510 return ERR_PTR(-ENOMEM
);
513 /* Let the core code do all the work */
514 r
= container_of(obj
, struct gtt_range
, gem
);
515 if (psb_framebuffer_create(dev
, cmd
, r
) == NULL
) {
516 drm_gem_object_unreference_unlocked(obj
);
518 return ERR_PTR(-EINVAL
);
520 /* Return the drm_framebuffer contained within the psb fbdev which
521 has been initialized by the framebuffer creation */
525 static void psbfb_gamma_set(struct drm_crtc
*crtc
, u16 red
, u16 green
,
528 DRM_DEBUG("%s\n", __func__
);
531 static void psbfb_gamma_get(struct drm_crtc
*crtc
, u16
*red
,
532 u16
*green
, u16
*blue
, int regno
)
534 DRM_DEBUG("%s\n", __func__
);
537 static int psbfb_probe(struct drm_fb_helper
*helper
,
538 struct drm_fb_helper_surface_size
*sizes
)
540 struct psb_fbdev
*psb_fbdev
= (struct psb_fbdev
*)helper
;
544 DRM_DEBUG("%s\n", __func__
);
547 ret
= psbfb_create(psb_fbdev
, sizes
);
555 struct drm_fb_helper_funcs psb_fb_helper_funcs
= {
556 .gamma_set
= psbfb_gamma_set
,
557 .gamma_get
= psbfb_gamma_get
,
558 .fb_probe
= psbfb_probe
,
561 int psb_fbdev_destroy(struct drm_device
*dev
, struct psb_fbdev
*fbdev
)
563 struct fb_info
*info
;
564 struct psb_framebuffer
*psbfb
= fbdev
->pfb
;
566 if (fbdev
->psb_fb_helper
.fbdev
) {
567 info
= fbdev
->psb_fb_helper
.fbdev
;
568 /* FIXME: this is a bit more inside knowledge than I'd like
569 but I don't see how to make a fake GEM object of the
570 stolen space nicely */
571 if (psbfb
->gtt
->stolen
)
572 psb_gtt_free_range(dev
, psbfb
->gtt
);
574 drm_gem_object_unreference(&psbfb
->gtt
->gem
);
575 unregister_framebuffer(info
);
576 iounmap(info
->screen_base
);
577 framebuffer_release(info
);
580 drm_fb_helper_fini(&fbdev
->psb_fb_helper
);
581 drm_framebuffer_cleanup(&psbfb
->base
);
585 int psb_fbdev_init(struct drm_device
*dev
)
587 struct psb_fbdev
*fbdev
;
588 struct drm_psb_private
*dev_priv
= dev
->dev_private
;
591 fbdev
= kzalloc(sizeof(struct psb_fbdev
), GFP_KERNEL
);
593 DRM_ERROR("no memory\n");
597 dev_priv
->fbdev
= fbdev
;
598 fbdev
->psb_fb_helper
.funcs
= &psb_fb_helper_funcs
;
602 drm_fb_helper_init(dev
, &fbdev
->psb_fb_helper
, num_crtc
,
605 drm_fb_helper_single_add_all_connectors(&fbdev
->psb_fb_helper
);
606 drm_fb_helper_initial_config(&fbdev
->psb_fb_helper
, 32);
610 void psb_fbdev_fini(struct drm_device
*dev
)
612 struct drm_psb_private
*dev_priv
= dev
->dev_private
;
614 if (!dev_priv
->fbdev
)
617 psb_fbdev_destroy(dev
, dev_priv
->fbdev
);
618 kfree(dev_priv
->fbdev
);
619 dev_priv
->fbdev
= NULL
;
622 static void psbfb_output_poll_changed(struct drm_device
*dev
)
624 struct drm_psb_private
*dev_priv
= dev
->dev_private
;
625 struct psb_fbdev
*fbdev
= (struct psb_fbdev
*)dev_priv
->fbdev
;
626 drm_fb_helper_hotplug_event(&fbdev
->psb_fb_helper
);
629 int psbfb_remove(struct drm_device
*dev
, struct drm_framebuffer
*fb
)
631 struct fb_info
*info
;
632 struct psb_framebuffer
*psbfb
= to_psb_fb(fb
);
640 framebuffer_release(info
);
643 /*EXPORT_SYMBOL(psbfb_remove); */
646 * psb_user_framebuffer_create_handle - add hamdle to a framebuffer
648 * @file_priv: our DRM file
649 * @handle: returned handle
651 * Our framebuffer object is a GTT range which also contains a GEM
652 * object. We need to turn it into a handle for userspace. GEM will do
655 static int psb_user_framebuffer_create_handle(struct drm_framebuffer
*fb
,
656 struct drm_file
*file_priv
,
657 unsigned int *handle
)
659 struct psb_framebuffer
*psbfb
= to_psb_fb(fb
);
660 struct gtt_range
*r
= psbfb
->gtt
;
663 return drm_gem_handle_create(file_priv
, &r
->gem
, handle
);
667 * psb_user_framebuffer_destroy - destruct user created fb
670 * User framebuffers are backed by GEM objects so all we have to do is
671 * clean up a bit and drop the reference, GEM will handle the fallout
673 static void psb_user_framebuffer_destroy(struct drm_framebuffer
*fb
)
675 struct drm_device
*dev
= fb
->dev
;
676 struct psb_framebuffer
*psbfb
= to_psb_fb(fb
);
677 struct gtt_range
*r
= psbfb
->gtt
;
680 psbfb_remove(dev
, fb
);
682 /* Let DRM do its clean up */
683 drm_framebuffer_cleanup(fb
);
684 /* We are no longer using the resource in GEM */
685 drm_gem_object_unreference_unlocked(&r
->gem
);
690 static const struct drm_mode_config_funcs psb_mode_funcs
= {
691 .fb_create
= psb_user_framebuffer_create
,
692 .output_poll_changed
= psbfb_output_poll_changed
,
695 static int psb_create_backlight_property(struct drm_device
*dev
)
697 struct drm_psb_private
*dev_priv
698 = (struct drm_psb_private
*) dev
->dev_private
;
699 struct drm_property
*backlight
;
701 if (dev_priv
->backlight_property
)
704 backlight
= drm_property_create(dev
,
708 backlight
->values
[0] = 0;
709 backlight
->values
[1] = 100;
711 dev_priv
->backlight_property
= backlight
;
716 static void psb_setup_outputs(struct drm_device
*dev
)
718 struct drm_psb_private
*dev_priv
=
719 (struct drm_psb_private
*) dev
->dev_private
;
720 struct drm_connector
*connector
;
722 PSB_DEBUG_ENTRY("\n");
724 drm_mode_create_scaling_mode_property(dev
);
726 psb_create_backlight_property(dev
);
729 if (dev_priv
->iLVDS_enable
)
730 mrst_lvds_init(dev
, &dev_priv
->mode_dev
);
732 DRM_ERROR("DSI is not supported\n");
734 psb_intel_lvds_init(dev
, &dev_priv
->mode_dev
);
735 psb_intel_sdvo_init(dev
, SDVOB
);
738 list_for_each_entry(connector
, &dev
->mode_config
.connector_list
,
740 struct psb_intel_output
*psb_intel_output
=
741 to_psb_intel_output(connector
);
742 struct drm_encoder
*encoder
= &psb_intel_output
->enc
;
743 int crtc_mask
= 0, clone_mask
= 0;
746 switch (psb_intel_output
->type
) {
747 case INTEL_OUTPUT_SDVO
:
748 crtc_mask
= ((1 << 0) | (1 << 1));
749 clone_mask
= (1 << INTEL_OUTPUT_SDVO
);
751 case INTEL_OUTPUT_LVDS
:
752 PSB_DEBUG_ENTRY("LVDS.\n");
754 crtc_mask
= (1 << 0);
756 crtc_mask
= (1 << 1);
757 clone_mask
= (1 << INTEL_OUTPUT_LVDS
);
759 case INTEL_OUTPUT_MIPI
:
760 PSB_DEBUG_ENTRY("MIPI.\n");
761 crtc_mask
= (1 << 0);
762 clone_mask
= (1 << INTEL_OUTPUT_MIPI
);
764 case INTEL_OUTPUT_MIPI2
:
765 PSB_DEBUG_ENTRY("MIPI2.\n");
766 crtc_mask
= (1 << 2);
767 clone_mask
= (1 << INTEL_OUTPUT_MIPI2
);
769 case INTEL_OUTPUT_HDMI
:
770 PSB_DEBUG_ENTRY("HDMI.\n");
771 crtc_mask
= (1 << 1);
772 clone_mask
= (1 << INTEL_OUTPUT_HDMI
);
776 encoder
->possible_crtcs
= crtc_mask
;
777 encoder
->possible_clones
=
778 psb_intel_connector_clones(dev
, clone_mask
);
783 void psb_modeset_init(struct drm_device
*dev
)
785 struct drm_psb_private
*dev_priv
=
786 (struct drm_psb_private
*) dev
->dev_private
;
787 struct psb_intel_mode_device
*mode_dev
= &dev_priv
->mode_dev
;
790 PSB_DEBUG_ENTRY("\n");
792 drm_mode_config_init(dev
);
794 dev
->mode_config
.min_width
= 0;
795 dev
->mode_config
.min_height
= 0;
797 dev
->mode_config
.funcs
= (void *) &psb_mode_funcs
;
799 /* set memory base */
800 /* MRST and PSB should use BAR 2*/
801 pci_read_config_dword(dev
->pdev
, PSB_BSM
, (u32
*)
802 &(dev
->mode_config
.fb_base
));
804 /* num pipes is 2 for PSB but 1 for Mrst */
805 for (i
= 0; i
< dev_priv
->num_pipe
; i
++)
806 psb_intel_crtc_init(dev
, i
, mode_dev
);
808 dev
->mode_config
.max_width
= 2048;
809 dev
->mode_config
.max_height
= 2048;
811 psb_setup_outputs(dev
);
814 /* drm_initial_config(dev); */
817 void psb_modeset_cleanup(struct drm_device
*dev
)
819 mutex_lock(&dev
->struct_mutex
);
821 drm_kms_helper_poll_fini(dev
);
824 drm_mode_config_cleanup(dev
);
826 mutex_unlock(&dev
->struct_mutex
);