diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_fbcon.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_fbcon.c | 479 | 
1 files changed, 286 insertions, 193 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_fbcon.c b/drivers/gpu/drm/nouveau/nouveau_fbcon.c index 02a4d1fd484..191665ee7f5 100644 --- a/drivers/gpu/drm/nouveau/nouveau_fbcon.c +++ b/drivers/gpu/drm/nouveau/nouveau_fbcon.c @@ -36,54 +36,144 @@  #include <linux/init.h>  #include <linux/screen_info.h>  #include <linux/vga_switcheroo.h> +#include <linux/console.h> + +#include <drm/drmP.h> +#include <drm/drm_crtc.h> +#include <drm/drm_crtc_helper.h> +#include <drm/drm_fb_helper.h> -#include "drmP.h" -#include "drm.h" -#include "drm_crtc.h" -#include "drm_crtc_helper.h" -#include "drm_fb_helper.h" -#include "nouveau_drv.h"  #include "nouveau_drm.h" -#include "nouveau_crtc.h" -#include "nouveau_fb.h" +#include "nouveau_gem.h" +#include "nouveau_bo.h"  #include "nouveau_fbcon.h" -#include "nouveau_dma.h" +#include "nouveau_chan.h" + +#include "nouveau_crtc.h" + +#include <core/client.h> +#include <core/device.h> + +#include <subdev/fb.h> + +MODULE_PARM_DESC(nofbaccel, "Disable fbcon acceleration"); +static int nouveau_nofbaccel = 0; +module_param_named(nofbaccel, nouveau_nofbaccel, int, 0400); + +static void +nouveau_fbcon_fillrect(struct fb_info *info, const struct fb_fillrect *rect) +{ +	struct nouveau_fbdev *fbcon = info->par; +	struct nouveau_drm *drm = nouveau_drm(fbcon->dev); +	struct nouveau_device *device = nv_device(drm->device); +	int ret; + +	if (info->state != FBINFO_STATE_RUNNING) +		return; + +	ret = -ENODEV; +	if (!in_interrupt() && !(info->flags & FBINFO_HWACCEL_DISABLED) && +	    mutex_trylock(&drm->client.mutex)) { +		if (device->card_type < NV_50) +			ret = nv04_fbcon_fillrect(info, rect); +		else +		if (device->card_type < NV_C0) +			ret = nv50_fbcon_fillrect(info, rect); +		else +			ret = nvc0_fbcon_fillrect(info, rect); +		mutex_unlock(&drm->client.mutex); +	} + +	if (ret == 0) +		return; + +	if (ret != -ENODEV) +		nouveau_fbcon_gpu_lockup(info); +	cfb_fillrect(info, rect); +} + +static void +nouveau_fbcon_copyarea(struct fb_info *info, const struct fb_copyarea *image) +{ +	struct nouveau_fbdev *fbcon = info->par; +	struct nouveau_drm *drm = nouveau_drm(fbcon->dev); +	struct nouveau_device *device = nv_device(drm->device); +	int ret; + +	if (info->state != FBINFO_STATE_RUNNING) +		return; + +	ret = -ENODEV; +	if (!in_interrupt() && !(info->flags & FBINFO_HWACCEL_DISABLED) && +	    mutex_trylock(&drm->client.mutex)) { +		if (device->card_type < NV_50) +			ret = nv04_fbcon_copyarea(info, image); +		else +		if (device->card_type < NV_C0) +			ret = nv50_fbcon_copyarea(info, image); +		else +			ret = nvc0_fbcon_copyarea(info, image); +		mutex_unlock(&drm->client.mutex); +	} + +	if (ret == 0) +		return; + +	if (ret != -ENODEV) +		nouveau_fbcon_gpu_lockup(info); +	cfb_copyarea(info, image); +} + +static void +nouveau_fbcon_imageblit(struct fb_info *info, const struct fb_image *image) +{ +	struct nouveau_fbdev *fbcon = info->par; +	struct nouveau_drm *drm = nouveau_drm(fbcon->dev); +	struct nouveau_device *device = nv_device(drm->device); +	int ret; + +	if (info->state != FBINFO_STATE_RUNNING) +		return; + +	ret = -ENODEV; +	if (!in_interrupt() && !(info->flags & FBINFO_HWACCEL_DISABLED) && +	    mutex_trylock(&drm->client.mutex)) { +		if (device->card_type < NV_50) +			ret = nv04_fbcon_imageblit(info, image); +		else +		if (device->card_type < NV_C0) +			ret = nv50_fbcon_imageblit(info, image); +		else +			ret = nvc0_fbcon_imageblit(info, image); +		mutex_unlock(&drm->client.mutex); +	} + +	if (ret == 0) +		return; + +	if (ret != -ENODEV) +		nouveau_fbcon_gpu_lockup(info); +	cfb_imageblit(info, image); +}  static int  nouveau_fbcon_sync(struct fb_info *info)  { -	struct nouveau_fbdev *nfbdev = info->par; -	struct drm_device *dev = nfbdev->dev; -	struct drm_nouveau_private *dev_priv = dev->dev_private; -	struct nouveau_channel *chan = dev_priv->channel; -	int ret, i; +	struct nouveau_fbdev *fbcon = info->par; +	struct nouveau_drm *drm = nouveau_drm(fbcon->dev); +	struct nouveau_channel *chan = drm->channel; +	int ret; -	if (!chan || !chan->accel_done || +	if (!chan || !chan->accel_done || in_interrupt() ||  	    info->state != FBINFO_STATE_RUNNING ||  	    info->flags & FBINFO_HWACCEL_DISABLED)  		return 0; -	if (RING_SPACE(chan, 4)) { -		nouveau_fbcon_gpu_lockup(info); +	if (!mutex_trylock(&drm->client.mutex))  		return 0; -	} - -	BEGIN_RING(chan, 0, 0x0104, 1); -	OUT_RING(chan, 0); -	BEGIN_RING(chan, 0, 0x0100, 1); -	OUT_RING(chan, 0); -	nouveau_bo_wr32(chan->notifier_bo, chan->m2mf_ntfy + 3, 0xffffffff); -	FIRE_RING(chan); - -	ret = -EBUSY; -	for (i = 0; i < 100000; i++) { -		if (!nouveau_bo_rd32(chan->notifier_bo, chan->m2mf_ntfy + 3)) { -			ret = 0; -			break; -		} -		DRM_UDELAY(1); -	} +	ret = nouveau_channel_idle(chan); +	mutex_unlock(&drm->client.mutex);  	if (ret) {  		nouveau_fbcon_gpu_lockup(info);  		return 0; @@ -97,9 +187,9 @@ static struct fb_ops nouveau_fbcon_ops = {  	.owner = THIS_MODULE,  	.fb_check_var = drm_fb_helper_check_var,  	.fb_set_par = drm_fb_helper_set_par, -	.fb_fillrect = cfb_fillrect, -	.fb_copyarea = cfb_copyarea, -	.fb_imageblit = cfb_imageblit, +	.fb_fillrect = nouveau_fbcon_fillrect, +	.fb_copyarea = nouveau_fbcon_copyarea, +	.fb_imageblit = nouveau_fbcon_imageblit,  	.fb_sync = nouveau_fbcon_sync,  	.fb_pan_display = drm_fb_helper_pan_display,  	.fb_blank = drm_fb_helper_blank, @@ -108,29 +198,13 @@ static struct fb_ops nouveau_fbcon_ops = {  	.fb_debug_leave = drm_fb_helper_debug_leave,  }; -static struct fb_ops nv04_fbcon_ops = { +static struct fb_ops nouveau_fbcon_sw_ops = {  	.owner = THIS_MODULE,  	.fb_check_var = drm_fb_helper_check_var,  	.fb_set_par = drm_fb_helper_set_par, -	.fb_fillrect = nv04_fbcon_fillrect, -	.fb_copyarea = nv04_fbcon_copyarea, -	.fb_imageblit = nv04_fbcon_imageblit, -	.fb_sync = nouveau_fbcon_sync, -	.fb_pan_display = drm_fb_helper_pan_display, -	.fb_blank = drm_fb_helper_blank, -	.fb_setcmap = drm_fb_helper_setcmap, -	.fb_debug_enter = drm_fb_helper_debug_enter, -	.fb_debug_leave = drm_fb_helper_debug_leave, -}; - -static struct fb_ops nv50_fbcon_ops = { -	.owner = THIS_MODULE, -	.fb_check_var = drm_fb_helper_check_var, -	.fb_set_par = drm_fb_helper_set_par, -	.fb_fillrect = nv50_fbcon_fillrect, -	.fb_copyarea = nv50_fbcon_copyarea, -	.fb_imageblit = nv50_fbcon_imageblit, -	.fb_sync = nouveau_fbcon_sync, +	.fb_fillrect = cfb_fillrect, +	.fb_copyarea = cfb_copyarea, +	.fb_imageblit = cfb_imageblit,  	.fb_pan_display = drm_fb_helper_pan_display,  	.fb_blank = drm_fb_helper_blank,  	.fb_setcmap = drm_fb_helper_setcmap, @@ -159,9 +233,9 @@ static void nouveau_fbcon_gamma_get(struct drm_crtc *crtc, u16 *red, u16 *green,  }  static void -nouveau_fbcon_zfill(struct drm_device *dev, struct nouveau_fbdev *nfbdev) +nouveau_fbcon_zfill(struct drm_device *dev, struct nouveau_fbdev *fbcon)  { -	struct fb_info *info = nfbdev->helper.fbdev; +	struct fb_info *info = fbcon->helper.fbdev;  	struct fb_fillrect rect;  	/* Clear the entire fbcon.  The drm will program every connector @@ -177,179 +251,165 @@ nouveau_fbcon_zfill(struct drm_device *dev, struct nouveau_fbdev *nfbdev)  }  static int -nouveau_fbcon_create(struct nouveau_fbdev *nfbdev, +nouveau_fbcon_create(struct drm_fb_helper *helper,  		     struct drm_fb_helper_surface_size *sizes)  { -	struct drm_device *dev = nfbdev->dev; -	struct drm_nouveau_private *dev_priv = dev->dev_private; +	struct nouveau_fbdev *fbcon = (struct nouveau_fbdev *)helper; +	struct drm_device *dev = fbcon->dev; +	struct nouveau_drm *drm = nouveau_drm(dev); +	struct nouveau_device *device = nv_device(drm->device);  	struct fb_info *info;  	struct drm_framebuffer *fb;  	struct nouveau_framebuffer *nouveau_fb; +	struct nouveau_channel *chan;  	struct nouveau_bo *nvbo; -	struct drm_mode_fb_cmd mode_cmd; +	struct drm_mode_fb_cmd2 mode_cmd;  	struct pci_dev *pdev = dev->pdev; -	struct device *device = &pdev->dev;  	int size, ret;  	mode_cmd.width = sizes->surface_width;  	mode_cmd.height = sizes->surface_height; -	mode_cmd.bpp = sizes->surface_bpp; -	mode_cmd.pitch = mode_cmd.width * (mode_cmd.bpp >> 3); -	mode_cmd.pitch = roundup(mode_cmd.pitch, 256); -	mode_cmd.depth = sizes->surface_depth; +	mode_cmd.pitches[0] = mode_cmd.width * (sizes->surface_bpp >> 3); +	mode_cmd.pitches[0] = roundup(mode_cmd.pitches[0], 256); + +	mode_cmd.pixel_format = drm_mode_legacy_fb_format(sizes->surface_bpp, +							  sizes->surface_depth); -	size = mode_cmd.pitch * mode_cmd.height; +	size = mode_cmd.pitches[0] * mode_cmd.height;  	size = roundup(size, PAGE_SIZE); -	ret = nouveau_gem_new(dev, dev_priv->channel, size, 0, TTM_PL_FLAG_VRAM, -			      0, 0x0000, false, true, &nvbo); +	ret = nouveau_gem_new(dev, size, 0, NOUVEAU_GEM_DOMAIN_VRAM, +			      0, 0x0000, &nvbo);  	if (ret) { -		NV_ERROR(dev, "failed to allocate framebuffer\n"); +		NV_ERROR(drm, "failed to allocate framebuffer\n");  		goto out;  	}  	ret = nouveau_bo_pin(nvbo, TTM_PL_FLAG_VRAM);  	if (ret) { -		NV_ERROR(dev, "failed to pin fb: %d\n", ret); -		nouveau_bo_ref(NULL, &nvbo); -		goto out; +		NV_ERROR(drm, "failed to pin fb: %d\n", ret); +		goto out_unref;  	}  	ret = nouveau_bo_map(nvbo);  	if (ret) { -		NV_ERROR(dev, "failed to map fb: %d\n", ret); -		nouveau_bo_unpin(nvbo); -		nouveau_bo_ref(NULL, &nvbo); -		goto out; +		NV_ERROR(drm, "failed to map fb: %d\n", ret); +		goto out_unpin; +	} + +	chan = nouveau_nofbaccel ? NULL : drm->channel; +	if (chan && device->card_type >= NV_50) { +		ret = nouveau_bo_vma_add(nvbo, nv_client(chan->cli)->vm, +					&fbcon->nouveau_fb.vma); +		if (ret) { +			NV_ERROR(drm, "failed to map fb into chan: %d\n", ret); +			chan = NULL; +		}  	}  	mutex_lock(&dev->struct_mutex); -	info = framebuffer_alloc(0, device); +	info = framebuffer_alloc(0, &pdev->dev);  	if (!info) {  		ret = -ENOMEM; -		goto out_unref; +		goto out_unlock;  	}  	ret = fb_alloc_cmap(&info->cmap, 256, 0);  	if (ret) {  		ret = -ENOMEM; -		goto out_unref; +		framebuffer_release(info); +		goto out_unlock;  	} -	info->par = nfbdev; +	info->par = fbcon; -	nouveau_framebuffer_init(dev, &nfbdev->nouveau_fb, &mode_cmd, nvbo); +	nouveau_framebuffer_init(dev, &fbcon->nouveau_fb, &mode_cmd, nvbo); -	nouveau_fb = &nfbdev->nouveau_fb; +	nouveau_fb = &fbcon->nouveau_fb;  	fb = &nouveau_fb->base;  	/* setup helper */ -	nfbdev->helper.fb = fb; -	nfbdev->helper.fbdev = info; +	fbcon->helper.fb = fb; +	fbcon->helper.fbdev = info;  	strcpy(info->fix.id, "nouveaufb"); -	if (nouveau_nofbaccel) +	if (!chan)  		info->flags = FBINFO_DEFAULT | FBINFO_HWACCEL_DISABLED;  	else  		info->flags = FBINFO_DEFAULT | FBINFO_HWACCEL_COPYAREA |  			      FBINFO_HWACCEL_FILLRECT |  			      FBINFO_HWACCEL_IMAGEBLIT;  	info->flags |= FBINFO_CAN_FORCE_OUTPUT; -	info->fbops = &nouveau_fbcon_ops; -	info->fix.smem_start = dev->mode_config.fb_base + nvbo->bo.offset - -			       dev_priv->vm_vram_base; +	info->fbops = &nouveau_fbcon_sw_ops; +	info->fix.smem_start = nvbo->bo.mem.bus.base + +			       nvbo->bo.mem.bus.offset;  	info->fix.smem_len = size;  	info->screen_base = nvbo_kmap_obj_iovirtual(nouveau_fb->nvbo);  	info->screen_size = size; -	drm_fb_helper_fill_fix(info, fb->pitch, fb->depth); -	drm_fb_helper_fill_var(info, &nfbdev->helper, sizes->fb_width, sizes->fb_height); +	drm_fb_helper_fill_fix(info, fb->pitches[0], fb->depth); +	drm_fb_helper_fill_var(info, &fbcon->helper, sizes->fb_width, sizes->fb_height); -	/* FIXME: we really shouldn't expose mmio space at all */ -	info->fix.mmio_start = pci_resource_start(pdev, 1); -	info->fix.mmio_len = pci_resource_len(pdev, 1); +	/* Use default scratch pixmap (info->pixmap.flags = FB_PIXMAP_SYSTEM) */ -	/* Set aperture base/size for vesafb takeover */ -	info->apertures = dev_priv->apertures; -	if (!info->apertures) { -		ret = -ENOMEM; -		goto out_unref; -	} +	mutex_unlock(&dev->struct_mutex); -	info->pixmap.size = 64*1024; -	info->pixmap.buf_align = 8; -	info->pixmap.access_align = 32; -	info->pixmap.flags = FB_PIXMAP_SYSTEM; -	info->pixmap.scan_align = 1; - -	if (dev_priv->channel && !nouveau_nofbaccel) { -		switch (dev_priv->card_type) { -		case NV_C0: -			break; -		case NV_50: -			nv50_fbcon_accel_init(info); -			info->fbops = &nv50_fbcon_ops; -			break; -		default: -			nv04_fbcon_accel_init(info); -			info->fbops = &nv04_fbcon_ops; -			break; -		}; +	if (chan) { +		ret = -ENODEV; +		if (device->card_type < NV_50) +			ret = nv04_fbcon_accel_init(info); +		else +		if (device->card_type < NV_C0) +			ret = nv50_fbcon_accel_init(info); +		else +			ret = nvc0_fbcon_accel_init(info); + +		if (ret == 0) +			info->fbops = &nouveau_fbcon_ops;  	} -	nouveau_fbcon_zfill(dev, nfbdev); +	nouveau_fbcon_zfill(dev, fbcon);  	/* To allow resizeing without swapping buffers */ -	NV_INFO(dev, "allocated %dx%d fb: 0x%lx, bo %p\n", -						nouveau_fb->base.width, -						nouveau_fb->base.height, -						nvbo->bo.offset, nvbo); +	NV_INFO(drm, "allocated %dx%d fb: 0x%lx, bo %p\n", +		nouveau_fb->base.width, nouveau_fb->base.height, +		nvbo->bo.offset, nvbo); -	mutex_unlock(&dev->struct_mutex);  	vga_switcheroo_client_fb_set(dev->pdev, info);  	return 0; -out_unref: +out_unlock:  	mutex_unlock(&dev->struct_mutex); +	if (chan) +		nouveau_bo_vma_del(nvbo, &fbcon->nouveau_fb.vma); +	nouveau_bo_unmap(nvbo); +out_unpin: +	nouveau_bo_unpin(nvbo); +out_unref: +	nouveau_bo_ref(NULL, &nvbo);  out:  	return ret;  } -static int -nouveau_fbcon_find_or_create_single(struct drm_fb_helper *helper, -				    struct drm_fb_helper_surface_size *sizes) -{ -	struct nouveau_fbdev *nfbdev = (struct nouveau_fbdev *)helper; -	int new_fb = 0; -	int ret; - -	if (!helper->fb) { -		ret = nouveau_fbcon_create(nfbdev, sizes); -		if (ret) -			return ret; -		new_fb = 1; -	} -	return new_fb; -} -  void  nouveau_fbcon_output_poll_changed(struct drm_device *dev)  { -	struct drm_nouveau_private *dev_priv = dev->dev_private; -	drm_fb_helper_hotplug_event(&dev_priv->nfbdev->helper); +	struct nouveau_drm *drm = nouveau_drm(dev); +	if (drm->fbcon) +		drm_fb_helper_hotplug_event(&drm->fbcon->helper);  }  static int -nouveau_fbcon_destroy(struct drm_device *dev, struct nouveau_fbdev *nfbdev) +nouveau_fbcon_destroy(struct drm_device *dev, struct nouveau_fbdev *fbcon)  { -	struct nouveau_framebuffer *nouveau_fb = &nfbdev->nouveau_fb; +	struct nouveau_framebuffer *nouveau_fb = &fbcon->nouveau_fb;  	struct fb_info *info; -	if (nfbdev->helper.fbdev) { -		info = nfbdev->helper.fbdev; +	if (fbcon->helper.fbdev) { +		info = fbcon->helper.fbdev;  		unregister_framebuffer(info);  		if (info->cmap.len)  			fb_dealloc_cmap(&info->cmap); @@ -358,90 +418,123 @@ nouveau_fbcon_destroy(struct drm_device *dev, struct nouveau_fbdev *nfbdev)  	if (nouveau_fb->nvbo) {  		nouveau_bo_unmap(nouveau_fb->nvbo); -		drm_gem_object_unreference_unlocked(nouveau_fb->nvbo->gem); +		nouveau_bo_vma_del(nouveau_fb->nvbo, &nouveau_fb->vma); +		nouveau_bo_unpin(nouveau_fb->nvbo); +		drm_gem_object_unreference_unlocked(&nouveau_fb->nvbo->gem);  		nouveau_fb->nvbo = NULL;  	} -	drm_fb_helper_fini(&nfbdev->helper); +	drm_fb_helper_fini(&fbcon->helper); +	drm_framebuffer_unregister_private(&nouveau_fb->base);  	drm_framebuffer_cleanup(&nouveau_fb->base);  	return 0;  }  void nouveau_fbcon_gpu_lockup(struct fb_info *info)  { -	struct nouveau_fbdev *nfbdev = info->par; -	struct drm_device *dev = nfbdev->dev; +	struct nouveau_fbdev *fbcon = info->par; +	struct nouveau_drm *drm = nouveau_drm(fbcon->dev); -	NV_ERROR(dev, "GPU lockup - switching to software fbcon\n"); +	NV_ERROR(drm, "GPU lockup - switching to software fbcon\n");  	info->flags |= FBINFO_HWACCEL_DISABLED;  }  static struct drm_fb_helper_funcs nouveau_fbcon_helper_funcs = {  	.gamma_set = nouveau_fbcon_gamma_set,  	.gamma_get = nouveau_fbcon_gamma_get, -	.fb_probe = nouveau_fbcon_find_or_create_single, +	.fb_probe = nouveau_fbcon_create,  }; -int nouveau_fbcon_init(struct drm_device *dev) +int +nouveau_fbcon_init(struct drm_device *dev)  { -	struct drm_nouveau_private *dev_priv = dev->dev_private; -	struct nouveau_fbdev *nfbdev; +	struct nouveau_drm *drm = nouveau_drm(dev); +	struct nouveau_fb *pfb = nouveau_fb(drm->device); +	struct nouveau_fbdev *fbcon; +	int preferred_bpp;  	int ret; -	nfbdev = kzalloc(sizeof(struct nouveau_fbdev), GFP_KERNEL); -	if (!nfbdev) +	if (!dev->mode_config.num_crtc || +	    (dev->pdev->class >> 8) != PCI_CLASS_DISPLAY_VGA) +		return 0; + +	fbcon = kzalloc(sizeof(struct nouveau_fbdev), GFP_KERNEL); +	if (!fbcon)  		return -ENOMEM; -	nfbdev->dev = dev; -	dev_priv->nfbdev = nfbdev; -	nfbdev->helper.funcs = &nouveau_fbcon_helper_funcs; +	fbcon->dev = dev; +	drm->fbcon = fbcon; +	fbcon->helper.funcs = &nouveau_fbcon_helper_funcs; -	ret = drm_fb_helper_init(dev, &nfbdev->helper, -				 nv_two_heads(dev) ? 2 : 1, 4); +	ret = drm_fb_helper_init(dev, &fbcon->helper, +				 dev->mode_config.num_crtc, 4);  	if (ret) { -		kfree(nfbdev); +		kfree(fbcon);  		return ret;  	} -	drm_fb_helper_single_add_all_connectors(&nfbdev->helper); -	drm_fb_helper_initial_config(&nfbdev->helper, 32); -	return 0; -} +	drm_fb_helper_single_add_all_connectors(&fbcon->helper); -void nouveau_fbcon_fini(struct drm_device *dev) -{ -	struct drm_nouveau_private *dev_priv = dev->dev_private; +	if (pfb->ram->size <= 32 * 1024 * 1024) +		preferred_bpp = 8; +	else +	if (pfb->ram->size <= 64 * 1024 * 1024) +		preferred_bpp = 16; +	else +		preferred_bpp = 32; -	if (!dev_priv->nfbdev) -		return; +	/* disable all the possible outputs/crtcs before entering KMS mode */ +	drm_helper_disable_unused_functions(dev); -	nouveau_fbcon_destroy(dev, dev_priv->nfbdev); -	kfree(dev_priv->nfbdev); -	dev_priv->nfbdev = NULL; +	drm_fb_helper_initial_config(&fbcon->helper, preferred_bpp); +	return 0;  } -void nouveau_fbcon_save_disable_accel(struct drm_device *dev) +void +nouveau_fbcon_fini(struct drm_device *dev)  { -	struct drm_nouveau_private *dev_priv = dev->dev_private; +	struct nouveau_drm *drm = nouveau_drm(dev); + +	if (!drm->fbcon) +		return; -	dev_priv->nfbdev->saved_flags = dev_priv->nfbdev->helper.fbdev->flags; -	dev_priv->nfbdev->helper.fbdev->flags |= FBINFO_HWACCEL_DISABLED; +	nouveau_fbcon_destroy(dev, drm->fbcon); +	kfree(drm->fbcon); +	drm->fbcon = NULL;  } -void nouveau_fbcon_restore_accel(struct drm_device *dev) +void +nouveau_fbcon_save_disable_accel(struct drm_device *dev)  { -	struct drm_nouveau_private *dev_priv = dev->dev_private; -	dev_priv->nfbdev->helper.fbdev->flags = dev_priv->nfbdev->saved_flags; +	struct nouveau_drm *drm = nouveau_drm(dev); +	if (drm->fbcon) { +		drm->fbcon->saved_flags = drm->fbcon->helper.fbdev->flags; +		drm->fbcon->helper.fbdev->flags |= FBINFO_HWACCEL_DISABLED; +	}  } -void nouveau_fbcon_set_suspend(struct drm_device *dev, int state) +void +nouveau_fbcon_restore_accel(struct drm_device *dev)  { -	struct drm_nouveau_private *dev_priv = dev->dev_private; -	fb_set_suspend(dev_priv->nfbdev->helper.fbdev, state); +	struct nouveau_drm *drm = nouveau_drm(dev); +	if (drm->fbcon) { +		drm->fbcon->helper.fbdev->flags = drm->fbcon->saved_flags; +	}  } -void nouveau_fbcon_zfill_all(struct drm_device *dev) +void +nouveau_fbcon_set_suspend(struct drm_device *dev, int state)  { -	struct drm_nouveau_private *dev_priv = dev->dev_private; -	nouveau_fbcon_zfill(dev, dev_priv->nfbdev); +	struct nouveau_drm *drm = nouveau_drm(dev); +	if (drm->fbcon) { +		console_lock(); +		if (state == 1) +			nouveau_fbcon_save_disable_accel(dev); +		fb_set_suspend(drm->fbcon->helper.fbdev, state); +		if (state == 0) { +			nouveau_fbcon_restore_accel(dev); +			nouveau_fbcon_zfill(dev, drm->fbcon); +		} +		console_unlock(); +	}  }  | 
