diff options
Diffstat (limited to 'drivers/gpu/drm/i915/intel_fb.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_fb.c | 275 | 
1 files changed, 0 insertions, 275 deletions
diff --git a/drivers/gpu/drm/i915/intel_fb.c b/drivers/gpu/drm/i915/intel_fb.c deleted file mode 100644 index af2a1dddc28..00000000000 --- a/drivers/gpu/drm/i915/intel_fb.c +++ /dev/null @@ -1,275 +0,0 @@ -/* - * Copyright © 2007 David Airlie - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice (including the next - * paragraph) shall be included in all copies or substantial portions of the - * Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL - * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING - * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - * DEALINGS IN THE SOFTWARE. - * - * Authors: - *     David Airlie - */ - -#include <linux/module.h> -#include <linux/kernel.h> -#include <linux/errno.h> -#include <linux/string.h> -#include <linux/mm.h> -#include <linux/tty.h> -#include <linux/sysrq.h> -#include <linux/delay.h> -#include <linux/fb.h> -#include <linux/init.h> -#include <linux/vga_switcheroo.h> - -#include "drmP.h" -#include "drm.h" -#include "drm_crtc.h" -#include "drm_fb_helper.h" -#include "intel_drv.h" -#include "i915_drm.h" -#include "i915_drv.h" - -static struct fb_ops intelfb_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_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 int intelfb_create(struct intel_fbdev *ifbdev, -			  struct drm_fb_helper_surface_size *sizes) -{ -	struct drm_device *dev = ifbdev->helper.dev; -	struct fb_info *info; -	struct drm_framebuffer *fb; -	struct drm_mode_fb_cmd mode_cmd; -	struct drm_gem_object *fbo = NULL; -	struct drm_i915_gem_object *obj_priv; -	struct device *device = &dev->pdev->dev; -	int size, ret, mmio_bar = IS_GEN2(dev) ? 1 : 0; - -	/* we don't do packed 24bpp */ -	if (sizes->surface_bpp == 24) -		sizes->surface_bpp = 32; - -	mode_cmd.width = sizes->surface_width; -	mode_cmd.height = sizes->surface_height; - -	mode_cmd.bpp = sizes->surface_bpp; -	mode_cmd.pitch = ALIGN(mode_cmd.width * ((mode_cmd.bpp + 1) / 8), 64); -	mode_cmd.depth = sizes->surface_depth; - -	size = mode_cmd.pitch * mode_cmd.height; -	size = ALIGN(size, PAGE_SIZE); -	fbo = i915_gem_alloc_object(dev, size); -	if (!fbo) { -		DRM_ERROR("failed to allocate framebuffer\n"); -		ret = -ENOMEM; -		goto out; -	} -	obj_priv = to_intel_bo(fbo); - -	mutex_lock(&dev->struct_mutex); - -	/* Flush everything out, we'll be doing GTT only from now on */ -	ret = intel_pin_and_fence_fb_obj(dev, fbo, false); -	if (ret) { -		DRM_ERROR("failed to pin fb: %d\n", ret); -		goto out_unref; -	} - -	info = framebuffer_alloc(0, device); -	if (!info) { -		ret = -ENOMEM; -		goto out_unpin; -	} - -	info->par = ifbdev; - -	ret = intel_framebuffer_init(dev, &ifbdev->ifb, &mode_cmd, fbo); -	if (ret) -		goto out_unpin; - -	fb = &ifbdev->ifb.base; - -	ifbdev->helper.fb = fb; -	ifbdev->helper.fbdev = info; - -	strcpy(info->fix.id, "inteldrmfb"); - -	info->flags = FBINFO_DEFAULT | FBINFO_CAN_FORCE_OUTPUT; -	info->fbops = &intelfb_ops; - -	/* setup aperture base/size for vesafb takeover */ -	info->apertures = alloc_apertures(1); -	if (!info->apertures) { -		ret = -ENOMEM; -		goto out_unpin; -	} -	info->apertures->ranges[0].base = dev->mode_config.fb_base; -	if (!IS_GEN2(dev)) -		info->apertures->ranges[0].size = pci_resource_len(dev->pdev, 2); -	else -		info->apertures->ranges[0].size = pci_resource_len(dev->pdev, 0); - -	info->fix.smem_start = dev->mode_config.fb_base + obj_priv->gtt_offset; -	info->fix.smem_len = size; - -	info->screen_base = ioremap_wc(dev->agp->base + obj_priv->gtt_offset, -				       size); -	if (!info->screen_base) { -		ret = -ENOSPC; -		goto out_unpin; -	} - -	ret = fb_alloc_cmap(&info->cmap, 256, 0); -	if (ret) { -		ret = -ENOMEM; -		goto out_unpin; -	} -	info->screen_size = size; - -//	memset(info->screen_base, 0, size); - -	drm_fb_helper_fill_fix(info, fb->pitch, fb->depth); -	drm_fb_helper_fill_var(info, &ifbdev->helper, sizes->fb_width, sizes->fb_height); - -	/* FIXME: we really shouldn't expose mmio space at all */ -	info->fix.mmio_start = pci_resource_start(dev->pdev, mmio_bar); -	info->fix.mmio_len = pci_resource_len(dev->pdev, mmio_bar); - -	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; - -	DRM_DEBUG_KMS("allocated %dx%d fb: 0x%08x, bo %p\n", -		      fb->width, fb->height, -		      obj_priv->gtt_offset, fbo); - - -	mutex_unlock(&dev->struct_mutex); -	vga_switcheroo_client_fb_set(dev->pdev, info); -	return 0; - -out_unpin: -	i915_gem_object_unpin(fbo); -out_unref: -	drm_gem_object_unreference(fbo); -	mutex_unlock(&dev->struct_mutex); -out: -	return ret; -} - -static int intel_fb_find_or_create_single(struct drm_fb_helper *helper, -					  struct drm_fb_helper_surface_size *sizes) -{ -	struct intel_fbdev *ifbdev = (struct intel_fbdev *)helper; -	int new_fb = 0; -	int ret; - -	if (!helper->fb) { -		ret = intelfb_create(ifbdev, sizes); -		if (ret) -			return ret; -		new_fb = 1; -	} -	return new_fb; -} - -static struct drm_fb_helper_funcs intel_fb_helper_funcs = { -	.gamma_set = intel_crtc_fb_gamma_set, -	.gamma_get = intel_crtc_fb_gamma_get, -	.fb_probe = intel_fb_find_or_create_single, -}; - -static void intel_fbdev_destroy(struct drm_device *dev, -				struct intel_fbdev *ifbdev) -{ -	struct fb_info *info; -	struct intel_framebuffer *ifb = &ifbdev->ifb; - -	if (ifbdev->helper.fbdev) { -		info = ifbdev->helper.fbdev; -		unregister_framebuffer(info); -		iounmap(info->screen_base); -		if (info->cmap.len) -			fb_dealloc_cmap(&info->cmap); -		framebuffer_release(info); -	} - -	drm_fb_helper_fini(&ifbdev->helper); - -	drm_framebuffer_cleanup(&ifb->base); -	if (ifb->obj) { -		drm_gem_object_unreference_unlocked(ifb->obj); -		ifb->obj = NULL; -	} -} - -int intel_fbdev_init(struct drm_device *dev) -{ -	struct intel_fbdev *ifbdev; -	drm_i915_private_t *dev_priv = dev->dev_private; -	int ret; - -	ifbdev = kzalloc(sizeof(struct intel_fbdev), GFP_KERNEL); -	if (!ifbdev) -		return -ENOMEM; - -	dev_priv->fbdev = ifbdev; -	ifbdev->helper.funcs = &intel_fb_helper_funcs; - -	ret = drm_fb_helper_init(dev, &ifbdev->helper, -				 dev_priv->num_pipe, -				 INTELFB_CONN_LIMIT); -	if (ret) { -		kfree(ifbdev); -		return ret; -	} - -	drm_fb_helper_single_add_all_connectors(&ifbdev->helper); -	drm_fb_helper_initial_config(&ifbdev->helper, 32); -	return 0; -} - -void intel_fbdev_fini(struct drm_device *dev) -{ -	drm_i915_private_t *dev_priv = dev->dev_private; -	if (!dev_priv->fbdev) -		return; - -	intel_fbdev_destroy(dev, dev_priv->fbdev); -	kfree(dev_priv->fbdev); -	dev_priv->fbdev = NULL; -} -MODULE_LICENSE("GPL and additional rights"); - -void intel_fb_output_poll_changed(struct drm_device *dev) -{ -	drm_i915_private_t *dev_priv = dev->dev_private; -	drm_fb_helper_hotplug_event(&dev_priv->fbdev->helper); -}  | 
