diff options
Diffstat (limited to 'linux-core/intel_fb.c')
| -rw-r--r-- | linux-core/intel_fb.c | 79 |
1 files changed, 47 insertions, 32 deletions
diff --git a/linux-core/intel_fb.c b/linux-core/intel_fb.c index 856ec868..d53b22ff 100644 --- a/linux-core/intel_fb.c +++ b/linux-core/intel_fb.c @@ -590,9 +590,10 @@ int intelfb_create(struct drm_device *dev, uint32_t fb_width, uint32_t fb_height struct drm_framebuffer *fb; struct intel_framebuffer *intel_fb; struct drm_mode_fb_cmd mode_cmd; - struct drm_buffer_object *fbo = NULL; + struct drm_gem_object *fbo = NULL; + struct drm_i915_gem_object *obj_priv; struct device *device = &dev->pdev->dev; - int ret; + int size, aligned_size, ret; mode_cmd.width = surface_width;/* crtc->desired_mode->hdisplay; */ mode_cmd.height = surface_height;/* crtc->desired_mode->vdisplay; */ @@ -601,26 +602,28 @@ int intelfb_create(struct drm_device *dev, uint32_t fb_width, uint32_t fb_height mode_cmd.pitch = mode_cmd.width * ((mode_cmd.bpp + 1) / 8); mode_cmd.depth = 24; - ret = drm_buffer_object_create(dev, mode_cmd.pitch * mode_cmd.height, - drm_bo_type_kernel, - DRM_BO_FLAG_READ | - DRM_BO_FLAG_WRITE | - DRM_BO_FLAG_MEM_TT | - DRM_BO_FLAG_MEM_VRAM | - DRM_BO_FLAG_NO_EVICT, - DRM_BO_HINT_DONT_FENCE, 0, 0, - &fbo); - if (ret || !fbo) { + size = mode_cmd.pitch * mode_cmd.height; + aligned_size = ALIGN(size, PAGE_SIZE); + fbo = drm_gem_object_alloc(dev, aligned_size); + if (!fbo) { printk(KERN_ERR "failed to allocate framebuffer\n"); - return -EINVAL; + ret = -ENOMEM; + goto out; + } + obj_priv = fbo->driver_private; + + mutex_lock(&dev->struct_mutex); + ret = i915_gem_object_pin(fbo, PAGE_SIZE); + if (ret) { + DRM_ERROR("failed to pin fb: %d\n", ret); + goto out_unref; } - fb = intel_user_framebuffer_create(dev, NULL, &mode_cmd); if (!fb) { - drm_bo_usage_deref_unlocked(&fbo); DRM_ERROR("failed to allocate fb.\n"); - return -EINVAL; + ret = -ENOMEM; + goto out_unref; } list_add(&fb->filp_head, &dev->mode_config.fb_kernel_list); @@ -628,11 +631,13 @@ int intelfb_create(struct drm_device *dev, uint32_t fb_width, uint32_t fb_height intel_fb = to_intel_framebuffer(fb); *intel_fb_p = intel_fb; - intel_fb->bo = fbo; + intel_fb->obj = fbo; info = framebuffer_alloc(sizeof(struct intelfb_par), device); - if (!info) - return -EINVAL; + if (!info) { + ret = -ENOMEM; + goto out_unref; + } par = info->par; @@ -651,19 +656,20 @@ int intelfb_create(struct drm_device *dev, uint32_t fb_width, uint32_t fb_height info->fbops = &intelfb_ops; info->fix.line_length = fb->pitch; - info->fix.smem_start = intel_fb->bo->offset + dev->mode_config.fb_base; - info->fix.smem_len = info->fix.line_length * fb->height; + info->fix.smem_start = dev->mode_config.fb_base + obj_priv->gtt_offset; + info->fix.smem_len = size; info->flags = FBINFO_DEFAULT; - ret = drm_bo_kmap(intel_fb->bo, 0, intel_fb->bo->num_pages, &intel_fb->kmap); - if (ret) - DRM_ERROR("error mapping fb: %d\n", ret); - - info->screen_base = intel_fb->kmap.virtual; - info->screen_size = info->fix.smem_len; /* FIXME */ + info->screen_base = ioremap(dev->agp->base + obj_priv->gtt_offset, + size); + if (!info->screen_base) { + ret = -ENOSPC; + goto out_unref; + } + info->screen_size = size; - memset(intel_fb->kmap.virtual, 0, info->screen_size); + memset(info->screen_base, 0, size); info->pseudo_palette = fb->pseudo_palette; info->var.xres_virtual = fb->width; @@ -754,10 +760,17 @@ int intelfb_create(struct drm_device *dev, uint32_t fb_width, uint32_t fb_height par->dev = dev; /* To allow resizeing without swapping buffers */ - printk("allocated %dx%d fb: 0x%08lx, bo %p\n", intel_fb->base.width, - intel_fb->base.height, intel_fb->bo->offset, fbo); + printk("allocated %dx%d fb: 0x%08x, bo %p\n", intel_fb->base.width, + intel_fb->base.height, obj_priv->gtt_offset, fbo); + mutex_unlock(&dev->struct_mutex); return 0; + +out_unref: + drm_gem_object_unreference(fbo); + mutex_unlock(&dev->struct_mutex); +out: + return ret; } static int intelfb_multi_fb_probe_crtc(struct drm_device *dev, struct drm_crtc *crtc) @@ -1001,8 +1014,10 @@ int intelfb_remove(struct drm_device *dev, struct drm_framebuffer *fb) if (info) { unregister_framebuffer(info); - drm_bo_kunmap(&intel_fb->kmap); - drm_bo_usage_deref_unlocked(&intel_fb->bo); + iounmap(info->screen_base); + mutex_lock(&dev->struct_mutex); + drm_gem_object_unreference(intel_fb->obj); + mutex_unlock(&dev->struct_mutex); framebuffer_release(info); } return 0; |