diff options
Diffstat (limited to 'drivers/gpu/drm/i915/intel_fb.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_fb.c | 54 |
1 files changed, 40 insertions, 14 deletions
diff --git a/drivers/gpu/drm/i915/intel_fb.c b/drivers/gpu/drm/i915/intel_fb.c index e4652dcdd9b..1d30802e773 100644 --- a/drivers/gpu/drm/i915/intel_fb.c +++ b/drivers/gpu/drm/i915/intel_fb.c @@ -207,7 +207,7 @@ static int intelfb_set_par(struct fb_info *info) if (var->pixclock != -1) { - DRM_ERROR("PIXEL CLCOK SET\n"); + DRM_ERROR("PIXEL CLOCK SET\n"); return -EINVAL; } else { struct drm_crtc *crtc; @@ -453,7 +453,7 @@ static int intelfb_create(struct drm_device *dev, uint32_t fb_width, size = ALIGN(size, PAGE_SIZE); fbo = drm_gem_object_alloc(dev, size); if (!fbo) { - printk(KERN_ERR "failed to allocate framebuffer\n"); + DRM_ERROR("failed to allocate framebuffer\n"); ret = -ENOMEM; goto out; } @@ -504,6 +504,14 @@ static int intelfb_create(struct drm_device *dev, uint32_t fb_width, info->fbops = &intelfb_ops; info->fix.line_length = fb->pitch; + + /* setup aperture base/size for vesafb takeover */ + info->aperture_base = dev->mode_config.fb_base; + if (IS_I9XX(dev)) + info->aperture_size = pci_resource_len(dev->pdev, 2); + else + info->aperture_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; @@ -602,8 +610,8 @@ static int intelfb_create(struct drm_device *dev, uint32_t fb_width, par->dev = dev; /* To allow resizeing without swapping buffers */ - printk("allocated %dx%d fb: 0x%08x, bo %p\n", intel_fb->base.width, - intel_fb->base.height, obj_priv->gtt_offset, fbo); + DRM_DEBUG("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; @@ -674,8 +682,12 @@ static int intelfb_multi_fb_probe_crtc(struct drm_device *dev, struct drm_crtc * par->crtc_ids[0] = crtc->base.id; modeset->num_connectors = conn_count; - if (modeset->mode != modeset->crtc->desired_mode) - modeset->mode = modeset->crtc->desired_mode; + if (modeset->crtc->desired_mode) { + if (modeset->mode) + drm_mode_destroy(dev, modeset->mode); + modeset->mode = drm_mode_duplicate(dev, + modeset->crtc->desired_mode); + } par->crtc_count = 1; @@ -686,13 +698,13 @@ static int intelfb_multi_fb_probe_crtc(struct drm_device *dev, struct drm_crtc * } else intelfb_set_par(info); - printk(KERN_INFO "fb%d: %s frame buffer device\n", info->node, + DRM_INFO("fb%d: %s frame buffer device\n", info->node, info->fix.id); /* Switch back to kernel console on panic */ kernelfb_mode = *modeset; atomic_notifier_chain_register(&panic_notifier_list, &paniced); - printk(KERN_INFO "registered panic notifier\n"); + DRM_DEBUG("registered panic notifier\n"); return 0; } @@ -824,8 +836,12 @@ static int intelfb_single_fb_probe(struct drm_device *dev) par->crtc_ids[crtc_count++] = crtc->base.id; modeset->num_connectors = conn_count; - if (modeset->mode != modeset->crtc->desired_mode) - modeset->mode = modeset->crtc->desired_mode; + if (modeset->crtc->desired_mode) { + if (modeset->mode) + drm_mode_destroy(dev, modeset->mode); + modeset->mode = drm_mode_duplicate(dev, + modeset->crtc->desired_mode); + } } par->crtc_count = crtc_count; @@ -836,13 +852,13 @@ static int intelfb_single_fb_probe(struct drm_device *dev) } else intelfb_set_par(info); - printk(KERN_INFO "fb%d: %s frame buffer device\n", info->node, + DRM_INFO("fb%d: %s frame buffer device\n", info->node, info->fix.id); /* Switch back to kernel console on panic */ kernelfb_mode = *modeset; atomic_notifier_chain_register(&panic_notifier_list, &paniced); - printk(KERN_INFO "registered panic notifier\n"); + DRM_DEBUG("registered panic notifier\n"); return 0; } @@ -854,12 +870,22 @@ static int intelfb_single_fb_probe(struct drm_device *dev) */ void intelfb_restore(void) { - drm_crtc_helper_set_config(&kernelfb_mode); + int ret; + if ((ret = drm_crtc_helper_set_config(&kernelfb_mode)) != 0) { + DRM_ERROR("Failed to restore crtc configuration: %d\n", + ret); + } +} + +static void intelfb_restore_work_fn(struct work_struct *ignored) +{ + intelfb_restore(); } +static DECLARE_WORK(intelfb_restore_work, intelfb_restore_work_fn); static void intelfb_sysrq(int dummy1, struct tty_struct *dummy3) { - intelfb_restore(); + schedule_work(&intelfb_restore_work); } static struct sysrq_key_op sysrq_intelfb_restore_op = { |