diff options
Diffstat (limited to 'drivers/gpu/drm/gma500/framebuffer.c')
| -rw-r--r-- | drivers/gpu/drm/gma500/framebuffer.c | 135 |
1 files changed, 66 insertions, 69 deletions
diff --git a/drivers/gpu/drm/gma500/framebuffer.c b/drivers/gpu/drm/gma500/framebuffer.c index 218f3bb15276..1459076d1980 100644 --- a/drivers/gpu/drm/gma500/framebuffer.c +++ b/drivers/gpu/drm/gma500/framebuffer.c @@ -40,8 +40,8 @@ static int psbfb_setcolreg(unsigned regno, unsigned red, unsigned green, unsigned blue, unsigned transp, struct fb_info *info) { - struct psb_fbdev *fbdev = info->par; - struct drm_framebuffer *fb = fbdev->psb_fb_helper.fb; + struct drm_fb_helper *fb_helper = info->par; + struct drm_framebuffer *fb = fb_helper->fb; uint32_t v; if (!fb) @@ -77,10 +77,10 @@ static int psbfb_setcolreg(unsigned regno, unsigned red, unsigned green, static int psbfb_pan(struct fb_var_screeninfo *var, struct fb_info *info) { - struct psb_fbdev *fbdev = info->par; - struct psb_framebuffer *psbfb = &fbdev->pfb; - struct drm_device *dev = psbfb->base.dev; - struct gtt_range *gtt = to_gtt_range(psbfb->base.obj[0]); + struct drm_fb_helper *fb_helper = info->par; + struct drm_framebuffer *fb = fb_helper->fb; + struct drm_device *dev = fb->dev; + struct gtt_range *gtt = to_gtt_range(fb->obj[0]); /* * We have to poke our nose in here. The core fb code assumes @@ -99,10 +99,10 @@ static int psbfb_pan(struct fb_var_screeninfo *var, struct fb_info *info) static vm_fault_t psbfb_vm_fault(struct vm_fault *vmf) { struct vm_area_struct *vma = vmf->vma; - struct psb_framebuffer *psbfb = vma->vm_private_data; - struct drm_device *dev = psbfb->base.dev; + struct drm_framebuffer *fb = vma->vm_private_data; + struct drm_device *dev = fb->dev; struct drm_psb_private *dev_priv = dev->dev_private; - struct gtt_range *gtt = to_gtt_range(psbfb->base.obj[0]); + struct gtt_range *gtt = to_gtt_range(fb->obj[0]); int page_num; int i; unsigned long address; @@ -145,23 +145,21 @@ static const struct vm_operations_struct psbfb_vm_ops = { static int psbfb_mmap(struct fb_info *info, struct vm_area_struct *vma) { - struct psb_fbdev *fbdev = info->par; - struct psb_framebuffer *psbfb = &fbdev->pfb; + struct drm_fb_helper *fb_helper = info->par; + struct drm_framebuffer *fb = fb_helper->fb; if (vma->vm_pgoff != 0) return -EINVAL; if (vma->vm_pgoff > (~0UL >> PAGE_SHIFT)) return -EINVAL; - if (!psbfb->addr_space) - psbfb->addr_space = vma->vm_file->f_mapping; /* * If this is a GEM object then info->screen_base is the virtual * kernel remapping of the object. FIXME: Review if this is * suitable for our mmap work */ vma->vm_ops = &psbfb_vm_ops; - vma->vm_private_data = (void *)psbfb; + vma->vm_private_data = (void *)fb; vma->vm_flags |= VM_IO | VM_MIXEDMAP | VM_DONTEXPAND | VM_DONTDUMP; return 0; } @@ -209,9 +207,9 @@ static struct fb_ops psbfb_unaccel_ops = { * 0 on success or an error code if we fail. */ static int psb_framebuffer_init(struct drm_device *dev, - struct psb_framebuffer *fb, + struct drm_framebuffer *fb, const struct drm_mode_fb_cmd2 *mode_cmd, - struct gtt_range *gt) + struct drm_gem_object *obj) { const struct drm_format_info *info; int ret; @@ -227,9 +225,9 @@ static int psb_framebuffer_init(struct drm_device *dev, if (mode_cmd->pitches[0] & 63) return -EINVAL; - drm_helper_mode_fill_fb_struct(dev, &fb->base, mode_cmd); - fb->base.obj[0] = >->gem; - ret = drm_framebuffer_init(dev, &fb->base, &psb_fb_funcs); + drm_helper_mode_fill_fb_struct(dev, fb, mode_cmd); + fb->obj[0] = obj; + ret = drm_framebuffer_init(dev, fb, &psb_fb_funcs); if (ret) { dev_err(dev->dev, "framebuffer init failed: %d\n", ret); return ret; @@ -252,21 +250,21 @@ static int psb_framebuffer_init(struct drm_device *dev, static struct drm_framebuffer *psb_framebuffer_create (struct drm_device *dev, const struct drm_mode_fb_cmd2 *mode_cmd, - struct gtt_range *gt) + struct drm_gem_object *obj) { - struct psb_framebuffer *fb; + struct drm_framebuffer *fb; int ret; fb = kzalloc(sizeof(*fb), GFP_KERNEL); if (!fb) return ERR_PTR(-ENOMEM); - ret = psb_framebuffer_init(dev, fb, mode_cmd, gt); + ret = psb_framebuffer_init(dev, fb, mode_cmd, obj); if (ret) { kfree(fb); return ERR_PTR(ret); } - return &fb->base; + return fb; } /** @@ -300,14 +298,13 @@ static struct gtt_range *psbfb_alloc(struct drm_device *dev, int aligned_size) * * Create a framebuffer to the specifications provided */ -static int psbfb_create(struct psb_fbdev *fbdev, +static int psbfb_create(struct drm_fb_helper *fb_helper, struct drm_fb_helper_surface_size *sizes) { - struct drm_device *dev = fbdev->psb_fb_helper.dev; + struct drm_device *dev = fb_helper->dev; struct drm_psb_private *dev_priv = dev->dev_private; struct fb_info *info; struct drm_framebuffer *fb; - struct psb_framebuffer *psbfb = &fbdev->pfb; struct drm_mode_fb_cmd2 mode_cmd; int size; int ret; @@ -372,7 +369,7 @@ static int psbfb_create(struct psb_fbdev *fbdev, memset(dev_priv->vram_addr + backing->offset, 0, size); - info = drm_fb_helper_alloc_fbi(&fbdev->psb_fb_helper); + info = drm_fb_helper_alloc_fbi(fb_helper); if (IS_ERR(info)) { ret = PTR_ERR(info); goto out; @@ -380,14 +377,13 @@ static int psbfb_create(struct psb_fbdev *fbdev, mode_cmd.pixel_format = drm_mode_legacy_fb_format(bpp, depth); - ret = psb_framebuffer_init(dev, psbfb, &mode_cmd, backing); - if (ret) + fb = psb_framebuffer_create(dev, &mode_cmd, &backing->gem); + if (IS_ERR(fb)) { + ret = PTR_ERR(fb); goto out; + } - fb = &psbfb->base; - psbfb->fbdev = info; - - fbdev->psb_fb_helper.fb = fb; + fb_helper->fb = fb; if (dev_priv->ops->accel_2d && pitch_lines > 8) /* 2D engine */ info->fbops = &psbfb_ops; @@ -411,15 +407,14 @@ static int psbfb_create(struct psb_fbdev *fbdev, info->apertures->ranges[0].size = dev_priv->gtt.stolen_size; } - drm_fb_helper_fill_info(info, &fbdev->psb_fb_helper, sizes); + drm_fb_helper_fill_info(info, fb_helper, sizes); info->fix.mmio_start = pci_resource_start(dev->pdev, 0); info->fix.mmio_len = pci_resource_len(dev->pdev, 0); /* Use default scratch pixmap (info->pixmap.flags = FB_PIXMAP_SYSTEM) */ - dev_dbg(dev->dev, "allocated %dx%d fb\n", - psbfb->base.width, psbfb->base.height); + dev_dbg(dev->dev, "allocated %dx%d fb\n", fb->width, fb->height); return 0; out: @@ -439,7 +434,6 @@ static struct drm_framebuffer *psb_user_framebuffer_create (struct drm_device *dev, struct drm_file *filp, const struct drm_mode_fb_cmd2 *cmd) { - struct gtt_range *r; struct drm_gem_object *obj; /* @@ -451,17 +445,15 @@ static struct drm_framebuffer *psb_user_framebuffer_create return ERR_PTR(-ENOENT); /* Let the core code do all the work */ - r = container_of(obj, struct gtt_range, gem); - return psb_framebuffer_create(dev, cmd, r); + return psb_framebuffer_create(dev, cmd, obj); } -static int psbfb_probe(struct drm_fb_helper *helper, +static int psbfb_probe(struct drm_fb_helper *fb_helper, struct drm_fb_helper_surface_size *sizes) { - struct psb_fbdev *psb_fbdev = - container_of(helper, struct psb_fbdev, psb_fb_helper); - struct drm_device *dev = psb_fbdev->psb_fb_helper.dev; + struct drm_device *dev = fb_helper->dev; struct drm_psb_private *dev_priv = dev->dev_private; + unsigned int fb_size; int bytespp; bytespp = sizes->surface_bpp / 8; @@ -471,72 +463,77 @@ static int psbfb_probe(struct drm_fb_helper *helper, /* If the mode will not fit in 32bit then switch to 16bit to get a console on full resolution. The X mode setting server will allocate its own 32bit GEM framebuffer */ - if (ALIGN(sizes->fb_width * bytespp, 64) * sizes->fb_height > - dev_priv->vram_stolen_size) { + fb_size = ALIGN(sizes->surface_width * bytespp, 64) * + sizes->surface_height; + fb_size = ALIGN(fb_size, PAGE_SIZE); + + if (fb_size > dev_priv->vram_stolen_size) { sizes->surface_bpp = 16; sizes->surface_depth = 16; } - return psbfb_create(psb_fbdev, sizes); + return psbfb_create(fb_helper, sizes); } static const struct drm_fb_helper_funcs psb_fb_helper_funcs = { .fb_probe = psbfb_probe, }; -static int psb_fbdev_destroy(struct drm_device *dev, struct psb_fbdev *fbdev) +static int psb_fbdev_destroy(struct drm_device *dev, + struct drm_fb_helper *fb_helper) { - struct psb_framebuffer *psbfb = &fbdev->pfb; + struct drm_framebuffer *fb = fb_helper->fb; + + drm_fb_helper_unregister_fbi(fb_helper); - drm_fb_helper_unregister_fbi(&fbdev->psb_fb_helper); + drm_fb_helper_fini(fb_helper); + drm_framebuffer_unregister_private(fb); + drm_framebuffer_cleanup(fb); - drm_fb_helper_fini(&fbdev->psb_fb_helper); - drm_framebuffer_unregister_private(&psbfb->base); - drm_framebuffer_cleanup(&psbfb->base); + if (fb->obj[0]) + drm_gem_object_put_unlocked(fb->obj[0]); + kfree(fb); - if (psbfb->base.obj[0]) - drm_gem_object_put_unlocked(psbfb->base.obj[0]); return 0; } int psb_fbdev_init(struct drm_device *dev) { - struct psb_fbdev *fbdev; + struct drm_fb_helper *fb_helper; struct drm_psb_private *dev_priv = dev->dev_private; int ret; - fbdev = kzalloc(sizeof(struct psb_fbdev), GFP_KERNEL); - if (!fbdev) { + fb_helper = kzalloc(sizeof(*fb_helper), GFP_KERNEL); + if (!fb_helper) { dev_err(dev->dev, "no memory\n"); return -ENOMEM; } - dev_priv->fbdev = fbdev; + dev_priv->fb_helper = fb_helper; - drm_fb_helper_prepare(dev, &fbdev->psb_fb_helper, &psb_fb_helper_funcs); + drm_fb_helper_prepare(dev, fb_helper, &psb_fb_helper_funcs); - ret = drm_fb_helper_init(dev, &fbdev->psb_fb_helper, - INTELFB_CONN_LIMIT); + ret = drm_fb_helper_init(dev, fb_helper, INTELFB_CONN_LIMIT); if (ret) goto free; - ret = drm_fb_helper_single_add_all_connectors(&fbdev->psb_fb_helper); + ret = drm_fb_helper_single_add_all_connectors(fb_helper); if (ret) goto fini; /* disable all the possible outputs/crtcs before entering KMS mode */ drm_helper_disable_unused_functions(dev); - ret = drm_fb_helper_initial_config(&fbdev->psb_fb_helper, 32); + ret = drm_fb_helper_initial_config(fb_helper, 32); if (ret) goto fini; return 0; fini: - drm_fb_helper_fini(&fbdev->psb_fb_helper); + drm_fb_helper_fini(fb_helper); free: - kfree(fbdev); + kfree(fb_helper); return ret; } @@ -544,12 +541,12 @@ static void psb_fbdev_fini(struct drm_device *dev) { struct drm_psb_private *dev_priv = dev->dev_private; - if (!dev_priv->fbdev) + if (!dev_priv->fb_helper) return; - psb_fbdev_destroy(dev, dev_priv->fbdev); - kfree(dev_priv->fbdev); - dev_priv->fbdev = NULL; + psb_fbdev_destroy(dev, dev_priv->fb_helper); + kfree(dev_priv->fb_helper); + dev_priv->fb_helper = NULL; } static const struct drm_mode_config_funcs psb_mode_funcs = { |