diff options
Diffstat (limited to 'drivers/gpu/drm/udl/udl_fb.c')
| -rw-r--r-- | drivers/gpu/drm/udl/udl_fb.c | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/drivers/gpu/drm/udl/udl_fb.c b/drivers/gpu/drm/udl/udl_fb.c index 4a6500362564..b5b335c9b2bb 100644 --- a/drivers/gpu/drm/udl/udl_fb.c +++ b/drivers/gpu/drm/udl/udl_fb.c @@ -14,6 +14,7 @@ #include <linux/slab.h> #include <linux/fb.h> #include <linux/dma-buf.h> +#include <linux/mem_encrypt.h> #include <drm/drmP.h> #include <drm/drm_crtc.h> @@ -169,6 +170,9 @@ static int udl_fb_mmap(struct fb_info *info, struct vm_area_struct *vma) pr_notice("mmap() framebuffer addr:%lu size:%lu\n", pos, size); + /* We don't want the framebuffer to be mapped encrypted */ + vma->vm_page_prot = pgprot_decrypted(vma->vm_page_prot); + while (size > 0) { page = vmalloc_to_pfn((void *)pos); if (remap_pfn_range(vma, start, page, PAGE_SIZE, PAGE_SHARED)) @@ -198,7 +202,7 @@ static int udl_fb_open(struct fb_info *info, int user) struct udl_device *udl = dev->dev_private; /* If the USB device is gone, we don't accept new opens */ - if (drm_device_is_unplugged(udl->ddev)) + if (drm_dev_is_unplugged(udl->ddev)) return -ENODEV; ufbdev->fb_count++; @@ -309,7 +313,7 @@ static void udl_user_framebuffer_destroy(struct drm_framebuffer *fb) struct udl_framebuffer *ufb = to_udl_fb(fb); if (ufb->obj) - drm_gem_object_unreference_unlocked(&ufb->obj->base); + drm_gem_object_put_unlocked(&ufb->obj->base); drm_framebuffer_cleanup(fb); kfree(ufb); @@ -393,7 +397,6 @@ static int udlfb_create(struct drm_fb_helper *helper, info->fix.smem_len = size; info->fix.smem_start = (unsigned long)ufbdev->ufb.obj->vmapping; - info->flags = FBINFO_DEFAULT | FBINFO_CAN_FORCE_OUTPUT; info->fbops = &udlfb_ops; drm_fb_helper_fill_fix(info, fb->pitches[0], fb->format->depth); drm_fb_helper_fill_var(info, &ufbdev->helper, sizes->fb_width, sizes->fb_height); @@ -404,7 +407,7 @@ static int udlfb_create(struct drm_fb_helper *helper, return ret; out_gfree: - drm_gem_object_unreference_unlocked(&ufbdev->ufb.obj->base); + drm_gem_object_put_unlocked(&ufbdev->ufb.obj->base); out: return ret; } @@ -420,7 +423,7 @@ static void udl_fbdev_destroy(struct drm_device *dev, drm_fb_helper_fini(&ufbdev->helper); drm_framebuffer_unregister_private(&ufbdev->ufb.base); drm_framebuffer_cleanup(&ufbdev->ufb.base); - drm_gem_object_unreference_unlocked(&ufbdev->ufb.obj->base); + drm_gem_object_put_unlocked(&ufbdev->ufb.obj->base); } int udl_fbdev_init(struct drm_device *dev) |