diff options
Diffstat (limited to 'drivers/gpu/drm/msm')
| -rw-r--r-- | drivers/gpu/drm/msm/msm_fbdev.c | 34 |
1 files changed, 19 insertions, 15 deletions
diff --git a/drivers/gpu/drm/msm/msm_fbdev.c b/drivers/gpu/drm/msm/msm_fbdev.c index 5ecf4ff9a059..53dc3ee41177 100644 --- a/drivers/gpu/drm/msm/msm_fbdev.c +++ b/drivers/gpu/drm/msm/msm_fbdev.c @@ -35,7 +35,6 @@ static int msm_fbdev_mmap(struct fb_info *info, struct vm_area_struct *vma); struct msm_fbdev { struct drm_fb_helper base; struct drm_framebuffer *fb; - struct drm_gem_object *bo; }; static struct fb_ops msm_fb_ops = { @@ -57,16 +56,16 @@ static int msm_fbdev_mmap(struct fb_info *info, struct vm_area_struct *vma) { struct drm_fb_helper *helper = (struct drm_fb_helper *)info->par; struct msm_fbdev *fbdev = to_msm_fbdev(helper); - struct drm_gem_object *drm_obj = fbdev->bo; + struct drm_gem_object *bo = msm_framebuffer_bo(fbdev->fb, 0); int ret = 0; - ret = drm_gem_mmap_obj(drm_obj, drm_obj->size, vma); + ret = drm_gem_mmap_obj(bo, bo->size, vma); if (ret) { pr_err("%s:drm_gem_mmap_obj fail\n", __func__); return ret; } - return msm_gem_mmap_obj(drm_obj, vma); + return msm_gem_mmap_obj(bo, vma); } static int msm_fbdev_create(struct drm_fb_helper *helper, @@ -76,6 +75,7 @@ static int msm_fbdev_create(struct drm_fb_helper *helper, struct drm_device *dev = helper->dev; struct msm_drm_private *priv = dev->dev_private; struct drm_framebuffer *fb = NULL; + struct drm_gem_object *bo; struct fb_info *fbi = NULL; struct drm_mode_fb_cmd2 mode_cmd = {0}; uint64_t paddr; @@ -97,26 +97,28 @@ static int msm_fbdev_create(struct drm_fb_helper *helper, /* allocate backing bo */ size = mode_cmd.pitches[0] * mode_cmd.height; DBG("allocating %d bytes for fb %d", size, dev->primary->index); - fbdev->bo = msm_gem_new(dev, size, MSM_BO_SCANOUT | + bo = msm_gem_new(dev, size, MSM_BO_SCANOUT | MSM_BO_WC | MSM_BO_STOLEN); - if (IS_ERR(fbdev->bo)) { - ret = PTR_ERR(fbdev->bo); - fbdev->bo = NULL; + if (IS_ERR(bo)) { + ret = PTR_ERR(bo); + bo = NULL; dev_err(dev->dev, "failed to allocate buffer object: %d\n", ret); goto fail; } - fb = msm_framebuffer_init(dev, &mode_cmd, &fbdev->bo); + fb = msm_framebuffer_init(dev, &mode_cmd, &bo); if (IS_ERR(fb)) { dev_err(dev->dev, "failed to allocate fb\n"); /* note: if fb creation failed, we can't rely on fb destroy * to unref the bo: */ - drm_gem_object_unreference_unlocked(fbdev->bo); + drm_gem_object_unreference_unlocked(bo); ret = PTR_ERR(fb); goto fail; } + bo = msm_framebuffer_bo(fb, 0); + mutex_lock(&dev->struct_mutex); /* @@ -124,7 +126,7 @@ static int msm_fbdev_create(struct drm_fb_helper *helper, * in panic (ie. lock-safe, etc) we could avoid pinning the * buffer now: */ - ret = msm_gem_get_iova(fbdev->bo, priv->kms->aspace, &paddr); + ret = msm_gem_get_iova(bo, priv->kms->aspace, &paddr); if (ret) { dev_err(dev->dev, "failed to get buffer obj iova: %d\n", ret); goto fail_unlock; @@ -153,14 +155,14 @@ static int msm_fbdev_create(struct drm_fb_helper *helper, dev->mode_config.fb_base = paddr; - fbi->screen_base = msm_gem_get_vaddr(fbdev->bo); + fbi->screen_base = msm_gem_get_vaddr(bo); if (IS_ERR(fbi->screen_base)) { ret = PTR_ERR(fbi->screen_base); goto fail_unlock; } - fbi->screen_size = fbdev->bo->size; + fbi->screen_size = bo->size; fbi->fix.smem_start = paddr; - fbi->fix.smem_len = fbdev->bo->size; + fbi->fix.smem_len = bo->size; DBG("par=%p, %dx%d", fbi->par, fbi->var.xres, fbi->var.yres); DBG("allocated %dx%d fb", fbdev->fb->width, fbdev->fb->height); @@ -242,7 +244,9 @@ void msm_fbdev_free(struct drm_device *dev) /* this will free the backing object */ if (fbdev->fb) { - msm_gem_put_vaddr(fbdev->bo); + struct drm_gem_object *bo = + msm_framebuffer_bo(fbdev->fb, 0); + msm_gem_put_vaddr(bo); drm_framebuffer_remove(fbdev->fb); } |