diff options
Diffstat (limited to 'drivers/gpu/drm/tegra/fb.c')
| -rw-r--r-- | drivers/gpu/drm/tegra/fb.c | 25 |
1 files changed, 22 insertions, 3 deletions
diff --git a/drivers/gpu/drm/tegra/fb.c b/drivers/gpu/drm/tegra/fb.c index 001cb77e2f59..e69434909a42 100644 --- a/drivers/gpu/drm/tegra/fb.c +++ b/drivers/gpu/drm/tegra/fb.c @@ -55,6 +55,11 @@ int tegra_fb_get_tiling(struct drm_framebuffer *framebuffer, uint64_t modifier = fb->base.modifier; switch (modifier) { + case DRM_FORMAT_MOD_LINEAR: + tiling->mode = TEGRA_BO_TILING_MODE_PITCH; + tiling->value = 0; + break; + case DRM_FORMAT_MOD_NVIDIA_TEGRA_TILED: tiling->mode = TEGRA_BO_TILING_MODE_TILED; tiling->value = 0; @@ -91,9 +96,7 @@ int tegra_fb_get_tiling(struct drm_framebuffer *framebuffer, break; default: - /* TODO: handle YUV formats? */ - *tiling = fb->planes[0]->tiling; - break; + return -EINVAL; } return 0; @@ -224,12 +227,28 @@ unreference: } #ifdef CONFIG_DRM_FBDEV_EMULATION +static int tegra_fb_mmap(struct fb_info *info, struct vm_area_struct *vma) +{ + struct drm_fb_helper *helper = info->par; + struct tegra_bo *bo; + int err; + + bo = tegra_fb_get_plane(helper->fb, 0); + + err = drm_gem_mmap_obj(&bo->gem, bo->gem.size, vma); + if (err < 0) + return err; + + return __tegra_gem_mmap(&bo->gem, vma); +} + static struct fb_ops tegra_fb_ops = { .owner = THIS_MODULE, DRM_FB_HELPER_DEFAULT_OPS, .fb_fillrect = drm_fb_helper_sys_fillrect, .fb_copyarea = drm_fb_helper_sys_copyarea, .fb_imageblit = drm_fb_helper_sys_imageblit, + .fb_mmap = tegra_fb_mmap, }; static int tegra_fbdev_probe(struct drm_fb_helper *helper, |