diff options
Diffstat (limited to 'drivers/gpu/drm/tegra/fb.c')
| -rw-r--r-- | drivers/gpu/drm/tegra/fb.c | 23 |
1 files changed, 20 insertions, 3 deletions
diff --git a/drivers/gpu/drm/tegra/fb.c b/drivers/gpu/drm/tegra/fb.c index f142f6a4db25..d53f49f60b6f 100644 --- a/drivers/gpu/drm/tegra/fb.c +++ b/drivers/gpu/drm/tegra/fb.c @@ -52,9 +52,26 @@ int tegra_fb_get_tiling(struct drm_framebuffer *framebuffer, struct tegra_bo_tiling *tiling) { struct tegra_fb *fb = to_tegra_fb(framebuffer); - - /* TODO: handle YUV formats? */ - *tiling = fb->planes[0]->tiling; + uint64_t modifier = fb->base.modifier; + + switch (fourcc_mod_tegra_mod(modifier)) { + case NV_FORMAT_MOD_TEGRA_TILED: + tiling->mode = TEGRA_BO_TILING_MODE_TILED; + tiling->value = 0; + break; + + case NV_FORMAT_MOD_TEGRA_16BX2_BLOCK(0): + tiling->mode = TEGRA_BO_TILING_MODE_BLOCK; + tiling->value = fourcc_mod_tegra_param(modifier); + if (tiling->value > 5) + return -EINVAL; + break; + + default: + /* TODO: handle YUV formats? */ + *tiling = fb->planes[0]->tiling; + break; + } return 0; } |