diff options
| author | Andrzej Hajda <a.hajda@samsung.com> | 2017-08-24 15:33:51 +0200 |
|---|---|---|
| committer | Inki Dae <inki.dae@samsung.com> | 2017-08-25 11:26:10 +0900 |
| commit | 1ca582f10e212e29165f087705460d9de96eb9f4 (patch) | |
| tree | da8622fff857277b7d10425414b752de3e659fa7 /drivers/gpu/drm/exynos/exynos_drm_crtc.c | |
| parent | 30b8913fd3ebc89d8a261b0d75e7034c3460adb9 (diff) | |
| download | linux-1ca582f10e212e29165f087705460d9de96eb9f4.tar.bz2 | |
drm/exynos: use helper to set possible crtcs
All encoders share the same code to set encoders possible_crtcs field.
The patch creates helper to abstract out this code.
Signed-off-by: Andrzej Hajda <a.hajda@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
Diffstat (limited to 'drivers/gpu/drm/exynos/exynos_drm_crtc.c')
| -rw-r--r-- | drivers/gpu/drm/exynos/exynos_drm_crtc.c | 21 |
1 files changed, 18 insertions, 3 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_drm_crtc.c b/drivers/gpu/drm/exynos/exynos_drm_crtc.c index c37078fbe0ea..ac544de73c82 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_crtc.c +++ b/drivers/gpu/drm/exynos/exynos_drm_crtc.c @@ -16,6 +16,7 @@ #include <drm/drm_crtc_helper.h> #include <drm/drm_atomic.h> #include <drm/drm_atomic_helper.h> +#include <drm/drm_encoder.h> #include "exynos_drm_crtc.h" #include "exynos_drm_drv.h" @@ -191,16 +192,30 @@ err_crtc: return ERR_PTR(ret); } -int exynos_drm_crtc_get_pipe_from_type(struct drm_device *drm_dev, +struct exynos_drm_crtc *exynos_drm_crtc_get_by_type(struct drm_device *drm_dev, enum exynos_drm_output_type out_type) { struct drm_crtc *crtc; drm_for_each_crtc(crtc, drm_dev) if (to_exynos_crtc(crtc)->type == out_type) - return drm_crtc_index(crtc); + return to_exynos_crtc(crtc); - return -EPERM; + return ERR_PTR(-EPERM); +} + +int exynos_drm_set_possible_crtcs(struct drm_encoder *encoder, + enum exynos_drm_output_type out_type) +{ + struct exynos_drm_crtc *crtc = exynos_drm_crtc_get_by_type(encoder->dev, + out_type); + + if (IS_ERR(crtc)) + return PTR_ERR(crtc); + + encoder->possible_crtcs = drm_crtc_mask(&crtc->base); + + return 0; } void exynos_drm_crtc_te_handler(struct drm_crtc *crtc) |