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drm/exynos: add mode_valid callback to exynos_drm

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crtc::mode_valid callback is required to implement proper pipeline
validation for command/video modes. Since Exynos uses private
framework such callback should be added to it.

Signed-off-by: Andrzej Hajda <a.hajda@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
This commit is contained in:
Andrzej Hajda 2017-08-24 15:33:56 +02:00 committed by Inki Dae
parent 34c3db6c22
commit c3653fede5
2 changed files with 15 additions and 0 deletions
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12
drivers/gpu/drm/exynos/exynos_drm_crtc.c
View File

@ -84,7 +84,19 @@ static void exynos_crtc_atomic_flush(struct drm_crtc *crtc,
exynos_crtc->ops->atomic_flush(exynos_crtc);
}
static enum drm_mode_status exynos_crtc_mode_valid(struct drm_crtc *crtc,
const struct drm_display_mode *mode)
{
struct exynos_drm_crtc *exynos_crtc = to_exynos_crtc(crtc);
if (exynos_crtc->ops->mode_valid)
return exynos_crtc->ops->mode_valid(exynos_crtc, mode);
return MODE_OK;
}
static const struct drm_crtc_helper_funcs exynos_crtc_helper_funcs = {
.mode_valid = exynos_crtc_mode_valid,
.atomic_check = exynos_crtc_atomic_check,
.atomic_begin = exynos_crtc_atomic_begin,
.atomic_flush = exynos_crtc_atomic_flush,

3
drivers/gpu/drm/exynos/exynos_drm_drv.h
View File

@ -117,6 +117,7 @@ struct exynos_drm_plane_config {
* @disable: disable the device
* @enable_vblank: specific driver callback for enabling vblank interrupt.
* @disable_vblank: specific driver callback for disabling vblank interrupt.
* @mode_valid: specific driver callback for mode validation
* @atomic_check: validate state
* @atomic_begin: prepare device to receive an update
* @atomic_flush: mark the end of device update
@ -132,6 +133,8 @@ struct exynos_drm_crtc_ops {
int (*enable_vblank)(struct exynos_drm_crtc *crtc);
void (*disable_vblank)(struct exynos_drm_crtc *crtc);
u32 (*get_vblank_counter)(struct exynos_drm_crtc *crtc);
enum drm_mode_status (*mode_valid)(struct exynos_drm_crtc *crtc,
const struct drm_display_mode *mode);
int (*atomic_check)(struct exynos_drm_crtc *crtc,
struct drm_crtc_state *state);
void (*atomic_begin)(struct exynos_drm_crtc *crtc);