[PATCH 3/3] drm/exynos/fimd: signal frame done interrupt at front porch
Andrzej Hajda
a.hajda at samsung.com
Tue Feb 28 12:03:03 UTC 2017
VBLANK interrupt should be signalled as soon as scanout ends, front porch
is the best moment.
Signed-off-by: Andrzej Hajda <a.hajda at samsung.com>
---
drivers/gpu/drm/exynos/exynos_drm_fimd.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/exynos/exynos_drm_fimd.c b/drivers/gpu/drm/exynos/exynos_drm_fimd.c
index 638c775..0b74e57 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_fimd.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_fimd.c
@@ -256,7 +256,7 @@ static int fimd_enable_vblank(struct exynos_drm_crtc *crtc)
val |= VIDINTCON0_INT_FRAME;
val &= ~VIDINTCON0_FRAMESEL0_MASK;
- val |= VIDINTCON0_FRAMESEL0_VSYNC;
+ val |= VIDINTCON0_FRAMESEL0_FRONTPORCH;
val &= ~VIDINTCON0_FRAMESEL1_MASK;
val |= VIDINTCON0_FRAMESEL1_NONE;
}
--
2.7.4
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