diff options
Diffstat (limited to 'drivers/gpu/drm/exynos/exynos5433_drm_decon.c')
| -rw-r--r-- | drivers/gpu/drm/exynos/exynos5433_drm_decon.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/drivers/gpu/drm/exynos/exynos5433_drm_decon.c b/drivers/gpu/drm/exynos/exynos5433_drm_decon.c index b0f696f12f8b..c8593bbd0e3a 100644 --- a/drivers/gpu/drm/exynos/exynos5433_drm_decon.c +++ b/drivers/gpu/drm/exynos/exynos5433_drm_decon.c @@ -221,10 +221,12 @@ static void decon_commit(struct exynos_drm_crtc *crtc) writel(val, ctx->addr + DECON_VIDTCON2); if (!ctx->i80_if) { - val = VIDTCON00_VBPD_F( - mode->crtc_vtotal - mode->crtc_vsync_end - 1) | - VIDTCON00_VFPD_F( - mode->crtc_vsync_start - mode->crtc_vdisplay - 1); + int vbp = mode->crtc_vtotal - mode->crtc_vsync_end; + int vfp = mode->crtc_vsync_start - mode->crtc_vdisplay; + + if (interlaced) + vbp = vbp / 2 - 1; + val = VIDTCON00_VBPD_F(vbp - 1) | VIDTCON00_VFPD_F(vfp - 1); writel(val, ctx->addr + DECON_VIDTCON00); val = VIDTCON01_VSPW_F( |