diff options
Diffstat (limited to 'drivers/gpu/drm/exynos/exynos5433_drm_decon.c')
| -rw-r--r-- | drivers/gpu/drm/exynos/exynos5433_drm_decon.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/gpu/drm/exynos/exynos5433_drm_decon.c b/drivers/gpu/drm/exynos/exynos5433_drm_decon.c index e3a27949d5d8..b0f696f12f8b 100644 --- a/drivers/gpu/drm/exynos/exynos5433_drm_decon.c +++ b/drivers/gpu/drm/exynos/exynos5433_drm_decon.c @@ -756,6 +756,13 @@ static irqreturn_t decon_irq_handler(int irq, void *dev_id) val &= ctx->i80_if ? VIDINTCON1_INTFRMDONEPEND : VIDINTCON1_INTFRMPEND; if (val) { writel(val, ctx->addr + DECON_VIDINTCON1); + if (!ctx->i80_if) { + val = readl(ctx->addr + DECON_VIDOUTCON0); + val &= VIDOUT_INTERLACE_EN_F | VIDOUT_INTERLACE_FIELD_F; + if (val == + (VIDOUT_INTERLACE_EN_F | VIDOUT_INTERLACE_FIELD_F)) + return IRQ_HANDLED; + } drm_handle_vblank(ctx->drm_dev, ctx->pipe); exynos_drm_crtc_finish_pageflip(ctx->drm_dev, ctx->pipe); } |