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Commit 1514d50b authored by Andrzej Hajda's avatar Andrzej Hajda Committed by Inki Dae
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drm/exynos/decon5433: signal vblank only on odd fields 



In case of interlace mode irq is generated for odd and even fields, but
vblank should be signaled only for the last emitted field.

Signed-off-by: default avatarAndrzej Hajda <a.hajda@samsung.com>
Signed-off-by: default avatarInki Dae <inki.dae@samsung.com>
parent 5aa6c9ac

drivers/gpu/drm/exynos/exynos5433_drm_decon.c

+7 −0
Original line number Diff line number Diff line
@@ -591,6 +591,13 @@ static irqreturn_t decon_irq_handler(int irq, void *dev_id) 


	if (val) {

		writel(val, ctx->addr + DECON_VIDINTCON1);

		if (ctx->out_type & IFTYPE_HDMI) {

			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_crtc_handle_vblank(&ctx->crtc->base);

	}

include/video/exynos5433_decon.h

+1 −0
Original line number Diff line number Diff line
@@ -89,6 +89,7 @@ 
#define VIDCON0_ENVID_F			(1 << 0)



/* VIDOUTCON0 */

#define VIDOUT_INTERLACE_FIELD_F	(1 << 29)

#define VIDOUT_INTERLACE_EN_F		(1 << 28)

#define VIDOUT_LCD_ON			(1 << 24)

#define VIDOUT_IF_F_MASK		(0x3 << 20)