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Commit f3cce673 authored by Andrzej Hajda's avatar Andrzej Hajda Committed by Inki Dae
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drm/exynos/decon5433: signal frame done interrupt at front porch 



DECON in case of video mode generates interrupt by default at start
of vertical back porch. As this interrupt is used to generate VBLANK
events more optimal point is start of vertical front porch.

Signed-off-by: default avatarInki Dae <inki.dae@samsung.com>
parent 73488331

drivers/gpu/drm/exynos/exynos5433_drm_decon.c

+1 −1
Original line number Diff line number Diff line
@@ -105,7 +105,7 @@ static int decon_enable_vblank(struct exynos_drm_crtc *crtc) 
		if (ctx->out_type & IFTYPE_I80)

			val |= VIDINTCON0_FRAMEDONE;

		else

			val |= VIDINTCON0_INTFRMEN;

			val |= VIDINTCON0_INTFRMEN | VIDINTCON0_FRAMESEL_FP;



		writel(val, ctx->addr + DECON_VIDINTCON0);

	}

include/video/exynos5433_decon.h

+4 −0
Original line number Diff line number Diff line
@@ -127,6 +127,10 @@ 


/* VIDINTCON0 */

#define VIDINTCON0_FRAMEDONE		(1 << 17)

#define VIDINTCON0_FRAMESEL_BP		(0 << 15)

#define VIDINTCON0_FRAMESEL_VS		(1 << 15)

#define VIDINTCON0_FRAMESEL_AC		(2 << 15)

#define VIDINTCON0_FRAMESEL_FP		(3 << 15)

#define VIDINTCON0_INTFRMEN		(1 << 12)

#define VIDINTCON0_INTEN		(1 << 0)