On Fri, Jan 20, 2017 at 07:52:24AM +0100, Andrzej Hajda wrote:
In case of interlace mode irq is generated for odd and even fields, but vblank should be signaled only for the last emitted field.
I'm pretty sure most drivers signal it for both fields. At least i915 does.
Signed-off-by: Andrzej Hajda a.hajda@samsung.com
drivers/gpu/drm/exynos/exynos5433_drm_decon.c | 7 +++++++ include/video/exynos5433_decon.h | 1 + 2 files changed, 8 insertions(+)
diff --git a/drivers/gpu/drm/exynos/exynos5433_drm_decon.c b/drivers/gpu/drm/exynos/exynos5433_drm_decon.c index 46434ba9..ad8b93a 100644 --- a/drivers/gpu/drm/exynos/exynos5433_drm_decon.c +++ b/drivers/gpu/drm/exynos/exynos5433_drm_decon.c @@ -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;}diff --git a/include/video/exynos5433_decon.h b/include/video/exynos5433_decon.h index b26511a..ef8e2a8 100644 --- a/include/video/exynos5433_decon.h +++ b/include/video/exynos5433_decon.h @@ -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)
2.7.4
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