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[PATCH 2/7] drm/exynos/hdmi: fix VSI infoframe registers

From Andrzej Hajda <a.hajda@samsung.com>
Newsgroups linux.kernel
Subject [PATCH 2/7] drm/exynos/hdmi: fix VSI infoframe registers
Date 2017-01-20 08:00 +0100
Message-ID <t1BkZ-3Ul-15@gated-at.bofh.it> (permalink)
References <t1BkZ-3Ul-3@gated-at.bofh.it> <t1BkZ-3Ul-17@gated-at.bofh.it> <t1BkZ-3Ul-3@gated-at.bofh.it>
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VSI infoframe registers address space is non-contiguous, so infoframe write
should be split into two chunks.

Signed-off-by: Andrzej Hajda <a.hajda@samsung.com>
---
 drivers/gpu/drm/exynos/exynos_hdmi.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/exynos/exynos_hdmi.c b/drivers/gpu/drm/exynos/exynos_hdmi.c
index bef8965..223b872 100644
--- a/drivers/gpu/drm/exynos/exynos_hdmi.c
+++ b/drivers/gpu/drm/exynos/exynos_hdmi.c
@@ -797,7 +797,8 @@ static void hdmi_reg_infoframes(struct hdmi_context *hdata)
 				sizeof(buf));
 	if (ret > 0) {
 		hdmi_reg_writeb(hdata, HDMI_VSI_CON, HDMI_VSI_CON_EVERY_VSYNC);
-		hdmi_reg_write_buf(hdata, HDMI_VSI_HEADER0, buf, ret);
+		hdmi_reg_write_buf(hdata, HDMI_VSI_HEADER0, buf, 3);
+		hdmi_reg_write_buf(hdata, HDMI_VSI_DATA(0), buf + 3, ret - 3);
 	}
 
 	ret = hdmi_audio_infoframe_init(&frm.audio);
-- 
2.7.4

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[PATCH 2/7] drm/exynos/hdmi: fix VSI infoframe registers Andrzej Hajda <a.hajda@samsung.com> - 2017-01-20 08:00 +0100

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