linux-kernel - [PATCH] drm/meson: venc: dmt mode must use encp

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Date:   Mon, 12 Nov 2018 19:41:09 +0100
From:   Jorge Ramirez-Ortiz <jramirez@...libre.com>
To:     jramirez@...libre.com, narmstrong@...libre.com, airlied@...ux.ie,
        carlo@...one.org, khilman@...libre.com
Cc:     dri-devel@...ts.freedesktop.org, linux-amlogic@...ts.infradead.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: [PATCH] drm/meson: venc: dmt mode must use encp

From: Jorge Ramirez-Ortiz <jorge.ramirez.ortiz@...il.com>

The video mode for DMT is only populated to support encp.

Signed-off-by: Jorge Ramirez-Ortiz <jorge.ramirez.ortiz@...il.com>
---
 drivers/gpu/drm/meson/meson_venc.c | 15 ++++++++-------
 1 file changed, 8 insertions(+), 7 deletions(-)

diff --git a/drivers/gpu/drm/meson/meson_venc.c b/drivers/gpu/drm/meson/meson_venc.c
index 514245e..acbbad3 100644
--- a/drivers/gpu/drm/meson/meson_venc.c
+++ b/drivers/gpu/drm/meson/meson_venc.c
@@ -854,6 +854,13 @@ void meson_venc_hdmi_mode_set(struct meson_drm *priv, int vic,
 	unsigned int sof_lines;
 	unsigned int vsync_lines;
 
+	/* Use VENCI for 480i and 576i and double HDMI pixels */
+	if (mode->flags & DRM_MODE_FLAG_DBLCLK) {
+		hdmi_repeat = true;
+		use_enci = true;
+		venc_hdmi_latency = 1;
+	}
+
 	if (meson_venc_hdmi_supported_vic(vic)) {
 		vmode = meson_venc_hdmi_get_vic_vmode(vic);
 		if (!vmode) {
@@ -865,13 +872,7 @@ void meson_venc_hdmi_mode_set(struct meson_drm *priv, int vic,
 	} else {
 		meson_venc_hdmi_get_dmt_vmode(mode, &vmode_dmt);
 		vmode = &vmode_dmt;
-	}
-
-	/* Use VENCI for 480i and 576i and double HDMI pixels */
-	if (mode->flags & DRM_MODE_FLAG_DBLCLK) {
-		hdmi_repeat = true;
-		use_enci = true;
-		venc_hdmi_latency = 1;
+		use_enci = false;
 	}
 
 	/* Repeat VENC pixels for 480/576i/p, 720p50/60 and 1080p50/60 */
-- 
2.7.4