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path: root/target/linux/bcm27xx/patches-5.15/950-0707-drm-vc4-For-DPI-MEDIA_BUS_FMT_RGB565_1X16-is-mode-1-.patch
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From 4626e370de018aed097d54247bae5a29391198ee Mon Sep 17 00:00:00 2001
From: Dave Stevenson <dave.stevenson@raspberrypi.com>
Date: Mon, 14 Feb 2022 15:34:51 +0000
Subject: [PATCH] drm/vc4: For DPI, MEDIA_BUS_FMT_RGB565_1X16 is mode
 1, not 3.

The mapping is incorrect for RGB565_1X16 as it should be
DPI_FORMAT_18BIT_666_RGB_1 instead of DPI_FORMAT_18BIT_666_RGB_3.

Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.com>
---
 drivers/gpu/drm/vc4/vc4_dpi.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/gpu/drm/vc4/vc4_dpi.c
+++ b/drivers/gpu/drm/vc4/vc4_dpi.c
@@ -188,7 +188,7 @@ static void vc4_dpi_encoder_enable(struc
 						       DPI_ORDER);
 				break;
 			case MEDIA_BUS_FMT_RGB565_1X16:
-				dpi_c |= VC4_SET_FIELD(DPI_FORMAT_16BIT_565_RGB_3,
+				dpi_c |= VC4_SET_FIELD(DPI_FORMAT_16BIT_565_RGB_1,
 						       DPI_FORMAT);
 				break;
 			case MEDIA_BUS_FMT_RGB565_1X24_CPADHI: