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From d6bbcaf3c7706243fafc0d6ddf4136f9c83eb599 Mon Sep 17 00:00:00 2001
From: Eric Anholt <eric@anholt.net>
Date: Thu, 11 Feb 2016 12:29:45 -0800
Subject: [PATCH] drm/vc4: Fix flipped HVS channels for DSI0/1.

Empirically, DSI1 appears to be using HVS channel 0 on my Pi2.

Signed-off-by: Eric Anholt <eric@anholt.net>
---
 drivers/gpu/drm/vc4/vc4_crtc.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

--- a/drivers/gpu/drm/vc4/vc4_crtc.c
+++ b/drivers/gpu/drm/vc4/vc4_crtc.c
@@ -699,13 +699,13 @@ void vc4_cancel_page_flip(struct drm_crt
 }
 
 static const struct vc4_crtc_data pv0_data = {
-	.hvs_channel = 0,
+	.hvs_channel = 2,
 	.encoder0_type = VC4_ENCODER_TYPE_DSI0,
 	.encoder1_type = VC4_ENCODER_TYPE_DPI,
 };
 
 static const struct vc4_crtc_data pv1_data = {
-	.hvs_channel = 2,
+	.hvs_channel = 0,
 	.encoder0_type = VC4_ENCODER_TYPE_DSI1,
 	.encoder1_type = VC4_ENCODER_TYPE_SMI,
 };