From: xubilv <xbl@rock-chips.com>
Date: Tue, 18 Jul 2017 03:38:16 +0000 (+0800)
Subject: drm/rockchip: dw-mipi-dsi: use positive check for N{H, V}SYNC
X-Git-Tag: release-20171130_firefly~4^2~133
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=7cb48d54da9f25db247d1cbbfeed3766a7672678;p=firefly-linux-kernel-4.4.55.git

drm/rockchip: dw-mipi-dsi: use positive check for N{H, V}SYNC

This matches other drivers.

Change-Id: I1e5773b926c274e99ea117a2a0fdc5ab096c49aa
Signed-off-by: xubilv <xbl@rock-chips.com>
---

diff --git a/drivers/gpu/drm/rockchip/dw-mipi-dsi.c b/drivers/gpu/drm/rockchip/dw-mipi-dsi.c
index 642caf1247a2..2bf31d5ba7c3 100644
--- a/drivers/gpu/drm/rockchip/dw-mipi-dsi.c
+++ b/drivers/gpu/drm/rockchip/dw-mipi-dsi.c
@@ -781,9 +781,9 @@ static void dw_mipi_dsi_dpi_config(struct dw_mipi_dsi *dsi,
 		break;
 	}
 
-	if (!(mode->flags & DRM_MODE_FLAG_PVSYNC))
+	if (mode->flags & DRM_MODE_FLAG_PHSYNC)
 		val |= VSYNC_ACTIVE_LOW;
-	if (!(mode->flags & DRM_MODE_FLAG_PHSYNC))
+	if (mode->flags & DRM_MODE_FLAG_PVSYNC)
 		val |= HSYNC_ACTIVE_LOW;
 
 	dsi_write(dsi, DSI_DPI_VCID, DPI_VID(dsi->channel));