From 6e8fbf8d19e48ca3b451233c8939b493a51d030d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= <ville.syrjala@linux.intel.com>
Date: Fri, 27 Oct 2017 23:17:38 +0300
Subject: [PATCH] drm/i915/vbt: Fix HDMI level shifter and max data rate bitfield sizes
Mime-version: 1.0
Content-type: text/plain; charset=UTF-8
Content-transfer-encoding: 8bit
Git-commit: 6e8fbf8d19e48ca3b451233c8939b493a51d030d
Patch-mainline: v4.16-rc1
References: FATE#322643 bsc#1055900

The HDMI level shifter value should be 5 bits and the max data rate 3 bits.

Cc: Jani Nikula <jani.nikula@intel.com>
Reported-by: Jani Nikula <jani.nikula@intel.com>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20171027201738.3640-1-ville.syrjala@linux.intel.com
Reviewed-by: Jani Nikula <jani.nikula@intel.com>
Acked-by: Takashi Iwai <tiwai@suse.de>

---
 drivers/gpu/drm/i915/intel_vbt_defs.h |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

--- a/drivers/gpu/drm/i915/intel_vbt_defs.h
+++ b/drivers/gpu/drm/i915/intel_vbt_defs.h
@@ -342,8 +342,8 @@ struct child_device_config {
 			u8 i2c_speed;
 			u8 dp_onboard_redriver;			/* 158 */
 			u8 dp_ondock_redriver;			/* 158 */
-			u8 hdmi_level_shifter_value:4;		/* 169 */
-			u8 hdmi_max_data_rate:4;		/* 204 */
+			u8 hdmi_level_shifter_value:5;		/* 169 */
+			u8 hdmi_max_data_rate:3;		/* 204 */
 			u16 dtd_buf_ptr;			/* 161 */
 			u8 edidless_efp:1;			/* 161 */
 			u8 compression_enable:1;		/* 198 */