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
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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 */