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Patch "drm/i915: Fix iboost setting for SKL Y/U DP DDI buffer translation entry 2" has been added to the 4.7-stable tree

PATCH [email protected] 1 participant 1 message Sep 5, 2016

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This is a note to let you know that I've just added the patch titled

drm/i915: Fix iboost setting for SKL Y/U DP DDI buffer translation entry 2

to the 4.7-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
drm-i915-fix-iboost-setting-for-skl-y-u-dp-ddi-buffer-translation-entry-2.patch
and it can be found in the queue-4.7 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree, please let <[email protected]> know about it.

Quoted 1 line

From 85bf59d188721dca37bc8276457e68351213f38f Mon Sep 17 00:00:00 2001

From: =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= <[email protected]>
Date: Tue, 2 Aug 2016 15:21:57 +0300
Subject: drm/i915: Fix iboost setting for SKL Y/U DP DDI buffer translation entry 2
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

From: Ville Syrjälä <[email protected]>

commit 85bf59d188721dca37bc8276457e68351213f38f upstream.

The spec was recently fixed to have the correct iboost setting for the SKL Y/U DP DDI buffer translation table entry 2. Update our tables to match.

---
 drivers/gpu/drm/i915/intel_ddi.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
drivers/gpu/drm/i915/intel_ddi.c +2 -2
@@ -145,7 +145,7 @@ static const struct ddi_buf_trans skl_dd
 static const struct ddi_buf_trans skl_u_ddi_translations_dp[] = {
 	{ 0x0000201B, 0x000000A2, 0x0 },
 	{ 0x00005012, 0x00000088, 0x0 },
-	{ 0x80007011, 0x000000CD, 0x0 },
+	{ 0x80007011, 0x000000CD, 0x1 },
 	{ 0x80009010, 0x000000C0, 0x1 },
 	{ 0x0000201B, 0x0000009D, 0x0 },
 	{ 0x80005012, 0x000000C0, 0x1 },
@@ -158,7 +158,7 @@ static const struct ddi_buf_trans skl_u_
 static const struct ddi_buf_trans skl_y_ddi_translations_dp[] = {
 	{ 0x00000018, 0x000000A2, 0x0 },
 	{ 0x00005012, 0x00000088, 0x0 },
-	{ 0x80007011, 0x000000CD, 0x0 },
+	{ 0x80007011, 0x000000CD, 0x3 },
 	{ 0x80009010, 0x000000C0, 0x3 },
 	{ 0x00000018, 0x0000009D, 0x0 },
 	{ 0x80005012, 0x000000C0, 0x3 },

Patches currently in stable-queue which might be from [email protected] are

queue-4.7/drm-i915-fix-iboost-setting-for-skl-y-u-dp-ddi-buffer-translation-entry-2.patch queue-4.7/drm-i915-fix-iboost-setting-for-ddi-with-4-lanes-on-skl.patch queue-4.7/drm-i915-vlv-make-intel_crt_reset-per-encoder.patch queue-4.7/drm-i915-program-iboost-settings-for-hdmi-dvi-on-skl.patch queue-4.7/drm-i915-vlv-reset-the-adpa-in-vlv_display_power_well_init.patch queue-4.7/drm-i915-enable-polling-when-we-don-t-have-hpd.patch queue-4.7/drm-i915-vlv-disable-hpd-in-valleyview_crt_detect_hotplug.patch