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From: Imre Deak <imre.deak@intel.com>
To: intel-gfx@lists.freedesktop.org
Cc: "Ville Syrjälä" <ville.syrjala@linux.intel.com>, stable@vger.kernel.org
Subject: [PATCH v2 0/3] drm/i915: Fix DP LTTPR link training mode initialization
Date: Wed, 17 Mar 2021 20:48:58 +0200	[thread overview]
Message-ID: <20210317184901.4029798-1-imre.deak@intel.com> (raw)

This is v2 of
https://patchwork.freedesktop.org/series/88015/

also making sure that LTTPRs are detected and initialized only if the
DPCD and LTTPR revisions are > 1.4 as required by Display Port
specification.

Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Cc: <stable@vger.kernel.org> # v5.11

Imre Deak (3):
  drm/i915/ilk-glk: Fix link training on links with LTTPRs
  drm/i915: Disable LTTPR support when the DPCD rev < 1.4
  drm/i915: Disable LTTPR support when the LTTPR rev < 1.4

 drivers/gpu/drm/i915/display/intel_dp.c       |  4 +-
 drivers/gpu/drm/i915/display/intel_dp_aux.c   |  7 ++
 .../drm/i915/display/intel_dp_link_training.c | 66 ++++++++++++++-----
 .../drm/i915/display/intel_dp_link_training.h |  2 +-
 4 files changed, 58 insertions(+), 21 deletions(-)

-- 
2.25.1


             reply	other threads:[~2021-03-17 18:49 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-03-17 18:48 Imre Deak [this message]
2021-03-17 18:48 ` [PATCH v2 1/3] drm/i915/ilk-glk: Fix link training on links with LTTPRs Imre Deak
2021-03-18 17:33   ` Ville Syrjälä
2021-03-18 17:49     ` Imre Deak
2021-03-18 18:06       ` Imre Deak
2021-03-18 22:04         ` Almahallawy, Khaled
2021-03-18 23:17           ` Imre Deak
2021-03-19 17:25             ` Lyude Paul
2021-03-19 17:29               ` Imre Deak
2021-03-19 20:44                 ` Lyude Paul
2021-03-19 21:07                   ` Imre Deak
2021-03-20  7:15                     ` Imre Deak
2021-03-20  7:40                       ` Almahallawy, Khaled
2021-03-20  7:45                         ` Imre Deak
2021-03-17 18:49 ` [PATCH v2 2/3] drm/i915: Disable LTTPR support when the DPCD rev < 1.4 Imre Deak
2021-03-17 19:01   ` Imre Deak
2021-03-18 17:57     ` Ville Syrjälä
2021-03-18 18:05       ` Imre Deak
2021-03-17 18:49 ` [PATCH v2 3/3] drm/i915: Disable LTTPR support when the LTTPR " Imre Deak
2021-03-18 18:00   ` Ville Syrjälä
2021-03-18 18:09     ` Imre Deak
     [not found] ` <161602046432.17366.7917891017821188755@emeril.freedesktop.org>
2021-03-19 11:16   ` ✓ Fi.CI.IGT: success for drm/i915: Fix DP LTTPR link training mode initialization (rev2) Imre Deak

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