From: Imre Deak <imre.deak@intel.com>
To: <intel-gfx@lists.freedesktop.org>, <intel-xe@lists.freedesktop.org>
Cc: dri-devel@lists.freedesktop.org,
"Vidya Srinivas" <vidya.srinivas@intel.com>,
"Swati Sharma" <swati2.sharma@intel.com>,
"Ville Syrjälä" <ville.syrjala@linux.intel.com>
Subject: [PATCH v6 0/6] drm/i915/dp: Work around a DSC pixel throughput issue
Date: Tue, 30 Sep 2025 21:24:44 +0300 [thread overview]
Message-ID: <20250930182450.563016-1-imre.deak@intel.com> (raw)
This is v6 of [1], removing the unreachable default switch case in
drm_dp_dsc_sink_max_slice_throughput() and adding the R-b and T-b tags
from Ville and Swati.
Reported-by: Vidya Srinivas <vidya.srinivas@intel.com>
Reported-by: Swati Sharma <swati2.sharma@intel.com>
Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Cc: dri-devel@lists.freedesktop.org
[1] https://lore.kernel.org/all/20250926211236.474043-1-imre.deak@intel.com
Imre Deak (6):
drm/dp: Add quirk for Synaptics DSC throughput link-bpp limit
drm/dp: Add helpers to query the branch DSC max throughput/line-width
drm/i915/dp: Calculate DSC slice count based on per-slice peak
throughput
drm/i915/dp: Pass DPCD device descriptor to
intel_dp_get_dsc_sink_cap()
drm/i915/dp: Verify branch devices' overall pixel throughput/line
width
drm/i915/dp: Handle Synaptics DSC throughput link-bpp quirk
drivers/gpu/drm/display/drm_dp_helper.c | 156 ++++++++++++++++++
.../drm/i915/display/intel_display_types.h | 9 +
drivers/gpu/drm/i915/display/intel_dp.c | 146 ++++++++++++++--
drivers/gpu/drm/i915/display/intel_dp.h | 5 +-
drivers/gpu/drm/i915/display/intel_dp_mst.c | 9 +-
include/drm/display/drm_dp.h | 3 +
include/drm/display/drm_dp_helper.h | 14 ++
7 files changed, 328 insertions(+), 14 deletions(-)
--
2.49.1
next reply other threads:[~2025-09-30 18:25 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-09-30 18:24 Imre Deak [this message]
2025-09-30 18:24 ` [PATCH v6 1/6] drm/dp: Add quirk for Synaptics DSC throughput link-bpp limit Imre Deak
2025-09-30 18:24 ` [PATCH v6 2/6] drm/dp: Add helpers to query the branch DSC max throughput/line-width Imre Deak
2025-09-30 20:30 ` Dmitry Baryshkov
2025-09-30 18:24 ` [PATCH v6 3/6] drm/i915/dp: Calculate DSC slice count based on per-slice peak throughput Imre Deak
2025-09-30 18:24 ` [PATCH v6 4/6] drm/i915/dp: Pass DPCD device descriptor to intel_dp_get_dsc_sink_cap() Imre Deak
2025-09-30 18:24 ` [PATCH v6 5/6] drm/i915/dp: Verify branch devices' overall pixel throughput/line width Imre Deak
2025-09-30 18:24 ` [PATCH v6 6/6] drm/i915/dp: Handle Synaptics DSC throughput link-bpp quirk Imre Deak
2025-09-30 18:30 ` ✗ CI.checkpatch: warning for drm/i915/dp: Work around a DSC pixel throughput issue (rev7) Patchwork
2025-09-30 18:32 ` ✓ CI.KUnit: success " Patchwork
2025-09-30 19:06 ` ✓ Xe.CI.BAT: " Patchwork
2025-09-30 21:37 ` ✗ Xe.CI.Full: failure " Patchwork
[not found] ` <175930328815.382019.17098929692493359848@1538d3639d33>
2025-10-02 16:23 ` ✗ i915.CI.Full: " Imre Deak
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