From: Imre Deak <imre.deak@intel.com>
To: <intel-gfx@lists.freedesktop.org>, <intel-xe@lists.freedesktop.org>
Cc: Luca Coelho <luciano.coelho@intel.com>,
Jani Nikula <jani.nikula@intel.com>
Subject: [PATCH v2 00/20] drm/i915/dp: Fix few SST HPD IRQ handling issues
Date: Wed, 25 Feb 2026 18:27:31 +0200 [thread overview]
Message-ID: <20260225162751.1255913-1-imre.deak@intel.com> (raw)
This is v2 of [1], addressing the review comments related to bool vs.
error code function return values from Luca and Jani in patches 2, 11,
12, 15 and adding R-bs.
The patchset also prepares for the upcoming UHBR DP tunnel support
changes.
Cc: Luca Coelho <luciano.coelho@intel.com>
Cc: Jani Nikula <jani.nikula@intel.com>
[1] https://lore.kernel.org/all/20250626082053.219514-1-imre.deak@intel.com
Imre Deak (20):
drm/i915/dp_mst: Reprobe connector if the IRQ ESI read failed
drm/i915/dp_mst: Verify the link status always the same way
drm/i915/dp_mst: Reuse intel_dp_check_link_state() in the HPD IRQ
handler
drm/i915/dp: Handle a tunneling IRQ after acking it
drm/i915/dp: Handle the RX_CAP_CHANGED HPD IRQ
drm/i915/dp: Handle the DOWNSTREAM_PORT_STATUS_CHANGED event
drm/i915/dp: Don't clobber the encoder state in the HPD IRQ handler
drm/i915/dp: Remove the device service IRQ handling from connector
detect
drm/i915/dp: Fix the device service IRQ DPCD_REV check
drm/i915/dp: Fix the link service IRQ DPCD_REV check
drm/i915/dp: Reprobe connector if getting/acking device IRQs fails
drm/i915/dp: Reprobe connector if getting/acking link service IRQs
fails
drm/i915/dp: Return early if getting/acking device service IRQs fails
drm/i915/dp: Return early if getting/acking link service IRQs fails
drm/i915/dp: Read/ack sink count and sink IRQs for SST as it's done
for MST
drm/i915/dp: Print debug message for a sink connected off request
drm/i915/dp: Check SST link status while handling link service IRQs
drm/i915/dp_mst: Reuse intel_dp_handle_link_service_irq()
drm/i915/dp: Ack only the handled device service IRQs
drm/i915/dp: Ack only the handled link service IRQs
.../drm/i915/display/intel_display_types.h | 1 +
drivers/gpu/drm/i915/display/intel_dp.c | 253 ++++++++++++------
2 files changed, 171 insertions(+), 83 deletions(-)
--
2.49.1
next reply other threads:[~2026-02-25 16:28 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-02-25 16:27 Imre Deak [this message]
2026-02-25 16:27 ` [PATCH v2 01/20] drm/i915/dp_mst: Reprobe connector if the IRQ ESI read failed Imre Deak
2026-02-25 16:27 ` [PATCH v2 02/20] drm/i915/dp_mst: Verify the link status always the same way Imre Deak
2026-02-25 16:27 ` [PATCH v2 03/20] drm/i915/dp_mst: Reuse intel_dp_check_link_state() in the HPD IRQ handler Imre Deak
2026-02-25 16:27 ` [PATCH v2 04/20] drm/i915/dp: Handle a tunneling IRQ after acking it Imre Deak
2026-02-25 16:27 ` [PATCH v2 05/20] drm/i915/dp: Handle the RX_CAP_CHANGED HPD IRQ Imre Deak
2026-02-25 16:27 ` [PATCH v2 06/20] drm/i915/dp: Handle the DOWNSTREAM_PORT_STATUS_CHANGED event Imre Deak
2026-02-25 16:27 ` [PATCH v2 07/20] drm/i915/dp: Don't clobber the encoder state in the HPD IRQ handler Imre Deak
2026-02-25 16:27 ` [PATCH v2 08/20] drm/i915/dp: Remove the device service IRQ handling from connector detect Imre Deak
2026-02-25 16:27 ` [PATCH v2 09/20] drm/i915/dp: Fix the device service IRQ DPCD_REV check Imre Deak
2026-02-25 16:27 ` [PATCH v2 10/20] drm/i915/dp: Fix the link " Imre Deak
2026-02-25 16:27 ` [PATCH v2 11/20] drm/i915/dp: Reprobe connector if getting/acking device IRQs fails Imre Deak
2026-02-25 16:27 ` [PATCH v2 12/20] drm/i915/dp: Reprobe connector if getting/acking link service " Imre Deak
2026-02-25 16:27 ` [PATCH v2 13/20] drm/i915/dp: Return early if getting/acking device " Imre Deak
2026-02-25 16:27 ` [PATCH v2 14/20] drm/i915/dp: Return early if getting/acking link " Imre Deak
2026-02-25 16:27 ` [PATCH v2 15/20] drm/i915/dp: Read/ack sink count and sink IRQs for SST as it's done for MST Imre Deak
2026-02-25 16:27 ` [PATCH v2 16/20] drm/i915/dp: Print debug message for a sink connected off request Imre Deak
2026-02-25 16:27 ` [PATCH v2 17/20] drm/i915/dp: Check SST link status while handling link service IRQs Imre Deak
2026-02-25 16:27 ` [PATCH v2 18/20] drm/i915/dp_mst: Reuse intel_dp_handle_link_service_irq() Imre Deak
2026-02-25 16:27 ` [PATCH v2 19/20] drm/i915/dp: Ack only the handled device service IRQs Imre Deak
2026-02-25 16:27 ` [PATCH v2 20/20] drm/i915/dp: Ack only the handled link " Imre Deak
2026-02-25 16:34 ` [PATCH v2 00/20] drm/i915/dp: Fix few SST HPD IRQ handling issues Imre Deak
2026-02-25 16:52 ` ✓ CI.KUnit: success for drm/i915/dp: Fix few SST HPD IRQ handling issues (rev2) Patchwork
2026-02-25 17:26 ` ✓ Xe.CI.BAT: " Patchwork
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