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* [PATCH 0/2] Revert patch to reject HBR3 for all eDP panels
@ 2025-06-20 12:44 Ankit Nautiyal
  2025-06-20 12:44 ` [PATCH 1/2] Revert "drm/i915/dp: Reject HBR3 when sink doesn't support TPS4" Ankit Nautiyal
                   ` (6 more replies)
  0 siblings, 7 replies; 25+ messages in thread
From: Ankit Nautiyal @ 2025-06-20 12:44 UTC (permalink / raw)
  To: intel-gfx, intel-xe; +Cc: ville.syrjala, jani.nikula, Ankit Nautiyal

Revert the existing patch that rejects HBR3 for all eDP panels that
do not support TPS4. With the patch reverted, the gitlab issue#5969 [1]
will get opened again. Add a quirk to limit the rate to HBR2 for the
device mentioned in [1] and close the issue.

This series is a continuation from [2], and [3].

[1] https://gitlab.freedesktop.org/drm/i915/kernel/-/issues/5969
[2] https://lore.kernel.org/all/1cd154a09823abf6d34221ae9e02f9cd342cc3a3@intel.com/
[3] https://lore.kernel.org/all/87y0uzh5tz.fsf@intel.com/

Ankit Nautiyal (2):
  Revert "drm/i915/dp: Reject HBR3 when sink doesn't support TPS4"
  drm/i915/dp: Add device specific quirk to limit eDP rate to HBR2

 drivers/gpu/drm/i915/display/intel_dp.c     | 29 ++++++++-------------
 drivers/gpu/drm/i915/display/intel_quirks.c |  9 +++++++
 drivers/gpu/drm/i915/display/intel_quirks.h |  1 +
 3 files changed, 21 insertions(+), 18 deletions(-)

-- 
2.45.2


^ permalink raw reply	[flat|nested] 25+ messages in thread
* [PATCH 0/1] Revert patch to reject HBR3 for all eDP panels
@ 2025-07-10  5:20 Ankit Nautiyal
  2025-07-10  5:20 ` [PATCH 1/2] Revert "drm/i915/dp: Reject HBR3 when sink doesn't support TPS4" Ankit Nautiyal
  0 siblings, 1 reply; 25+ messages in thread
From: Ankit Nautiyal @ 2025-07-10  5:20 UTC (permalink / raw)
  To: intel-gfx, intel-xe; +Cc: ville.syrjala, jani.nikula, Ankit Nautiyal

Revert the existing patch that rejects HBR3 for all eDP panels that
do not support TPS4. With the patch reverted, the gitlab issue#5969 [1]
will get opened again. Add a quirk to limit the rate to HBR2 for the
device mentioned in [1] and close the issue.

This series is a continuation from [2], and [3].

[1] https://gitlab.freedesktop.org/drm/i915/kernel/-/issues/5969
[2] https://lore.kernel.org/all/1cd154a09823abf6d34221ae9e02f9cd342cc3a3@intel.com/
[3] https://lore.kernel.org/all/87y0uzh5tz.fsf@intel.com/

Rev2:
Instead of revert and add quirk, add a single patch that fixes the
commit. (Jani).

Rev3:
Instead of refining, just revert the patch for now and add quirk for the
ICL machine as a separate patch. (Ville)

Rev4:
Address review comments from Ville.

Ankit Nautiyal (2):
  Revert "drm/i915/dp: Reject HBR3 when sink doesn't support TPS4"
  drm/i915/dp: Add device specific quirk to limit eDP rate to HBR2

 drivers/gpu/drm/i915/display/intel_dp.c     | 30 ++++++++-------------
 drivers/gpu/drm/i915/display/intel_quirks.c |  9 +++++++
 drivers/gpu/drm/i915/display/intel_quirks.h |  1 +
 3 files changed, 21 insertions(+), 19 deletions(-)

-- 
2.45.2


^ permalink raw reply	[flat|nested] 25+ messages in thread
* [PATCH 0/1] Revert patch to reject HBR3 for all eDP panels
@ 2025-07-09  5:51 Ankit Nautiyal
  2025-07-09  5:51 ` [PATCH 1/2] Revert "drm/i915/dp: Reject HBR3 when sink doesn't support TPS4" Ankit Nautiyal
  0 siblings, 1 reply; 25+ messages in thread
From: Ankit Nautiyal @ 2025-07-09  5:51 UTC (permalink / raw)
  To: intel-gfx, intel-xe; +Cc: ville.syrjala, jani.nikula, Ankit Nautiyal

Revert the existing patch that rejects HBR3 for all eDP panels that
do not support TPS4. With the patch reverted, the gitlab issue#5969 [1]
will get opened again. Add a quirk to limit the rate to HBR2 for the
device mentioned in [1] and close the issue.

This series is a continuation from [2], and [3].

[1] https://gitlab.freedesktop.org/drm/i915/kernel/-/issues/5969
[2] https://lore.kernel.org/all/1cd154a09823abf6d34221ae9e02f9cd342cc3a3@intel.com/
[3] https://lore.kernel.org/all/87y0uzh5tz.fsf@intel.com/

Rev2:
Instead of revert and add quirk, add a single patch that fixes the
commit. (Jani).

Rev3:
Instead of refining, just revert the patch for now and add quirk for the
ICL machine as a separate patch. (Ville)

Ankit Nautiyal (2):
  Revert "drm/i915/dp: Reject HBR3 when sink doesn't support TPS4"
  drm/i915/dp: Add device specific quirk to limit eDP rate to HBR2

 drivers/gpu/drm/i915/display/intel_dp.c     | 32 ++++++++-------------
 drivers/gpu/drm/i915/display/intel_quirks.c |  9 ++++++
 drivers/gpu/drm/i915/display/intel_quirks.h |  1 +
 3 files changed, 22 insertions(+), 20 deletions(-)

-- 
2.45.2


^ permalink raw reply	[flat|nested] 25+ messages in thread
* [PATCH 0/2] Add kernel param to limit the eDP rate to HBR2
@ 2025-06-10 10:04 Ankit Nautiyal
  2025-06-10 10:04 ` [PATCH 1/2] Revert "drm/i915/dp: Reject HBR3 when sink doesn't support TPS4" Ankit Nautiyal
  0 siblings, 1 reply; 25+ messages in thread
From: Ankit Nautiyal @ 2025-06-10 10:04 UTC (permalink / raw)
  To: intel-gfx, intel-xe; +Cc: ville.syrjala, jani.nikula

Revert the existing patch that rejects HBR3 for all eDP panels that
do not support TPS4. Add a patch to add a kernel parameter to limit
the rate to HBR2 for eDP panels that might be unstable with higher
rate.

Ankit Nautiyal (2):
  Revert "drm/i915/dp: Reject HBR3 when sink doesn't support TPS4"
  drm/i915/dp: Add kernel param to limit eDP rate to HBR2"

 .../drm/i915/display/intel_display_params.c   |  2 ++
 .../drm/i915/display/intel_display_params.h   |  1 +
 drivers/gpu/drm/i915/display/intel_dp.c       | 21 ++++++++++---------
 3 files changed, 14 insertions(+), 10 deletions(-)

-- 
2.45.2


^ permalink raw reply	[flat|nested] 25+ messages in thread
* [PATCH 0/2] Add quirk for panels that support HBR3 without TPS4
@ 2025-05-14  8:43 Ankit Nautiyal
  2025-05-14  8:43 ` [PATCH 1/2] Revert "drm/i915/dp: Reject HBR3 when sink doesn't support TPS4" Ankit Nautiyal
  0 siblings, 1 reply; 25+ messages in thread
From: Ankit Nautiyal @ 2025-05-14  8:43 UTC (permalink / raw)
  To: intel-gfx, intel-xe; +Cc: ville.syrjala, jani.nikula, dri-devel

Revert the existing patch that rejects HBR3 for all eDP panels that
do not support TPS4. Add a patch to add a quirk for specific panels that
support HBR3 without TPS4 and are unstable with higher rate.
Reject HBR3 only for these panels.

Ankit Nautiyal (2):
  Revert "drm/i915/dp: Reject HBR3 when sink doesn't support TPS4"
  drm/dp: Add quirk for panel with HBR3 without TPS4

 drivers/gpu/drm/display/drm_dp_helper.c |  2 ++
 drivers/gpu/drm/i915/display/intel_dp.c | 43 +++++++++++++++++++------
 include/drm/display/drm_dp_helper.h     |  8 +++++
 3 files changed, 44 insertions(+), 9 deletions(-)

-- 
2.45.2


^ permalink raw reply	[flat|nested] 25+ messages in thread

end of thread, other threads:[~2025-07-10  5:31 UTC | newest]

Thread overview: 25+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2025-06-20 12:44 [PATCH 0/2] Revert patch to reject HBR3 for all eDP panels Ankit Nautiyal
2025-06-20 12:44 ` [PATCH 1/2] Revert "drm/i915/dp: Reject HBR3 when sink doesn't support TPS4" Ankit Nautiyal
2025-06-23 14:42   ` Ville Syrjälä
2025-06-24  4:40     ` Nautiyal, Ankit K
2025-06-24 16:49       ` Ville Syrjälä
2025-06-25  8:18         ` Jani Nikula
2025-06-26 11:31           ` Ville Syrjälä
2025-06-20 12:44 ` [PATCH 2/2] drm/i915/dp: Add device specific quirk to limit eDP rate to HBR2 Ankit Nautiyal
2025-06-23  9:59   ` Jani Nikula
2025-06-24  7:32     ` Nautiyal, Ankit K
2025-06-20 13:23 ` ✓ CI.KUnit: success for Revert patch to reject HBR3 for all eDP panels Patchwork
2025-06-20 23:47 ` ✓ Xe.CI.Full: " Patchwork
2025-06-24  8:43 ` ✓ CI.KUnit: success for Revert patch to reject HBR3 for all eDP panels (rev2) Patchwork
2025-06-24  9:50 ` ✓ Xe.CI.BAT: " Patchwork
2025-06-24 16:20 ` ✓ Xe.CI.Full: " Patchwork
  -- strict thread matches above, loose matches on Subject: below --
2025-07-10  5:20 [PATCH 0/1] Revert patch to reject HBR3 for all eDP panels Ankit Nautiyal
2025-07-10  5:20 ` [PATCH 1/2] Revert "drm/i915/dp: Reject HBR3 when sink doesn't support TPS4" Ankit Nautiyal
2025-07-09  5:51 [PATCH 0/1] Revert patch to reject HBR3 for all eDP panels Ankit Nautiyal
2025-07-09  5:51 ` [PATCH 1/2] Revert "drm/i915/dp: Reject HBR3 when sink doesn't support TPS4" Ankit Nautiyal
2025-07-09 18:04   ` Ville Syrjälä
2025-07-10  4:47     ` Nautiyal, Ankit K
2025-06-10 10:04 [PATCH 0/2] Add kernel param to limit the eDP rate to HBR2 Ankit Nautiyal
2025-06-10 10:04 ` [PATCH 1/2] Revert "drm/i915/dp: Reject HBR3 when sink doesn't support TPS4" Ankit Nautiyal
2025-06-10 12:15   ` Jani Nikula
2025-05-14  8:43 [PATCH 0/2] Add quirk for panels that support HBR3 without TPS4 Ankit Nautiyal
2025-05-14  8:43 ` [PATCH 1/2] Revert "drm/i915/dp: Reject HBR3 when sink doesn't support TPS4" Ankit Nautiyal
2025-05-14 10:02   ` Jani Nikula
2025-05-14 10:47     ` Jani Nikula
2025-05-14 11:33       ` Nautiyal, Ankit K

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