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* [PATCH v3 0/3] eDP Data Override
@ 2025-07-31  5:16 Suraj Kandpal
  2025-07-31  5:16 ` [PATCH v3 1/3] drm/i915/vbt: Add eDP Data rate overrride field in VBT Suraj Kandpal
                   ` (6 more replies)
  0 siblings, 7 replies; 12+ messages in thread
From: Suraj Kandpal @ 2025-07-31  5:16 UTC (permalink / raw)
  To: intel-xe, intel-gfx; +Cc: jani.nikula, ankit.k.nautiyal, Suraj Kandpal

When using link rates 2.43 and 6.75 causes a strong noise for WIFI
bands. Its recommended we use 2.7 and 8.1 Gbps instead.
The solution proposed was a static vbt field that provides us with a
mask of rates which need to be skipped in favor of the next higher link
rate.

--v1
-Optimize looping

--v2
-Break 2nd patch to two parts
-Rename intel bios parse function
-Create seprate function for setting rates

-v3
-Fix VBT definition
-Rename intel bios function
-Make the function only return mask
-Protect against broken VBT

HSD:14022096069
Signed-off-by: Suraj Kandpal <suraj.kandpal@intel.com>

Suraj Kandpal (3):
  drm/i915/vbt: Add eDP Data rate overrride field in VBT
  drm/i915/bios: Add function to check if edp data override is needed
  drm/i915/edp: eDP Data Overrride

 drivers/gpu/drm/i915/display/intel_bios.c     | 33 ++++++++++++++++++-
 drivers/gpu/drm/i915/display/intel_bios.h     |  2 ++
 drivers/gpu/drm/i915/display/intel_dp.c       | 29 ++++++++++++++++
 drivers/gpu/drm/i915/display/intel_vbt_defs.h | 16 +++++++++
 4 files changed, 79 insertions(+), 1 deletion(-)

-- 
2.34.1


^ permalink raw reply	[flat|nested] 12+ messages in thread

end of thread, other threads:[~2025-08-19  4:55 UTC | newest]

Thread overview: 12+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2025-07-31  5:16 [PATCH v3 0/3] eDP Data Override Suraj Kandpal
2025-07-31  5:16 ` [PATCH v3 1/3] drm/i915/vbt: Add eDP Data rate overrride field in VBT Suraj Kandpal
2025-07-31  5:16 ` [PATCH v3 2/3] drm/i915/bios: Add function to check if edp data override is needed Suraj Kandpal
2025-08-19  4:39   ` Nautiyal, Ankit K
2025-07-31  5:16 ` [PATCH v3 3/3] drm/i915/edp: eDP Data Overrride Suraj Kandpal
2025-07-31  7:47   ` kernel test robot
2025-07-31  9:50   ` [PATCH v4 " Suraj Kandpal
2025-08-19  4:55     ` Nautiyal, Ankit K
2025-07-31  5:24 ` ✓ CI.KUnit: success for eDP Data Override (rev4) Patchwork
2025-07-31 11:59 ` ✓ CI.KUnit: success for eDP Data Override (rev5) Patchwork
2025-07-31 12:37 ` ✓ Xe.CI.BAT: " Patchwork
2025-07-31 13:49 ` ✗ Xe.CI.Full: failure " Patchwork

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