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drm/i915/dp: Restrict max source rate for WCL to HBR3
authorAnkit Nautiyal <ankit.k.nautiyal@intel.com>
Sat, 22 Nov 2025 05:36:51 +0000 (11:06 +0530)
committerAnkit Nautiyal <ankit.k.nautiyal@intel.com>
Fri, 19 Dec 2025 06:50:40 +0000 (12:20 +0530)
commitcffa413f1c94d8da45b31dd958bfeaa72329991b
treef63ea13f1da23b3965fdf49697f91735232a902dtree
parent0c8afa67aaa2d6cf523361f493d9b8224448ebeacommit | diff
drm/i915/dp: Restrict max source rate for WCL to HBR3

WCL supports a maximum of HBR3 8.1 Gbps for both eDP/DP.
Limit the max source rate to HBR3 for WCL.

v2: Move the check inside mtl_max_source_rate(). (Suraj)

Bspec:74286
Signed-off-by: Ankit Nautiyal <ankit.k.nautiyal@intel.com>
Reviewed-by: Suraj Kandpal <suraj.kandpal@intel.com>
Link: https://patch.msgid.link/20251122053651.759389-1-ankit.k.nautiyal@intel.com
drivers/gpu/drm/i915/display/intel_dp.c diff | blob | blame | history
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