]> git.ipfire.org Git - thirdparty/linux.git/commit
drm/amd/display: Don't perform rate toggle on DP2-capable FIXED_VS retimers
authorMichael Strauss <michael.strauss@amd.com>
Tue, 16 Jan 2024 18:46:53 +0000 (13:46 -0500)
committerAlex Deucher <alexander.deucher@amd.com>
Wed, 7 Feb 2024 17:26:21 +0000 (12:26 -0500)
commit70efd0422021dad3c56a6d7dd141c2c8e360f10e
tree81d2ebbb9dc908b250732579a7b575e744307ccd
parent5a2df8ecba868e91fa4eff393ceef34d134fe916
drm/amd/display: Don't perform rate toggle on DP2-capable FIXED_VS retimers

[WHY]
Only required if FIXED_VS retimer does not support DP2-capable.

[HOW]
Gate link rate toggle with DP 128b/132b LTTPR channel coding cap check.

Reviewed-by: Charlene Liu <charlene.liu@amd.com>
Acked-by: Hamza Mahfooz <hamza.mahfooz@amd.com>
Signed-off-by: Michael Strauss <michael.strauss@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_training_fixed_vs_pe_retimer.c