From 71b970c8680732b3dec1f9506087ef56bd6a123d Mon Sep 17 00:00:00 2001 From: Nikola Cornij Date: Wed, 12 May 2021 17:00:11 -0400 Subject: drm/dp_mst: Use kHz as link rate units when settig source max link caps at init [why] Link rate in kHz is what is eventually required to calculate the link bandwidth, which makes kHz a more generic unit. This should also make forward-compatibility with new DP standards easier. [how] - Replace 'link rate DPCD code' with 'link rate in kHz' when used with drm_dp_mst_topology_mgr_init() - Add/remove related DPCD code conversion from/to kHz where applicable Signed-off-by: Nikola Cornij Acked-by: Jani Nikula Reviewed-by: Lyude Paul Signed-off-by: Lyude Paul Link: https://patchwork.freedesktop.org/patch/msgid/20210512210011.8425-2-nikola.cornij@amd.com --- drivers/gpu/drm/i915/display/intel_dp_mst.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'drivers/gpu/drm/i915/display/intel_dp_mst.c') diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.c b/drivers/gpu/drm/i915/display/intel_dp_mst.c index 332d2f9fda5c..b170e272bdee 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_mst.c +++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c @@ -963,8 +963,8 @@ intel_dp_mst_encoder_init(struct intel_digital_port *dig_port, int conn_base_id) intel_dp_create_fake_mst_encoders(dig_port); ret = drm_dp_mst_topology_mgr_init(&intel_dp->mst_mgr, &i915->drm, &intel_dp->aux, 16, 3, - (u8)dig_port->max_lanes, - drm_dp_link_rate_to_bw_code(max_source_rate), + dig_port->max_lanes, + max_source_rate, conn_base_id); if (ret) return ret; -- cgit v1.2.3