diff options
| author | Cruise Hung <Cruise.Hung@amd.com> | 2025-07-09 19:04:31 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2025-07-28 16:40:07 -0400 |
| commit | d0e164f72e6a16e64f660023dc7ad25b31b8b08d (patch) | |
| tree | c3a2b29bb14163bf9485f3edf1004a9a6a8b542b /drivers/gpu/drm/amd/display/dc/link/link_validation.c | |
| parent | drm/amd/display: Add DC EDID read policy struct (diff) | |
| download | linux-d0e164f72e6a16e64f660023dc7ad25b31b8b08d.tar.gz linux-d0e164f72e6a16e64f660023dc7ad25b31b8b08d.zip | |
drm/amd/display: Remove check DPIA HPD status for BW Allocation
[Why & How]
Link hpd_status is for embedded DPIA only.
Do not check hpd_status for BW allocation logic.
Reviewed-by: Meenakshikumar Somasundaram <meenakshikumar.somasundaram@amd.com>
Signed-off-by: Cruise Hung <Cruise.Hung@amd.com>
Signed-off-by: Ivan Lipski <ivan.lipski@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/link/link_validation.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/link/link_validation.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/link/link_validation.c b/drivers/gpu/drm/amd/display/dc/link/link_validation.c index aecaf37eee35..acdc162de535 100644 --- a/drivers/gpu/drm/amd/display/dc/link/link_validation.c +++ b/drivers/gpu/drm/amd/display/dc/link/link_validation.c @@ -408,8 +408,10 @@ enum dc_status link_validate_dp_tunnel_bandwidth(const struct dc *dc, const stru link = stream->link; if (!(link && (stream->signal == SIGNAL_TYPE_DISPLAY_PORT - || stream->signal == SIGNAL_TYPE_DISPLAY_PORT_MST) - && link->hpd_status)) + || stream->signal == SIGNAL_TYPE_DISPLAY_PORT_MST))) + continue; + + if ((link->ep_type == DISPLAY_ENDPOINT_USB4_DPIA) && (link->hpd_status == false)) continue; dp_tunnel_settings = get_dp_tunnel_settings(new_ctx, stream); |