diff options
| author | Anthony Koo <Anthony.Koo@amd.com> | 2019-12-05 14:55:24 -0500 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2019-12-18 16:09:11 -0500 |
| commit | e97ed49690ea13f73437bc06905215159de6fab6 (patch) | |
| tree | 9ba7cc74af210c7ba6cfe941f43ab1e02239146f /drivers | |
| parent | 64267454273ac8203aa3f4c0a9ca71193884e862 (diff) | |
drm/amd/display: Do not handle linkloss for eDP
[Why]
eDP is internal link and link loss is unexpected.
It is typically going to be PSR related errors, which is
handled separately.
[How]
Check for eDP and skip check for link loss
Signed-off-by: Anthony Koo <Anthony.Koo@amd.com>
Reviewed-by: Aric Cyr <Aric.Cyr@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c index 42aa889fd0f5..38b0f4347383 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c @@ -2854,10 +2854,12 @@ bool dc_link_handle_hpd_rx_irq(struct dc_link *link, union hpd_irq_data *out_hpd /* For now we only handle 'Downstream port status' case. * If we got sink count changed it means * Downstream port status changed, - * then DM should call DC to do the detection. */ - if (hpd_rx_irq_check_link_loss_status( - link, - &hpd_irq_dpcd_data)) { + * then DM should call DC to do the detection. + * NOTE: Do not handle link loss on eDP since it is internal link*/ + if ((link->connector_signal != SIGNAL_TYPE_EDP) && + hpd_rx_irq_check_link_loss_status( + link, + &hpd_irq_dpcd_data)) { /* Connectivity log: link loss */ CONN_DATA_LINK_LOSS(link, hpd_irq_dpcd_data.raw, |