diff options
| author | José Roberto de Souza <jose.souza@intel.com> | 2019-12-02 14:25:12 -0800 |
|---|---|---|
| committer | José Roberto de Souza <jose.souza@intel.com> | 2019-12-03 12:32:48 -0800 |
| commit | 50a7efb280a8f13a4cfdfd5f921f53925a09a09a (patch) | |
| tree | cf0af5b8bbb149d4f27b3cc097ff27c380fc0561 | |
| parent | e815aff59dcf3f4aaf7ca061b07c0a6ef63f2351 (diff) | |
drm/i915/dp: Power down sink before disable pipe/transcoder clock
Disabling pipe/transcoder clock before power down sink could cause
sink lost signal, causing it to trigger a hotplug to notify source
that link signal was lost.
Cc: Lucas De Marchi <lucas.demarchi@intel.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: José Roberto de Souza <jose.souza@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20191202222513.337777-2-jose.souza@intel.com
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_ddi.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_ddi.c b/drivers/gpu/drm/i915/display/intel_ddi.c index a976606d21c7..0ce06a94a27e 100644 --- a/drivers/gpu/drm/i915/display/intel_ddi.c +++ b/drivers/gpu/drm/i915/display/intel_ddi.c @@ -3802,12 +3802,12 @@ static void intel_ddi_post_disable_dp(struct intel_encoder *encoder, enum phy phy = intel_port_to_phy(dev_priv, encoder->port); if (!is_mst) { - intel_ddi_disable_pipe_clock(old_crtc_state); /* * Power down sink before disabling the port, otherwise we end * up getting interrupts from the sink on detecting link loss. */ intel_dp_sink_dpms(intel_dp, DRM_MODE_DPMS_OFF); + intel_ddi_disable_pipe_clock(old_crtc_state); } intel_disable_ddi_buf(encoder, old_crtc_state); |