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| author |   Ankit Nautiyal <ankit.k.nautiyal@intel.com> | 2021-08-05 09:36:47 -0700 |
|---|---|---|
| committer |   Matt Roper <matthew.d.roper@intel.com> | 2021-08-11 08:27:19 -0700 |
| commit | 01da701b77d498ed2625483c58bd73000e2767e3 (patch) | |
| tree | 9ec378a899fa240d0bf73f522c721bfed4baa438 | |
| parent | drm/i915/display: Fix the 12 BPC bits for PIPE_MISC reg (diff) | |
| download | linux-dev-01da701b77d498ed2625483c58bd73000e2767e3.tar.xz linux-dev-01da701b77d498ed2625483c58bd73000e2767e3.zip | |
drm/i915/dg2: Configure PCON in DP pre-enable path
Add the functions to configure HDMI2.1 pcon for DG2, before DP link
training.
Signed-off-by: Ankit Nautiyal <ankit.k.nautiyal@intel.com>
Signed-off-by: Matt Roper <matthew.d.roper@intel.com>
Reviewed-by: José Roberto de Souza <jose.souza@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210805163647.801064-10-matthew.d.roper@intel.com
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_ddi.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_ddi.c b/drivers/gpu/drm/i915/display/intel_ddi.c index d8162951b78f..e932fd0fe7e2 100644 --- a/drivers/gpu/drm/i915/display/intel_ddi.c +++ b/drivers/gpu/drm/i915/display/intel_ddi.c @@ -2402,6 +2402,7 @@ static void dg2_ddi_pre_enable_dp(struct intel_atomic_state *state, if (!is_mst) intel_dp_set_power(intel_dp, DP_SET_POWER_D0); + intel_dp_configure_protocol_converter(intel_dp, crtc_state); intel_dp_sink_set_decompression_state(intel_dp, crtc_state, true); /* * DDI FEC: "anticipates enabling FEC encoding sets the FEC_READY bit @@ -2409,6 +2410,8 @@ static void dg2_ddi_pre_enable_dp(struct intel_atomic_state *state, * training */ intel_dp_sink_set_fec_ready(intel_dp, crtc_state); + intel_dp_check_frl_training(intel_dp); + intel_dp_pcon_dsc_configure(intel_dp, crtc_state); /* * 5.h Follow DisplayPort specification training sequence (see notes for |