diff options
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_dp_mst.c')
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_dp_mst.c | 24 |
1 files changed, 18 insertions, 6 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.c b/drivers/gpu/drm/i915/display/intel_dp_mst.c index 63364c9602ef..8a9432335030 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_mst.c +++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c @@ -54,7 +54,7 @@ static int intel_dp_mst_check_constraints(struct drm_i915_private *i915, int bpp struct intel_crtc_state *crtc_state, bool dsc) { - if (intel_dp_is_uhbr(crtc_state) && DISPLAY_VER(i915) <= 13 && dsc) { + if (intel_dp_is_uhbr(crtc_state) && DISPLAY_VER(i915) < 14 && dsc) { int output_bpp = bpp; /* DisplayPort 2 128b/132b, bits per lane is always 32 */ int symbol_clock = crtc_state->port_clock / 32; @@ -614,7 +614,7 @@ static int intel_dp_mst_compute_config(struct intel_encoder *encoder, intel_dp_audio_compute_config(encoder, pipe_config, conn_state); - intel_ddi_compute_min_voltage_level(dev_priv, pipe_config); + intel_ddi_compute_min_voltage_level(pipe_config); intel_psr_compute_config(intel_dp, pipe_config, conn_state); @@ -1282,6 +1282,10 @@ intel_dp_mst_mode_valid_ctx(struct drm_connector *connector, return 0; } + *status = intel_cpu_transcoder_mode_valid(dev_priv, mode); + if (*status != MODE_OK) + return 0; + if (mode->flags & DRM_MODE_FLAG_DBLSCAN) { *status = MODE_NO_DBLESCAN; return 0; @@ -1328,6 +1332,10 @@ intel_dp_mst_mode_valid_ctx(struct drm_connector *connector, if (intel_dp_need_bigjoiner(intel_dp, mode->hdisplay, target_clock)) { bigjoiner = true; max_dotclk *= 2; + + /* TODO: add support for bigjoiner */ + *status = MODE_CLOCK_HIGH; + return 0; } if (DISPLAY_VER(dev_priv) >= 10 && @@ -1362,11 +1370,15 @@ intel_dp_mst_mode_valid_ctx(struct drm_connector *connector, * Big joiner configuration needs DSC for TGL which is not true for * XE_LPD where uncompressed joiner is supported. */ - if (DISPLAY_VER(dev_priv) < 13 && bigjoiner && !dsc) - return MODE_CLOCK_HIGH; + if (DISPLAY_VER(dev_priv) < 13 && bigjoiner && !dsc) { + *status = MODE_CLOCK_HIGH; + return 0; + } - if (mode_rate > max_rate && !dsc) - return MODE_CLOCK_HIGH; + if (mode_rate > max_rate && !dsc) { + *status = MODE_CLOCK_HIGH; + return 0; + } *status = intel_mode_valid_max_plane_size(dev_priv, mode, false); return 0; |