diff options
Diffstat (limited to 'drivers/gpu/drm/i915/intel_dp.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_dp.c | 27 |
1 files changed, 12 insertions, 15 deletions
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index 6f1babe911df..e0c59383d11e 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -2111,7 +2111,7 @@ intel_dp_compute_config(struct intel_encoder *encoder, to_intel_digital_connector_state(conn_state); bool constant_n = drm_dp_has_quirk(&intel_dp->desc, DP_DPCD_QUIRK_CONSTANT_N); - int ret; + int ret, output_bpp; if (HAS_PCH_SPLIT(dev_priv) && !HAS_DDI(dev_priv) && port != PORT_A) pipe_config->has_pch_encoder = true; @@ -2166,25 +2166,22 @@ intel_dp_compute_config(struct intel_encoder *encoder, pipe_config->limited_color_range = intel_dp_limited_color_range(pipe_config, conn_state); - if (!pipe_config->dsc_params.compression_enable) - intel_link_compute_m_n(pipe_config->pipe_bpp, - pipe_config->lane_count, - adjusted_mode->crtc_clock, - pipe_config->port_clock, - &pipe_config->dp_m_n, - constant_n); + if (pipe_config->dsc_params.compression_enable) + output_bpp = pipe_config->dsc_params.compressed_bpp; else - intel_link_compute_m_n(pipe_config->dsc_params.compressed_bpp, - pipe_config->lane_count, - adjusted_mode->crtc_clock, - pipe_config->port_clock, - &pipe_config->dp_m_n, - constant_n); + output_bpp = pipe_config->pipe_bpp; + + intel_link_compute_m_n(output_bpp, + pipe_config->lane_count, + adjusted_mode->crtc_clock, + pipe_config->port_clock, + &pipe_config->dp_m_n, + constant_n); if (intel_connector->panel.downclock_mode != NULL && dev_priv->drrs.type == SEAMLESS_DRRS_SUPPORT) { pipe_config->has_drrs = true; - intel_link_compute_m_n(pipe_config->pipe_bpp, + intel_link_compute_m_n(output_bpp, pipe_config->lane_count, intel_connector->panel.downclock_mode->clock, pipe_config->port_clock, |