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drm/i915/dp: Fix link compute m_n calc for DSC

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Fix the intel_link_compute_m_n in case of display stream
compression. This patch passes the compressed_bpp to
intel_link_compute_m_n if compression is enabled.

Fixes: a4a157777c ("drm/i915/dp: Compute DSC pipe config in atomic check")
Cc: Ville Syrjala <ville.syrjala@linux.intel.com>
Cc: Anusha Srivatsa <anusha.srivatsa@intel.com>
Signed-off-by: Manasi Navare <manasi.d.navare@intel.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20181201010412.32372-1-manasi.d.navare@intel.com
This commit is contained in:
Manasi Navare 2018-11-30 17:04:12 -08:00
parent e1215de823
commit ae9e7ced4f
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/i915/intel_dp.c
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@ -2173,7 +2173,7 @@ intel_dp_compute_config(struct intel_encoder *encoder,
&pipe_config->dp_m_n,
constant_n);
else
intel_link_compute_m_n(pipe_config->dsc_params.compression_enable,
intel_link_compute_m_n(pipe_config->dsc_params.compressed_bpp,
pipe_config->lane_count,
adjusted_mode->crtc_clock,
pipe_config->port_clock,