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drm/i915/bigjoiner: Mode validation with uncompressed pipe joiner

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No need for checking dsc flag for uncompressed pipe joiner mode
validation.

Cc: Manasi Navare <manasi.d.navare@intel.com>
Signed-off-by: Animesh Manna <animesh.manna@intel.com>
Signed-off-by: Clinton Taylor <Clinton.A.Taylor@intel.com>
Signed-off-by: Matt Roper <matthew.d.roper@intel.com>
Reviewed-by: Anusha Srivatsa <anusha.srivatsa@intel.com>
Reviewed-by: Manasi Navare <manasi.d.navare@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210514153711.2359617-14-matthew.d.roper@intel.com
This commit is contained in:
Animesh Manna 2021-05-14 08:37:05 -07:00 committed by Matt Roper
parent 03bca4a8c1
commit ca844ea7e1
1 changed files with 5 additions and 2 deletions
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7
drivers/gpu/drm/i915/display/intel_dp.c
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@ -818,8 +818,11 @@ intel_dp_mode_valid(struct drm_connector *connector,
dsc = dsc_max_output_bpp && dsc_slice_count;
}
/* big joiner configuration needs DSC */
if (bigjoiner && !dsc)
/*
* 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 (mode_rate > max_rate && !dsc)