diff options
author | Jani Nikula <jani.nikula@intel.com> | 2021-05-26 11:29:03 +0300 |
---|---|---|
committer | Jani Nikula <jani.nikula@intel.com> | 2021-05-26 16:36:53 +0300 |
commit | 7bc188cc2c8c7b21bfa0782f0d22bbf245ce1f63 (patch) | |
tree | 069629859b7b30042b67d4ba96733054f611875e /drivers/gpu/drm | |
parent | aa85beeace6eb8c3459c3191a49e3fe9dd687e8c (diff) | |
download | linux-7bc188cc2c8c7b21bfa0782f0d22bbf245ce1f63.tar.xz |
drm/i915/adl_p: enable MSO on pipe B
On ADL-P, it's possible to enable the stream splitter on pipe B in
addition to pipe A.
Bspec: 50174
Cc: Uma Shankar <uma.shankar@intel.com>
Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210526082903.26395-1-jani.nikula@intel.com
Diffstat (limited to 'drivers/gpu/drm')
-rw-r--r-- | drivers/gpu/drm/i915/display/intel_ddi.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_ddi.c b/drivers/gpu/drm/i915/display/intel_ddi.c index 3d8918674153..4d6f1a206f56 100644 --- a/drivers/gpu/drm/i915/display/intel_ddi.c +++ b/drivers/gpu/drm/i915/display/intel_ddi.c @@ -4729,9 +4729,12 @@ void intel_ddi_init(struct drm_i915_private *dev_priv, enum port port) dig_port->hpd_pulse = intel_dp_hpd_pulse; - /* Splitter enable for eDP MSO is supported for pipe A only. */ - if (dig_port->dp.mso_link_count) + /* Splitter enable for eDP MSO is limited to certain pipes. */ + if (dig_port->dp.mso_link_count) { encoder->pipe_mask = BIT(PIPE_A); + if (IS_ALDERLAKE_P(dev_priv)) + encoder->pipe_mask |= BIT(PIPE_B); + } } /* In theory we don't need the encoder->type check, but leave it just in |