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author | Ville Syrjälä | 2018-05-18 17:29:29 +0200 |
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committer | Ville Syrjälä | 2018-05-23 16:23:07 +0200 |
commit | 05bf51d3b5750f3b47c241e094b9c2230a9c1a93 (patch) | |
tree | 7ea73a1201d0d8a361376576bad9790d7d84538f /drivers/gpu/drm/i915/intel_dp.c | |
parent | drm/i915: Clean up DP pipe select bits (diff) | |
download | kernel-qcow2-linux-05bf51d3b5750f3b47c241e094b9c2230a9c1a93.tar.gz kernel-qcow2-linux-05bf51d3b5750f3b47c241e094b9c2230a9c1a93.tar.xz kernel-qcow2-linux-05bf51d3b5750f3b47c241e094b9c2230a9c1a93.zip |
drm/i915: Allow eDP on port C in theory
The power sequencer has bits to allow DP C to be used for eDP.
Currently we assume this will never happen, but I guess it could
theoretically be a thing. Make the code do the right thing in that
case, and toss in a MISSING_CASE() for any other port.
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20180518152931.13104-5-ville.syrjala@linux.intel.com
Reviewed-by: Jani Nikula <jani.nikula@intel.com>
Diffstat (limited to 'drivers/gpu/drm/i915/intel_dp.c')
-rw-r--r-- | drivers/gpu/drm/i915/intel_dp.c | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index b7d3cf27d5e2..ce07bd794aed 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -5712,10 +5712,20 @@ intel_dp_init_panel_power_sequencer_registers(struct intel_dp *intel_dp, if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) { port_sel = PANEL_PORT_SELECT_VLV(port); } else if (HAS_PCH_IBX(dev_priv) || HAS_PCH_CPT(dev_priv)) { - if (port == PORT_A) + switch (port) { + case PORT_A: port_sel = PANEL_PORT_SELECT_DPA; - else + break; + case PORT_C: + port_sel = PANEL_PORT_SELECT_DPC; + break; + case PORT_D: port_sel = PANEL_PORT_SELECT_DPD; + break; + default: + MISSING_CASE(port); + break; + } } pp_on |= port_sel; |