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| author | Manasi Navare | 2017-02-08 01:54:11 +0100 |
|---|---|---|
| committer | Jani Nikula | 2017-02-15 16:24:10 +0100 |
| commit | d7e8ef02a6b3d11f0c3ad99c0f656341151c50b9 (patch) | |
| tree | ce3239847007f175d0cb63db6ae7f6fb3adbac0e /drivers/gpu/drm/i915/intel_drv.h | |
| parent | drm/i915: Use preferred kernel types in i915_gem_gtt.c (diff) | |
| download | kernel-qcow2-linux-d7e8ef02a6b3d11f0c3ad99c0f656341151c50b9.tar.gz kernel-qcow2-linux-d7e8ef02a6b3d11f0c3ad99c0f656341151c50b9.tar.xz kernel-qcow2-linux-d7e8ef02a6b3d11f0c3ad99c0f656341151c50b9.zip | |
drm/i915/dp: Reset the link params on HPD/connected boot/resume
The max link parameters should be set/reset only on HPD or
connected boot case or on system resume.
Add a flag reset_link_params to intel_dp to decide when
to reset the max link parameters. This prevents the parameters
from getting reset/overwritten through all other
connector->funcs->detect() calls. This is important when link
training fails and the max link params are modified to the
lower fallback values.
Cc: Ville Syrjala <ville.syrjala@linux.intel.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Manasi Navare <manasi.d.navare@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1486515251-23469-1-git-send-email-manasi.d.navare@intel.com
Diffstat (limited to 'drivers/gpu/drm/i915/intel_drv.h')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_drv.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index 7845d40f203e..f1cbeae5cf88 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -933,6 +933,7 @@ struct intel_dp { bool has_audio; bool detect_done; bool channel_eq_status; + bool reset_link_params; enum hdmi_force_audio force_audio; bool limited_color_range; bool color_range_auto; |