diff options
| author | Imre Deak <imre.deak@intel.com> | 2016-10-24 19:33:28 +0300 |
|---|---|---|
| committer | Imre Deak <imre.deak@intel.com> | 2016-10-26 12:41:00 +0300 |
| commit | 24e807e79f103cd9e7799eed704ed6916915d65a (patch) | |
| tree | cb923f7c2857241b23eefb867871828a75b2574c /drivers/gpu/drm/i915/intel_dp.c | |
| parent | 7b3fc170d6a6ac1d1622178a2db317671cb89b9c (diff) | |
drm/i915/lspcon: Fail LSPCON probe if the start of DPCD can't be read
All types of DP devices (eDP, DP sink, DP branch) will fail their probe
if the start of DPCD can't be read. The LSPCON PCON functionality also
depends on accessing this area, so fail the probe if the read fails.
Cc: Shashank Sharma <shashank.sharma@intel.com>
Signed-off-by: Imre Deak <imre.deak@intel.com>
Reviewed-by: Jani Nikula <jani.nikula@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1477326811-30431-6-git-send-email-imre.deak@intel.com
Diffstat (limited to 'drivers/gpu/drm/i915/intel_dp.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_dp.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index bff27b7c5b62..07a502fd6773 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -3497,7 +3497,7 @@ intel_dp_link_down(struct intel_dp *intel_dp) intel_dp->DP = DP; } -static bool +bool intel_dp_read_dpcd(struct intel_dp *intel_dp) { if (drm_dp_dpcd_read(&intel_dp->aux, 0x000, intel_dp->dpcd, |