From: Paulo Zanoni <[email protected]> We've been ignoring this return value, so print a nice backtrace in case it's not what we expected.
Signed-off-by: Paulo Zanoni <[email protected]> --- drivers/gpu/drm/i915/intel_dp.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index b311eaf..89e30ec 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -3044,7 +3044,7 @@ intel_dp_init_connector(struct intel_digital_port *intel_dig_port, struct drm_i915_private *dev_priv = dev->dev_private; enum port port = intel_dig_port->port; const char *name = NULL; - int type; + int type, error; /* Preserve the current hw state. */ intel_dp->DP = I915_READ(intel_dp->output_reg); @@ -3142,7 +3142,9 @@ intel_dp_init_connector(struct intel_digital_port *intel_dig_port, BUG(); } - intel_dp_i2c_init(intel_dp, intel_connector, name); + error = intel_dp_i2c_init(intel_dp, intel_connector, name); + WARN(error, "intel_dp_i2c_init failed with error %d for port %c\n", + error, port_name(port)); if (!intel_edp_init_connector(intel_dp, intel_connector)) { i2c_del_adapter(&intel_dp->adapter); -- 1.8.1.2 _______________________________________________ Intel-gfx mailing list [email protected] http://lists.freedesktop.org/mailman/listinfo/intel-gfx
