From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx> To reduce the guesswork a bit let's print out the SDVO device i2c bus and slave address during init. Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx> --- drivers/gpu/drm/i915/display/intel_sdvo.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/gpu/drm/i915/display/intel_sdvo.c b/drivers/gpu/drm/i915/display/intel_sdvo.c index d7edb5714c4c..f0494b9aefe5 100644 --- a/drivers/gpu/drm/i915/display/intel_sdvo.c +++ b/drivers/gpu/drm/i915/display/intel_sdvo.c @@ -2616,6 +2616,10 @@ intel_sdvo_select_i2c_bus(struct intel_sdvo *sdvo) else pin = GMBUS_PIN_DPB; + drm_dbg_kms(&dev_priv->drm, "[ENCODER:%d:%s] I2C pin %d, slave addr 0x%x\n", + sdvo->base.base.base.id, sdvo->base.base.name, + pin, sdvo->slave_addr); + sdvo->i2c = intel_gmbus_get_adapter(dev_priv, pin); /* -- 2.39.3