drm/dp: add a hw mutex around the transfer functions. (v2)
This should avoid races between connector probing and HPD
irqs in the future, currently mode_config.mutex blocks this
possibility.
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Dave Airlie <airlied@redhat.com>
diff --git a/drivers/gpu/drm/tegra/dpaux.c b/drivers/gpu/drm/tegra/dpaux.c
index 005c19b..2b725ba 100644
--- a/drivers/gpu/drm/tegra/dpaux.c
+++ b/drivers/gpu/drm/tegra/dpaux.c
@@ -332,7 +332,7 @@
dpaux->aux.transfer = tegra_dpaux_transfer;
dpaux->aux.dev = &pdev->dev;
- err = drm_dp_aux_register_i2c_bus(&dpaux->aux);
+ err = drm_dp_aux_register(&dpaux->aux);
if (err < 0)
return err;
@@ -355,7 +355,7 @@
{
struct tegra_dpaux *dpaux = platform_get_drvdata(pdev);
- drm_dp_aux_unregister_i2c_bus(&dpaux->aux);
+ drm_dp_aux_unregister(&dpaux->aux);
mutex_lock(&dpaux_lock);
list_del(&dpaux->list);