[Intel-gfx] [PATCH v2 3/6] drm/tegra: Use __drm_atomic_helper_reset_connector for subclassing connector state, v2.

[Maarten Lankhorst]

Changes since v1:
- Do not reset if state allocation fails.

Signed-off-by: Maarten Lankhorst <maarten.lankhorst at linux.intel.com>
Acked-by: Thierry Reding <treding at nvidia.com> #irc
---
 drivers/gpu/drm/tegra/dsi.c | 13 ++++++-------
 1 file changed, 6 insertions(+), 7 deletions(-)

diff --git a/drivers/gpu/drm/tegra/dsi.c b/drivers/gpu/drm/tegra/dsi.c
index 50d46ae3786b..44e102799195 100644
--- a/drivers/gpu/drm/tegra/dsi.c
+++ b/drivers/gpu/drm/tegra/dsi.c
@@ -745,14 +745,13 @@ static void tegra_dsi_soft_reset(struct tegra_dsi *dsi)
 
 static void tegra_dsi_connector_reset(struct drm_connector *connector)
 {
-	struct tegra_dsi_state *state;
-
-	kfree(connector->state);
-	connector->state = NULL;
+	struct tegra_dsi_state *state =
+		kzalloc(sizeof(*state), GFP_KERNEL);
 
-	state = kzalloc(sizeof(*state), GFP_KERNEL);
-	if (state)
-		connector->state = &state->base;
+	if (state) {
+		kfree(connector->state);
+		__drm_atomic_helper_connector_reset(connector, &state->base);
+	}
 }
 
 static struct drm_connector_state *
-- 
2.1.0