[PATCH 12/21] drm/tegra: Probe dpaux devices on demand

Tomeu Vizoso
2015-05-25T14:58:36Z

When looking up a dpaux device through its DT node, ensure that the
corresponding device has been registered.

Signed-off-by: Tomeu Vizoso <tomeu.vizoso@collabora.com>
---
drivers/gpu/drm/tegra/dpaux.c | 3 +++
1 file changed, 3 insertions(+)

diff --git a/drivers/gpu/drm/tegra/dpaux.c b/drivers/gpu/drm/tegra/dpaux.c
index d6b55e3..10bba41 100644
--- a/drivers/gpu/drm/tegra/dpaux.c
+++ b/drivers/gpu/drm/tegra/dpaux.c
@@ -12,6 +12,7 @@
#include <linux/interrupt.h>
#include <linux/io.h>
#include <linux/of_gpio.h>
+#include <linux/of_platform.h>
#include <linux/platform_device.h>
#include <linux/reset.h>
#include <linux/regulator/consumer.h>
@@ -397,6 +398,8 @@ struct tegra_dpaux *tegra_dpaux_find_by_of_node(struct device_node *np)
{
struct tegra_dpaux *dpaux;

+ of_platform_device_ensure(np);
+
mutex_lock(&dpaux_lock);

list_for_each_entry(dpaux, &dpaux_list, list)
--
2.4.1