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path: root/drivers/gpu/drm/tegra/output.c
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Diffstat (limited to 'drivers/gpu/drm/tegra/output.c')
-rw-r--r--drivers/gpu/drm/tegra/output.c20
1 files changed, 12 insertions, 8 deletions
diff --git a/drivers/gpu/drm/tegra/output.c b/drivers/gpu/drm/tegra/output.c
index 37db47975d48..46664b622270 100644
--- a/drivers/gpu/drm/tegra/output.c
+++ b/drivers/gpu/drm/tegra/output.c
@@ -7,8 +7,6 @@
* published by the Free Software Foundation.
*/
-#include <linux/of_gpio.h>
-
#include <drm/drm_atomic_helper.h>
#include <drm/drm_panel.h>
#include "drm.h"
@@ -59,10 +57,17 @@ tegra_output_connector_detect(struct drm_connector *connector, bool force)
enum drm_connector_status status = connector_status_unknown;
if (gpio_is_valid(output->hpd_gpio)) {
- if (gpio_get_value(output->hpd_gpio) == 0)
- status = connector_status_disconnected;
- else
- status = connector_status_connected;
+ if (output->hpd_gpio_flags & OF_GPIO_ACTIVE_LOW) {
+ if (gpio_get_value(output->hpd_gpio) != 0)
+ status = connector_status_disconnected;
+ else
+ status = connector_status_connected;
+ } else {
+ if (gpio_get_value(output->hpd_gpio) == 0)
+ status = connector_status_disconnected;
+ else
+ status = connector_status_connected;
+ }
} else {
if (!output->panel)
status = connector_status_disconnected;
@@ -97,7 +102,6 @@ static irqreturn_t hpd_irq(int irq, void *data)
int tegra_output_probe(struct tegra_output *output)
{
struct device_node *ddc, *panel;
- enum of_gpio_flags flags;
int err, size;
if (!output->of_node)
@@ -128,7 +132,7 @@ int tegra_output_probe(struct tegra_output *output)
output->hpd_gpio = of_get_named_gpio_flags(output->of_node,
"nvidia,hpd-gpio", 0,
- &flags);
+ &output->hpd_gpio_flags);
if (gpio_is_valid(output->hpd_gpio)) {
unsigned long flags;