Use the drm backlight class.
Signed-off-by: Marta Lofstedt <marta.lofstedt@xxxxxxxxx>
---
drivers/gpu/drm/i915/intel_panel.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/drivers/gpu/drm/i915/intel_panel.c b/drivers/gpu/drm/i915/intel_panel.c
index be4b4d5..0765b4c 100644
--- a/drivers/gpu/drm/i915/intel_panel.c
+++ b/drivers/gpu/drm/i915/intel_panel.c
@@ -34,6 +34,7 @@
#include <linux/moduleparam.h>
#include <linux/pwm.h>
#include "intel_drv.h"
+#include <drm/drm_backlight.h>
#define CRC_PMIC_PWM_PERIOD_NS 21333
@@ -1720,6 +1721,10 @@ int intel_panel_setup_backlight(struct drm_connector *connector, enum pipe pipe)
panel->backlight.present = true;
+ /* This connector has backlight attached */
+ if (!drm_backlight_alloc(connector))
+ drm_backlight_set_name(connector->backlight, "intel_backlight");
+
DRM_DEBUG_KMS("Connector %s backlight initialized, %s, brightness %u/%u\n",
connector->name,
panel->backlight.enabled ? "enabled" : "disabled",
--
2.9.3
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