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path: root/drivers/gpu/drm/radeon/radeon_encoders.c
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Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_encoders.c')
-rw-r--r--drivers/gpu/drm/radeon/radeon_encoders.c19
1 files changed, 18 insertions, 1 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_encoders.c b/drivers/gpu/drm/radeon/radeon_encoders.c
index 5a1bae3a242..bd4959ca23a 100644
--- a/drivers/gpu/drm/radeon/radeon_encoders.c
+++ b/drivers/gpu/drm/radeon/radeon_encoders.c
@@ -29,6 +29,14 @@
#include "radeon.h"
#include "atom.h"
+extern void
+radeon_legacy_backlight_init(struct radeon_encoder *radeon_encoder,
+ struct drm_connector *drm_connector);
+extern void
+radeon_atom_backlight_init(struct radeon_encoder *radeon_encoder,
+ struct drm_connector *drm_connector);
+
+
static uint32_t radeon_encoder_clones(struct drm_encoder *encoder)
{
struct drm_device *dev = encoder->dev;
@@ -153,6 +161,7 @@ radeon_get_encoder_enum(struct drm_device *dev, uint32_t supported_device, uint8
void
radeon_link_encoder_connector(struct drm_device *dev)
{
+ struct radeon_device *rdev = dev->dev_private;
struct drm_connector *connector;
struct radeon_connector *radeon_connector;
struct drm_encoder *encoder;
@@ -163,8 +172,16 @@ radeon_link_encoder_connector(struct drm_device *dev)
radeon_connector = to_radeon_connector(connector);
list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
radeon_encoder = to_radeon_encoder(encoder);
- if (radeon_encoder->devices & radeon_connector->devices)
+ if (radeon_encoder->devices & radeon_connector->devices) {
drm_mode_connector_attach_encoder(connector, encoder);
+ if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
+ if (rdev->is_atom_bios)
+ radeon_atom_backlight_init(radeon_encoder, connector);
+ else
+ radeon_legacy_backlight_init(radeon_encoder, connector);
+ rdev->mode_info.bl_encoder = radeon_encoder;
+ }
+ }
}
}
}