Release 4.7 include/drm/drm_of.h
#ifndef __DRM_OF_H__
#define __DRM_OF_H__
#include <linux/of_graph.h>
struct component_master_ops;
struct device;
struct drm_device;
struct drm_encoder;
struct device_node;
#ifdef CONFIG_OF
extern uint32_t drm_of_find_possible_crtcs(struct drm_device *dev,
struct device_node *port);
extern int drm_of_component_probe(struct device *dev,
int (*compare_of)(struct device *, void *),
const struct component_master_ops *m_ops);
extern int drm_of_encoder_active_endpoint(struct device_node *node,
struct drm_encoder *encoder,
struct of_endpoint *endpoint);
#else
static inline uint32_t drm_of_find_possible_crtcs(struct drm_device *dev,
struct device_node *port)
{
return 0;
}
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static inline int
drm_of_component_probe(struct device *dev,
int (*compare_of)(struct device *, void *),
const struct component_master_ops *m_ops)
{
return -EINVAL;
}
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static inline int drm_of_encoder_active_endpoint(struct device_node *node,
struct drm_encoder *encoder,
struct of_endpoint *endpoint)
{
return -EINVAL;
}
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#endif
static inline int drm_of_encoder_active_endpoint_id(struct device_node *node,
struct drm_encoder *encoder)
{
struct of_endpoint endpoint;
int ret = drm_of_encoder_active_endpoint(node, encoder,
&endpoint);
return ret ?: endpoint.id;
}
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static inline int drm_of_encoder_active_port_id(struct device_node *node,
struct drm_encoder *encoder)
{
struct of_endpoint endpoint;
int ret = drm_of_encoder_active_endpoint(node, encoder,
&endpoint);
return ret ?: endpoint.port;
}
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#endif /* __DRM_OF_H__ */
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| Total | 265 | 100.00% | 3 | 100.00% |
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