drm/omap: dss: Add for_each_dss_output() macro
Similarly to for_each_dss_display(), the for_each_dss_output() macro iterates over all the DSS connected outputs. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
This commit is contained in:
parent
27d624527d
commit
f7e376aece
|
@ -126,12 +126,13 @@ struct omap_dss_device *omapdss_find_device_by_port(struct device_node *src,
|
|||
}
|
||||
|
||||
/*
|
||||
* Search for the next device starting at @from. If display_only is true, skip
|
||||
* non-display devices. Release the reference to the @from device, and acquire
|
||||
* a reference to the returned device if found.
|
||||
* Search for the next device starting at @from. The type argument specfies
|
||||
* which device types to consider when searching. Searching for multiple types
|
||||
* is supported by and'ing their type flags. Release the reference to the @from
|
||||
* device, and acquire a reference to the returned device if found.
|
||||
*/
|
||||
struct omap_dss_device *omapdss_device_get_next(struct omap_dss_device *from,
|
||||
bool display_only)
|
||||
enum omap_dss_device_type type)
|
||||
{
|
||||
struct omap_dss_device *dssdev;
|
||||
struct list_head *list;
|
||||
|
@ -159,8 +160,14 @@ struct omap_dss_device *omapdss_device_get_next(struct omap_dss_device *from,
|
|||
goto done;
|
||||
}
|
||||
|
||||
/* Filter out non-display entries if display_only is set. */
|
||||
if (!display_only || dssdev->driver)
|
||||
/*
|
||||
* Accept display entities if the display type is requested,
|
||||
* and output entities if the output type is requested.
|
||||
*/
|
||||
if ((type & OMAP_DSS_DEVICE_TYPE_DISPLAY) && dssdev->driver)
|
||||
goto done;
|
||||
if ((type & OMAP_DSS_DEVICE_TYPE_OUTPUT) && dssdev->id &&
|
||||
dssdev->next)
|
||||
goto done;
|
||||
}
|
||||
|
||||
|
|
|
@ -385,6 +385,11 @@ struct omap_dss_device_ops {
|
|||
};
|
||||
};
|
||||
|
||||
enum omap_dss_device_type {
|
||||
OMAP_DSS_DEVICE_TYPE_OUTPUT = (1 << 0),
|
||||
OMAP_DSS_DEVICE_TYPE_DISPLAY = (1 << 1),
|
||||
};
|
||||
|
||||
struct omap_dss_device {
|
||||
struct kobject kobj;
|
||||
struct device *dev;
|
||||
|
@ -488,9 +493,9 @@ static inline bool omapdss_is_initialized(void)
|
|||
return !!omapdss_get_dss();
|
||||
}
|
||||
|
||||
void omapdss_display_init(struct omap_dss_device *dssdev);
|
||||
#define for_each_dss_display(d) \
|
||||
while ((d = omapdss_device_get_next(d, true)) != NULL)
|
||||
while ((d = omapdss_device_get_next(d, OMAP_DSS_DEVICE_TYPE_DISPLAY)) != NULL)
|
||||
void omapdss_display_init(struct omap_dss_device *dssdev);
|
||||
|
||||
void omapdss_device_register(struct omap_dss_device *dssdev);
|
||||
void omapdss_device_unregister(struct omap_dss_device *dssdev);
|
||||
|
@ -499,7 +504,7 @@ void omapdss_device_put(struct omap_dss_device *dssdev);
|
|||
struct omap_dss_device *omapdss_find_device_by_port(struct device_node *src,
|
||||
unsigned int port);
|
||||
struct omap_dss_device *omapdss_device_get_next(struct omap_dss_device *from,
|
||||
bool display_only);
|
||||
enum omap_dss_device_type type);
|
||||
int omapdss_device_connect(struct dss_device *dss,
|
||||
struct omap_dss_device *src,
|
||||
struct omap_dss_device *dst);
|
||||
|
@ -511,6 +516,8 @@ int omap_dss_get_num_overlay_managers(void);
|
|||
|
||||
int omap_dss_get_num_overlays(void);
|
||||
|
||||
#define for_each_dss_output(d) \
|
||||
while ((d = omapdss_device_get_next(d, OMAP_DSS_DEVICE_TYPE_OUTPUT)) != NULL)
|
||||
int omapdss_output_set_device(struct omap_dss_device *out,
|
||||
struct omap_dss_device *dssdev);
|
||||
int omapdss_output_unset_device(struct omap_dss_device *out);
|
||||
|
|
Loading…
Reference in a new issue