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Split TV property creation into its own routine 

It needs to take arguments from the caller about supported TV formats,
so declare it in drm_crtc.h and export it.
main
Jesse Barnes 2008-04-10 20:30:12 -07:00
parent bee546ad69
commit 83c3acb7da
2 changed files with 32 additions and 9 deletions
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39
linux-core/drm_crtc.c
View File

@ -767,9 +767,25 @@ static int drm_mode_create_standard_output_properties(struct drm_device *dev)
dev->mode_config.connector_num_property->values[0] = 0;
dev->mode_config.connector_num_property->values[1] = 20;
/*
* TV specific properties
*/
return 0;
}
/**
* drm_create_tv_properties - create TV specific output properties
* @dev: DRM device
* @num_modes: number of different TV formats (modes) supported
* @modes: array of pointers to strings containing name of each format
*
* Called by a driver's TV initialization routine, this function creates
* the TV specific output properties for a given device. Caller is
* responsible for allocating a list of format names and passing them to
* this routine.
*/
bool drm_create_tv_properties(struct drm_device *dev, int num_modes,
char *modes[])
{
int i;
dev->mode_config.tv_left_margin_property =
drm_property_create(dev, DRM_MODE_PROP_RANGE |
DRM_MODE_PROP_IMMUTABLE,
@ -778,28 +794,33 @@ static int drm_mode_create_standard_output_properties(struct drm_device *dev)
dev->mode_config.tv_left_margin_property->values[1] = 100;
dev->mode_config.tv_right_margin_property =
drm_property_create(dev, DRM_MODE_PROP_RANGE |
DRM_MODE_PROP_IMMUTABLE,
drm_property_create(dev, DRM_MODE_PROP_RANGE,
"right margin", 2);
dev->mode_config.tv_right_margin_property->values[0] = 0;
dev->mode_config.tv_right_margin_property->values[1] = 100;
dev->mode_config.tv_top_margin_property =
drm_property_create(dev, DRM_MODE_PROP_RANGE |
DRM_MODE_PROP_IMMUTABLE,
drm_property_create(dev, DRM_MODE_PROP_RANGE,
"top margin", 2);
dev->mode_config.tv_top_margin_property->values[0] = 0;
dev->mode_config.tv_top_margin_property->values[1] = 100;
dev->mode_config.tv_bottom_margin_property =
drm_property_create(dev, DRM_MODE_PROP_RANGE |
DRM_MODE_PROP_IMMUTABLE,
drm_property_create(dev, DRM_MODE_PROP_RANGE,
"bottom margin", 2);
dev->mode_config.tv_bottom_margin_property->values[0] = 0;
dev->mode_config.tv_bottom_margin_property->values[1] = 100;
dev->mode_config.tv_mode_property =
drm_property_create(dev, DRM_MODE_PROP_ENUM,
"mode", num_modes);
for (i = 0; i < num_modes; i++)
drm_property_add_enum(dev->mode_config.tv_mode_property, i,
i, modes[i]);
return 0;
}
EXPORT_SYMBOL(drm_create_tv_properties);
/**
* drm_mode_config_init - initialize DRM mode_configuration structure

2
linux-core/drm_crtc.h
View File

@ -611,6 +611,8 @@ extern struct drm_property *drm_property_create(struct drm_device *dev, int flag
extern void drm_property_destroy(struct drm_device *dev, struct drm_property *property);
extern int drm_property_add_enum(struct drm_property *property, int index,
uint64_t value, const char *name);
extern bool drm_create_tv_properties(struct drm_device *dev, int num_formats,
char *formats[]);
/* IOCTLs */
extern int drm_mode_getresources(struct drm_device *dev,