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igt_kms: Factor out a generic get_property() out of get_drm_plane_type()

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Signed-off-by: Damien Lespiau <damien.lespiau@intel.com>
This commit is contained in:
Damien Lespiau 2014-07-08 14:34:16 +01:00
parent bebcb582fc
commit 33842d5940
1 changed files with 41 additions and 22 deletions
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63
lib/igt_kms.c
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@ -599,6 +599,40 @@ static void igt_output_refresh(igt_output_t *output)
display->pipes_in_use |= 1 << output->config.pipe;
}
static bool
get_property(igt_display_t *display,
uint32_t object_id, uint32_t object_type, const char *name,
uint32_t *prop_id /* out */, uint64_t *value /* out */)
{
drmModeObjectPropertiesPtr proplist;
drmModePropertyPtr prop = NULL;
bool found = false;
int i;
proplist = drmModeObjectGetProperties(display->drm_fd,
object_id, object_type);
for (i = 0; i < proplist->count_props; i++) {
drmModeFreeProperty(prop);
prop = drmModeGetProperty(display->drm_fd, proplist->props[i]);
if (!prop)
continue;
if (strcmp(prop->name, name) == 0) {
found = true;
if (prop_id)
*prop_id = proplist->props[i];
if (value)
*value = proplist->prop_values[i];
goto out;
}
}
out:
drmModeFreeProperty(prop);
drmModeFreeObjectProperties(proplist);
return found;
}
/*
* Walk a plane's property list to determine its type. If we don't
* find a type property, then the kernel doesn't support universal
@ -606,30 +640,15 @@ static void igt_output_refresh(igt_output_t *output)
*/
static int get_drm_plane_type(igt_display_t *display, uint32_t plane_id)
{
drmModeObjectPropertiesPtr proplist;
drmModePropertyPtr prop = NULL;
int type = DRM_PLANE_TYPE_OVERLAY;
int i;
uint64_t value;
bool has_prop;
proplist = drmModeObjectGetProperties(display->drm_fd,
plane_id,
DRM_MODE_OBJECT_PLANE);
for (i = 0; i < proplist->count_props; i++) {
drmModeFreeProperty(prop);
prop = drmModeGetProperty(display->drm_fd, proplist->props[i]);
if (!prop)
continue;
has_prop = get_property(display, plane_id, DRM_MODE_OBJECT_PLANE,
"type", NULL /* prop_id */, &value);
if (has_prop)
return (int)value;
if (strcmp(prop->name, "type") == 0) {
type = proplist->prop_values[i];
break;
}
}
drmModeFreeProperty(prop);
drmModeFreeObjectProperties(proplist);
return type;
return DRM_PLANE_TYPE_OVERLAY;
}
void igt_display_init(igt_display_t *display, int drm_fd)