diff options
Diffstat (limited to 'xf86drmMode.c')
| -rw-r--r-- | xf86drmMode.c | 23 |
1 files changed, 20 insertions, 3 deletions
diff --git a/xf86drmMode.c b/xf86drmMode.c index 61d5e012..1333da48 100644 --- a/xf86drmMode.c +++ b/xf86drmMode.c @@ -476,19 +476,23 @@ drmModeEncoderPtr drmModeGetEncoder(int fd, uint32_t encoder_id) /* * Connector manipulation */ - -drmModeConnectorPtr drmModeGetConnector(int fd, uint32_t connector_id) +static drmModeConnectorPtr +_drmModeGetConnector(int fd, uint32_t connector_id, int probe) { struct drm_mode_get_connector conn, counts; drmModeConnectorPtr r = NULL; -retry: memclear(conn); conn.connector_id = connector_id; + if (!probe) { + conn.count_modes = 1; + conn.modes_ptr = VOID2U64(drmMalloc(sizeof(struct drm_mode_modeinfo))); + } if (drmIoctl(fd, DRM_IOCTL_MODE_GETCONNECTOR, &conn)) return 0; +retry: counts = conn; if (conn.count_props) { @@ -504,6 +508,9 @@ retry: conn.modes_ptr = VOID2U64(drmMalloc(conn.count_modes*sizeof(struct drm_mode_modeinfo))); if (!conn.modes_ptr) goto err_allocs; + } else { + conn.count_modes = 1; + conn.modes_ptr = VOID2U64(drmMalloc(sizeof(struct drm_mode_modeinfo))); } if (conn.count_encoders) { @@ -572,6 +579,16 @@ err_allocs: return r; } +drmModeConnectorPtr drmModeGetConnector(int fd, uint32_t connector_id) +{ + return _drmModeGetConnector(fd, connector_id, 1); +} + +drmModeConnectorPtr drmModeGetConnectorCurrent(int fd, uint32_t connector_id) +{ + return _drmModeGetConnector(fd, connector_id, 0); +} + int drmModeAttachMode(int fd, uint32_t connector_id, drmModeModeInfoPtr mode_info) { struct drm_mode_mode_cmd res; |