1 // SPDX-License-Identifier: GPL-2.0+ 2 // Copyright 2018 IBM Corporation 3 4 #include <drm/drm_atomic_helper.h> 5 #include <drm/drm_connector.h> 6 #include <drm/drm_crtc_helper.h> 7 #include <drm/drm_edid.h> 8 #include <drm/drm_probe_helper.h> 9 10 #include "aspeed_gfx.h" 11 12 static int aspeed_gfx_get_modes(struct drm_connector *connector) 13 { 14 return drm_add_modes_noedid(connector, 800, 600); 15 } 16 17 static const struct 18 drm_connector_helper_funcs aspeed_gfx_connector_helper_funcs = { 19 .get_modes = aspeed_gfx_get_modes, 20 }; 21 22 static const struct drm_connector_funcs aspeed_gfx_connector_funcs = { 23 .fill_modes = drm_helper_probe_single_connector_modes, 24 .destroy = drm_connector_cleanup, 25 .reset = drm_atomic_helper_connector_reset, 26 .atomic_duplicate_state = drm_atomic_helper_connector_duplicate_state, 27 .atomic_destroy_state = drm_atomic_helper_connector_destroy_state, 28 }; 29 30 int aspeed_gfx_create_output(struct drm_device *drm) 31 { 32 struct aspeed_gfx *priv = to_aspeed_gfx(drm); 33 int ret; 34 35 priv->connector.dpms = DRM_MODE_DPMS_OFF; 36 priv->connector.polled = 0; 37 drm_connector_helper_add(&priv->connector, 38 &aspeed_gfx_connector_helper_funcs); 39 ret = drm_connector_init(drm, &priv->connector, 40 &aspeed_gfx_connector_funcs, 41 DRM_MODE_CONNECTOR_Unknown); 42 return ret; 43 } 44