1 files changed, 2 insertions, 109 deletions

diff --git a/drivers/gpu/drm/mgag200/mgag200_bmc.c b/drivers/gpu/drm/mgag200/mgag200_bmc.c
index 23ef85aa7e37..a689c71ff165 100644
--- a/drivers/gpu/drm/mgag200/mgag200_bmc.c
+++ b/drivers/gpu/drm/mgag200/mgag200_bmc.c
@@ -9,12 +9,7 @@
 
 #include "mgag200_drv.h"
 
-static struct mgag200_bmc_connector *to_mgag200_bmc_connector(struct drm_connector *connector)
-{
-	return container_of(connector, struct mgag200_bmc_connector, base);
-}
-
-void mgag200_bmc_disable_vidrst(struct mga_device *mdev)
+void mgag200_bmc_stop_scanout(struct mga_device *mdev)
 {
 	u8 tmp;
 	int iter_max;
@@ -73,15 +68,10 @@ void mgag200_bmc_disable_vidrst(struct mga_device *mdev)
 	}
 }
 
-void mgag200_bmc_enable_vidrst(struct mga_device *mdev)
+void mgag200_bmc_start_scanout(struct mga_device *mdev)
 {
 	u8 tmp;
 
-	/* Ensure that the vrsten and hrsten are set */
-	WREG8(MGAREG_CRTCEXT_INDEX, 1);
-	tmp = RREG8(MGAREG_CRTCEXT_DATA);
-	WREG8(MGAREG_CRTCEXT_DATA, tmp | 0x88);
-
 	/* Assert rstlvl2 */
 	WREG8(DAC_INDEX, MGA1064_REMHEADCTL2);
 	tmp = RREG8(DAC_DATA);
@@ -107,100 +97,3 @@ void mgag200_bmc_enable_vidrst(struct mga_device *mdev)
 	tmp &= ~0x10;
 	WREG_DAC(MGA1064_GEN_IO_DATA, tmp);
 }
-
-static const struct drm_encoder_funcs mgag200_bmc_encoder_funcs = {
-	.destroy = drm_encoder_cleanup,
-};
-
-static int mgag200_bmc_connector_helper_detect_ctx(struct drm_connector *connector,
-						   struct drm_modeset_acquire_ctx *ctx,
-						   bool force)
-{
-	struct mgag200_bmc_connector *bmc_connector = to_mgag200_bmc_connector(connector);
-	struct drm_connector *physical_connector = bmc_connector->physical_connector;
-
-	/*
-	 * Most user-space compositors cannot handle more than one connected
-	 * connector per CRTC. Hence, we only mark the BMC as connected if the
-	 * physical connector is disconnected. If the physical connector's status
-	 * is connected or unknown, the BMC remains disconnected. This has no
-	 * effect on the output of the BMC.
-	 *
-	 * FIXME: Remove this logic once user-space compositors can handle more
-	 *        than one connector per CRTC. The BMC should always be connected.
-	 */
-
-	if (physical_connector && physical_connector->status == connector_status_disconnected)
-		return connector_status_connected;
-
-	return connector_status_disconnected;
-}
-
-static int mgag200_bmc_connector_helper_get_modes(struct drm_connector *connector)
-{
-	struct drm_device *dev = connector->dev;
-	struct mga_device *mdev = to_mga_device(dev);
-	const struct mgag200_device_info *minfo = mdev->info;
-
-	return drm_add_modes_noedid(connector, minfo->max_hdisplay, minfo->max_vdisplay);
-}
-
-static const struct drm_connector_helper_funcs mgag200_bmc_connector_helper_funcs = {
-	.get_modes = mgag200_bmc_connector_helper_get_modes,
-	.detect_ctx = mgag200_bmc_connector_helper_detect_ctx,
-};
-
-static const struct drm_connector_funcs mgag200_bmc_connector_funcs = {
-	.reset = drm_atomic_helper_connector_reset,
-	.fill_modes = drm_helper_probe_single_connector_modes,
-	.destroy = drm_connector_cleanup,
-	.atomic_duplicate_state = drm_atomic_helper_connector_duplicate_state,
-	.atomic_destroy_state = drm_atomic_helper_connector_destroy_state,
-};
-
-static int mgag200_bmc_connector_init(struct drm_device *dev,
-				      struct mgag200_bmc_connector *bmc_connector,
-				      struct drm_connector *physical_connector)
-{
-	struct drm_connector *connector = &bmc_connector->base;
-	int ret;
-
-	ret = drm_connector_init(dev, connector, &mgag200_bmc_connector_funcs,
-				 DRM_MODE_CONNECTOR_VIRTUAL);
-	if (ret)
-		return ret;
-	drm_connector_helper_add(connector, &mgag200_bmc_connector_helper_funcs);
-
-	bmc_connector->physical_connector = physical_connector;
-
-	return 0;
-}
-
-int mgag200_bmc_output_init(struct mga_device *mdev, struct drm_connector *physical_connector)
-{
-	struct drm_device *dev = &mdev->base;
-	struct drm_crtc *crtc = &mdev->crtc;
-	struct drm_encoder *encoder;
-	struct mgag200_bmc_connector *bmc_connector;
-	struct drm_connector *connector;
-	int ret;
-
-	encoder = &mdev->output.bmc.encoder;
-	ret = drm_encoder_init(dev, encoder, &mgag200_bmc_encoder_funcs,
-			       DRM_MODE_ENCODER_VIRTUAL, NULL);
-	if (ret)
-		return ret;
-	encoder->possible_crtcs = drm_crtc_mask(crtc);
-
-	bmc_connector = &mdev->output.bmc.bmc_connector;
-	ret = mgag200_bmc_connector_init(dev, bmc_connector, physical_connector);
-	if (ret)
-		return ret;
-	connector = &bmc_connector->base;
-
-	ret = drm_connector_attach_encoder(connector, encoder);
-	if (ret)
-		return ret;
-
-	return 0;
-}