1 files changed, 53 insertions, 0 deletions
diff --git a/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_kms.c b/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_kms.c
new file mode 100644
index 000000000..5b4700073
--- /dev/null
+++ b/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_kms.c
@@ -0,0 +1,53 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Copyright 2015 Freescale Semiconductor, Inc.
+ *
+ * Freescale DCU drm device driver
+ */
+
+#include <drm/drm_atomic_helper.h>
+#include <drm/drm_gem_framebuffer_helper.h>
+#include <drm/drm_probe_helper.h>
+
+#include "fsl_dcu_drm_crtc.h"
+#include "fsl_dcu_drm_drv.h"
+
+static const struct drm_mode_config_funcs fsl_dcu_drm_mode_config_funcs = {
+	.atomic_check = drm_atomic_helper_check,
+	.atomic_commit = drm_atomic_helper_commit,
+	.fb_create = drm_gem_fb_create,
+};
+
+int fsl_dcu_drm_modeset_init(struct fsl_dcu_drm_device *fsl_dev)
+{
+	int ret;
+
+	drm_mode_config_init(fsl_dev->drm);
+
+	fsl_dev->drm->mode_config.min_width = 0;
+	fsl_dev->drm->mode_config.min_height = 0;
+	fsl_dev->drm->mode_config.max_width = 2031;
+	fsl_dev->drm->mode_config.max_height = 2047;
+	fsl_dev->drm->mode_config.funcs = &fsl_dcu_drm_mode_config_funcs;
+
+	ret = fsl_dcu_drm_crtc_create(fsl_dev);
+	if (ret)
+		goto err;
+
+	ret = fsl_dcu_drm_encoder_create(fsl_dev, &fsl_dev->crtc);
+	if (ret)
+		goto err;
+
+	ret = fsl_dcu_create_outputs(fsl_dev);
+	if (ret)
+		goto err;
+
+	drm_mode_config_reset(fsl_dev->drm);
+	drm_kms_helper_poll_init(fsl_dev->drm);
+
+	return 0;
+
+err:
+	drm_mode_config_cleanup(fsl_dev->drm);
+	return ret;
+}