12 #include <drm/drm_atomic.h>
13 #include <drm/drm_atomic_helper.h>
14 #include <drm/drm_blend.h>
15 #include <drm/drm_bridge.h>
16 #include <drm/drm_bridge_connector.h>
17 #include <drm/drm_connector.h>
18 #include <drm/drm_crtc.h>
19 #include <drm/drm_device.h>
20 #include <drm/drm_drv.h>
21 #include <drm/drm_encoder.h>
22 #include <drm/drm_fbdev_dma.h>
23 #include <drm/drm_fourcc.h>
24 #include <drm/drm_framebuffer.h>
25 #include <drm/drm_gem_dma_helper.h>
26 #include <drm/drm_gem_framebuffer_helper.h>
27 #include <drm/drm_managed.h>
28 #include <drm/drm_mode_config.h>
29 #include <drm/drm_plane.h>
30 #include <drm/drm_probe_helper.h>
31 #include <drm/drm_simple_kms_helper.h>
32 #include <drm/drm_vblank.h>
44 static inline struct zynqmp_dpsub *to_zynqmp_dpsub(struct drm_device *drm)  in to_zynqmp_dpsub()  argument
46 	return container_of(drm, struct zynqmp_dpsub_drm, dev)->dpsub;  in to_zynqmp_dpsub()
50  * DRM Planes
126 	 * implicitly after DPSUB reset during display mode change. DRM  in zynqmp_dpsub_plane_atomic_update()
152 	for (i = 0; i < ARRAY_SIZE(dpsub->drm->planes); i++) {  in zynqmp_dpsub_create_planes()
154 		struct drm_plane *plane = &dpsub->drm->planes[i];  in zynqmp_dpsub_create_planes()
166 		ret = drm_universal_plane_init(&dpsub->drm->dev, plane, 0,  in zynqmp_dpsub_create_planes()
185  * DRM CRTC
318 	struct drm_plane *plane = &dpsub->drm->planes[ZYNQMP_DPSUB_LAYER_GFX];  in zynqmp_dpsub_create_crtc()
319 	struct drm_crtc *crtc = &dpsub->drm->crtc;  in zynqmp_dpsub_create_crtc()
322 	ret = drm_crtc_init_with_planes(&dpsub->drm->dev, crtc, plane,  in zynqmp_dpsub_create_crtc()
337 	u32 possible_crtcs = drm_crtc_mask(&dpsub->drm->crtc);  in zynqmp_dpsub_map_crtc_to_plane()
340 	for (i = 0; i < ARRAY_SIZE(dpsub->drm->planes); i++)  in zynqmp_dpsub_map_crtc_to_plane()
341 		dpsub->drm->planes[i].possible_crtcs = possible_crtcs;  in zynqmp_dpsub_map_crtc_to_plane()
353 	drm_crtc_handle_vblank(&dpsub->drm->crtc);  in zynqmp_dpsub_drm_handle_vblank()
361 				    struct drm_device *drm,  in zynqmp_dpsub_dumb_create()  argument
364 	struct zynqmp_dpsub *dpsub = to_zynqmp_dpsub(drm);  in zynqmp_dpsub_dumb_create()
370 	return drm_gem_dma_dumb_create_internal(file_priv, drm, args);  in zynqmp_dpsub_dumb_create()
374 zynqmp_dpsub_fb_create(struct drm_device *drm, struct drm_file *file_priv,  in zynqmp_dpsub_fb_create()  argument
377 	struct zynqmp_dpsub *dpsub = to_zynqmp_dpsub(drm);  in zynqmp_dpsub_fb_create()
385 	return drm_gem_fb_create(drm, file_priv, &cmd);  in zynqmp_dpsub_fb_create()
395  * DRM/KMS Driver
417 	struct drm_encoder *encoder = &dpsub->drm->encoder;  in zynqmp_dpsub_kms_init()
433 	encoder->possible_crtcs |= drm_crtc_mask(&dpsub->drm->crtc);  in zynqmp_dpsub_kms_init()
434 	drm_simple_encoder_init(&dpsub->drm->dev, encoder, DRM_MODE_ENCODER_NONE);  in zynqmp_dpsub_kms_init()
444 	connector = drm_bridge_connector_init(&dpsub->drm->dev, encoder);  in zynqmp_dpsub_kms_init()
464 static void zynqmp_dpsub_drm_release(struct drm_device *drm, void *res)  in zynqmp_dpsub_drm_release()  argument
474 	struct drm_device *drm;  in zynqmp_dpsub_drm_init()  local
480 	 * dpsub->drm will remain NULL, which tells the caller that it must  in zynqmp_dpsub_drm_init()
489 	drm = &dpdrm->dev;  in zynqmp_dpsub_drm_init()
491 	ret = drmm_add_action(drm, zynqmp_dpsub_drm_release, dpdrm);  in zynqmp_dpsub_drm_init()
495 	dpsub->drm = dpdrm;  in zynqmp_dpsub_drm_init()
498 	ret = drmm_mode_config_init(drm);  in zynqmp_dpsub_drm_init()
502 	drm->mode_config.funcs = &zynqmp_dpsub_mode_config_funcs;  in zynqmp_dpsub_drm_init()
503 	drm->mode_config.min_width = 0;  in zynqmp_dpsub_drm_init()
504 	drm->mode_config.min_height = 0;  in zynqmp_dpsub_drm_init()
505 	drm->mode_config.max_width = ZYNQMP_DISP_MAX_WIDTH;  in zynqmp_dpsub_drm_init()
506 	drm->mode_config.max_height = ZYNQMP_DISP_MAX_HEIGHT;  in zynqmp_dpsub_drm_init()
508 	ret = drm_vblank_init(drm, 1);  in zynqmp_dpsub_drm_init()
512 	drm_kms_helper_poll_init(drm);  in zynqmp_dpsub_drm_init()
518 	/* Reset all components and register the DRM device. */  in zynqmp_dpsub_drm_init()
519 	drm_mode_config_reset(drm);  in zynqmp_dpsub_drm_init()
521 	ret = drm_dev_register(drm, 0);  in zynqmp_dpsub_drm_init()
526 	drm_fbdev_dma_setup(drm, 24);  in zynqmp_dpsub_drm_init()
531 	drm_kms_helper_poll_fini(drm);  in zynqmp_dpsub_drm_init()
537 	struct drm_device *drm = &dpsub->drm->dev;  in zynqmp_dpsub_drm_cleanup()  local
539 	drm_dev_unregister(drm);  in zynqmp_dpsub_drm_cleanup()
540 	drm_atomic_helper_shutdown(drm);  in zynqmp_dpsub_drm_cleanup()
541 	drm_encoder_cleanup(&dpsub->drm->encoder);  in zynqmp_dpsub_drm_cleanup()
542 	drm_kms_helper_poll_fini(drm);  in zynqmp_dpsub_drm_cleanup()