14 #include <drm/drm_atomic_helper.h>
15 #include <drm/drm_drv.h>
16 #include <drm/drm_gem_dma_helper.h>
17 #include <drm/drm_gem_framebuffer_helper.h>
18 #include <drm/drm_of.h>
19 #include <drm/drm_probe_helper.h>
20 #include <drm/drm_vblank.h>
25 #define DRIVER_DESC	"Spreadtrum SoCs' DRM Driver"
39 static void sprd_drm_mode_config_init(struct drm_device *drm)  in sprd_drm_mode_config_init()  argument
41 	drm->mode_config.min_width = 0;  in sprd_drm_mode_config_init()
42 	drm->mode_config.min_height = 0;  in sprd_drm_mode_config_init()
43 	drm->mode_config.max_width = 8192;  in sprd_drm_mode_config_init()
44 	drm->mode_config.max_height = 8192;  in sprd_drm_mode_config_init()
46 	drm->mode_config.funcs = &sprd_drm_mode_config_funcs;  in sprd_drm_mode_config_init()
47 	drm->mode_config.helper_private = &sprd_drm_mode_config_helper;  in sprd_drm_mode_config_init()
68 	struct drm_device *drm;  in sprd_drm_bind()  local
72 	sprd = devm_drm_dev_alloc(dev, &sprd_drm_drv, struct sprd_drm, drm);  in sprd_drm_bind()
76 	drm = &sprd->drm;  in sprd_drm_bind()
77 	platform_set_drvdata(pdev, drm);  in sprd_drm_bind()
79 	ret = drmm_mode_config_init(drm);  in sprd_drm_bind()
83 	sprd_drm_mode_config_init(drm);  in sprd_drm_bind()
86 	ret = component_bind_all(drm->dev, drm);  in sprd_drm_bind()
88 		drm_err(drm, "failed to bind all component.\n");  in sprd_drm_bind()
93 	ret = drm_vblank_init(drm, drm->mode_config.num_crtc);  in sprd_drm_bind()
95 		drm_err(drm, "failed to initialize vblank.\n");  in sprd_drm_bind()
100 	drm_mode_config_reset(drm);  in sprd_drm_bind()
103 	drm_kms_helper_poll_init(drm);  in sprd_drm_bind()
105 	ret = drm_dev_register(drm, 0);  in sprd_drm_bind()
112 	drm_kms_helper_poll_fini(drm);  in sprd_drm_bind()
114 	component_unbind_all(drm->dev, drm);  in sprd_drm_bind()
120 	struct drm_device *drm = dev_get_drvdata(dev);  in sprd_drm_unbind()  local
122 	drm_dev_unregister(drm);  in sprd_drm_unbind()
124 	drm_kms_helper_poll_fini(drm);  in sprd_drm_unbind()
126 	component_unbind_all(drm->dev, drm);  in sprd_drm_unbind()
146 	struct drm_device *drm = platform_get_drvdata(pdev);  in sprd_drm_shutdown()  local
148 	if (!drm) {  in sprd_drm_shutdown()
149 		dev_warn(&pdev->dev, "drm device is not available, no shutdown\n");  in sprd_drm_shutdown()
153 	drm_atomic_helper_shutdown(drm);  in sprd_drm_shutdown()
167 		.name = "sprd-drm-drv",
198 MODULE_DESCRIPTION("Unisoc DRM KMS Master Driver");