1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 /* 3 * Copyright (C) Fuzhou Rockchip Electronics Co.Ltd 4 * Author:Mark Yao <mark.yao@rock-chips.com> 5 * 6 * based on exynos_drm_drv.h 7 */ 8 9 #ifndef _ROCKCHIP_DRM_DRV_H 10 #define _ROCKCHIP_DRM_DRV_H 11 12 #include <drm/drm_fb_helper.h> 13 #include <drm/drm_atomic_helper.h> 14 #include <drm/drm_gem.h> 15 16 #include <linux/module.h> 17 #include <linux/component.h> 18 19 #define ROCKCHIP_MAX_FB_BUFFER 3 20 #define ROCKCHIP_MAX_CONNECTOR 2 21 #define ROCKCHIP_MAX_CRTC 2 22 23 struct drm_device; 24 struct drm_connector; 25 struct iommu_domain; 26 27 struct rockchip_crtc_state { 28 struct drm_crtc_state base; 29 int output_type; 30 int output_mode; 31 int output_bpc; 32 int output_flags; 33 bool enable_afbc; 34 }; 35 #define to_rockchip_crtc_state(s) \ 36 container_of(s, struct rockchip_crtc_state, base) 37 38 /* 39 * Rockchip drm private structure. 40 * 41 * @crtc: array of enabled CRTCs, used to map from "pipe" to drm_crtc. 42 * @num_pipe: number of pipes for this device. 43 * @mm_lock: protect drm_mm on multi-threads. 44 */ 45 struct rockchip_drm_private { 46 struct drm_fb_helper fbdev_helper; 47 struct drm_gem_object *fbdev_bo; 48 struct iommu_domain *domain; 49 struct mutex mm_lock; 50 struct drm_mm mm; 51 }; 52 53 int rockchip_drm_dma_attach_device(struct drm_device *drm_dev, 54 struct device *dev); 55 void rockchip_drm_dma_detach_device(struct drm_device *drm_dev, 56 struct device *dev); 57 int rockchip_drm_wait_vact_end(struct drm_crtc *crtc, unsigned int mstimeout); 58 59 int rockchip_drm_endpoint_is_subdriver(struct device_node *ep); 60 extern struct platform_driver cdn_dp_driver; 61 extern struct platform_driver dw_hdmi_rockchip_pltfm_driver; 62 extern struct platform_driver dw_mipi_dsi_rockchip_driver; 63 extern struct platform_driver inno_hdmi_driver; 64 extern struct platform_driver rockchip_dp_driver; 65 extern struct platform_driver rockchip_lvds_driver; 66 extern struct platform_driver vop_platform_driver; 67 extern struct platform_driver rk3066_hdmi_driver; 68 #endif /* _ROCKCHIP_DRM_DRV_H_ */ 69