1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 /* 3 * Copyright (c) 2015 MediaTek Inc. 4 */ 5 6 #ifndef MTK_DRM_DRV_H 7 #define MTK_DRM_DRV_H 8 9 #include <linux/io.h> 10 #include "mtk_ddp_comp.h" 11 12 #define MAX_CONNECTOR 2 13 #define DDP_COMPONENT_DRM_OVL_ADAPTOR (DDP_COMPONENT_ID_MAX + 1) 14 #define DDP_COMPONENT_DRM_ID_MAX (DDP_COMPONENT_DRM_OVL_ADAPTOR + 1) 15 16 enum mtk_crtc_path { 17 CRTC_MAIN, 18 CRTC_EXT, 19 CRTC_THIRD, 20 MAX_CRTC, 21 }; 22 23 struct device; 24 struct device_node; 25 struct drm_crtc; 26 struct drm_device; 27 struct drm_fb_helper; 28 struct drm_property; 29 struct regmap; 30 31 struct mtk_drm_route { 32 const unsigned int crtc_id; 33 const unsigned int route_ddp; 34 }; 35 36 struct mtk_mmsys_driver_data { 37 const unsigned int *main_path; 38 unsigned int main_len; 39 const unsigned int *ext_path; 40 unsigned int ext_len; 41 const unsigned int *third_path; 42 unsigned int third_len; 43 const struct mtk_drm_route *conn_routes; 44 unsigned int num_conn_routes; 45 46 bool shadow_register; 47 unsigned int mmsys_id; 48 unsigned int mmsys_dev_num; 49 50 u16 max_width; 51 u16 min_width; 52 u16 min_height; 53 }; 54 55 struct mtk_drm_private { 56 struct drm_device *drm; 57 struct device *dma_dev; 58 bool mtk_drm_bound; 59 bool drm_master; 60 struct device *dev; 61 struct device_node *mutex_node; 62 struct device *mutex_dev; 63 struct device *mmsys_dev; 64 struct device_node *comp_node[DDP_COMPONENT_DRM_ID_MAX]; 65 struct mtk_ddp_comp ddp_comp[DDP_COMPONENT_DRM_ID_MAX]; 66 struct mtk_mmsys_driver_data *data; 67 struct drm_atomic_state *suspend_state; 68 unsigned int mbox_index; 69 struct mtk_drm_private **all_drm_private; 70 }; 71 72 extern struct platform_driver mtk_disp_aal_driver; 73 extern struct platform_driver mtk_disp_ccorr_driver; 74 extern struct platform_driver mtk_disp_color_driver; 75 extern struct platform_driver mtk_disp_gamma_driver; 76 extern struct platform_driver mtk_disp_merge_driver; 77 extern struct platform_driver mtk_disp_ovl_adaptor_driver; 78 extern struct platform_driver mtk_disp_ovl_driver; 79 extern struct platform_driver mtk_disp_rdma_driver; 80 extern struct platform_driver mtk_dpi_driver; 81 extern struct platform_driver mtk_dsi_driver; 82 extern struct platform_driver mtk_ethdr_driver; 83 extern struct platform_driver mtk_mdp_rdma_driver; 84 extern struct platform_driver mtk_padding_driver; 85 #endif /* MTK_DRM_DRV_H */ 86