1 /* SPDX-License-Identifier: GPL-2.0-or-later */ 2 /* Hisilicon Hibmc SoC drm driver 3 * 4 * Based on the bochs drm driver. 5 * 6 * Copyright (c) 2016 Huawei Limited. 7 * 8 * Author: 9 * Rongrong Zou <zourongrong@huawei.com> 10 * Rongrong Zou <zourongrong@gmail.com> 11 * Jianhua Li <lijianhua@huawei.com> 12 */ 13 14 #ifndef HIBMC_DRM_DRV_H 15 #define HIBMC_DRM_DRV_H 16 17 #include <linux/gpio/consumer.h> 18 #include <linux/i2c-algo-bit.h> 19 #include <linux/i2c.h> 20 21 #include <drm/drm_edid.h> 22 #include <drm/drm_framebuffer.h> 23 24 struct hibmc_connector { 25 struct drm_connector base; 26 27 struct i2c_adapter adapter; 28 struct i2c_algo_bit_data bit_data; 29 }; 30 31 struct hibmc_drm_private { 32 /* hw */ 33 void __iomem *mmio; 34 35 /* drm */ 36 struct drm_device dev; 37 struct drm_plane primary_plane; 38 struct drm_crtc crtc; 39 struct drm_encoder encoder; 40 struct hibmc_connector connector; 41 }; 42 43 static inline struct hibmc_connector *to_hibmc_connector(struct drm_connector *connector) 44 { 45 return container_of(connector, struct hibmc_connector, base); 46 } 47 48 static inline struct hibmc_drm_private *to_hibmc_drm_private(struct drm_device *dev) 49 { 50 return container_of(dev, struct hibmc_drm_private, dev); 51 } 52 53 void hibmc_set_power_mode(struct hibmc_drm_private *priv, 54 u32 power_mode); 55 void hibmc_set_current_gate(struct hibmc_drm_private *priv, 56 u32 gate); 57 58 int hibmc_de_init(struct hibmc_drm_private *priv); 59 int hibmc_vdac_init(struct hibmc_drm_private *priv); 60 61 int hibmc_mm_init(struct hibmc_drm_private *hibmc); 62 int hibmc_ddc_create(struct drm_device *drm_dev, struct hibmc_connector *connector); 63 64 #endif 65