/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright 2021 Microsoft */ #ifndef _HYPERV_DRM_H_ #define _HYPERV_DRM_H_ #define VMBUS_MAX_PACKET_SIZE 0x4000 struct hyperv_drm_device { /* drm */ struct drm_device dev; struct drm_simple_display_pipe pipe; struct drm_connector connector; /* mode */ u32 screen_width_max; u32 screen_height_max; u32 preferred_width; u32 preferred_height; u32 screen_depth; /* hw */ struct resource *mem; void __iomem *vram; unsigned long fb_base; unsigned long fb_size; struct completion wait; u32 synthvid_version; u32 mmio_megabytes; bool dirt_needed; u8 init_buf[VMBUS_MAX_PACKET_SIZE]; u8 recv_buf[VMBUS_MAX_PACKET_SIZE]; struct hv_device *hdev; }; #define to_hv(_dev) container_of(_dev, struct hyperv_drm_device, dev) /* hyperv_drm_modeset */ int hyperv_mode_config_init(struct hyperv_drm_device *hv); /* hyperv_drm_proto */ int hyperv_update_vram_location(struct hv_device *hdev, phys_addr_t vram_pp); int hyperv_update_situation(struct hv_device *hdev, u8 active, u32 bpp, u32 w, u32 h, u32 pitch); int hyperv_update_dirt(struct hv_device *hdev, struct drm_rect *rect); int hyperv_connect_vsp(struct hv_device *hdev); #endif