Files
cubelinux-kernel/drivers/gpu/drm/hyperv/hyperv_drm.h
T
Greg Kroah-Hartman 598cf27219 Linux 6.19.3
Link: https://lore.kernel.org/r/20260217200002.683975158@linuxfoundation.org
Tested-by: Florian Fainelli <florian.fainelli@broadcom.com>
Tested-by: Takeshi Ogasawara <takeshi.ogasawara@futuring-girl.com>
Tested-by: Peter Schneider <pschneider1968@googlemail.com>
Tested-by: Jon Hunter <jonathanh@nvidia.com>
Tested-by: Salvatore Bonaccorso <carnil@debian.org>
Tested-by: Brett A C Sheffield <bacs@librecast.net>
Tested-by: Mark Brown <broonie@kernel.org>
Tested-by: Luna Jernberg <droidbittin@gmail.com>
Tested-by: Ronald Warsow <rwarsow@gmx.de>
Tested-by: Justin M. Forbes <jforbes@fedoraproject.org>
Tested-by: Ron Economos <re@w6rz.net>
Tested-by: Miguel Ojeda <ojeda@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2026-02-19 16:33:27 +01:00

56 lines
1.3 KiB
C

/* 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_plane plane;
struct drm_crtc crtc;
struct drm_encoder encoder;
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_hide_hw_ptr(struct hv_device *hdev);
int hyperv_update_dirt(struct hv_device *hdev, struct drm_rect *rect);
int hyperv_connect_vsp(struct hv_device *hdev);
#endif