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vfio: Introduce a new header file for VFIOdisplay declarations

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Gather all VFIOdisplay related declarations into "vfio-display.h" to
reduce exposure of VFIO internals in "hw/vfio/vfio-common.h".

Reviewed-by: John Levon <john.levon@nutanix.com>
Link: https://lore.kernel.org/qemu-devel/20250318095415.670319-8-clg@redhat.com
Reviewed-by: Zhenzhong Duan <zhenzhong.duan@intel.com>
Link: https://lore.kernel.org/qemu-devel/20250326075122.1299361-9-clg@redhat.com
Signed-off-by: Cédric Le Goater <clg@redhat.com>
This commit is contained in:
Cédric Le Goater 2025-03-26 08:50:53 +01:00
parent eb6caa7916
commit aa173cb279
4 changed files with 43 additions and 29 deletions
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41
hw/vfio/vfio-display.h Normal file
View file

@ -0,0 +1,41 @@
/*
* VFIO display
*
* Copyright Red Hat, Inc. 2025
*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
#ifndef HW_VFIO_VFIO_DISPLAY_H
#define HW_VFIO_VFIO_DISPLAY_H
#include "ui/console.h"
#include "hw/display/ramfb.h"
typedef struct VFIODMABuf {
QemuDmaBuf *buf;
uint32_t pos_x, pos_y, pos_updates;
uint32_t hot_x, hot_y, hot_updates;
int dmabuf_id;
QTAILQ_ENTRY(VFIODMABuf) next;
} VFIODMABuf;
typedef struct VFIODisplay {
QemuConsole *con;
RAMFBState *ramfb;
struct vfio_region_info *edid_info;
struct vfio_region_gfx_edid *edid_regs;
uint8_t *edid_blob;
QEMUTimer *edid_link_timer;
struct {
VFIORegion buffer;
DisplaySurface *surface;
} region;
struct {
QTAILQ_HEAD(, VFIODMABuf) bufs;
VFIODMABuf *primary;
VFIODMABuf *cursor;
} dmabuf;
} VFIODisplay;
#endif /* HW_VFIO_VFIO_DISPLAY_H */