xemu/include/hw/display/edid.h
Marc-André Lureau fd36eade01 edid: use physical dimensions if available
Replace dpi with width_mm/height_mm in qemu_edid_info.

Use it when set (non-zero) to compute the DPI and generate the EDID.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-id: 20200927145751.365446-3-marcandre.lureau@redhat.com
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2020-09-29 10:08:25 +02:00

31 lines
990 B
C

#ifndef EDID_H
#define EDID_H
typedef struct qemu_edid_info {
const char *vendor; /* http://www.uefi.org/pnp_id_list */
const char *name;
const char *serial;
uint16_t width_mm;
uint16_t height_mm;
uint32_t prefx;
uint32_t prefy;
uint32_t maxx;
uint32_t maxy;
} qemu_edid_info;
void qemu_edid_generate(uint8_t *edid, size_t size,
qemu_edid_info *info);
size_t qemu_edid_size(uint8_t *edid);
void qemu_edid_region_io(MemoryRegion *region, Object *owner,
uint8_t *edid, size_t size);
uint32_t qemu_edid_dpi_to_mm(uint32_t dpi, uint32_t res);
#define DEFINE_EDID_PROPERTIES(_state, _edid_info) \
DEFINE_PROP_UINT32("xres", _state, _edid_info.prefx, 0), \
DEFINE_PROP_UINT32("yres", _state, _edid_info.prefy, 0), \
DEFINE_PROP_UINT32("xmax", _state, _edid_info.maxx, 0), \
DEFINE_PROP_UINT32("ymax", _state, _edid_info.maxy, 0)
#endif /* EDID_H */