5cce173323
Add display and head properties for input routing to virtio-input devices, update multiseat documentation. Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
120 lines
4.2 KiB
C
120 lines
4.2 KiB
C
#ifndef _QEMU_VIRTIO_INPUT_H
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#define _QEMU_VIRTIO_INPUT_H
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#include "ui/input.h"
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/* ----------------------------------------------------------------- */
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/* virtio input protocol */
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#include "standard-headers/linux/virtio_ids.h"
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#include "standard-headers/linux/virtio_input.h"
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typedef struct virtio_input_absinfo virtio_input_absinfo;
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typedef struct virtio_input_config virtio_input_config;
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typedef struct virtio_input_event virtio_input_event;
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#if defined(HOST_WORDS_BIGENDIAN)
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# define const_le32(_x) \
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(((_x & 0x000000ffU) << 24) | \
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((_x & 0x0000ff00U) << 8) | \
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((_x & 0x00ff0000U) >> 8) | \
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((_x & 0xff000000U) >> 24))
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# define const_le16(_x) \
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(((_x & 0x00ff) << 8) | \
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((_x & 0xff00) >> 8))
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#else
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# define const_le32(_x) (_x)
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# define const_le16(_x) (_x)
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#endif
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/* ----------------------------------------------------------------- */
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/* qemu internals */
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#define TYPE_VIRTIO_INPUT "virtio-input-device"
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#define VIRTIO_INPUT(obj) \
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OBJECT_CHECK(VirtIOInput, (obj), TYPE_VIRTIO_INPUT)
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#define VIRTIO_INPUT_GET_PARENT_CLASS(obj) \
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OBJECT_GET_PARENT_CLASS(obj, TYPE_VIRTIO_INPUT)
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#define VIRTIO_INPUT_GET_CLASS(obj) \
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OBJECT_GET_CLASS(VirtIOInputClass, obj, TYPE_VIRTIO_INPUT)
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#define VIRTIO_INPUT_CLASS(klass) \
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OBJECT_CLASS_CHECK(VirtIOInputClass, klass, TYPE_VIRTIO_INPUT)
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#define TYPE_VIRTIO_INPUT_HID "virtio-input-hid-device"
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#define TYPE_VIRTIO_KEYBOARD "virtio-keyboard-device"
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#define TYPE_VIRTIO_MOUSE "virtio-mouse-device"
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#define TYPE_VIRTIO_TABLET "virtio-tablet-device"
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#define VIRTIO_INPUT_HID(obj) \
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OBJECT_CHECK(VirtIOInputHID, (obj), TYPE_VIRTIO_INPUT_HID)
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#define VIRTIO_INPUT_HID_GET_PARENT_CLASS(obj) \
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OBJECT_GET_PARENT_CLASS(obj, TYPE_VIRTIO_INPUT_HID)
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#define TYPE_VIRTIO_INPUT_HOST "virtio-input-host-device"
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#define VIRTIO_INPUT_HOST(obj) \
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OBJECT_CHECK(VirtIOInputHost, (obj), TYPE_VIRTIO_INPUT_HOST)
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#define VIRTIO_INPUT_HOST_GET_PARENT_CLASS(obj) \
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OBJECT_GET_PARENT_CLASS(obj, TYPE_VIRTIO_INPUT_HOST)
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typedef struct VirtIOInput VirtIOInput;
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typedef struct VirtIOInputClass VirtIOInputClass;
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typedef struct VirtIOInputConfig VirtIOInputConfig;
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typedef struct VirtIOInputHID VirtIOInputHID;
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typedef struct VirtIOInputHost VirtIOInputHost;
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struct VirtIOInputConfig {
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virtio_input_config config;
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QTAILQ_ENTRY(VirtIOInputConfig) node;
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};
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struct VirtIOInput {
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VirtIODevice parent_obj;
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uint8_t cfg_select;
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uint8_t cfg_subsel;
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uint32_t cfg_size;
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QTAILQ_HEAD(, VirtIOInputConfig) cfg_list;
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VirtQueue *evt, *sts;
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char *serial;
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virtio_input_event *queue;
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uint32_t qindex, qsize;
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bool active;
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};
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struct VirtIOInputClass {
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/*< private >*/
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VirtioDeviceClass parent;
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/*< public >*/
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DeviceRealize realize;
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DeviceUnrealize unrealize;
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void (*change_active)(VirtIOInput *vinput);
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void (*handle_status)(VirtIOInput *vinput, virtio_input_event *event);
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};
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struct VirtIOInputHID {
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VirtIOInput parent_obj;
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char *display;
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uint32_t head;
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QemuInputHandler *handler;
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QemuInputHandlerState *hs;
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int ledstate;
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};
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struct VirtIOInputHost {
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VirtIOInput parent_obj;
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char *evdev;
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int fd;
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};
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void virtio_input_send(VirtIOInput *vinput, virtio_input_event *event);
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void virtio_input_init_config(VirtIOInput *vinput,
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virtio_input_config *config);
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void virtio_input_add_config(VirtIOInput *vinput,
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virtio_input_config *config);
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void virtio_input_idstr_config(VirtIOInput *vinput,
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uint8_t select, const char *string);
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#endif /* _QEMU_VIRTIO_INPUT_H */
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