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hw/usb: Regroup USB HID protocol values

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Group some HID values that are used pretty much everywhere when
dealing with HID devices.

Signed-off-by: César Belley <cesar.belley@lse.epita.fr>
Message-id: 20200812094135.20550-2-cesar.belley@lse.epita.fr
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
César Belley 2020-08-12 11:41:23 +02:00 • committed by Gerd Hoffmann
parent 10b2d90c94
commit 84b6c23629
3 changed files with 27 additions and 28 deletions
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26
hw/usb/dev-hid.c
View file

@ -32,21 +32,9 @@
#include "qemu/module.h"
#include "qemu/timer.h"
#include "hw/input/hid.h"
#include "hw/usb/hid.h"
#include "hw/qdev-properties.h"
/* HID interface requests */
#define GET_REPORT 0xa101
#define GET_IDLE 0xa102
#define GET_PROTOCOL 0xa103
#define SET_REPORT 0x2109
#define SET_IDLE 0x210a
#define SET_PROTOCOL 0x210b
/* HID descriptor types */
#define USB_DT_HID 0x21
#define USB_DT_REPORT 0x22
#define USB_DT_PHY 0x23
typedef struct USBHIDState {
USBDevice dev;
USBEndpoint *intr;
@ -618,38 +606,38 @@ static void usb_hid_handle_control(USBDevice *dev, USBPacket *p,
goto fail;
}
break;
case GET_REPORT:
case HID_GET_REPORT:
if (hs->kind == HID_MOUSE || hs->kind == HID_TABLET) {
p->actual_length = hid_pointer_poll(hs, data, length);
} else if (hs->kind == HID_KEYBOARD) {
p->actual_length = hid_keyboard_poll(hs, data, length);
}
break;
case SET_REPORT:
case HID_SET_REPORT:
if (hs->kind == HID_KEYBOARD) {
p->actual_length = hid_keyboard_write(hs, data, length);
} else {
goto fail;
}
break;
case GET_PROTOCOL:
case HID_GET_PROTOCOL:
if (hs->kind != HID_KEYBOARD && hs->kind != HID_MOUSE) {
goto fail;
}
data[0] = hs->protocol;
p->actual_length = 1;
break;
case SET_PROTOCOL:
case HID_SET_PROTOCOL:
if (hs->kind != HID_KEYBOARD && hs->kind != HID_MOUSE) {
goto fail;
}
hs->protocol = value;
break;
case GET_IDLE:
case HID_GET_IDLE:
data[0] = hs->idle;
p->actual_length = 1;
break;
case SET_IDLE:
case HID_SET_IDLE:
hs->idle = (uint8_t) (value >> 8);
hid_set_next_idle(hs);
if (hs->kind == HID_MOUSE || hs->kind == HID_TABLET) {