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usb-ccid: remove needless migration state code 

This code appears to be unused since its introduction. We need to keep
the state_vmstate field byte in VMState for compatibility reasons.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-id: 20171013125533.9153-1-marcandre.lureau@redhat.com
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Marc-André Lureau 2017-10-13 14:55:33 +02:00 committed by Gerd Hoffmann
parent e822e81e35
commit 31bd59db44
1 changed files with 1 additions and 22 deletions
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23
hw/usb/dev-smartcard-reader.c
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@ -270,11 +270,6 @@ typedef struct BulkIn {
uint32_t pos;
} BulkIn;
enum {
MIGRATION_NONE,
MIGRATION_MIGRATED,
};
typedef struct CCIDBus {
BusState qbus;
} CCIDBus;
@ -306,9 +301,6 @@ typedef struct USBCCIDState {
CCID_ProtocolDataStructure abProtocolDataStructure;
uint32_t ulProtocolDataStructureSize;
uint32_t state_vmstate;
uint32_t migration_target_ip;
uint16_t migration_target_port;
uint8_t migration_state;
uint8_t bmSlotICCState;
uint8_t powered;
uint8_t notify_slot_change;
@ -1243,9 +1235,6 @@ int ccid_card_ccid_attach(CCIDCardState *card)
USBCCIDState *s = USB_CCID_DEV(dev);
DPRINTF(s, 1, "CCID Attach\n");
if (s->migration_state == MIGRATION_MIGRATED) {
s->migration_state = MIGRATION_NONE;
}
return 0;
}
@ -1341,9 +1330,6 @@ static void ccid_realize(USBDevice *dev, Error **errp)
s->intr = usb_ep_get(dev, USB_TOKEN_IN, CCID_INT_IN_EP);
s->bulk = usb_ep_get(dev, USB_TOKEN_IN, CCID_BULK_IN_EP);
s->card = NULL;
s->migration_state = MIGRATION_NONE;
s->migration_target_ip = 0;
s->migration_target_port = 0;
s->dev.speed = USB_SPEED_FULL;
s->dev.speedmask = USB_SPEED_MASK_FULL;
s->notify_slot_change = false;
@ -1379,13 +1365,6 @@ static int ccid_pre_save(void *opaque)
USBCCIDState *s = opaque;
s->state_vmstate = s->dev.state;
if (s->dev.attached) {
/*
* Migrating an open device, ignore reconnection CHR_EVENT to avoid an
* erroneous detach.
*/
s->migration_state = MIGRATION_MIGRATED;
}
return 0;
}
@ -1452,7 +1431,7 @@ static VMStateDescription ccid_vmstate = {
VMSTATE_STRUCT_ARRAY(pending_answers, USBCCIDState,
PENDING_ANSWERS_NUM, 1, answer_vmstate, Answer),
VMSTATE_UINT32(pending_answers_num, USBCCIDState),
VMSTATE_UINT8(migration_state, USBCCIDState),
VMSTATE_UNUSED(1), /* was migration_state */
VMSTATE_UINT32(state_vmstate, USBCCIDState),
VMSTATE_END_OF_LIST()
}