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uhci: keep uhci state pointer in async packet struct.

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Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Gerd Hoffmann 2010-12-15 10:26:15 +01:00
parent ddf6583f88
commit 7b5a44c546
1 changed files with 8 additions and 4 deletions
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12
hw/usb-uhci.c
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@ -106,6 +106,8 @@ static void dump_data(const uint8_t *data, int len)
static void dump_data(const uint8_t *data, int len) {}
#endif
typedef struct UHCIState UHCIState;
/*
* Pending async transaction.
* 'packet' must be the first field because completion
@ -113,6 +115,7 @@ static void dump_data(const uint8_t *data, int len) {}
*/
typedef struct UHCIAsync {
USBPacket packet;
UHCIState *uhci;
QTAILQ_ENTRY(UHCIAsync) next;
uint32_t td;
uint32_t token;
@ -127,7 +130,7 @@ typedef struct UHCIPort {
uint16_t ctrl;
} UHCIPort;
typedef struct UHCIState {
struct UHCIState {
PCIDevice dev;
USBBus bus;
uint16_t cmd; /* cmd register */
@ -147,7 +150,7 @@ typedef struct UHCIState {
/* Active packets */
QTAILQ_HEAD(,UHCIAsync) async_pending;
uint8_t num_ports_vmstate;
} UHCIState;
};
typedef struct UHCI_TD {
uint32_t link;
@ -166,6 +169,7 @@ static UHCIAsync *uhci_async_alloc(UHCIState *s)
UHCIAsync *async = qemu_malloc(sizeof(UHCIAsync));
memset(&async->packet, 0, sizeof(async->packet));
async->uhci = s;
async->valid = 0;
async->td = 0;
async->token = 0;
@ -830,8 +834,8 @@ done:
static void uhci_async_complete(USBPacket *packet, void *opaque)
{
UHCIState *s = opaque;
UHCIAsync *async = (UHCIAsync *) packet;
UHCIAsync *async = container_of(packet, UHCIAsync, packet);
UHCIState *s = async->uhci;
DPRINTF("uhci: async complete. td 0x%x token 0x%x\n", async->td, async->token);