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musb: get musb state via container_of()

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This commit is contained in:
Gerd Hoffmann 2010-12-16 13:23:13 +01:00
parent 9066df13a3
commit 5dc1672b27
1 changed files with 34 additions and 20 deletions
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54
hw/usb-musb.c
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@ -267,7 +267,16 @@ static USBPortOps musb_port_ops = {
.detach = musb_detach,
};
typedef struct {
typedef struct MUSBPacket MUSBPacket;
typedef struct MUSBEndPoint MUSBEndPoint;
struct MUSBPacket {
USBPacket p;
MUSBEndPoint *ep;
int dir;
};
struct MUSBEndPoint {
uint16_t faddr[2];
uint8_t haddr[2];
uint8_t hport[2];
@ -284,7 +293,7 @@ typedef struct {
int fifolen[2];
int fifostart[2];
int fifoaddr[2];
USBPacket packey[2];
MUSBPacket packey[2];
int status[2];
int ext_size[2];
@ -294,7 +303,7 @@ typedef struct {
MUSBState *musb;
USBCallback *delayed_cb[2];
QEMUTimer *intv_timer[2];
} MUSBEndPoint;
};
struct MUSBState {
qemu_irq *irqs;
@ -321,7 +330,9 @@ struct MUSBState {
/* Duplicating the world since 2008!... probably we should have 32
* logical, single endpoints instead. */
MUSBEndPoint ep[16];
} *musb_init(qemu_irq *irqs)
};
struct MUSBState *musb_init(qemu_irq *irqs)
{
MUSBState *s = qemu_mallocz(sizeof(*s));
int i;
@ -488,14 +499,14 @@ static inline void musb_cb_tick0(void *opaque)
{
MUSBEndPoint *ep = (MUSBEndPoint *) opaque;
ep->delayed_cb[0](&ep->packey[0], opaque);
ep->delayed_cb[0](&ep->packey[0].p, opaque);
}
static inline void musb_cb_tick1(void *opaque)
{
MUSBEndPoint *ep = (MUSBEndPoint *) opaque;
ep->delayed_cb[1](&ep->packey[1], opaque);
ep->delayed_cb[1](&ep->packey[1].p, opaque);
}
#define musb_cb_tick (dir ? musb_cb_tick1 : musb_cb_tick0)
@ -587,17 +598,19 @@ static inline void musb_packet(MUSBState *s, MUSBEndPoint *ep,
ep->delayed_cb[dir] = cb;
cb = dir ? musb_schedule1_cb : musb_schedule0_cb;
ep->packey[dir].pid = pid;
ep->packey[dir].p.pid = pid;
/* A wild guess on the FADDR semantics... */
ep->packey[dir].devaddr = ep->faddr[idx];
ep->packey[dir].devep = ep->type[idx] & 0xf;
ep->packey[dir].data = (void *) ep->buf[idx];
ep->packey[dir].len = len;
ep->packey[dir].complete_cb = cb;
ep->packey[dir].complete_opaque = ep;
ep->packey[dir].p.devaddr = ep->faddr[idx];
ep->packey[dir].p.devep = ep->type[idx] & 0xf;
ep->packey[dir].p.data = (void *) ep->buf[idx];
ep->packey[dir].p.len = len;
ep->packey[dir].p.complete_cb = cb;
ep->packey[dir].p.complete_opaque = ep;
ep->packey[dir].ep = ep;
ep->packey[dir].dir = dir;
if (s->port.dev)
ret = s->port.dev->info->handle_packet(s->port.dev, &ep->packey[dir]);
ret = s->port.dev->info->handle_packet(s->port.dev, &ep->packey[dir].p);
else
ret = USB_RET_NODEV;
@ -607,7 +620,7 @@ static inline void musb_packet(MUSBState *s, MUSBEndPoint *ep,
}
ep->status[dir] = ret;
usb_packet_complete(&ep->packey[dir]);
usb_packet_complete(&ep->packey[dir].p);
}
static void musb_tx_packet_complete(USBPacket *packey, void *opaque)
@ -821,14 +834,14 @@ static void musb_rx_req(MUSBState *s, int epnum)
/* If we already have a packet, which didn't fit into the
* 64 bytes of the FIFO, only move the FIFO start and return. (Obsolete) */
if (ep->packey[1].pid == USB_TOKEN_IN && ep->status[1] >= 0 &&
if (ep->packey[1].p.pid == USB_TOKEN_IN && ep->status[1] >= 0 &&
(ep->fifostart[1]) + ep->rxcount <
ep->packey[1].len) {
ep->packey[1].p.len) {
TRACE("0x%08x, %d", ep->fifostart[1], ep->rxcount );
ep->fifostart[1] += ep->rxcount;
ep->fifolen[1] = 0;
ep->rxcount = MIN(ep->packey[0].len - (ep->fifostart[1]),
ep->rxcount = MIN(ep->packey[0].p.len - (ep->fifostart[1]),
ep->maxp[1]);
ep->csr[1] &= ~MGC_M_RXCSR_H_REQPKT;
@ -866,10 +879,11 @@ static void musb_rx_req(MUSBState *s, int epnum)
#ifdef SETUPLEN_HACK
/* Why should *we* do that instead of Linux? */
if (!epnum) {
if (ep->packey[0].devaddr == 2)
if (ep->packey[0].p.devaddr == 2) {
total = MIN(s->setup_len, 8);
else
} else {
total = MIN(s->setup_len, 64);
}
s->setup_len -= total;
}
#endif