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usb/ohci: Move trace point and log ep number to help debugging

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Signed-off-by: BALATON Zoltan <balaton@eik.bme.hu>
Message-Id: <4e3a05a64b5029a88654eab9a873fb45ac80b1a7.1643117600.git.balaton@eik.bme.hu>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
BALATON Zoltan 2022-01-25 14:33:20 +01:00 • committed by Gerd Hoffmann
parent 7c204e9638
commit 6e821e5084
2 changed files with 10 additions and 10 deletions
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18
hw/usb/hcd-ohci.c
View file

@ -1033,21 +1033,21 @@ static int ohci_service_td(OHCIState *ohci, struct ohci_ed *ed)
ohci->async_td = 0; ohci->async_td = 0;
ohci->async_complete = false; ohci->async_complete = false;
} else { } else {
if (ohci->async_td) {
/* ??? The hardware should allow one active packet per
endpoint. We only allow one active packet per controller.
This should be sufficient as long as devices respond in a
timely manner.
*/
trace_usb_ohci_td_too_many_pending();
return 1;
}
dev = ohci_find_device(ohci, OHCI_BM(ed->flags, ED_FA)); dev = ohci_find_device(ohci, OHCI_BM(ed->flags, ED_FA));
if (dev == NULL) { if (dev == NULL) {
trace_usb_ohci_td_dev_error(); trace_usb_ohci_td_dev_error();
return 1; return 1;
} }
ep = usb_ep_get(dev, pid, OHCI_BM(ed->flags, ED_EN)); ep = usb_ep_get(dev, pid, OHCI_BM(ed->flags, ED_EN));
if (ohci->async_td) {
/* ??? The hardware should allow one active packet per
endpoint. We only allow one active packet per controller.
This should be sufficient as long as devices respond in a
timely manner.
*/
trace_usb_ohci_td_too_many_pending(ep->nr);
return 1;
}
usb_packet_setup(&ohci->usb_packet, pid, ep, 0, addr, !flag_r, usb_packet_setup(&ohci->usb_packet, pid, ep, 0, addr, !flag_r,
OHCI_BM(td.flags, TD_DI) == 0); OHCI_BM(td.flags, TD_DI) == 0);
usb_packet_addbuf(&ohci->usb_packet, ohci->usb_buf, pktlen); usb_packet_addbuf(&ohci->usb_packet, ohci->usb_buf, pktlen);

2
hw/usb/trace-events
View file

@ -51,7 +51,7 @@ usb_ohci_td_skip_async(void) ""
usb_ohci_td_pkt_hdr(uint32_t addr, int64_t pktlen, int64_t len, const char *s, int flag_r, uint32_t cbp, uint32_t be) " TD @ 0x%.8x %" PRId64 " of %" PRId64 " bytes %s r=%d cbp=0x%.8x be=0x%.8x" usb_ohci_td_pkt_hdr(uint32_t addr, int64_t pktlen, int64_t len, const char *s, int flag_r, uint32_t cbp, uint32_t be) " TD @ 0x%.8x %" PRId64 " of %" PRId64 " bytes %s r=%d cbp=0x%.8x be=0x%.8x"
usb_ohci_td_pkt_short(const char *dir, const char *buf) "%s data: %s" usb_ohci_td_pkt_short(const char *dir, const char *buf) "%s data: %s"
usb_ohci_td_pkt_full(const char *dir, const char *buf) "%s data: %s" usb_ohci_td_pkt_full(const char *dir, const char *buf) "%s data: %s"
usb_ohci_td_too_many_pending(void) "" usb_ohci_td_too_many_pending(int ep) "ep=%d"
usb_ohci_td_packet_status(int status) "status=%d" usb_ohci_td_packet_status(int status) "status=%d"
usb_ohci_ed_read_error(uint32_t addr) "ED read error at 0x%x" usb_ohci_ed_read_error(uint32_t addr) "ED read error at 0x%x"
usb_ohci_ed_pkt(uint32_t cur, int h, int c, uint32_t head, uint32_t tail, uint32_t next) "ED @ 0x%.8x h=%u c=%u\n head=0x%.8x tailp=0x%.8x next=0x%.8x" usb_ohci_ed_pkt(uint32_t cur, int h, int c, uint32_t head, uint32_t tail, uint32_t next) "ED @ 0x%.8x h=%u c=%u\n head=0x%.8x tailp=0x%.8x next=0x%.8x"