diff options
| author | Peter Maydell <peter.maydell@linaro.org> | 2018-10-01 12:33:18 +0100 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2018-10-01 12:33:18 +0100 |
| commit | 24c3833717d2528b98833bb5ebf4397a5512043f (patch) | |
| tree | c0061b7a88fc8b059544ec122119b1ad808d0aad /hw/usb/hcd-ohci.c | |
| parent | cc28dce2eccdcfc2660b8bf680eaa340ef2067d5 (diff) | |
| parent | a60f39a4681b369bdcc78a9d1a1067d4a6bb8736 (diff) | |
| download | focaccia-qemu-24c3833717d2528b98833bb5ebf4397a5512043f.tar.gz focaccia-qemu-24c3833717d2528b98833bb5ebf4397a5512043f.zip | |
Merge remote-tracking branch 'remotes/kraxel/tags/usb-20181001-pull-request' into staging
usb: fixes for mtp, hub and ohci. # gpg: Signature made Mon 01 Oct 2018 10:28:36 BST # gpg: using RSA key 4CB6D8EED3E87138 # gpg: Good signature from "Gerd Hoffmann (work) <kraxel@redhat.com>" # gpg: aka "Gerd Hoffmann <gerd@kraxel.org>" # gpg: aka "Gerd Hoffmann (private) <kraxel@gmail.com>" # Primary key fingerprint: A032 8CFF B93A 17A7 9901 FE7D 4CB6 D8EE D3E8 7138 * remotes/kraxel/tags/usb-20181001-pull-request: ohci: set effectively usb frame rate to 1kHz usb-hub: clear suspend on detach usb-mtp: reset ObjectInfo dataset size on cleanup doc: replace x-root with rootdir for usb-mtp usb-mtp: fix error conditions for write operation Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'hw/usb/hcd-ohci.c')
| -rw-r--r-- | hw/usb/hcd-ohci.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/hw/usb/hcd-ohci.c b/hw/usb/hcd-ohci.c index 98da5f0f04..66656a1133 100644 --- a/hw/usb/hcd-ohci.c +++ b/hw/usb/hcd-ohci.c @@ -1253,12 +1253,12 @@ static int ohci_service_ed_list(OHCIState *ohci, uint32_t head, int completion) /* set a timer for EOF */ static void ohci_eof_timer(OHCIState *ohci) { - ohci->sof_time = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL); timer_mod(ohci->eof_timer, ohci->sof_time + usb_frame_time); } /* Set a timer for EOF and generate a SOF event */ static void ohci_sof(OHCIState *ohci) { + ohci->sof_time += usb_frame_time; ohci_eof_timer(ohci); ohci_set_interrupt(ohci, OHCI_INTR_SF); } @@ -1362,6 +1362,7 @@ static int ohci_bus_start(OHCIState *ohci) * can meet some race conditions */ + ohci->sof_time = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL); ohci_eof_timer(ohci); return 1; @@ -1476,6 +1477,9 @@ static uint32_t ohci_get_frame_remaining(OHCIState *ohci) * set already. */ tks = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) - ohci->sof_time; + if (tks < 0) { + tks = 0; + } /* avoid muldiv if possible */ if (tks >= usb_frame_time) |