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| author | Sascha Hauer <s.hauer@pengutronix.de> | 2010-12-06 09:36:17 +0100 |
|---|---|---|
| committer | Sascha Hauer <s.hauer@pengutronix.de> | 2010-12-06 09:36:17 +0100 |
| commit | 0e44e059588e1d91f3a1974d2ce3348864d1d799 (patch) | |
| tree | 1161c2508bd9eeab010ebc40ef87860fd85a35fd /drivers/usb/host/ehci-sched.c | |
| parent | 96886c4361f1ae3f6c775d7c9295e2d557101d0f (diff) | |
| parent | e8a7e48bb248a1196484d3f8afa53bded2b24e71 (diff) | |
| download | talos-op-linux-0e44e059588e1d91f3a1974d2ce3348864d1d799.tar.gz talos-op-linux-0e44e059588e1d91f3a1974d2ce3348864d1d799.zip | |
Merge commit 'v2.6.37-rc4' into imx-for-2.6.38
Done to resolve merge conflict:
Conflicts:
arch/arm/mach-mx25/devices-imx25.h
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'drivers/usb/host/ehci-sched.c')
| -rw-r--r-- | drivers/usb/host/ehci-sched.c | 21 |
1 files changed, 18 insertions, 3 deletions
diff --git a/drivers/usb/host/ehci-sched.c b/drivers/usb/host/ehci-sched.c index a92526d6e5ae..d9f78eb26572 100644 --- a/drivers/usb/host/ehci-sched.c +++ b/drivers/usb/host/ehci-sched.c @@ -98,7 +98,14 @@ static void periodic_unlink (struct ehci_hcd *ehci, unsigned frame, void *ptr) */ *prev_p = *periodic_next_shadow(ehci, &here, Q_NEXT_TYPE(ehci, *hw_p)); - *hw_p = *shadow_next_periodic(ehci, &here, Q_NEXT_TYPE(ehci, *hw_p)); + + if (!ehci->use_dummy_qh || + *shadow_next_periodic(ehci, &here, Q_NEXT_TYPE(ehci, *hw_p)) + != EHCI_LIST_END(ehci)) + *hw_p = *shadow_next_periodic(ehci, &here, + Q_NEXT_TYPE(ehci, *hw_p)); + else + *hw_p = ehci->dummy->qh_dma; } /* how many of the uframe's 125 usecs are allocated? */ @@ -2335,7 +2342,11 @@ restart: * pointer for much longer, if at all. */ *q_p = q.itd->itd_next; - *hw_p = q.itd->hw_next; + if (!ehci->use_dummy_qh || + q.itd->hw_next != EHCI_LIST_END(ehci)) + *hw_p = q.itd->hw_next; + else + *hw_p = ehci->dummy->qh_dma; type = Q_NEXT_TYPE(ehci, q.itd->hw_next); wmb(); modified = itd_complete (ehci, q.itd); @@ -2368,7 +2379,11 @@ restart: * URB completion. */ *q_p = q.sitd->sitd_next; - *hw_p = q.sitd->hw_next; + if (!ehci->use_dummy_qh || + q.sitd->hw_next != EHCI_LIST_END(ehci)) + *hw_p = q.sitd->hw_next; + else + *hw_p = ehci->dummy->qh_dma; type = Q_NEXT_TYPE(ehci, q.sitd->hw_next); wmb(); modified = sitd_complete (ehci, q.sitd); |
