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usb-ohci: Convert td-phys every time to td-virt 

next_td is phys pointer as well, convert that to virt

Signed-off-by: Nikunj A Dadhania <nikunj@linux.vnet.ibm.com>
This commit is contained in:
Nikunj A Dadhania 2013-08-23 16:25:49 +05:30
parent 9545b3dc96
commit a523d1b0cd
1 changed files with 4 additions and 1 deletions
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5
lib/libusb/usb-ohci.c
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@ -458,7 +458,10 @@ static int ohci_process_done_head(struct ohci_hcd *ohcd,
ret = false; ret = false;
} }
prev_td = td; prev_td = td;
td = (struct ohci_td *)(uint64_t) le32_to_cpu(td->next_td); td_phys = (struct ohci_td *)(uint64_t) le32_to_cpu(td->next_td);
td = (struct ohci_td *)(uint64_t) ohci_get_td_virt(td_phys,
td_start_phys,
PTR_U32(td_start), total_count);
mb(); mb();
prev_td->attr |= cpu_to_le32(TDA_DONE); prev_td->attr |= cpu_to_le32(TDA_DONE);
prev_td->next_td = 0; prev_td->next_td = 0;