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- Fix a bug where the TLBPC value was forced to being odd for IN

Browse source 
direction isochronous transfers.
- Remove setting of fields which does not belong to the respective
TRBs. These fields are currently set as zero and this is more a
cosmetic change.

MFC after:	3 days
Submitted by:	Horse Ma <HMa@wyse.com>
This commit is contained in:
Hans Petter Selasky 2014-05-22 11:58:15 +00:00
parent c23c960364
commit c73bbf989d
1 changed files with 5 additions and 11 deletions
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16
sys/dev/usb/controller/xhci.c
View file

@ -1849,31 +1849,25 @@ restart:
XHCI_TRB_3_ISO_SIA_BIT;
}
if (temp->direction == UE_DIR_IN)
dword |= XHCI_TRB_3_DIR_IN | XHCI_TRB_3_ISP_BIT;
dword |= XHCI_TRB_3_ISP_BIT;
break;
case XHCI_TRB_TYPE_DATA_STAGE:
dword = XHCI_TRB_3_CHAIN_BIT | XHCI_TRB_3_CYCLE_BIT |
XHCI_TRB_3_TYPE_SET(XHCI_TRB_TYPE_DATA_STAGE) |
XHCI_TRB_3_TBC_SET(temp->tbc) |
XHCI_TRB_3_TLBPC_SET(temp->tlbpc);
XHCI_TRB_3_TYPE_SET(XHCI_TRB_TYPE_DATA_STAGE);
if (temp->direction == UE_DIR_IN)
dword |= XHCI_TRB_3_DIR_IN | XHCI_TRB_3_ISP_BIT;
break;
case XHCI_TRB_TYPE_STATUS_STAGE:
dword = XHCI_TRB_3_CHAIN_BIT | XHCI_TRB_3_CYCLE_BIT |
XHCI_TRB_3_TYPE_SET(XHCI_TRB_TYPE_STATUS_STAGE) |
XHCI_TRB_3_TBC_SET(temp->tbc) |
XHCI_TRB_3_TLBPC_SET(temp->tlbpc);
XHCI_TRB_3_TYPE_SET(XHCI_TRB_TYPE_STATUS_STAGE);
if (temp->direction == UE_DIR_IN)
dword |= XHCI_TRB_3_DIR_IN;
break;
default: /* XHCI_TRB_TYPE_NORMAL */
dword = XHCI_TRB_3_CHAIN_BIT | XHCI_TRB_3_CYCLE_BIT |
XHCI_TRB_3_TYPE_SET(XHCI_TRB_TYPE_NORMAL) |
XHCI_TRB_3_TBC_SET(temp->tbc) |
XHCI_TRB_3_TLBPC_SET(temp->tlbpc);
XHCI_TRB_3_TYPE_SET(XHCI_TRB_TYPE_NORMAL);
if (temp->direction == UE_DIR_IN)
dword |= XHCI_TRB_3_DIR_IN | XHCI_TRB_3_ISP_BIT;
dword |= XHCI_TRB_3_ISP_BIT;
break;
}
td->td_trb[x].dwTrb3 = htole32(dword);