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| author | Andiry Xu <andiry.xu@amd.com> | 2011-05-05 18:14:00 +0800 |
|---|---|---|
| committer | Sarah Sharp <sarah.a.sharp@linux.intel.com> | 2011-05-09 09:34:47 -0700 |
| commit | 7b1fc2ea8a5fbf9487d83865456cff77d0249ea9 (patch) | |
| tree | 41e3371e3325535480e961e37e17322ea39efb6c /drivers/usb/host/xhci-mem.c | |
| parent | 51eb01a746089f2c3d9b87f870353772d2fb4c37 (diff) | |
| download | kernel_samsung_smdk4412-7b1fc2ea8a5fbf9487d83865456cff77d0249ea9.zip kernel_samsung_smdk4412-7b1fc2ea8a5fbf9487d83865456cff77d0249ea9.tar.gz kernel_samsung_smdk4412-7b1fc2ea8a5fbf9487d83865456cff77d0249ea9.tar.bz2 | |
xHCI 1.0: Isoch endpoint CErr field set
xHCI 1.0 specification specifies that CErr does not apply to Isoch endpoints
and shall be set to '0' for Isoch endpoints.
Signed-off-by: Andiry Xu <andiry.xu@amd.com>
Signed-off-by: Sarah Sharp <sarah.a.sharp@linux.intel.com>
Diffstat (limited to 'drivers/usb/host/xhci-mem.c')
| -rw-r--r-- | drivers/usb/host/xhci-mem.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/usb/host/xhci-mem.c b/drivers/usb/host/xhci-mem.c index 543833b..0414574 100644 --- a/drivers/usb/host/xhci-mem.c +++ b/drivers/usb/host/xhci-mem.c @@ -1190,12 +1190,12 @@ int xhci_endpoint_init(struct xhci_hcd *xhci, /* FIXME dig Mult and streams info out of ep companion desc */ /* Allow 3 retries for everything but isoc; - * error count = 0 means infinite retries. + * CErr shall be set to 0 for Isoch endpoints. */ if (!usb_endpoint_xfer_isoc(&ep->desc)) ep_ctx->ep_info2 = cpu_to_le32(ERROR_COUNT(3)); else - ep_ctx->ep_info2 = cpu_to_le32(ERROR_COUNT(1)); + ep_ctx->ep_info2 = cpu_to_le32(ERROR_COUNT(0)); ep_ctx->ep_info2 |= cpu_to_le32(xhci_get_endpoint_type(udev, ep)); |