diff options
| author | Dan Williams <dan.j.williams@intel.com> | 2013-10-16 19:25:44 (GMT) |
|---|---|---|
| committer | Sarah Sharp <sarah.a.sharp@linux.intel.com> | 2013-10-16 22:49:49 (GMT) |
| commit | a2cdc3432c361bb885476d1c625e22b518e0bc07 (patch) | |
| tree | 7e948f717ea62248236d08fce910a9e7c697ab3c | |
| parent | 4e341818ee9ee8d435977131cc7ce9e89c053fa6 (diff) | |
| download | linux-a2cdc3432c361bb885476d1c625e22b518e0bc07.tar.xz | |
usb: xhci: remove the unused ->address field
Only used for debug output, so we don't need to save it.
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Signed-off-by: Sarah Sharp <sarah.a.sharp@linux.intel.com>
| -rw-r--r-- | drivers/usb/host/xhci.c | 10 | ||||
| -rw-r--r-- | drivers/usb/host/xhci.h | 2 |
2 files changed, 2 insertions, 10 deletions
diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c index d3f6abb..b41c24c 100644 --- a/drivers/usb/host/xhci.c +++ b/drivers/usb/host/xhci.c @@ -3704,9 +3704,6 @@ disable_slot: * the device). * We should be protected by the usb_address0_mutex in khubd's hub_port_init, so * we should only issue and wait on one address command at the same time. - * - * We add one to the device address issued by the hardware because the USB core - * uses address 1 for the root hubs (even though they're not really devices). */ int xhci_address_device(struct usb_hcd *hcd, struct usb_device *udev) { @@ -3851,16 +3848,13 @@ int xhci_address_device(struct usb_hcd *hcd, struct usb_device *udev) slot_ctx = xhci_get_slot_ctx(xhci, virt_dev->out_ctx); trace_xhci_address_ctx(xhci, virt_dev->out_ctx, slot_ctx->dev_info >> 27); - /* Use kernel assigned address for devices; store xHC assigned - * address locally. */ - virt_dev->address = (le32_to_cpu(slot_ctx->dev_state) & DEV_ADDR_MASK) - + 1; /* Zero the input context control for later use */ ctrl_ctx->add_flags = 0; ctrl_ctx->drop_flags = 0; xhci_dbg_trace(xhci, trace_xhci_dbg_address, - "Internal device address = %d", virt_dev->address); + "Internal device address = %d", + le32_to_cpu(slot_ctx->dev_state) & DEV_ADDR_MASK); return 0; } diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h index 4660819..2c701c6 100644 --- a/drivers/usb/host/xhci.h +++ b/drivers/usb/host/xhci.h @@ -935,8 +935,6 @@ struct xhci_virt_device { /* Rings saved to ensure old alt settings can be re-instated */ struct xhci_ring **ring_cache; int num_rings_cached; - /* Store xHC assigned device address */ - int address; #define XHCI_MAX_RINGS_CACHED 31 struct xhci_virt_ep eps[31]; struct completion cmd_completion; |