Refactor common code to set up the add and drop flags for the input device
context setup. This setup is used before a configure endpoint command for
the reset endpoint quirk, and will be used for the command to alloc or
free streams rings.
Signed-off-by: Sarah Sharp <sarah.a.sharp@xxxxxxxxxxxxxxx>
---
drivers/usb/host/xhci-hcd.c | 27 ++++++++++++++++++---------
1 files changed, 18 insertions(+), 9 deletions(-)
diff --git a/drivers/usb/host/xhci-hcd.c b/drivers/usb/host/xhci-hcd.c
index 63e13eb..06815ae 100644
--- a/drivers/usb/host/xhci-hcd.c
+++ b/drivers/usb/host/xhci-hcd.c
@@ -1242,12 +1242,27 @@ void xhci_reset_bandwidth(struct usb_hcd *hcd, struct usb_device *udev)
xhci_zero_in_ctx(xhci, virt_dev);
}
+static void xhci_setup_input_ctx_for_config_ep(struct xhci_hcd *xhci,
+ unsigned int slot_id, u32 add_flags, u32 drop_flags)
+{
+ struct xhci_input_control_ctx *ctrl_ctx;
+ ctrl_ctx = xhci_get_input_control_ctx(xhci,
+ xhci->devs[slot_id]->in_ctx);
+ ctrl_ctx->add_flags = add_flags;
+ ctrl_ctx->drop_flags = drop_flags;
+ xhci_slot_copy(xhci, xhci->devs[slot_id]);
+ ctrl_ctx->add_flags |= SLOT_FLAG;
+
+ xhci_dbg(xhci, "Slot ID %d Input Context:\n", slot_id);
+ xhci_dbg_ctx(xhci, xhci->devs[slot_id]->in_ctx,
+ xhci_last_valid_endpoint(add_flags));
+}
+
void xhci_setup_input_ctx_for_quirk(struct xhci_hcd *xhci,
unsigned int slot_id, unsigned int ep_index,
struct xhci_dequeue_state *deq_state)
{
struct xhci_container_ctx *in_ctx;
- struct xhci_input_control_ctx *ctrl_ctx;
struct xhci_ep_ctx *ep_ctx;
u32 added_ctxs;
dma_addr_t addr;
@@ -1267,15 +1282,9 @@ void xhci_setup_input_ctx_for_quirk(struct xhci_hcd *xhci,
}
ep_ctx->deq = addr | deq_state->new_cycle_state;
- xhci_slot_copy(xhci, xhci->devs[slot_id]);
-
- ctrl_ctx = xhci_get_input_control_ctx(xhci, in_ctx);
added_ctxs = xhci_get_endpoint_flag_from_index(ep_index);
- ctrl_ctx->add_flags = added_ctxs | SLOT_FLAG;
- ctrl_ctx->drop_flags = added_ctxs;
-
- xhci_dbg(xhci, "Slot ID %d Input Context:\n", slot_id);
- xhci_dbg_ctx(xhci, in_ctx, ep_index);
+ xhci_setup_input_ctx_for_config_ep(xhci, slot_id,
+ added_ctxs, added_ctxs);
}
void xhci_cleanup_stalled_ring(struct xhci_hcd *xhci,
--
1.6.0.4
--
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