From: Maarten Lankhorst <m.b.lankhorst@xxxxxxxxx>
This needs to be added to the stable trees back to 2.6.34 to support an
upcoming bug fix.
Signed-off-by: Maarten Lankhorst <m.b.lankhorst@xxxxxxxxx>
Signed-off-by: Sarah Sharp <sarah.a.sharp@xxxxxxxxxxxxxxx>
Cc: stable@xxxxxxxxxx
---
drivers/usb/host/xhci-dbg.c | 8 ++++----
drivers/usb/host/xhci.h | 5 +++++
2 files changed, 9 insertions(+), 4 deletions(-)
diff --git a/drivers/usb/host/xhci-dbg.c b/drivers/usb/host/xhci-dbg.c
index 2e04861..1f50b44 100644
--- a/drivers/usb/host/xhci-dbg.c
+++ b/drivers/usb/host/xhci-dbg.c
@@ -438,13 +438,13 @@ char *xhci_get_slot_state(struct xhci_hcd *xhci,
struct xhci_slot_ctx *slot_ctx = xhci_get_slot_ctx(xhci, ctx);
switch (GET_SLOT_STATE(le32_to_cpu(slot_ctx->dev_state))) {
- case 0:
+ case SLOT_STATE_ENABLED:
return "enabled/disabled";
- case 1:
+ case SLOT_STATE_DEFAULT:
return "default";
- case 2:
+ case SLOT_STATE_ADDRESSED:
return "addressed";
- case 3:
+ case SLOT_STATE_CONFIGURED:
return "configured";
default:
return "reserved";
diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h
index ac0196e..bbc1d9a 100644
--- a/drivers/usb/host/xhci.h
+++ b/drivers/usb/host/xhci.h
@@ -560,6 +560,11 @@ struct xhci_slot_ctx {
#define SLOT_STATE (0x1f << 27)
#define GET_SLOT_STATE(p) (((p) & (0x1f << 27)) >> 27)
+#define SLOT_STATE_DISABLED 0
+#define SLOT_STATE_ENABLED SLOT_STATE_DISABLED
+#define SLOT_STATE_DEFAULT 1
+#define SLOT_STATE_ADDRESSED 2
+#define SLOT_STATE_CONFIGURED 3
/**
* struct xhci_ep_ctx
--
1.7.4.1
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