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| author | Maarten Lankhorst <m.b.lankhorst@gmail.com> | 2011-06-01 23:27:49 +0200 |
|---|---|---|
| committer | Sarah Sharp <sarah.a.sharp@linux.intel.com> | 2011-06-02 16:38:24 -0700 |
| commit | e2b0217715c6d10379d94bdfe5560af96eecbb7c (patch) | |
| tree | 58876a9dae4a1b1c506c793488f58366d17d7e9b /drivers/usb/host | |
| parent | 4819fef5e7cb9a39e1fd59ecd85861b3ffebdcaa (diff) | |
| download | linux-e2b0217715c6d10379d94bdfe5560af96eecbb7c.tar.gz linux-e2b0217715c6d10379d94bdfe5560af96eecbb7c.tar.bz2 linux-e2b0217715c6d10379d94bdfe5560af96eecbb7c.zip | |
xhci: Add defines for hardcoded slot states
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@gmail.com>
Signed-off-by: Sarah Sharp <sarah.a.sharp@linux.intel.com>
Cc: stable@kernel.org
Diffstat (limited to 'drivers/usb/host')
| -rw-r--r-- | drivers/usb/host/xhci-dbg.c | 8 | ||||
| -rw-r--r-- | 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 2e0486178dbe..1f50b4468e87 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 ac0196e7fcf1..bbc1d9afb49c 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 |