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path: root/drivers/usb/host/xhci.h
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Diffstat (limited to 'drivers/usb/host/xhci.h')
-rw-r--r--drivers/usb/host/xhci.h29
1 files changed, 14 insertions, 15 deletions
diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h
index 6f4bf98a62..78d014c4d8 100644
--- a/drivers/usb/host/xhci.h
+++ b/drivers/usb/host/xhci.h
@@ -1276,6 +1276,7 @@ enum xhci_cancelled_td_status {
TD_DIRTY = 0,
TD_HALTED,
TD_CLEARING_CACHE,
+ TD_CLEARING_CACHE_DEFERRED,
TD_CLEARED,
};
@@ -1376,8 +1377,6 @@ struct xhci_erst {
unsigned int num_entries;
/* xhci->event_ring keeps track of segment dma addresses */
dma_addr_t erst_dma_addr;
- /* Num entries the ERST can contain */
- unsigned int erst_size;
};
struct xhci_scratchpad {
@@ -1392,8 +1391,8 @@ struct urb_priv {
struct xhci_td td[] __counted_by(num_tds);
};
-/* Reasonable limit for number of Event Ring segments (spec allows 32k) */
-#define ERST_MAX_SEGS 2
+/* Number of Event Ring segments to allocate, when amount is not specified. (spec allows 32k) */
+#define ERST_DEFAULT_SEGS 2
/* Poll every 60 seconds */
#define POLL_TIMEOUT 60
/* Stop endpoint command timeout (secs) for URB cancellation watchdog timer */
@@ -1451,6 +1450,7 @@ struct xhci_port_cap {
u8 psi_uid_count;
u8 maj_rev;
u8 min_rev;
+ u32 protocol_caps;
};
struct xhci_port {
@@ -1589,7 +1589,7 @@ struct xhci_hcd {
#define XHCI_RESET_ON_RESUME BIT_ULL(7)
#define XHCI_SW_BW_CHECKING BIT_ULL(8)
#define XHCI_AMD_0x96_HOST BIT_ULL(9)
-#define XHCI_TRUST_TX_LENGTH BIT_ULL(10)
+#define XHCI_TRUST_TX_LENGTH BIT_ULL(10) /* Deprecated */
#define XHCI_LPM_SUPPORT BIT_ULL(11)
#define XHCI_INTEL_HOST BIT_ULL(12)
#define XHCI_SPURIOUS_REBOOT BIT_ULL(13)
@@ -1640,9 +1640,6 @@ struct xhci_hcd {
unsigned broken_suspend:1;
/* Indicates that omitting hcd is supported if root hub has no ports */
unsigned allow_single_roothub:1;
- /* cached usb2 extened protocol capabilites */
- u32 *ext_caps;
- unsigned int num_ext_caps;
/* cached extended protocol port capabilities */
struct xhci_port_cap *port_caps;
unsigned int num_port_caps;
@@ -1729,8 +1726,6 @@ static inline bool xhci_has_one_roothub(struct xhci_hcd *xhci)
dev_err(xhci_to_hcd(xhci)->self.controller , fmt , ## args)
#define xhci_warn(xhci, fmt, args...) \
dev_warn(xhci_to_hcd(xhci)->self.controller , fmt , ## args)
-#define xhci_warn_ratelimited(xhci, fmt, args...) \
- dev_warn_ratelimited(xhci_to_hcd(xhci)->self.controller , fmt , ## args)
#define xhci_info(xhci, fmt, args...) \
dev_info(xhci_to_hcd(xhci)->self.controller , fmt , ## args)
@@ -1833,7 +1828,7 @@ struct xhci_container_ctx *xhci_alloc_container_ctx(struct xhci_hcd *xhci,
void xhci_free_container_ctx(struct xhci_hcd *xhci,
struct xhci_container_ctx *ctx);
struct xhci_interrupter *
-xhci_create_secondary_interrupter(struct usb_hcd *hcd, int num_seg);
+xhci_create_secondary_interrupter(struct usb_hcd *hcd, unsigned int segs);
void xhci_remove_secondary_interrupter(struct usb_hcd
*hcd, struct xhci_interrupter *ir);
@@ -1876,9 +1871,8 @@ int xhci_alloc_tt_info(struct xhci_hcd *xhci,
/* xHCI ring, segment, TRB, and TD functions */
dma_addr_t xhci_trb_virt_to_dma(struct xhci_segment *seg, union xhci_trb *trb);
-struct xhci_segment *trb_in_td(struct xhci_hcd *xhci,
- struct xhci_segment *start_seg, union xhci_trb *start_trb,
- union xhci_trb *end_trb, dma_addr_t suspect_dma, bool debug);
+struct xhci_segment *trb_in_td(struct xhci_hcd *xhci, struct xhci_td *td,
+ dma_addr_t suspect_dma, bool debug);
int xhci_is_vendor_info_code(struct xhci_hcd *xhci, unsigned int trb_comp_code);
void xhci_ring_cmd_db(struct xhci_hcd *xhci);
int xhci_queue_slot_control(struct xhci_hcd *xhci, struct xhci_command *cmd,
@@ -2340,7 +2334,12 @@ static inline const char *xhci_decode_portsc(char *str, u32 portsc)
{
int ret;
- ret = sprintf(str, "%s %s %s Link:%s PortSpeed:%d ",
+ ret = sprintf(str, "0x%08x ", portsc);
+
+ if (portsc == ~(u32)0)
+ return str;
+
+ ret += sprintf(str + ret, "%s %s %s Link:%s PortSpeed:%d ",
portsc & PORT_POWER ? "Powered" : "Powered-off",
portsc & PORT_CONNECT ? "Connected" : "Not-connected",
portsc & PORT_PE ? "Enabled" : "Disabled",