Merging upstream version 6.7.7.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 8 insertions, 40 deletions

diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h
index 5df3704825..6f53a950d9 100644
--- a/drivers/usb/host/xhci.h
+++ b/drivers/usb/host/xhci.h
@@ -525,7 +525,7 @@ struct xhci_intr_reg {
  * a work queue (or delayed service routine)?
  */
 #define ERST_EHB		(1 << 3)
-#define ERST_PTR_MASK		(0xf)
+#define ERST_PTR_MASK		(GENMASK_ULL(63, 4))
 
 /**
  * struct xhci_run_regs
@@ -558,33 +558,6 @@ struct xhci_doorbell_array {
 #define DB_VALUE(ep, stream)	((((ep) + 1) & 0xff) | ((stream) << 16))
 #define DB_VALUE_HOST		0x00000000
 
-/**
- * struct xhci_protocol_caps
- * @revision:		major revision, minor revision, capability ID,
- *			and next capability pointer.
- * @name_string:	Four ASCII characters to say which spec this xHC
- *			follows, typically "USB ".
- * @port_info:		Port offset, count, and protocol-defined information.
- */
-struct xhci_protocol_caps {
-	u32	revision;
-	u32	name_string;
-	u32	port_info;
-};
-
-#define	XHCI_EXT_PORT_MAJOR(x)	(((x) >> 24) & 0xff)
-#define	XHCI_EXT_PORT_MINOR(x)	(((x) >> 16) & 0xff)
-#define	XHCI_EXT_PORT_PSIC(x)	(((x) >> 28) & 0x0f)
-#define	XHCI_EXT_PORT_OFF(x)	((x) & 0xff)
-#define	XHCI_EXT_PORT_COUNT(x)	(((x) >> 8) & 0xff)
-
-#define	XHCI_EXT_PORT_PSIV(x)	(((x) >> 0) & 0x0f)
-#define	XHCI_EXT_PORT_PSIE(x)	(((x) >> 4) & 0x03)
-#define	XHCI_EXT_PORT_PLT(x)	(((x) >> 6) & 0x03)
-#define	XHCI_EXT_PORT_PFD(x)	(((x) >> 8) & 0x01)
-#define	XHCI_EXT_PORT_LP(x)	(((x) >> 14) & 0x03)
-#define	XHCI_EXT_PORT_PSIM(x)	(((x) >> 16) & 0xffff)
-
 #define PLT_MASK        (0x03 << 6)
 #define PLT_SYM         (0x00 << 6)
 #define PLT_ASYM_RX     (0x02 << 6)
@@ -1545,6 +1518,7 @@ struct xhci_segment {
 	union xhci_trb		*trbs;
 	/* private to HCD */
 	struct xhci_segment	*next;
+	unsigned int		num;
 	dma_addr_t		dma;
 	/* Max packet sized bounce buffer for td-fragmant alignment */
 	dma_addr_t		bounce_dma;
@@ -1573,6 +1547,7 @@ struct xhci_td {
 	struct xhci_segment	*bounce_seg;
 	/* actual_length of the URB has already been set */
 	bool			urb_length_set;
+	bool			error_mid_td;
 	unsigned int		num_trbs;
 };
 
@@ -1666,15 +1641,11 @@ struct xhci_scratchpad {
 struct urb_priv {
 	int	num_tds;
 	int	num_tds_done;
-	struct	xhci_td	td[];
+	struct	xhci_td	td[] __counted_by(num_tds);
 };
 
-/*
- * Each segment table entry is 4*32bits long.  1K seems like an ok size:
- * (1K bytes * 8bytes/bit) / (4*32 bits) = 64 segment entries in the table,
- * meaning 64 ring segments.
- * Initial allocated size of the ERST, in number of entries */
-#define	ERST_NUM_SEGS	1
+/* Reasonable limit for number of Event Ring segments (spec allows 32k) */
+#define	ERST_MAX_SEGS	2
 /* Poll every 60 seconds */
 #define	POLL_TIMEOUT	60
 /* Stop endpoint command timeout (secs) for URB cancellation watchdog timer */
@@ -2078,13 +2049,8 @@ struct xhci_ring *xhci_ring_alloc(struct xhci_hcd *xhci,
 void xhci_ring_free(struct xhci_hcd *xhci, struct xhci_ring *ring);
 int xhci_ring_expansion(struct xhci_hcd *xhci, struct xhci_ring *ring,
 		unsigned int num_trbs, gfp_t flags);
-int xhci_alloc_erst(struct xhci_hcd *xhci,
-		struct xhci_ring *evt_ring,
-		struct xhci_erst *erst,
-		gfp_t flags);
 void xhci_initialize_ring_info(struct xhci_ring *ring,
 			unsigned int cycle_state);
-void xhci_free_erst(struct xhci_hcd *xhci, struct xhci_erst *erst);
 void xhci_free_endpoint_ring(struct xhci_hcd *xhci,
 		struct xhci_virt_device *virt_dev,
 		unsigned int ep_index);
@@ -2119,6 +2085,8 @@ void xhci_free_container_ctx(struct xhci_hcd *xhci,
 /* xHCI host controller glue */
 typedef void (*xhci_get_quirks_t)(struct device *, struct xhci_hcd *);
 int xhci_handshake(void __iomem *ptr, u32 mask, u32 done, u64 timeout_us);
+int xhci_handshake_check_state(struct xhci_hcd *xhci, void __iomem *ptr,
+		u32 mask, u32 done, int usec, unsigned int exit_state);
 void xhci_quiesce(struct xhci_hcd *xhci);
 int xhci_halt(struct xhci_hcd *xhci);
 int xhci_start(struct xhci_hcd *xhci);