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UPSTREAM: xhci: add definitions for all port link states

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Add definitions for all port link states defined in xhci
specification for PORTSC register.

Will be needed for human readable port status tracing

Change-Id: I1de382f7e45c0a6a5481b92eabb2cf3b3fc68419
Signed-off-by: Mathias Nyman <mathias.nyman@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: William Wu <william.wu@rock-chips.com>
(cherry picked from commit 7344ee328c)
This commit is contained in:
Mathias Nyman
2017-08-16 14:23:21 +03:00
committed by Tao Huang
parent f5137e89e0
commit 70bbbbfe94
1 changed files with 8 additions and 1 deletions
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9
drivers/usb/host/xhci.h
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@@ -309,12 +309,19 @@ struct xhci_op_regs {
*/
#define PORT_PLS_MASK (0xf << 5)
#define XDEV_U0 (0x0 << 5)
#define XDEV_U1 (0x1 << 5)
#define XDEV_U2 (0x2 << 5)
#define XDEV_U3 (0x3 << 5)
#define XDEV_DISABLED (0x4 << 5)
#define XDEV_RXDETECT (0x5 << 5)
#define XDEV_INACTIVE (0x6 << 5)
#define XDEV_POLLING (0x7 << 5)
#define XDEV_COMP_MODE (0xa << 5)
#define XDEV_RECOVERY (0x8 << 5)
#define XDEV_HOT_RESET (0x9 << 5)
#define XDEV_COMP_MODE (0xa << 5)
#define XDEV_TEST_MODE (0xb << 5)
#define XDEV_RESUME (0xf << 5)
/* true: port has power (see HCC_PPC) */
#define PORT_POWER (1 << 9)
/* bits 10:13 indicate device speed: