diff options
author | Thinh Nguyen <thinh.nguyen@synopsys.com> | 2018-11-08 04:55:19 +0300 |
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committer | Felipe Balbi <felipe.balbi@linux.intel.com> | 2018-11-26 10:06:31 +0300 |
commit | 0d36dede457873404becd7c9cb9d0f2bcfd0dcd9 (patch) | |
tree | 11927fd5bebc63fca6c755492c1915830cd30f0e /drivers/usb/dwc3/debug.h | |
parent | 62ba09d6bb6330d8a70e40e23891d8764663d469 (diff) | |
download | linux-0d36dede457873404becd7c9cb9d0f2bcfd0dcd9.tar.xz |
usb: dwc3: debugfs: Properly print/set link state for HS
Highspeed device and below has different state names than superspeed and
higher. Add proper checks and printouts of link states for highspeed and
below.
Signed-off-by: Thinh Nguyen <thinhn@synopsys.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
Diffstat (limited to 'drivers/usb/dwc3/debug.h')
-rw-r--r-- | drivers/usb/dwc3/debug.h | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/drivers/usb/dwc3/debug.h b/drivers/usb/dwc3/debug.h index c66d216dcc30..4f75ab3505b7 100644 --- a/drivers/usb/dwc3/debug.h +++ b/drivers/usb/dwc3/debug.h @@ -117,6 +117,35 @@ dwc3_gadget_link_string(enum dwc3_link_state link_state) } /** + * dwc3_gadget_hs_link_string - returns highspeed and below link name + * @link_state: link state code + */ +static inline const char * +dwc3_gadget_hs_link_string(enum dwc3_link_state link_state) +{ + switch (link_state) { + case DWC3_LINK_STATE_U0: + return "On"; + case DWC3_LINK_STATE_U2: + return "Sleep"; + case DWC3_LINK_STATE_U3: + return "Suspend"; + case DWC3_LINK_STATE_SS_DIS: + return "Disconnected"; + case DWC3_LINK_STATE_RX_DET: + return "Early Suspend"; + case DWC3_LINK_STATE_RECOV: + return "Recovery"; + case DWC3_LINK_STATE_RESET: + return "Reset"; + case DWC3_LINK_STATE_RESUME: + return "Resume"; + default: + return "UNKNOWN link state\n"; + } +} + +/** * dwc3_trb_type_string - returns TRB type as a string * @type: the type of the TRB */ |