drivers/usb/typec/ucsi/debug.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef __UCSI_DEBUG_H
   3 #define __UCSI_DEBUG_H
   4
   5 #include "ucsi.h"
   6
   7 static const char * const ucsi_cmd_strs[] = {
   8         [0]                             = "Unknown command",
   9         [UCSI_PPM_RESET]                = "PPM_RESET",
  10         [UCSI_CANCEL]                   = "CANCEL",
  11         [UCSI_CONNECTOR_RESET]          = "CONNECTOR_RESET",
  12         [UCSI_ACK_CC_CI]                = "ACK_CC_CI",
  13         [UCSI_SET_NOTIFICATION_ENABLE]  = "SET_NOTIFICATION_ENABLE",
  14         [UCSI_GET_CAPABILITY]           = "GET_CAPABILITY",
  15         [UCSI_GET_CONNECTOR_CAPABILITY] = "GET_CONNECTOR_CAPABILITY",
  16         [UCSI_SET_UOM]                  = "SET_UOM",
  17         [UCSI_SET_UOR]                  = "SET_UOR",
  18         [UCSI_SET_PDM]                  = "SET_PDM",
  19         [UCSI_SET_PDR]                  = "SET_PDR",
  20         [UCSI_GET_ALTERNATE_MODES]      = "GET_ALTERNATE_MODES",
  21         [UCSI_GET_CAM_SUPPORTED]        = "GET_CAM_SUPPORTED",
  22         [UCSI_GET_CURRENT_CAM]          = "GET_CURRENT_CAM",
  23         [UCSI_SET_NEW_CAM]              = "SET_NEW_CAM",
  24         [UCSI_GET_PDOS]                 = "GET_PDOS",
  25         [UCSI_GET_CABLE_PROPERTY]       = "GET_CABLE_PROPERTY",
  26         [UCSI_GET_CONNECTOR_STATUS]     = "GET_CONNECTOR_STATUS",
  27         [UCSI_GET_ERROR_STATUS]         = "GET_ERROR_STATUS",
  28 };
  29
  30 static inline const char *ucsi_cmd_str(u64 raw_cmd)
  31 {
  32         u8 cmd = raw_cmd & GENMASK(7, 0);
  33
  34         return ucsi_cmd_strs[(cmd >= ARRAY_SIZE(ucsi_cmd_strs)) ? 0 : cmd];
  35 }
  36
  37 static const char * const ucsi_ack_strs[] = {
  38         [0]                             = "",
  39         [UCSI_ACK_EVENT]                = "event",
  40         [UCSI_ACK_CMD]                  = "command",
  41 };
  42
  43 static inline const char *ucsi_ack_str(u8 ack)
  44 {
  45         return ucsi_ack_strs[(ack >= ARRAY_SIZE(ucsi_ack_strs)) ? 0 : ack];
  46 }
  47
  48 static inline const char *ucsi_cci_str(u32 cci)
  49 {
  50         if (cci & GENMASK(7, 0)) {
  51                 if (cci & BIT(29))
  52                         return "Event pending (ACK completed)";
  53                 if (cci & BIT(31))
  54                         return "Event pending (command completed)";
  55                 return "Connector Change";
  56         }
  57         if (cci & BIT(29))
  58                 return "ACK completed";
  59         if (cci & BIT(31))
  60                 return "Command completed";
  61
  62         return "";
  63 }
  64
  65 #endif /* __UCSI_DEBUG_H */