1 /** 2 * udc.c - Core UDC Framework 3 * 4 * Copyright (C) 2016 Intel Corporation 5 * Author: Felipe Balbi <felipe.balbi@linux.intel.com> 6 * 7 * This program is free software: you can redistribute it and/or modify 8 * it under the terms of the GNU General Public License version 2 of 9 * the License as published by the Free Software Foundation. 10 * 11 * This program is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 * GNU General Public License for more details. 15 * 16 * You should have received a copy of the GNU General Public License 17 * along with this program. If not, see <http://www.gnu.org/licenses/>. 18 */ 19 20 #undef TRACE_SYSTEM 21 #define TRACE_SYSTEM gadget 22 23 #if !defined(__UDC_TRACE_H) || defined(TRACE_HEADER_MULTI_READ) 24 #define __UDC_TRACE_H 25 26 #include <linux/types.h> 27 #include <linux/tracepoint.h> 28 #include <asm/byteorder.h> 29 #include <linux/usb/gadget.h> 30 31 DECLARE_EVENT_CLASS(udc_log_gadget, 32 TP_PROTO(struct usb_gadget *g, int ret), 33 TP_ARGS(g, ret), 34 TP_STRUCT__entry( 35 __field(enum usb_device_speed, speed) 36 __field(enum usb_device_speed, max_speed) 37 __field(enum usb_device_state, state) 38 __field(unsigned, mA) 39 __field(unsigned, sg_supported) 40 __field(unsigned, is_otg) 41 __field(unsigned, is_a_peripheral) 42 __field(unsigned, b_hnp_enable) 43 __field(unsigned, a_hnp_support) 44 __field(unsigned, hnp_polling_support) 45 __field(unsigned, host_request_flag) 46 __field(unsigned, quirk_ep_out_aligned_size) 47 __field(unsigned, quirk_altset_not_supp) 48 __field(unsigned, quirk_stall_not_supp) 49 __field(unsigned, quirk_zlp_not_supp) 50 __field(unsigned, is_selfpowered) 51 __field(unsigned, deactivated) 52 __field(unsigned, connected) 53 __field(int, ret) 54 ), 55 TP_fast_assign( 56 __entry->speed = g->speed; 57 __entry->max_speed = g->max_speed; 58 __entry->state = g->state; 59 __entry->mA = g->mA; 60 __entry->sg_supported = g->sg_supported; 61 __entry->is_otg = g->is_otg; 62 __entry->is_a_peripheral = g->is_a_peripheral; 63 __entry->b_hnp_enable = g->b_hnp_enable; 64 __entry->a_hnp_support = g->a_hnp_support; 65 __entry->hnp_polling_support = g->hnp_polling_support; 66 __entry->host_request_flag = g->host_request_flag; 67 __entry->quirk_ep_out_aligned_size = g->quirk_ep_out_aligned_size; 68 __entry->quirk_altset_not_supp = g->quirk_altset_not_supp; 69 __entry->quirk_stall_not_supp = g->quirk_stall_not_supp; 70 __entry->quirk_zlp_not_supp = g->quirk_zlp_not_supp; 71 __entry->is_selfpowered = g->is_selfpowered; 72 __entry->deactivated = g->deactivated; 73 __entry->connected = g->connected; 74 __entry->ret = ret; 75 ), 76 TP_printk("speed %d/%d state %d %dmA [%s%s%s%s%s%s%s%s%s%s%s%s%s%s] --> %d", 77 __entry->speed, __entry->max_speed, __entry->state, __entry->mA, 78 __entry->sg_supported ? "sg:" : "", 79 __entry->is_otg ? "OTG:" : "", 80 __entry->is_a_peripheral ? "a_peripheral:" : "", 81 __entry->b_hnp_enable ? "b_hnp:" : "", 82 __entry->a_hnp_support ? "a_hnp:" : "", 83 __entry->hnp_polling_support ? "hnp_poll:" : "", 84 __entry->host_request_flag ? "hostreq:" : "", 85 __entry->quirk_ep_out_aligned_size ? "out_aligned:" : "", 86 __entry->quirk_altset_not_supp ? "no_altset:" : "", 87 __entry->quirk_stall_not_supp ? "no_stall:" : "", 88 __entry->quirk_zlp_not_supp ? "no_zlp" : "", 89 __entry->is_selfpowered ? "self-powered:" : "bus-powered:", 90 __entry->deactivated ? "deactivated:" : "activated:", 91 __entry->connected ? "connected" : "disconnected", 92 __entry->ret) 93 ); 94 95 DEFINE_EVENT(udc_log_gadget, usb_gadget_frame_number, 96 TP_PROTO(struct usb_gadget *g, int ret), 97 TP_ARGS(g, ret) 98 ); 99 100 DEFINE_EVENT(udc_log_gadget, usb_gadget_wakeup, 101 TP_PROTO(struct usb_gadget *g, int ret), 102 TP_ARGS(g, ret) 103 ); 104 105 DEFINE_EVENT(udc_log_gadget, usb_gadget_set_selfpowered, 106 TP_PROTO(struct usb_gadget *g, int ret), 107 TP_ARGS(g, ret) 108 ); 109 110 DEFINE_EVENT(udc_log_gadget, usb_gadget_clear_selfpowered, 111 TP_PROTO(struct usb_gadget *g, int ret), 112 TP_ARGS(g, ret) 113 ); 114 115 DEFINE_EVENT(udc_log_gadget, usb_gadget_vbus_connect, 116 TP_PROTO(struct usb_gadget *g, int ret), 117 TP_ARGS(g, ret) 118 ); 119 120 DEFINE_EVENT(udc_log_gadget, usb_gadget_vbus_draw, 121 TP_PROTO(struct usb_gadget *g, int ret), 122 TP_ARGS(g, ret) 123 ); 124 125 DEFINE_EVENT(udc_log_gadget, usb_gadget_vbus_disconnect, 126 TP_PROTO(struct usb_gadget *g, int ret), 127 TP_ARGS(g, ret) 128 ); 129 130 DEFINE_EVENT(udc_log_gadget, usb_gadget_connect, 131 TP_PROTO(struct usb_gadget *g, int ret), 132 TP_ARGS(g, ret) 133 ); 134 135 DEFINE_EVENT(udc_log_gadget, usb_gadget_disconnect, 136 TP_PROTO(struct usb_gadget *g, int ret), 137 TP_ARGS(g, ret) 138 ); 139 140 DEFINE_EVENT(udc_log_gadget, usb_gadget_deactivate, 141 TP_PROTO(struct usb_gadget *g, int ret), 142 TP_ARGS(g, ret) 143 ); 144 145 DEFINE_EVENT(udc_log_gadget, usb_gadget_activate, 146 TP_PROTO(struct usb_gadget *g, int ret), 147 TP_ARGS(g, ret) 148 ); 149 150 DECLARE_EVENT_CLASS(udc_log_ep, 151 TP_PROTO(struct usb_ep *ep, int ret), 152 TP_ARGS(ep, ret), 153 TP_STRUCT__entry( 154 __dynamic_array(char, name, UDC_TRACE_STR_MAX) 155 __field(unsigned, maxpacket) 156 __field(unsigned, maxpacket_limit) 157 __field(unsigned, max_streams) 158 __field(unsigned, mult) 159 __field(unsigned, maxburst) 160 __field(u8, address) 161 __field(bool, claimed) 162 __field(bool, enabled) 163 __field(int, ret) 164 ), 165 TP_fast_assign( 166 snprintf(__get_str(name), UDC_TRACE_STR_MAX, "%s", ep->name); 167 __entry->maxpacket = ep->maxpacket; 168 __entry->maxpacket_limit = ep->maxpacket_limit; 169 __entry->max_streams = ep->max_streams; 170 __entry->mult = ep->mult; 171 __entry->maxburst = ep->maxburst; 172 __entry->address = ep->address, 173 __entry->claimed = ep->claimed; 174 __entry->enabled = ep->enabled; 175 __entry->ret = ret; 176 ), 177 TP_printk("%s: mps %d/%d streams %d mult %d burst %d addr %02x %s%s --> %d", 178 __get_str(name), __entry->maxpacket, __entry->maxpacket_limit, 179 __entry->max_streams, __entry->mult, __entry->maxburst, 180 __entry->address, __entry->claimed ? "claimed:" : "released:", 181 __entry->enabled ? "enabled" : "disabled", ret) 182 ); 183 184 DEFINE_EVENT(udc_log_ep, usb_ep_set_maxpacket_limit, 185 TP_PROTO(struct usb_ep *ep, int ret), 186 TP_ARGS(ep, ret) 187 ); 188 189 DEFINE_EVENT(udc_log_ep, usb_ep_enable, 190 TP_PROTO(struct usb_ep *ep, int ret), 191 TP_ARGS(ep, ret) 192 ); 193 194 DEFINE_EVENT(udc_log_ep, usb_ep_disable, 195 TP_PROTO(struct usb_ep *ep, int ret), 196 TP_ARGS(ep, ret) 197 ); 198 199 DEFINE_EVENT(udc_log_ep, usb_ep_set_halt, 200 TP_PROTO(struct usb_ep *ep, int ret), 201 TP_ARGS(ep, ret) 202 ); 203 204 DEFINE_EVENT(udc_log_ep, usb_ep_clear_halt, 205 TP_PROTO(struct usb_ep *ep, int ret), 206 TP_ARGS(ep, ret) 207 ); 208 209 DEFINE_EVENT(udc_log_ep, usb_ep_set_wedge, 210 TP_PROTO(struct usb_ep *ep, int ret), 211 TP_ARGS(ep, ret) 212 ); 213 214 DEFINE_EVENT(udc_log_ep, usb_ep_fifo_status, 215 TP_PROTO(struct usb_ep *ep, int ret), 216 TP_ARGS(ep, ret) 217 ); 218 219 DEFINE_EVENT(udc_log_ep, usb_ep_fifo_flush, 220 TP_PROTO(struct usb_ep *ep, int ret), 221 TP_ARGS(ep, ret) 222 ); 223 224 DECLARE_EVENT_CLASS(udc_log_req, 225 TP_PROTO(struct usb_ep *ep, struct usb_request *req, int ret), 226 TP_ARGS(ep, req, ret), 227 TP_STRUCT__entry( 228 __dynamic_array(char, name, UDC_TRACE_STR_MAX) 229 __field(unsigned, length) 230 __field(unsigned, actual) 231 __field(unsigned, num_sgs) 232 __field(unsigned, num_mapped_sgs) 233 __field(unsigned, stream_id) 234 __field(unsigned, no_interrupt) 235 __field(unsigned, zero) 236 __field(unsigned, short_not_ok) 237 __field(int, status) 238 __field(int, ret) 239 ), 240 TP_fast_assign( 241 snprintf(__get_str(name), UDC_TRACE_STR_MAX, "%s", ep->name); 242 __entry->length = req->length; 243 __entry->actual = req->actual; 244 __entry->num_sgs = req->num_sgs; 245 __entry->num_mapped_sgs = req->num_mapped_sgs; 246 __entry->stream_id = req->stream_id; 247 __entry->no_interrupt = req->no_interrupt; 248 __entry->zero = req->zero; 249 __entry->short_not_ok = req->short_not_ok; 250 __entry->status = req->status; 251 __entry->ret = ret; 252 ), 253 TP_printk("%s: length %d/%d sgs %d/%d stream %d %s%s%s status %d --> %d", 254 __get_str(name), __entry->actual, __entry->length, 255 __entry->num_mapped_sgs, __entry->num_sgs, __entry->stream_id, 256 __entry->zero ? "Z" : "z", 257 __entry->short_not_ok ? "S" : "s", 258 __entry->no_interrupt ? "i" : "I", 259 __entry->status, __entry->ret 260 ) 261 ); 262 263 DEFINE_EVENT(udc_log_req, usb_ep_alloc_request, 264 TP_PROTO(struct usb_ep *ep, struct usb_request *req, int ret), 265 TP_ARGS(ep, req, ret) 266 ); 267 268 DEFINE_EVENT(udc_log_req, usb_ep_free_request, 269 TP_PROTO(struct usb_ep *ep, struct usb_request *req, int ret), 270 TP_ARGS(ep, req, ret) 271 ); 272 273 DEFINE_EVENT(udc_log_req, usb_ep_queue, 274 TP_PROTO(struct usb_ep *ep, struct usb_request *req, int ret), 275 TP_ARGS(ep, req, ret) 276 ); 277 278 DEFINE_EVENT(udc_log_req, usb_ep_dequeue, 279 TP_PROTO(struct usb_ep *ep, struct usb_request *req, int ret), 280 TP_ARGS(ep, req, ret) 281 ); 282 283 DEFINE_EVENT(udc_log_req, usb_gadget_giveback_request, 284 TP_PROTO(struct usb_ep *ep, struct usb_request *req, int ret), 285 TP_ARGS(ep, req, ret) 286 ); 287 288 #endif /* __UDC_TRACE_H */ 289 290 /* this part has to be here */ 291 292 #undef TRACE_INCLUDE_PATH 293 #define TRACE_INCLUDE_PATH . 294 295 #undef TRACE_INCLUDE_FILE 296 #define TRACE_INCLUDE_FILE trace 297 298 #include <trace/define_trace.h> 299