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XXXX introduce drv_sectohz


 305 _NOTE(DATA_READABLE_WITHOUT_LOCK(usb_ac_plumbed_t::acp_tqp))
 306 _NOTE(DATA_READABLE_WITHOUT_LOCK(usb_ac_plumbed_t::acp_uacp))
 307 
 308 _NOTE(DATA_READABLE_WITHOUT_LOCK(usb_audio_format_t::ch))
 309 
 310 /* usb_ac driver only care about two states:  plumbed or unplumbed */
 311 #define USB_AC_STATE_UNPLUMBED          0
 312 #define USB_AC_STATE_PLUMBED            1
 313 #define USB_AC_STATE_PLUMBED_RESTORING  2
 314 
 315 /* Default pipe states */
 316 #define USB_AC_DEF_CLOSED               0
 317 #define USB_AC_DEF_OPENED               1
 318 
 319 #define USB_AC_BUFFER_SIZE              256     /* descriptor buffer size */
 320 
 321 
 322 /*
 323  * delay before restoring state
 324  */
 325 #define USB_AC_RESTORE_DELAY            drv_usectohz(1000000)
 326 
 327 /* value for acp_driver */
 328 #define USB_AS_PLUMBED  1
 329 #define USB_AH_PLUMBED  2
 330 #define UNKNOWN_PLUMBED 3
 331 
 332 /* other useful macros */
 333 #define offsetof(s, m)  ((size_t)(&(((s *)0)->m)))
 334 
 335 
 336 
 337 
 338 
 339 
 340 #define AF_REGISTERED   0x1
 341 #define AD_SETUP        0x10
 342 
 343 
 344 int usb_audio_attach(usb_ac_state_t *);
 345 /*




 305 _NOTE(DATA_READABLE_WITHOUT_LOCK(usb_ac_plumbed_t::acp_tqp))
 306 _NOTE(DATA_READABLE_WITHOUT_LOCK(usb_ac_plumbed_t::acp_uacp))
 307 
 308 _NOTE(DATA_READABLE_WITHOUT_LOCK(usb_audio_format_t::ch))
 309 
 310 /* usb_ac driver only care about two states:  plumbed or unplumbed */
 311 #define USB_AC_STATE_UNPLUMBED          0
 312 #define USB_AC_STATE_PLUMBED            1
 313 #define USB_AC_STATE_PLUMBED_RESTORING  2
 314 
 315 /* Default pipe states */
 316 #define USB_AC_DEF_CLOSED               0
 317 #define USB_AC_DEF_OPENED               1
 318 
 319 #define USB_AC_BUFFER_SIZE              256     /* descriptor buffer size */
 320 
 321 
 322 /*
 323  * delay before restoring state
 324  */
 325 #define USB_AC_RESTORE_DELAY            drv_sectohz(1)
 326 
 327 /* value for acp_driver */
 328 #define USB_AS_PLUMBED  1
 329 #define USB_AH_PLUMBED  2
 330 #define UNKNOWN_PLUMBED 3
 331 
 332 /* other useful macros */
 333 #define offsetof(s, m)  ((size_t)(&(((s *)0)->m)))
 334 
 335 
 336 
 337 
 338 
 339 
 340 #define AF_REGISTERED   0x1
 341 #define AD_SETUP        0x10
 342 
 343 
 344 int usb_audio_attach(usb_ac_state_t *);
 345 /*