us->subclass = idesc->bInterfaceSubClass;
us->protocol = idesc->bInterfaceProtocol;
- us->fflags = USB_US_ORIG_FLAGS(id->driver_info);
+ us->fflags = id->driver_info;
us->Power_IsResum = false;
if (us->fflags & US_FL_IGNORE_DEVICE)
say 'Y' or 'M' here and the kernel will use the right driver.
If you compile this driver as a module, it will be named uas.
-
-config USB_LIBUSUAL
- bool "The shared table of common (or usual) storage devices"
- depends on USB
- help
- This module contains a table of common (or usual) devices
- for usb-storage and ub drivers, and allows to switch binding
- of these devices without rebuilding modules.
-
- Typical syntax of /etc/modprobe.d/*conf is:
-
- options libusual bias="ub"
-
- If unsure, say N.
usb-storage-y := scsiglue.o protocol.o transport.o usb.o
usb-storage-y += initializers.o sierra_ms.o option_ms.o
-
+usb-storage-y += usual-tables.o
usb-storage-$(CONFIG_USB_STORAGE_DEBUG) += debug.o
-ifeq ($(CONFIG_USB_LIBUSUAL),)
- usb-storage-y += usual-tables.o
-else
- obj-$(CONFIG_USB) += usb-libusual.o
- usb-libusual-y := libusual.o usual-tables.o
-endif
-
obj-$(CONFIG_USB_STORAGE_ALAUDA) += ums-alauda.o
obj-$(CONFIG_USB_STORAGE_CYPRESS_ATACB) += ums-cypress.o
obj-$(CONFIG_USB_STORAGE_DATAFAB) += ums-datafab.o
vendorName, productName, useProtocol, useTransport, \
initFunction, flags) \
{ USB_DEVICE_VER(id_vendor, id_product, bcdDeviceMin, bcdDeviceMax), \
- .driver_info = (flags)|(USB_US_TYPE_STOR<<24) }
+ .driver_info = (flags) }
static struct usb_device_id alauda_usb_ids[] = {
# include "unusual_alauda.h"
vendorName, productName, useProtocol, useTransport, \
initFunction, flags) \
{ USB_DEVICE_VER(id_vendor, id_product, bcdDeviceMin, bcdDeviceMax), \
- .driver_info = (flags)|(USB_US_TYPE_STOR<<24) }
+ .driver_info = (flags) }
static struct usb_device_id cypress_usb_ids[] = {
# include "unusual_cypress.h"
vendorName, productName, useProtocol, useTransport, \
initFunction, flags) \
{ USB_DEVICE_VER(id_vendor, id_product, bcdDeviceMin, bcdDeviceMax), \
- .driver_info = (flags)|(USB_US_TYPE_STOR<<24) }
+ .driver_info = (flags) }
static struct usb_device_id datafab_usb_ids[] = {
# include "unusual_datafab.h"
vendorName, productName, useProtocol, useTransport, \
initFunction, flags) \
{ USB_DEVICE_VER(id_vendor, id_product, bcdDeviceMin, bcdDeviceMax), \
- .driver_info = (flags)|(USB_US_TYPE_STOR<<24) }
+ .driver_info = (flags)}
static struct usb_device_id ene_ub6250_usb_ids[] = {
# include "unusual_ene_ub6250.h"
vendorName, productName, useProtocol, useTransport, \
initFunction, flags) \
{ USB_DEVICE_VER(id_vendor, id_product, bcdDeviceMin, bcdDeviceMax), \
- .driver_info = (flags)|(USB_US_TYPE_STOR<<24) }
+ .driver_info = (flags) }
static struct usb_device_id freecom_usb_ids[] = {
# include "unusual_freecom.h"
vendorName, productName, useProtocol, useTransport, \
initFunction, flags) \
{ USB_DEVICE_VER(id_vendor, id_product, bcdDeviceMin, bcdDeviceMax), \
- .driver_info = (flags)|(USB_US_TYPE_STOR<<24) }
+ .driver_info = (flags) }
static struct usb_device_id isd200_usb_ids[] = {
# include "unusual_isd200.h"
MODULE_DEVICE_TABLE(usb, isd200_usb_ids);
#undef UNUSUAL_DEV
-#undef USUAL_DEV
/*
* The flags table
};
#undef UNUSUAL_DEV
-#undef USUAL_DEV
-
/* Timeout defines (in Seconds) */
vendorName, productName, useProtocol, useTransport, \
initFunction, flags) \
{ USB_DEVICE_VER(id_vendor, id_product, bcdDeviceMin, bcdDeviceMax), \
- .driver_info = (flags)|(USB_US_TYPE_STOR<<24) }
+ .driver_info = (flags) }
static struct usb_device_id jumpshot_usb_ids[] = {
# include "unusual_jumpshot.h"
vendorName, productName, useProtocol, useTransport, \
initFunction, flags) \
{ USB_DEVICE_VER(id_vendor, id_product, bcdDeviceMin, bcdDeviceMax), \
- .driver_info = (flags)|(USB_US_TYPE_STOR<<24) }
+ .driver_info = (flags) }
static struct usb_device_id karma_usb_ids[] = {
# include "unusual_karma.h"
+++ /dev/null
-/*
- * libusual
- *
- * The libusual contains the table of devices common for ub and usb-storage.
- */
-#include <linux/kernel.h>
-#include <linux/module.h>
-#include <linux/usb.h>
-#include <linux/usb_usual.h>
-#include <linux/vmalloc.h>
-#include <linux/kthread.h>
-#include <linux/mutex.h>
-
-/*
- */
-#define USU_MOD_FL_THREAD 1 /* Thread is running */
-#define USU_MOD_FL_PRESENT 2 /* The module is loaded */
-
-struct mod_status {
- unsigned long fls;
-};
-
-static struct mod_status stat[3];
-static DEFINE_SPINLOCK(usu_lock);
-
-/*
- */
-#define USB_US_DEFAULT_BIAS USB_US_TYPE_STOR
-static atomic_t usu_bias = ATOMIC_INIT(USB_US_DEFAULT_BIAS);
-
-#define BIAS_NAME_SIZE (sizeof("usb-storage"))
-static const char *bias_names[3] = { "none", "usb-storage", "ub" };
-
-static DEFINE_MUTEX(usu_probe_mutex);
-static DECLARE_COMPLETION(usu_end_notify);
-static atomic_t total_threads = ATOMIC_INIT(0);
-
-static int usu_probe_thread(void *arg);
-
-/*
- * @type: the module type as an integer
- */
-void usb_usual_set_present(int type)
-{
- struct mod_status *st;
- unsigned long flags;
-
- if (type <= 0 || type >= 3)
- return;
- st = &stat[type];
- spin_lock_irqsave(&usu_lock, flags);
- st->fls |= USU_MOD_FL_PRESENT;
- spin_unlock_irqrestore(&usu_lock, flags);
-}
-EXPORT_SYMBOL_GPL(usb_usual_set_present);
-
-void usb_usual_clear_present(int type)
-{
- struct mod_status *st;
- unsigned long flags;
-
- if (type <= 0 || type >= 3)
- return;
- st = &stat[type];
- spin_lock_irqsave(&usu_lock, flags);
- st->fls &= ~USU_MOD_FL_PRESENT;
- spin_unlock_irqrestore(&usu_lock, flags);
-}
-EXPORT_SYMBOL_GPL(usb_usual_clear_present);
-
-/*
- * Match the calling driver type against the table.
- * Returns: 0 if the device matches.
- */
-int usb_usual_check_type(const struct usb_device_id *id, int caller_type)
-{
- int id_type = USB_US_TYPE(id->driver_info);
-
- if (caller_type <= 0 || caller_type >= 3)
- return -EINVAL;
-
- /* Drivers grab fixed assignment devices */
- if (id_type == caller_type)
- return 0;
- /* Drivers grab devices biased to them */
- if (id_type == USB_US_TYPE_NONE && caller_type == atomic_read(&usu_bias))
- return 0;
- return -ENODEV;
-}
-EXPORT_SYMBOL_GPL(usb_usual_check_type);
-
-/*
- */
-static int usu_probe(struct usb_interface *intf,
- const struct usb_device_id *id)
-{
- int rc;
- unsigned long type;
- struct task_struct* task;
- unsigned long flags;
-
- type = USB_US_TYPE(id->driver_info);
- if (type == 0)
- type = atomic_read(&usu_bias);
-
- spin_lock_irqsave(&usu_lock, flags);
- if ((stat[type].fls & (USU_MOD_FL_THREAD|USU_MOD_FL_PRESENT)) != 0) {
- spin_unlock_irqrestore(&usu_lock, flags);
- return -ENXIO;
- }
- stat[type].fls |= USU_MOD_FL_THREAD;
- spin_unlock_irqrestore(&usu_lock, flags);
-
- task = kthread_run(usu_probe_thread, (void*)type, "libusual_%ld", type);
- if (IS_ERR(task)) {
- rc = PTR_ERR(task);
- printk(KERN_WARNING "libusual: "
- "Unable to start the thread for %s: %d\n",
- bias_names[type], rc);
- spin_lock_irqsave(&usu_lock, flags);
- stat[type].fls &= ~USU_MOD_FL_THREAD;
- spin_unlock_irqrestore(&usu_lock, flags);
- return rc; /* Not being -ENXIO causes a message printed */
- }
- atomic_inc(&total_threads);
-
- return -ENXIO;
-}
-
-static void usu_disconnect(struct usb_interface *intf)
-{
- ; /* We should not be here. */
-}
-
-static struct usb_driver usu_driver = {
- .name = "libusual",
- .probe = usu_probe,
- .disconnect = usu_disconnect,
- .id_table = usb_storage_usb_ids,
-};
-
-/*
- * A whole new thread for a purpose of request_module seems quite stupid.
- * The request_module forks once inside again. However, if we attempt
- * to load a storage module from our own modprobe thread, that module
- * references our symbols, which cannot be resolved until our module is
- * initialized. I wish there was a way to wait for the end of initialization.
- * The module notifier reports MODULE_STATE_COMING only.
- * So, we wait until module->init ends as the next best thing.
- */
-static int usu_probe_thread(void *arg)
-{
- int type = (unsigned long) arg;
- struct mod_status *st = &stat[type];
- int rc;
- unsigned long flags;
-
- mutex_lock(&usu_probe_mutex);
- rc = request_module(bias_names[type]);
- spin_lock_irqsave(&usu_lock, flags);
- if (rc == 0 && (st->fls & USU_MOD_FL_PRESENT) == 0) {
- /*
- * This should not happen, but let us keep tabs on it.
- */
- printk(KERN_NOTICE "libusual: "
- "modprobe for %s succeeded, but module is not present\n",
- bias_names[type]);
- }
- st->fls &= ~USU_MOD_FL_THREAD;
- spin_unlock_irqrestore(&usu_lock, flags);
- mutex_unlock(&usu_probe_mutex);
-
- complete_and_exit(&usu_end_notify, 0);
-}
-
-/*
- */
-static int __init usb_usual_init(void)
-{
- int rc;
-
- mutex_lock(&usu_probe_mutex);
- rc = usb_register(&usu_driver);
- mutex_unlock(&usu_probe_mutex);
- return rc;
-}
-
-static void __exit usb_usual_exit(void)
-{
- /*
- * We do not check for any drivers present, because
- * they keep us pinned with symbol references.
- */
-
- usb_deregister(&usu_driver);
-
- while (atomic_read(&total_threads) > 0) {
- wait_for_completion(&usu_end_notify);
- atomic_dec(&total_threads);
- }
-}
-
-/*
- * Validate and accept the bias parameter.
- */
-static int usu_set_bias(const char *bias_s, struct kernel_param *kp)
-{
- int i;
- int len;
- int bias_n = 0;
-
- len = strlen(bias_s);
- if (len == 0)
- return -EDOM;
- if (bias_s[len-1] == '\n')
- --len;
-
- for (i = 1; i < 3; i++) {
- if (strncmp(bias_s, bias_names[i], len) == 0) {
- bias_n = i;
- break;
- }
- }
- if (bias_n == 0)
- return -EINVAL;
-
- atomic_set(&usu_bias, bias_n);
- return 0;
-}
-
-static int usu_get_bias(char *buffer, struct kernel_param *kp)
-{
- return strlen(strcpy(buffer, bias_names[atomic_read(&usu_bias)]));
-}
-
-module_init(usb_usual_init);
-module_exit(usb_usual_exit);
-
-module_param_call(bias, usu_set_bias, usu_get_bias, NULL, S_IRUGO|S_IWUSR);
-__MODULE_PARM_TYPE(bias, "string");
-MODULE_PARM_DESC(bias, "Bias to usb-storage or ub");
-
-MODULE_LICENSE("GPL");
vendorName, productName, useProtocol, useTransport, \
initFunction, flags) \
{ USB_DEVICE_VER(id_vendor, id_product, bcdDeviceMin, bcdDeviceMax), \
- .driver_info = (flags)|(USB_US_TYPE_STOR<<24) }
+ .driver_info = (flags) }
static struct usb_device_id onetouch_usb_ids[] = {
# include "unusual_onetouch.h"
initFunction, flags) \
{\
USB_DEVICE_VER(id_vendor, id_product, bcdDeviceMin, bcdDeviceMax), \
- .driver_info = (flags)|(USB_US_TYPE_STOR<<24)\
+ .driver_info = (flags) \
}
static const struct usb_device_id realtek_cr_ids[] = {
vendorName, productName, useProtocol, useTransport, \
initFunction, flags) \
{ USB_DEVICE_VER(id_vendor, id_product, bcdDeviceMin, bcdDeviceMax), \
- .driver_info = (flags)|(USB_US_TYPE_STOR<<24) }
+ .driver_info = (flags) }
static struct usb_device_id sddr09_usb_ids[] = {
# include "unusual_sddr09.h"
vendorName, productName, useProtocol, useTransport, \
initFunction, flags) \
{ USB_DEVICE_VER(id_vendor, id_product, bcdDeviceMin, bcdDeviceMax), \
- .driver_info = (flags)|(USB_US_TYPE_STOR<<24) }
+ .driver_info = (flags) }
static struct usb_device_id sddr55_usb_ids[] = {
# include "unusual_sddr55.h"
vendorName, productName, useProtocol, useTransport, \
initFunction, flags) \
{ USB_DEVICE_VER(id_vendor, id_product, bcdDeviceMin, bcdDeviceMax), \
- .driver_info = (flags)|(USB_US_TYPE_STOR<<24) }
+ .driver_info = (flags) }
static struct usb_device_id usbat_usb_ids[] = {
# include "unusual_usbat.h"
USB_SC_DEVICE, USB_PR_DEVICE, NULL, US_FL_NOT_LOCKABLE ),
/* Control/Bulk transport for all SubClass values */
-USUAL_DEV(USB_SC_RBC, USB_PR_CB, USB_US_TYPE_STOR),
-USUAL_DEV(USB_SC_8020, USB_PR_CB, USB_US_TYPE_STOR),
-USUAL_DEV(USB_SC_QIC, USB_PR_CB, USB_US_TYPE_STOR),
-USUAL_DEV(USB_SC_UFI, USB_PR_CB, USB_US_TYPE_STOR),
-USUAL_DEV(USB_SC_8070, USB_PR_CB, USB_US_TYPE_STOR),
-USUAL_DEV(USB_SC_SCSI, USB_PR_CB, USB_US_TYPE_STOR),
+USUAL_DEV(USB_SC_RBC, USB_PR_CB),
+USUAL_DEV(USB_SC_8020, USB_PR_CB),
+USUAL_DEV(USB_SC_QIC, USB_PR_CB),
+USUAL_DEV(USB_SC_UFI, USB_PR_CB),
+USUAL_DEV(USB_SC_8070, USB_PR_CB),
+USUAL_DEV(USB_SC_SCSI, USB_PR_CB),
/* Control/Bulk/Interrupt transport for all SubClass values */
-USUAL_DEV(USB_SC_RBC, USB_PR_CBI, USB_US_TYPE_STOR),
-USUAL_DEV(USB_SC_8020, USB_PR_CBI, USB_US_TYPE_STOR),
-USUAL_DEV(USB_SC_QIC, USB_PR_CBI, USB_US_TYPE_STOR),
-USUAL_DEV(USB_SC_UFI, USB_PR_CBI, USB_US_TYPE_STOR),
-USUAL_DEV(USB_SC_8070, USB_PR_CBI, USB_US_TYPE_STOR),
-USUAL_DEV(USB_SC_SCSI, USB_PR_CBI, USB_US_TYPE_STOR),
+USUAL_DEV(USB_SC_RBC, USB_PR_CBI),
+USUAL_DEV(USB_SC_8020, USB_PR_CBI),
+USUAL_DEV(USB_SC_QIC, USB_PR_CBI),
+USUAL_DEV(USB_SC_UFI, USB_PR_CBI),
+USUAL_DEV(USB_SC_8070, USB_PR_CBI),
+USUAL_DEV(USB_SC_SCSI, USB_PR_CBI),
/* Bulk-only transport for all SubClass values */
-USUAL_DEV(USB_SC_RBC, USB_PR_BULK, USB_US_TYPE_STOR),
-USUAL_DEV(USB_SC_8020, USB_PR_BULK, USB_US_TYPE_STOR),
-USUAL_DEV(USB_SC_QIC, USB_PR_BULK, USB_US_TYPE_STOR),
-USUAL_DEV(USB_SC_UFI, USB_PR_BULK, USB_US_TYPE_STOR),
-USUAL_DEV(USB_SC_8070, USB_PR_BULK, USB_US_TYPE_STOR),
-USUAL_DEV(USB_SC_SCSI, USB_PR_BULK, 0),
+USUAL_DEV(USB_SC_RBC, USB_PR_BULK),
+USUAL_DEV(USB_SC_8020, USB_PR_BULK),
+USUAL_DEV(USB_SC_QIC, USB_PR_BULK),
+USUAL_DEV(USB_SC_UFI, USB_PR_BULK),
+USUAL_DEV(USB_SC_8070, USB_PR_BULK),
+USUAL_DEV(USB_SC_SCSI, USB_PR_BULK),
#define COMPLIANT_DEV UNUSUAL_DEV
-#define USUAL_DEV(use_protocol, use_transport, use_type) \
+#define USUAL_DEV(use_protocol, use_transport) \
{ \
.useProtocol = use_protocol, \
.useTransport = use_transport, \
};
static struct us_unusual_dev for_dynamic_ids =
- USUAL_DEV(USB_SC_SCSI, USB_PR_BULK, 0);
+ USUAL_DEV(USB_SC_SCSI, USB_PR_BULK);
#undef UNUSUAL_DEV
#undef COMPLIANT_DEV
us->protocol = (unusual_dev->useTransport == USB_PR_DEVICE) ?
idesc->bInterfaceProtocol :
unusual_dev->useTransport;
- us->fflags = USB_US_ORIG_FLAGS(id->driver_info);
+ us->fflags = id->driver_info;
adjust_quirks(us);
if (us->fflags & US_FL_IGNORE_DEVICE) {
int size;
/*
- * If libusual is configured, let it decide whether a standard
- * device should be handled by usb-storage or by ub.
* If the device isn't standard (is handled by a subdriver
* module) then don't accept it.
*/
- if (usb_usual_check_type(id, USB_US_TYPE_STOR) ||
- usb_usual_ignore_device(intf))
+ if (usb_usual_ignore_device(intf))
return -ENXIO;
/*
/* register the driver, return usb_register return code if error */
retval = usb_register(&usb_storage_driver);
- if (retval == 0) {
+ if (retval == 0)
pr_info("USB Mass Storage support registered.\n");
- usb_usual_set_present(USB_US_TYPE_STOR);
- }
return retval;
}
*/
US_DEBUGP("-- calling usb_deregister()\n");
usb_deregister(&usb_storage_driver) ;
-
- usb_usual_clear_present(USB_US_TYPE_STOR);
}
module_init(usb_stor_init);
#define UNUSUAL_DEV(id_vendor, id_product, bcdDeviceMin, bcdDeviceMax, \
vendorName, productName, useProtocol, useTransport, \
initFunction, flags) \
-{ USB_DEVICE_VER(id_vendor, id_product, bcdDeviceMin, bcdDeviceMax), \
- .driver_info = (flags)|(USB_US_TYPE_STOR<<24) }
-
-#define COMPLIANT_DEV(id_vendor, id_product, bcdDeviceMin, bcdDeviceMax, \
- vendorName, productName, useProtocol, useTransport, \
- initFunction, flags) \
{ USB_DEVICE_VER(id_vendor, id_product, bcdDeviceMin, bcdDeviceMax), \
.driver_info = (flags) }
-#define USUAL_DEV(useProto, useTrans, useType) \
-{ USB_INTERFACE_INFO(USB_CLASS_MASS_STORAGE, useProto, useTrans), \
- .driver_info = ((useType)<<24) }
+#define COMPLIANT_DEV UNUSUAL_DEV
+
+#define USUAL_DEV(useProto, useTrans) \
+{ USB_INTERFACE_INFO(USB_CLASS_MASS_STORAGE, useProto, useTrans) }
struct usb_device_id usb_storage_usb_ids[] = {
# include "unusual_devs.h"
{ } /* Terminating entry */
};
-EXPORT_SYMBOL_GPL(usb_storage_usb_ids);
-
MODULE_DEVICE_TABLE(usb, usb_storage_usb_ids);
#undef UNUSUAL_DEV
#undef COMPLIANT_DEV
#undef USUAL_DEV
-
/*
* The table of devices to ignore
*/
#undef UNUSUAL_DEV
-
/* Return an error if a device is in the ignore_ids list */
int usb_usual_ignore_device(struct usb_interface *intf)
{
}
return 0;
}
-EXPORT_SYMBOL_GPL(usb_usual_ignore_device);
enum { US_DO_ALL_FLAGS };
#undef US_FLAG
-/*
- * The bias field for libusual and friends.
- */
-#define USB_US_TYPE_NONE 0
-#define USB_US_TYPE_STOR 1 /* usb-storage */
-#define USB_US_TYPE_UB 2 /* ub */
-
-#define USB_US_TYPE(flags) (((flags) >> 24) & 0xFF)
-#define USB_US_ORIG_FLAGS(flags) ((flags) & 0x00FFFFFF)
-
#include <linux/usb/storage.h>
-/*
- */
extern int usb_usual_ignore_device(struct usb_interface *intf);
extern struct usb_device_id usb_storage_usb_ids[];
-#ifdef CONFIG_USB_LIBUSUAL
-
-extern void usb_usual_set_present(int type);
-extern void usb_usual_clear_present(int type);
-extern int usb_usual_check_type(const struct usb_device_id *, int type);
-#else
-
-#define usb_usual_set_present(t) do { } while(0)
-#define usb_usual_clear_present(t) do { } while(0)
-#define usb_usual_check_type(id, t) (0)
-#endif /* CONFIG_USB_LIBUSUAL */
-
#endif /* __LINUX_USB_USUAL_H */
projects / GitHub / exynos8895 / android_kernel_samsung_universal8895.git / commitdiff