diff options
Diffstat (limited to 'drivers/usb/storage')
-rw-r--r-- | drivers/usb/storage/onetouch.c | 3 | ||||
-rw-r--r-- | drivers/usb/storage/scsiglue.c | 4 | ||||
-rw-r--r-- | drivers/usb/storage/shuttle_usbat.c | 105 | ||||
-rw-r--r-- | drivers/usb/storage/shuttle_usbat.h | 4 | ||||
-rw-r--r-- | drivers/usb/storage/transport.c | 88 | ||||
-rw-r--r-- | drivers/usb/storage/unusual_devs.h | 35 | ||||
-rw-r--r-- | drivers/usb/storage/usb.c | 51 |
7 files changed, 173 insertions, 117 deletions
diff --git a/drivers/usb/storage/onetouch.c b/drivers/usb/storage/onetouch.c index 55ee2d36d585..026a587eb8dd 100644 --- a/drivers/usb/storage/onetouch.c +++ b/drivers/usb/storage/onetouch.c @@ -34,9 +34,8 @@ #include <linux/init.h> #include <linux/slab.h> #include <linux/module.h> -#include <linux/usb.h> #include <linux/usb_ch9.h> -#include <linux/usb_input.h> +#include <linux/usb/input.h> #include "usb.h" #include "onetouch.h" #include "debug.h" diff --git a/drivers/usb/storage/scsiglue.c b/drivers/usb/storage/scsiglue.c index 5f11e19eaae3..5715291ba540 100644 --- a/drivers/usb/storage/scsiglue.c +++ b/drivers/usb/storage/scsiglue.c @@ -286,11 +286,7 @@ static int bus_reset(struct scsi_cmnd *srb) int result; US_DEBUGP("%s called\n", __FUNCTION__); - - mutex_lock(&(us->dev_mutex)); result = usb_stor_port_reset(us); - mutex_unlock(&us->dev_mutex); - return result < 0 ? FAILED : SUCCESS; } diff --git a/drivers/usb/storage/shuttle_usbat.c b/drivers/usb/storage/shuttle_usbat.c index f2bc5c9e23d5..8fcec01dc622 100644 --- a/drivers/usb/storage/shuttle_usbat.c +++ b/drivers/usb/storage/shuttle_usbat.c @@ -131,28 +131,30 @@ static int usbat_write(struct us_data *us, * Convenience function to perform a bulk read */ static int usbat_bulk_read(struct us_data *us, - unsigned char *data, - unsigned int len) + unsigned char *data, + unsigned int len, + int use_sg) { if (len == 0) return USB_STOR_XFER_GOOD; US_DEBUGP("usbat_bulk_read: len = %d\n", len); - return usb_stor_bulk_transfer_buf(us, us->recv_bulk_pipe, data, len, NULL); + return usb_stor_bulk_transfer_sg(us, us->recv_bulk_pipe, data, len, use_sg, NULL); } /* * Convenience function to perform a bulk write */ static int usbat_bulk_write(struct us_data *us, - unsigned char *data, - unsigned int len) + unsigned char *data, + unsigned int len, + int use_sg) { if (len == 0) return USB_STOR_XFER_GOOD; US_DEBUGP("usbat_bulk_write: len = %d\n", len); - return usb_stor_bulk_transfer_buf(us, us->send_bulk_pipe, data, len, NULL); + return usb_stor_bulk_transfer_sg(us, us->send_bulk_pipe, data, len, use_sg, NULL); } /* @@ -317,7 +319,8 @@ static int usbat_wait_not_busy(struct us_data *us, int minutes) */ static int usbat_read_block(struct us_data *us, unsigned char *content, - unsigned short len) + unsigned short len, + int use_sg) { int result; unsigned char *command = us->iobuf; @@ -338,7 +341,7 @@ static int usbat_read_block(struct us_data *us, if (result != USB_STOR_XFER_GOOD) return USB_STOR_TRANSPORT_ERROR; - result = usbat_bulk_read(us, content, len); + result = usbat_bulk_read(us, content, len, use_sg); return (result == USB_STOR_XFER_GOOD ? USB_STOR_TRANSPORT_GOOD : USB_STOR_TRANSPORT_ERROR); } @@ -350,7 +353,8 @@ static int usbat_write_block(struct us_data *us, unsigned char access, unsigned char *content, unsigned short len, - int minutes) + int minutes, + int use_sg) { int result; unsigned char *command = us->iobuf; @@ -372,7 +376,7 @@ static int usbat_write_block(struct us_data *us, if (result != USB_STOR_XFER_GOOD) return USB_STOR_TRANSPORT_ERROR; - result = usbat_bulk_write(us, content, len); + result = usbat_bulk_write(us, content, len, use_sg); if (result != USB_STOR_XFER_GOOD) return USB_STOR_TRANSPORT_ERROR; @@ -465,7 +469,7 @@ static int usbat_hp8200e_rw_block_test(struct us_data *us, data[1+(j<<1)] = data_out[j]; } - result = usbat_bulk_write(us, data, num_registers*2); + result = usbat_bulk_write(us, data, num_registers*2, 0); if (result != USB_STOR_XFER_GOOD) return USB_STOR_TRANSPORT_ERROR; @@ -583,7 +587,7 @@ static int usbat_multiple_write(struct us_data *us, } /* Send the data */ - result = usbat_bulk_write(us, data, num_registers*2); + result = usbat_bulk_write(us, data, num_registers*2, 0); if (result != USB_STOR_XFER_GOOD) return USB_STOR_TRANSPORT_ERROR; @@ -606,8 +610,9 @@ static int usbat_multiple_write(struct us_data *us, * other related details) are defined beforehand with _set_shuttle_features(). */ static int usbat_read_blocks(struct us_data *us, - unsigned char *buffer, - int len) + unsigned char *buffer, + int len, + int use_sg) { int result; unsigned char *command = us->iobuf; @@ -627,7 +632,7 @@ static int usbat_read_blocks(struct us_data *us, return USB_STOR_TRANSPORT_FAILED; /* Read the blocks we just asked for */ - result = usbat_bulk_read(us, buffer, len); + result = usbat_bulk_read(us, buffer, len, use_sg); if (result != USB_STOR_XFER_GOOD) return USB_STOR_TRANSPORT_FAILED; @@ -648,7 +653,8 @@ static int usbat_read_blocks(struct us_data *us, */ static int usbat_write_blocks(struct us_data *us, unsigned char *buffer, - int len) + int len, + int use_sg) { int result; unsigned char *command = us->iobuf; @@ -668,7 +674,7 @@ static int usbat_write_blocks(struct us_data *us, return USB_STOR_TRANSPORT_FAILED; /* Write the data */ - result = usbat_bulk_write(us, buffer, len); + result = usbat_bulk_write(us, buffer, len, use_sg); if (result != USB_STOR_XFER_GOOD) return USB_STOR_TRANSPORT_FAILED; @@ -887,22 +893,28 @@ static int usbat_identify_device(struct us_data *us, * Set the transport function based on the device type */ static int usbat_set_transport(struct us_data *us, - struct usbat_info *info) + struct usbat_info *info, + int devicetype) { - int rc; - if (!info->devicetype) { - rc = usbat_identify_device(us, info); - if (rc != USB_STOR_TRANSPORT_GOOD) { - US_DEBUGP("usbat_set_transport: Could not identify device\n"); - return 1; - } - } + if (!info->devicetype) + info->devicetype = devicetype; - if (usbat_get_device_type(us) == USBAT_DEV_HP8200) + if (!info->devicetype) + usbat_identify_device(us, info); + + switch (info->devicetype) { + default: + return USB_STOR_TRANSPORT_ERROR; + + case USBAT_DEV_HP8200: us->transport = usbat_hp8200e_transport; - else if (usbat_get_device_type(us) == USBAT_DEV_FLASH) + break; + + case USBAT_DEV_FLASH: us->transport = usbat_flash_transport; + break; + } return 0; } @@ -947,7 +959,7 @@ static int usbat_flash_get_sector_count(struct us_data *us, msleep(100); /* Read the device identification data */ - rc = usbat_read_block(us, reply, 512); + rc = usbat_read_block(us, reply, 512, 0); if (rc != USB_STOR_TRANSPORT_GOOD) goto leave; @@ -1031,7 +1043,7 @@ static int usbat_flash_read_data(struct us_data *us, goto leave; /* Read the data we just requested */ - result = usbat_read_blocks(us, buffer, len); + result = usbat_read_blocks(us, buffer, len, 0); if (result != USB_STOR_TRANSPORT_GOOD) goto leave; @@ -1125,7 +1137,7 @@ static int usbat_flash_write_data(struct us_data *us, goto leave; /* Write the data */ - result = usbat_write_blocks(us, buffer, len); + result = usbat_write_blocks(us, buffer, len, 0); if (result != USB_STOR_TRANSPORT_GOOD) goto leave; @@ -1310,7 +1322,7 @@ static int usbat_select_and_test_registers(struct us_data *us) /* * Initialize the USBAT processor and the storage device */ -int init_usbat(struct us_data *us) +static int init_usbat(struct us_data *us, int devicetype) { int rc; struct usbat_info *info; @@ -1392,7 +1404,7 @@ int init_usbat(struct us_data *us) US_DEBUGP("INIT 9\n"); /* At this point, we need to detect which device we are using */ - if (usbat_set_transport(us, info)) + if (usbat_set_transport(us, info, devicetype)) return USB_STOR_TRANSPORT_ERROR; US_DEBUGP("INIT 10\n"); @@ -1503,10 +1515,10 @@ static int usbat_hp8200e_transport(struct scsi_cmnd *srb, struct us_data *us) * AT SPEED 4 IS UNRELIABLE!!! */ - if ( (result = usbat_write_block(us, + if ((result = usbat_write_block(us, USBAT_ATA, srb->cmnd, 12, - srb->cmnd[0]==GPCMD_BLANK ? 75 : 10)) != - USB_STOR_TRANSPORT_GOOD) { + (srb->cmnd[0]==GPCMD_BLANK ? 75 : 10), 0) != + USB_STOR_TRANSPORT_GOOD)) { return result; } @@ -1533,7 +1545,7 @@ static int usbat_hp8200e_transport(struct scsi_cmnd *srb, struct us_data *us) len = *status; - result = usbat_read_block(us, srb->request_buffer, len); + result = usbat_read_block(us, srb->request_buffer, len, srb->use_sg); /* Debug-print the first 32 bytes of the transfer */ @@ -1695,6 +1707,22 @@ static int usbat_flash_transport(struct scsi_cmnd * srb, struct us_data *us) return USB_STOR_TRANSPORT_FAILED; } +int init_usbat_cd(struct us_data *us) +{ + return init_usbat(us, USBAT_DEV_HP8200); +} + + +int init_usbat_flash(struct us_data *us) +{ + return init_usbat(us, USBAT_DEV_FLASH); +} + +int init_usbat_probe(struct us_data *us) +{ + return init_usbat(us, 0); +} + /* * Default transport function. Attempts to detect which transport function * should be called, makes it the new default, and calls it. @@ -1708,9 +1736,8 @@ int usbat_transport(struct scsi_cmnd *srb, struct us_data *us) { struct usbat_info *info = (struct usbat_info*) (us->extra); - if (usbat_set_transport(us, info)) + if (usbat_set_transport(us, info, 0)) return USB_STOR_TRANSPORT_ERROR; return us->transport(srb, us); } - diff --git a/drivers/usb/storage/shuttle_usbat.h b/drivers/usb/storage/shuttle_usbat.h index 25e7d8b340b8..3ddf143a1dec 100644 --- a/drivers/usb/storage/shuttle_usbat.h +++ b/drivers/usb/storage/shuttle_usbat.h @@ -106,7 +106,9 @@ #define USBAT_FEAT_ET2 0x01 extern int usbat_transport(struct scsi_cmnd *srb, struct us_data *us); -extern int init_usbat(struct us_data *us); +extern int init_usbat_cd(struct us_data *us); +extern int init_usbat_flash(struct us_data *us); +extern int init_usbat_probe(struct us_data *us); struct usbat_info { int devicetype; diff --git a/drivers/usb/storage/transport.c b/drivers/usb/storage/transport.c index 7ca896a342e3..19b25c5cafd4 100644 --- a/drivers/usb/storage/transport.c +++ b/drivers/usb/storage/transport.c @@ -115,19 +115,6 @@ static void usb_stor_blocking_completion(struct urb *urb, struct pt_regs *regs) complete(urb_done_ptr); } - -/* This is the timeout handler which will cancel an URB when its timeout - * expires. - */ -static void timeout_handler(unsigned long us_) -{ - struct us_data *us = (struct us_data *) us_; - - if (test_and_clear_bit(US_FLIDX_URB_ACTIVE, &us->flags)) { - US_DEBUGP("Timeout -- cancelling URB\n"); - usb_unlink_urb(us->current_urb); - } -} /* This is the common part of the URB message submission code * @@ -138,7 +125,7 @@ static void timeout_handler(unsigned long us_) static int usb_stor_msg_common(struct us_data *us, int timeout) { struct completion urb_done; - struct timer_list to_timer; + long timeleft; int status; /* don't submit URBs during abort/disconnect processing */ @@ -185,22 +172,17 @@ static int usb_stor_msg_common(struct us_data *us, int timeout) } } - /* submit the timeout timer, if a timeout was requested */ - if (timeout > 0) { - init_timer(&to_timer); - to_timer.expires = jiffies + timeout; - to_timer.function = timeout_handler; - to_timer.data = (unsigned long) us; - add_timer(&to_timer); - } - /* wait for the completion of the URB */ - wait_for_completion(&urb_done); - clear_bit(US_FLIDX_URB_ACTIVE, &us->flags); + timeleft = wait_for_completion_interruptible_timeout( + &urb_done, timeout ? : MAX_SCHEDULE_TIMEOUT); - /* clean up the timeout timer */ - if (timeout > 0) - del_timer_sync(&to_timer); + clear_bit(US_FLIDX_URB_ACTIVE, &us->flags); + + if (timeleft <= 0) { + US_DEBUGP("%s -- cancelling URB\n", + timeleft == 0 ? "Timeout" : "Signal"); + usb_unlink_urb(us->current_urb); + } /* return the URB status */ return us->current_urb->status; @@ -721,16 +703,19 @@ void usb_stor_invoke_transport(struct scsi_cmnd *srb, struct us_data *us) * device reset. */ Handle_Errors: - /* Let the SCSI layer know we are doing a reset, set the - * RESETTING bit, and clear the ABORTING bit so that the reset - * may proceed. */ + /* Set the RESETTING bit, and clear the ABORTING bit so that + * the reset may proceed. */ scsi_lock(us_to_host(us)); - usb_stor_report_bus_reset(us); set_bit(US_FLIDX_RESETTING, &us->flags); clear_bit(US_FLIDX_ABORTING, &us->flags); scsi_unlock(us_to_host(us)); + /* We must release the device lock because the pre_reset routine + * will want to acquire it. */ + mutex_unlock(&us->dev_mutex); result = usb_stor_port_reset(us); + mutex_lock(&us->dev_mutex); + if (result < 0) { scsi_lock(us_to_host(us)); usb_stor_report_device_reset(us); @@ -1214,31 +1199,30 @@ int usb_stor_Bulk_reset(struct us_data *us) 0, us->ifnum, NULL, 0); } -/* Issue a USB port reset to the device. But don't do anything if - * there's more than one interface in the device, so that other users - * are not affected. */ +/* Issue a USB port reset to the device. The caller must not hold + * us->dev_mutex. + */ int usb_stor_port_reset(struct us_data *us) { - int result, rc; + int result, rc_lock; - if (test_bit(US_FLIDX_DISCONNECTING, &us->flags)) { - result = -EIO; - US_DEBUGP("No reset during disconnect\n"); - } else if (us->pusb_dev->actconfig->desc.bNumInterfaces != 1) { - result = -EBUSY; - US_DEBUGP("Refusing to reset a multi-interface device\n"); - } else { - result = rc = - usb_lock_device_for_reset(us->pusb_dev, us->pusb_intf); - if (result < 0) { - US_DEBUGP("unable to lock device for reset: %d\n", - result); + result = rc_lock = + usb_lock_device_for_reset(us->pusb_dev, us->pusb_intf); + if (result < 0) + US_DEBUGP("unable to lock device for reset: %d\n", result); + else { + /* Were we disconnected while waiting for the lock? */ + if (test_bit(US_FLIDX_DISCONNECTING, &us->flags)) { + result = -EIO; + US_DEBUGP("No reset during disconnect\n"); } else { - result = usb_reset_device(us->pusb_dev); - if (rc) - usb_unlock_device(us->pusb_dev); - US_DEBUGP("usb_reset_device returns %d\n", result); + result = usb_reset_composite_device( + us->pusb_dev, us->pusb_intf); + US_DEBUGP("usb_reset_composite_device returns %d\n", + result); } + if (rc_lock) + usb_unlock_device(us->pusb_dev); } return result; } diff --git a/drivers/usb/storage/unusual_devs.h b/drivers/usb/storage/unusual_devs.h index aec5ea8682d5..543244d421c1 100644 --- a/drivers/usb/storage/unusual_devs.h +++ b/drivers/usb/storage/unusual_devs.h @@ -78,12 +78,12 @@ UNUSUAL_DEV( 0x03f0, 0x0107, 0x0200, 0x0200, UNUSUAL_DEV( 0x03f0, 0x0207, 0x0001, 0x0001, "HP", "CD-Writer+ 8200e", - US_SC_8070, US_PR_USBAT, init_usbat, 0), + US_SC_8070, US_PR_USBAT, init_usbat_cd, 0), UNUSUAL_DEV( 0x03f0, 0x0307, 0x0001, 0x0001, "HP", "CD-Writer+ CD-4e", - US_SC_8070, US_PR_USBAT, init_usbat, 0), + US_SC_8070, US_PR_USBAT, init_usbat_cd, 0), #endif /* Reported by Sebastian Kapfer <sebastian_kapfer@gmx.net> @@ -133,6 +133,14 @@ UNUSUAL_DEV( 0x0420, 0x0001, 0x0100, 0x0100, US_SC_DEVICE, US_PR_DEVICE, NULL, US_FL_IGNORE_RESIDUE ), +/* Reported by Jiri Slaby <jirislaby@gmail.com> and + * Rene C. Castberg <Rene@Castberg.org> */ +UNUSUAL_DEV( 0x0421, 0x0446, 0x0100, 0x0100, + "Nokia", + "N80", + US_SC_DEVICE, US_PR_DEVICE, NULL, + US_FL_IGNORE_RESIDUE | US_FL_FIX_CAPACITY ), + /* Reported by Olaf Hering <olh@suse.de> from novell bug #105878 */ UNUSUAL_DEV( 0x0424, 0x0fdc, 0x0210, 0x0210, "SMSC", @@ -216,6 +224,14 @@ UNUSUAL_DEV( 0x04a4, 0x0004, 0x0001, 0x0001, "DVD-CAM DZ-MV100A Camcorder", US_SC_SCSI, US_PR_CB, NULL, US_FL_SINGLE_LUN), +/* Patch for Nikon coolpix 2000 + * Submitted by Fabien Cosse <fabien.cosse@wanadoo.fr>*/ +UNUSUAL_DEV( 0x04b0, 0x0301, 0x0010, 0x0010, + "NIKON", + "NIKON DSC E2000", + US_SC_DEVICE, US_PR_DEVICE,NULL, + US_FL_NOT_LOCKABLE ), + /* Reported by Andreas Bockhold <andreas@bockionline.de> */ UNUSUAL_DEV( 0x04b0, 0x0405, 0x0100, 0x0100, "NIKON", @@ -223,13 +239,12 @@ UNUSUAL_DEV( 0x04b0, 0x0405, 0x0100, 0x0100, US_SC_DEVICE, US_PR_DEVICE, NULL, US_FL_FIX_CAPACITY), -/* Patch for Nikon coolpix 2000 - * Submitted by Fabien Cosse <fabien.cosse@wanadoo.fr>*/ -UNUSUAL_DEV( 0x04b0, 0x0301, 0x0010, 0x0010, +/* Reported by Jamie Kitson <jamie@staberinde.fsnet.co.uk> */ +UNUSUAL_DEV( 0x04b0, 0x040d, 0x0100, 0x0100, "NIKON", - "NIKON DSC E2000", - US_SC_DEVICE, US_PR_DEVICE,NULL, - US_FL_NOT_LOCKABLE ), + "NIKON DSC D70s", + US_SC_DEVICE, US_PR_DEVICE, NULL, + US_FL_FIX_CAPACITY), /* BENQ DC5330 * Reported by Manuel Fombuena <mfombuena@ya.com> and @@ -393,7 +408,7 @@ UNUSUAL_DEV( 0x04fc, 0x80c2, 0x0100, 0x0100, UNUSUAL_DEV( 0x04e6, 0x1010, 0x0000, 0x9999, "Shuttle/SCM", "USBAT-02", - US_SC_SCSI, US_PR_USBAT, init_usbat, + US_SC_SCSI, US_PR_USBAT, init_usbat_flash, US_FL_SINGLE_LUN), #endif @@ -797,7 +812,7 @@ UNUSUAL_DEV( 0x0781, 0x0002, 0x0009, 0x0009, UNUSUAL_DEV( 0x0781, 0x0005, 0x0005, 0x0005, "Sandisk", "ImageMate SDDR-05b", - US_SC_SCSI, US_PR_USBAT, init_usbat, + US_SC_SCSI, US_PR_USBAT, init_usbat_flash, US_FL_SINGLE_LUN ), #endif diff --git a/drivers/usb/storage/usb.c b/drivers/usb/storage/usb.c index dd108634348e..e232c7c89909 100644 --- a/drivers/usb/storage/usb.c +++ b/drivers/usb/storage/usb.c @@ -221,6 +221,37 @@ static int storage_resume(struct usb_interface *iface) #endif /* CONFIG_PM */ /* + * The next two routines get called just before and just after + * a USB port reset, whether from this driver or a different one. + */ + +static void storage_pre_reset(struct usb_interface *iface) +{ + struct us_data *us = usb_get_intfdata(iface); + + US_DEBUGP("%s\n", __FUNCTION__); + + /* Make sure no command runs during the reset */ + mutex_lock(&us->dev_mutex); +} + +static void storage_post_reset(struct usb_interface *iface) +{ + struct us_data *us = usb_get_intfdata(iface); + + US_DEBUGP("%s\n", __FUNCTION__); + + /* Report the reset to the SCSI core */ + scsi_lock(us_to_host(us)); + usb_stor_report_bus_reset(us); + scsi_unlock(us_to_host(us)); + + /* FIXME: Notify the subdrivers that they need to reinitialize + * the device */ + mutex_unlock(&us->dev_mutex); +} + +/* * fill_inquiry_response takes an unsigned char array (which must * be at least 36 characters) and populates the vendor name, * product name, and revision fields. Then the array is copied @@ -593,6 +624,15 @@ static int get_transport(struct us_data *us) break; #endif +#ifdef CONFIG_USB_STORAGE_ALAUDA + case US_PR_ALAUDA: + us->transport_name = "Alauda Control/Bulk"; + us->transport = alauda_transport; + us->transport_reset = usb_stor_Bulk_reset; + us->max_lun = 1; + break; +#endif + default: return -EIO; } @@ -648,15 +688,6 @@ static int get_protocol(struct us_data *us) break; #endif -#ifdef CONFIG_USB_STORAGE_ALAUDA - case US_PR_ALAUDA: - us->transport_name = "Alauda Control/Bulk"; - us->transport = alauda_transport; - us->transport_reset = usb_stor_Bulk_reset; - us->max_lun = 1; - break; -#endif - default: return -EIO; } @@ -1002,6 +1033,8 @@ static struct usb_driver usb_storage_driver = { .suspend = storage_suspend, .resume = storage_resume, #endif + .pre_reset = storage_pre_reset, + .post_reset = storage_post_reset, .id_table = storage_usb_ids, }; |