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path: root/drivers/usb
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2008-02-21USB: usb-storage: don't clear-halt when Get-Max-LUN stallsAlan Stern
This patch (as1032) removes the Clear-Halt calls in usb_stor_Bulk_max_lun(). Evidently some devices (such as the Oracom MP3 player) really don't like to receive these requests when their bulk endpoints aren't halted. The only reason for adding them originally was to get an ancient ZIP-100 drive to work. But since this device has only a single LUN, we don't need to send it a Get-Max-LUN request at all. Adding an unusual_devs entry for the ZIP-100 with the SINGLE_LUN flag set will cause this step to be skipped. Signed-off-by: Alan Stern <stern@rowland.harvard.edu> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2008-02-21USB: option: Added vendor id for Dell 5720 broadband modemStefan Bader
this is a small patch to add support for a rebranded Novatel modem (see http://ubuntuforums.org/archive/index.php/t-608388.html for details). Signed-off-by: Stefan Bader <stefan.bader@canonical.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2008-02-21USB: option: Add Kyocera KPC680 idsDan Williams
Signed-off-by: Dan Williams <dcbw@redhat.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2008-02-21USB: quirks for known quirky audio devicesOliver Neukum
RESET_RESUME entries for some sound devices that need it. Signed-off-by: Oliver Neukum <oneukum@suse.de> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2008-02-21USB: fix previous sparse fix which was incorrectDavid Brownell
The previous fix for a "sparse" warning in ehci_urb_dequeue() was incorrect. After rescheduling interrupt transfers it returned the URB's completion status, not status for the dequeue operation itself. This patch resolves that issue, cleans up the code in the reschedule path, and shrinks the object code by a dozen bytes. Signed-off-by: David Brownell <dbrownell@users.sourceforge.net> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2008-02-21USB: fix error handling in trancevibratorOliver Neukum
trancevibrator should not pretend success if it returns an error. Signed-off-by: Oliver Neukum <oneukum@suse.de> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2008-02-21USB: g_printer, fix empty if statementAdrian Bunk
A bug every C programmer makes at some point in time... Signed-off-by: Adrian Bunk <bunk@kernel.org> Signed-off-by: Craig W. Nadler <craig@nadler.us> Signed-off-by: David Brownell <dbrownell@users.sourceforge.net> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2008-02-21USB: ehci-fsl: mpc834x config symbol is PPC_MPC834x, not MPC834xPeter Korsgaard
The config symbol for mpc834x processors is CONFIG_PPC_MPC834x, not CONFIG_MPC834x. Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk> Acked-by: David Brownell <dbrownell@users.sourceforge.net> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2008-02-21USB: fix usb open suspend race in cdc-acmOliver Neukum
this fixes a race between open and disconnect in the CDC ACM driver. Signed-off-by: Oliver Neukum <oneukum@suse.de> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2008-02-21USB: usb: yet another Dell wireless CDMA/EVDO modemAndy Shevchenko
Add native support of the Dell wireless CDMA/EVDO modem. # modprobe usbserial vendor=0x413c product=0x8129 Following seesion lines describe modem itself at OK ati3 Manufacturer: NOVATEL WIRELESS INCORPORATED Model: EXPEDITE ET620 Revision: M6500C-BBIRD_TLS_MINI_DELL-Q40306.166 [Aug 25 2006 14:00:00] ESN: 0x5B39071D +GCAP: +CIS707-A, CIS-856, +MS, +ES, +DS, +FCLASS OK Signed-off-by: Andy Shevchenko <andy@smile.org.ua> Cc: Matthias Urlichs <smurf@smurf.noris.de> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2008-02-21USB: fix pm counter leak in usblpOliver Neukum
if you fail in open() you must decrement the pm counter again. Signed-off-by: Oliver Neukum <oneukum@suse.de> Cc: stable <stable@kernel.org> Signed-off-by: Pete Zaitcev <zaitcev@redhat.com>
2008-02-21USB: Sane memory allocation in option driverOliver Neukum
The option driver - violates DMA coherency rules - allocates ~16500 bytes in one chunk This patch splits out the buffers and uses __get_free_page() to avoid higher order allocations. Signed-off-by: Oliver Neukum <oneukum@suse.de> Acked-By: Matthias Urlichs <matthias@urlichs.de> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2008-02-21USB: ftdi_sio.c add missing '|'Roel Kluin
add missing '|' Signed-off-by: Roel Kluin <12o3l@tiscali.nl> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2008-02-14d_path: Make d_path() use a struct pathJan Blunck
d_path() is used on a <dentry,vfsmount> pair. Lets use a struct path to reflect this. [akpm@linux-foundation.org: fix build in mm/memory.c] Signed-off-by: Jan Blunck <jblunck@suse.de> Acked-by: Bryan Wu <bryan.wu@analog.com> Acked-by: Christoph Hellwig <hch@infradead.org> Cc: Al Viro <viro@zeniv.linux.org.uk> Cc: "J. Bruce Fields" <bfields@fieldses.org> Cc: Neil Brown <neilb@suse.de> Cc: Michael Halcrow <mhalcrow@us.ibm.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2008-02-08usb: net2280 can't have a function called show_registers()David Howells
net2280 can't have a function called show_registers() because this can produce a namespace clash with an arch function of the same name. All this driver's functions and variables should really be prefixed with "net2280_" to avoid such a problem in future. Signed-off-by: David Howells <dhowells@redhat.com> Cc: Greg KH <greg@kroah.com> Cc: David Brownell <dbrownell@users.sourceforge.net> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2008-02-02Merge git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/pci-2.6Linus Torvalds
* git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/pci-2.6: (64 commits) PCI: make pci_bus a struct device PCI: fix codingstyle issues in include/linux/pci.h PCI: fix codingstyle issues in drivers/pci/pci.h PCI: PCIE ASPM support PCI: Fix fakephp deadlock PCI: modify SB700 SATA MSI quirk PCI: Run ACPI _OSC method on root bridges only PCI ACPI: AER driver should only register PCIe devices with _OSC PCI ACPI: Added a function to register _OSC with only PCIe devices. PCI: constify function pointer tables PCI: Convert drivers/pci/proc.c to use unlocked_ioctl pciehp: block new requests from the device before power off pciehp: workaround against Bad DLLP during power off pciehp: wait for 1000ms before LED operation after power off PCI: Remove pci_enable_device_bars() from documentation PCI: Remove pci_enable_device_bars() PCI: Remove users of pci_enable_device_bars() PCI: Add pci_enable_device_{io,mem} intefaces PCI: avoid save the same type of cap multiple times PCI: correctly initialize a structure for pcie_save_pcix_state() ...
2008-02-01PCI: use dev_printk in quirk messagesbjorn.helgaas@hp.com
Convert quirk printks to dev_printk(). I made the MSI disable messages a little more consistent: - always use "disabled", not "deactivated" - specify "device MSI disabled" or "subordinate MSI disabled" when disabling MSI for only a specific device or subordinate bus Signed-off-by: Bjorn Helgaas <bjorn.helgaas@hp.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2008-02-01USB: fix codingstyle issues in drivers/usb/core/*.cGreg Kroah-Hartman
Fixes a number of coding style issues in the remaining .c files in drivers/usb/core/ Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2008-02-01USB: fix codingstyle issues in drivers/usb/core/message.cGreg Kroah-Hartman
Fixes a number of coding style issues in the message.c file. Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2008-02-01USB: fix codingstyle issues in drivers/usb/core/hcd-pci.cGreg Kroah-Hartman
Fixes a number of coding style issues in the hcd-pci.c file. Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2008-02-01USB: fix codingstyle issues in drivers/usb/core/devio.cGreg Kroah-Hartman
Fixes a number of coding style issues in the devio.c file. Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2008-02-01USB: fix codingstyle issues in drivers/usb/core/devices.cGreg Kroah-Hartman
Fixes a number of coding style issues in the devices.c file. Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2008-02-01USB: fix codingstyle issues in drivers/usb/core/*.hGreg Kroah-Hartman
Fixes a number of coding style issues in the USB internal header files. Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2008-02-01USB: mark USB drivers as being GPL onlyGreg Kroah-Hartman
Over two years ago, the Linux USB developers stated that they believed there was no way to create a USB kernel driver that was not under the GPL. This patch moves the USB apis to enforce that decision. There are no known closed source USB drivers in the wild, so this patch should cause no problems. Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2008-02-01USB: use a real vendor and product id for root hubsGreg Kroah-Hartman
Turns out that a company is out there using the vendor id of 0x0000 in the wild, so use a real vendor/product id for the root hubs. Now that the Linux Foundation has a real vendor id, we use that, and the first product id: 0x1d6b is the vendor id of the Linux Foundation 0x0001 is the product id for Linux 1.1 root hubs 0x0002 is the product id for Linux 2.0 root hubs The usb.ids file has already been updated with these values. Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2008-02-01USB: mount options: fix usbfsMiklos Szeredi
Add a .show_options super operation to usbfs. Signed-off-by: Miklos Szeredi <mszeredi@suse.cz> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2008-02-01USB: Fix usb_serial_driver structure for Kobil cardreader driver.Stefan Bader
The device setup did miss to initialize the num_interrupt_out field, thus failing to successfully complete the probe function. Signed-off-by: Stefan Bader <stefan.bader@canonical.com> Cc: stable <stable@kernel.org> Cc: Alan Cox <alan@redhat.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2008-02-01usb: ehci should use u16 for isochronous intervalsDavid Brownell
While most isochronous endpoints have short polling intervals, the EHCI driver won't necessarily handle larger ones correctly. This patch switches to use a "u16" to represent those periods, not a u8, since it can always work: the largest expressible period is 2^15 units ... not the previous too-short limit of 128 frames (full or low speeds) or microframes (high speed, 32 frames). This bug is essentially theoretical, since the few ISO endpoints I've seen which don't use one transfer per frame are high speed ones using more than that (including high bandwidth, 24 KB/msec). Signed-off-by: David Brownell <dbrownell@users.sourceforge.net> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2008-02-01usb: ehci, remove false clear-reset pathDavid Brownell
Some of the "EHCI ports reset forever" problems may be explained by code paths which wrongly flagged resets as complete. This removes two such paths; the ehci_hub_status_data() path should be the only one to have an effect, since it was already properly flagged on the other path. (Issue noted by Minhyoung Kim <a9a9@lge.com>.) Signed-off-by: David Brownell <dbrownell@users.sourceforge.net> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2008-02-01USB: Use menuconfig objectsDenis Cheng
commit 04d06ad0f1fdb499af84ae3d7969e2136a462f38 have added menuconfig support for the whole USB Kconfig, but there are still menuconfig need for usb/serial, usb/atm, and usb/gadget, so that the user can disable all the options in that menu at once instead of having to disable each option separately. Signed-off-by: Denis Cheng <crquan@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2008-02-01usb: ohci-sm501 driverMagnus Damm
usb: ohci-sm501 driver V2 This patch adds sm501 ohci support. It's all very straightforward with the exception of dma_declare_coherent_memory() and HCD_LOCAL_MEM. Together they are used to ensure that usb data is allocated using dma_alloc_coherent(), and that only valid dma memory is used to allocate from. This driver is a platform device, and the mfd driver sm501.c is already creating one usb host controller instance per sm501. Signed-off-by: Magnus Damm <damm@igel.co.jp> Cc: David Brownell <david-b@pacbell.net> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2008-02-01usb: dma bounce buffer supportMagnus Damm
usb: dma bounce buffer support V4 This patch adds dma bounce buffer support to the usb core. These buffers can be enabled with the HCD_LOCAL_MEM flag, and they make sure that all data passed to the host controller is allocated using dma_alloc_coherent(). Signed-off-by: Magnus Damm <damm@igel.co.jp> Acked-by: Alan Stern <stern@rowland.harvard.edu> Acked-by: David Brownell <dbrownell@users.sourceforge.net> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2008-02-01USB: last abuses of intfdata in close for usb-serial driversOliver Neukum
these drivers abused intfdata in close() as flags for binding. That races with reprobing of those devices. This patch fixes that by using the flag and the locks introduced with the patch against mos7720. Signed-off-by: Oliver Neukum <oneukum@suse.de> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2008-02-01USB: kl5kusb105 don't flush to logically disconnected devicesOliver Neukum
If disconnect() is called for a logical disconnect, no more IO must be done after disconnect() returns, or the old and new drivers may conflict. This patch avoids this by using the flag and lock introduced by the earlier patch for the mos7720 driver. Signed-off-by: Oliver Neukum <oneukum@suse.de> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2008-02-01USB: oti6858: cleanupAlan Cox
- Rename the copied buffer functions from pl2303 to oti6858 to avodi confusion - Initialise speeds properly - Use modern baud rate handling - Remove GSERIAL/SSERIAL ioctl hacks that reference termios unlocked Signed-off-by: Alan Cox <alan@redhat.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2008-02-01USB: more serial drivers writing after disconnectOliver Neukum
this covers the rest of the obvious cases by using the flags and locks to guard against disconnect which were introduced in the earlier patch against mos7720. Signed-off-by: Oliver Neukum <oneukum@suse.de> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2008-02-01USB: make sure usb serial drivers don't flush to logically disconnected devicesOliver Neukum
If disconnect() is called for a logical disconnect, no more IO must be done after disconnect() returns, or the old and new drivers may conflict. This patch avoids this by using the flag and lock introduced by the earlier patch for the mos7720 driver. Signed-off-by: Oliver Neukum <oneukum@suse.de> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2008-02-01USB: fix memleak in ark3116 serial driverOliver Neukum
in an error case memory already allocated must be freed again. Signed-off-by: Oliver Neukum <oneukum@suse.de> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2008-02-01USB: stop abuse of intfdata in cypress_m8Oliver Neukum
this driver uses usb_get_intfdata() == NULL as a test for disconnect(). You must not do that as this races with probe(). By the time you test your erstwhile interface may already be somebody else's interface. This fixes the close() method of cypress_m8 to use the recently introduced flag and use locking against disconnect() where required in close(). Signed-off-by: Oliver Neukum <oneukum@suse.de> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2008-02-01USB: constify function pointer tablesJan Engelhardt
Signed-off-by: Jan Engelhardt <jengelh@computergmbh.de> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2008-02-01USB: stop io performed by mos7720 upon close()Oliver Neukum
This fixes a problem where the mos7720 driver will make io to a device from which it has been logically disconnected. It does so by introducing a flag by which the generic usb serial code can signal the subdrivers their disconnection and appropriate locking. Signed-off-by: Oliver Neukum <oneukum@suse.de> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2008-02-01USB: add support for SuperH OHCIYoshihiro Shimoda
add support for SuperH OHCI. supported CPU are: - SH7720 - SH7721 - SH7763 Signed-off-by: Yoshihiro Shimoda <shimoda.yoshihiro@renesas.com> Acked-by: David Brownell <david-b@pacbell.net> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2008-02-01USB: ftdi_sio: remove very old changelog entries from the file.Greg Kroah-Hartman
People keep trying to add entries to this section of the driver for things. That's what the Changelog is supposed to be for, not the .c file. Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2008-02-01USB: usbserial: provide ezusb functions for an external module.Paul Chavent
When building an external module, the ezusb_* functions are not defined if we haven't loaded any built'in module that use them (whiteheat, keyspan, ...). This patch allow to build those functions even if we only have selected the usbserial generic driver. Signed-off-by: Paul Chavent <paul.chavent@fnac.net> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2008-02-01USB: EHCI: add a short delay to the bus_suspend routineAlan Stern
This patch (as1031) adds a short delay to the bus-suspend routine in ehci-hcd. Without it some devices disconnect when they should suspend. Signed-off-by: Alan Stern <stern@rowland.harvard.edu> Acked-by: David Brownell <david-b@pacbell.net> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2008-02-01USB: EHCI: move del_timer_sync calls outside spinlocked regionAlan Stern
This patch (as1030b) moves a del_timer_sync() call outside the scope of a spinlock, where it could cause a deadlock, and adds a new del_timer_sync() call for the new IAA watchdog timer (it was omitted by mistake). Signed-off-by: Alan Stern <stern@rowland.harvard.edu> Acked-by: David Brownell <dbrownell@users.sourceforge.net> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2008-02-01USB: usbfs: struct async is a fixed size structurePete Zaitcev
The ISO descriptors are allocated separately in proc_submiturb for a fetch from user mode, then tucked at the end of URB. This seems like a dead code. Signed-off-by: Pete Zaitcev <zaitcev@redhat.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2008-02-01USB: ehci completes high speed ISO URBs soonerDavid Brownell
This has some bugfixes for the EHCI driver's ISO transfer scanning logic. It was leaving ITDs and SITDs on the schedule too long, for a few different reasons, which caused trouble. (a) Look at all microframes for high speed transfers, not just the ones we expect to have finished. This way transfers ending mid-frame will complete without needing another IRQ. This also minimizes bogus scheduling underruns (e.g. EL2NSYNC). (b) When we encounter an ISO transfer (either speed, but this hits mostly at full speed) that's not yet been completed, immediately stop scanning; we've caught up to the hardware, no matter what other indications might say. (c) Always clean up ITDs (for high speed transfers) when the HC is no longer running. I'm not sure whether the last one has been observed before, but both the others have been reported with "real world" audio and video code. Signed-off-by: David Brownell <dbrownell@users.sourceforge.net> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2008-02-01USB: ehci: minor ISO updates, always support split ISODavid Brownell
Small updates to the EHCI driver's ISO support: - Get rid of the Kconfig option for full speed ISO. It may not be perfect yet, but it hasn't appeared to be dangerous and pretty much every configuration wants it. - Instead of two places to disable an empty periodic schedule after an ISO transfer completes, just have one. - After the periodic schedule is disabled, we can short-circuit the schedule scan ... it can't possibly have more work to do. Assuming a typical config with split iso enabled, the only change in behavior should be almost unobservable: quicker termination of periodic scans when the schedule gets emptied. Signed-off-by: David Brownell <dbrownell@users.sourceforge.net> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2008-02-01USB: ehci saves some memory in ISO transfer descriptorsKarsten Wiese
In the EHCI driver, itd->usecs[8] is used in periodic_usecs(), indexed by uframe. For an ITD's unused uframes it is 0, else it contains the same value as itd->stream->usecs. To check if an ITD's uframe is used, we can instead test itd->hw_transaction[uframe]: if used, it will be nonzero no matter what endianess is used. This patch replaces those two uses, eliminates itd->usecs[], and saves eight bytes from each ITD. Signed-off-by: Karsten Wiese <fzu@wemgehoertderstaat.de> Signed-off-by: David Brownell <dbrownell@users.sourceforge.net> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>