1 files changed, 583 insertions, 0 deletions

diff --git a/drivers/parport/ChangeLog b/drivers/parport/ChangeLog
new file mode 100644
index 000000000000..db717c1d62a5
--- /dev/null
+++ b/drivers/parport/ChangeLog
@@ -0,0 +1,583 @@
+2001-10-11  Tim Waugh  <twaugh@redhat.com>
+        * parport_pc.c, parport_serial.c: Support for NetMos cards.
+        + Patch originally from Michael Reinelt <reinelt@eunet.at>.
+
+2002-04-25  Tim Waugh  <twaugh@redhat.com>
+
+        * parport_serial.c, parport_pc.c: Move some SIIG cards around.
+        Patch from Andrey Panin.
+
+2002-01-20  Tim Waugh  <twaugh@redhat.com>
+
+        * parport_pc.c (parport_pc_compat_write_block_pio,
+        parport_pc_ecp_write_block_pio, parport_pc_ecp_read_block_pio):
+        Use the default implementations if the caller wants to use
+        O_NONBLOCK.
+
+2002-02-25  Tim Waugh  <twaugh@redhat.com>
+
+        * parport_pc.c: Make sure that priv->ctr_writable includes IntEn
+        even if IRQ is given as a parameter.
+
+2002-01-21  Tim Waugh  <twaugh@redhat.com>
+
+        * daisy.c: Apply patch from Max Vorobiev to make parport_daisy_select
+        work for ECP/EPP modes.
+
+2002-01-13  Niels Kristian Bech Jensen  <nkbj@image.dk>
+
+        * parport_pc.c: Change some occurrences of frob_set_mode to
+        ECR_WRITE.  This fixes PLIP.
+
+2002-01-04  Tim Waugh  <twaugh@redhat.com>
+
+        * share.c (parport_claim_or_block): Sleep interruptibly to prevent
+        a possible deadlock.
+
+2001-12-07  Damian Gruszka  <damian.gruszka@VisionSystems.de>
+
+        * parport_pc.c (ECR_WRITE): Define.  If there are forbidden bits
+        in the ECR register for some chips, this will be a useful place to
+        put that knowledge.
+        (change_mode): Use ECR_WRITE.
+        (parport_pc_restore_state): Likewise.
+        (parport_ECPPS2_supported): Likewise.
+        (parport_ECPEPP_supported): Likewise.
+        (irq_probe_EPP): Likewise.
+        (programmable_irq_support): Likewise.
+        (programmable_dma_support): Likewise.
+        (parport_pc_probe_port): Likewise.
+
+        (frob_set_mode): New function.  Set the mode bits of the ECR.
+        (get_fifo_residue): Use frob_set_mode.
+        (parport_pc_ecpepp_read_data): Likewise.
+        (parport_pc_ecpepp_write_data): Likewise.
+        (parport_pc_ecpepp_read_addr): Likewise.
+        (parport_pc_ecpepp_write_addr): Likewise.
+        (parport_pc_compat_write_block_pio): Likewise.
+        (parport_pc_ecp_write_block_pio): Likewise.
+        (parport_ECR_present): Likewise.
+        (parport_ECP_supported): Likewise.
+        (parport_EPP_supported): Likewise.
+        (parport_ECPEPP_supported): Likewise.
+        (programmable_irq_support): Likewise.
+        (irq_probe_ECP): Likewise.
+        (programmable_dma_support): Likewise.
+
+        (parport_pc_enable_irq): Only enable interrupts if we know which
+        IRQ line they will come from.
+        (parport_pc_init_state): Set nErrIntrEn at initialisation.
+        (parport_pc_restore_state): Only write writable bits of CTR.
+        (parport_irq_probe): If no IRQ is found, take ackIntEn out of the
+        writable bit set.
+
+2001-12-07  Tim Waugh  <twaugh@redhat.com>
+
+        * parport_pc.c (parport_pc_fifo_write_block_pio): Correct typo.
+        (parport_pc_init_state): Only set ackIntEn if we know which IRQ
+        line the interrupts will come from.
+
+2001-12-07  Tim Waugh  <twaugh@redhat.com>
+
+        * ieee1284_ops.c (parport_ieee1284_epp_write_addr,
+        parport_ieee1284_epp_read_addr): Actually do something useful.
+
+2001-12-07  Tim Waugh  <twaugh@redhat.com>
+
+        * parport_pc.c (dmaval): Don't use DMA by default.  It seems to be
+        too buggy at the moment.  Use 'dma=auto' to restore the previous
+        behaviour.
+
+2001-12-07  Tim Waugh  <twaugh@redhat.com>
+
+        * daisy.c (DEBUG): Undefine.
+
+2001-12-06  Tim Waugh  <twaugh@redhat.com>
+
+        * ieee1284_ops.c (parport_ieee1284_ecp_read_data): Mask off
+        PARPORT_CONTROL_AUTOFD as well.  Bug spotted by Joe
+        <joeja@mindspring.com>.
+
+2001-12-03  Rich Liu  <Rich.Liu@ite.com.tw>
+
+        * parport_pc.c (sio_ite_8872_probe): ITE8873 is a single-port
+        serial board, not a serial+parallel.
+
+2001-11-30  Niels Kristian Bech Jensen  <nkbj@image.dk>
+
+        * parport_pc.c: Fix compiler warning.
+
+2001-11-14  Tim Waugh  <twaugh@redhat.com>
+
+        * parport_pc.c (parport_pc_pci_probe): Hooks for PCI cards before
+        and after probing for ports.
+        * parport_serial.c (parport_register): Likewise.
+
+2001-11-12  Tim Waugh  <twaugh@redhat.com>
+
+        * parport_pc.c (init_module): Warn when parameters are ignored.
+
+2001-11-01  Damian Gruszka  <damian.gruszka@VisionSystems.de>
+
+        * parport_serial.c (serial_register): Set base_baud before
+        calling register_serial.
+
+2001-10-26  Tim Waugh  <twaugh@redhat.com>
+
+        * parport_pc.c (parport_irq_probe): When ECR programmable IRQ
+        support fails, generate interrupts using the FIFO even if we don't
+        want to use the FIFO for real data transfers.
+        (parport_pc_probe_port): Display the ECR address if we have an
+        ECR, not just if we will use the FIFO.
+
+2001-10-24  Dave Strauss  <D.Strauss@motorola.com>
+
+        * parport_pc.c (parport_pc_compat_write_block_pio,
+        parport_pc_ecp_write_block_pio): Allow a few seconds for an ECP
+        transfer to finish up.
+
+2001-10-11  Tim Waugh  <twaugh@redhat.com>
+
+        * parport_pc (sio_ite_8872_probe): New function, submitted by Rich
+        Liu from ITE.  Cleaned up, removed bogus phys_to_virt calls.
+
+2001-10-24  Tim Waugh  <twaugh@redhat.com>
+
+        * parport_pc.c: Support for AKS AladdinCARD.  Patch from
+        Aladdin Knowledge Systems (Christian Groessler).
+
+2001-10-24  Tim Waugh  <twaugh@redhat.com>
+        
+        * ieee1284_ops.c (parport_ieee1284_ecp_read_data): Try to minimise
+        turnaround time.
+
+        * ieee1284.c (parport_poll_peripheral): Try a couple of times
+        first without delaying.
+
+2001-10-10  Tim Waugh  <twaugh@redhat.com>
+
+        * parport_pc.c: Support for OX16PCI954 PCI card.
+
+2001-10-10  Tim Waugh  <twaugh@redhat.com>
+
+        * parport_pc.c: Support for OX12PCI840 PCI card (reported by
+        mk@daveg.com).  Lock-ups diagnosed by Ronnie Arosa (and now we
+        just don't trust its ECR).
+
+2001-10-10  Gunther Mayer  <gunther.mayer@braunschweig.okersurf.de>
+
+        * parport_pc.c: Support for AVLAB cards.
+
+2001-10-10  Tim Waugh  <twaugh@redhat.com>
+
+        * ieee1284_ops.c (ecp_forward_to_reverse, ecp_reverse_to_forward):
+        Remember to retry direction switch if it fails.  Patch from David
+        Lambert.
+
+2001-10-08  David C. Hansen  <haveblue@us.ibm.com>
+
+        * share.c: Make driverlist_lock and parportlist_lock static.
+
+2001-10-08  Philip Blundell  <philb@gnu.org>
+
+        * parport_pc.c: New modular parameter verbose_logging.
+        Make port->modes indicate the modes that we are prepared to use,
+        rather than the modes that are available.
+
+2001-10-07  Tim Waugh  <twaugh@redhat.com>
+
+        * parport_pc.c (parport_pc_probe_port): Fix memory leak spotted by
+        Kipp Cannon.
+
+2001-10-07  Tim Waugh  <twaugh@redhat.com>
+
+        * parport_serial.c: Remove NetMos support, since it causes problems
+        for some people.
+
+2001-08-30  Tim Waugh  <twaugh@redhat.com>
+
+        * parport_serial.c (parport_serial_pci_probe): Clean-up on partial
+        registration failure.
+
+2001-08-14  Tim Waugh  <twaugh@redhat.com>
+
+        * parport_pc.c (parport_pc_init_superio): Allow for more than one
+        SuperIO device.  Patch from Rich Lio (ITE).
+
+2001-08-11  Tim Waugh  <twaugh@redhat.com>
+
+        * parport_pc.c: Support for Titan Electronics cards.
+
+2001-08-08  Tim Waugh  <twaugh@redhat.com>
+
+        * share.c (parport_unregister_device): Remove device from wait list
+        too.
+
+2001-06-20  Tim Waugh  <twaugh@redhat.com>
+
+        * parport_pc.c: Make 'io_hi=0' work.
+
+2001-05-31  Tim Waugh  <twaugh@redhat.com>
+
+        * parport_serial.c: New file.
+
+2001-06-05  Tim Waugh  <twaugh@redhat.com>
+
+        * parport_pc.c (parport_pc_unregister_port): New exported function.
+        Do the opposite of parport_pc_probe_port.
+        (cleanup_module): Use it.
+
+2001-05-22  Juan Quintela  <quintela@mandrakesoft.com>
+
+        * parport_amiga.c: Set printk levels.
+        * parport_gsc.c: Likewise.
+        * parport_mfc3.c: Likewise.
+        * parport_pc.c: Likewise.
+        * parport_sunbpp.c: Likewise.
+        * probe.c: Likewise.
+        * share.c: Likewise.
+
+2001-05-10  Fred Barnes  <frmb2@ukc.ac.uk>
+
+       * parport_pc.c (parport_pc_epp_read_data): added support for
+       reading from a w91284pic peripheral, flag is PARPORT_W91284PIC.
+
+2001-05-07  Fred Barnes  <frmb2@ukc.ac.uk>
+ 
+        * parport_pc.c (parport_pc_epp_read_data,
+        parport_pc_epp_write_data, parport_pc_epp_read_addr,
+        parport_pc_epp_write_addr): support for fast reads/writes using
+        the PARPORT_EPP_FAST flag.
+ 
+        * ieee1284.c (parport_read, parport_write): added code to handle
+        software EPP mode (IEEE1284_MODE_EPPSWE).  Added code to allow
+        BYTE mode reverse transfers (previously always went for NIBBLE
+        mode).
+ 
+        * ieee1284_ops.c (parport_ieee1284_epp_read_data,
+        parport_ieee1284_epp_write_data): fixed various polarity problems.
+        Also (theoretically) fixed address versions (.._addr), but no
+        hardware to test this on.
+ 
+        * parport_pc.h: added parport_dump_state() function for debugging.
+        Needs to have DEBUG_PARPORT to be defined for it to be included.
+ 
+2001-05-03  Tim Waugh  <twaugh@redhat.com>
+
+        * parport_pc.c: Fix the compile problem I introduce from the last
+        change.
+
+2001-04-20  Paul Gortmaker  <p_gortmaker@yahoo.com>
+
+        * parport_pc.c: Cut down the size quite a bit (more than 4k off
+        the object, about 1k off the zImage) for the older non-PCI
+        machines which are typically resource starved anyway...
+
+2001-03-26  R Horn  <rjh@world.std.com>
+
+        * parport_pc.c: Some commentary changes.
+
+2001-04-19  Tim Waugh  <twaugh@redhat.com>
+
+        * parport_pc.c (parport_pc_probe_port): Remove __devinit
+        attribute.  Export unconditionally.
+
+2001-04-14  Jeff Garzik  <jgarzik@pobox.com>
+
+        Merged:  2001-03-30  Tim Waugh  <twaugh@redhat.com>
+
+        * drivers/parport/parport_pc.c: Make Via SuperIO chipsets behave
+        like everything else with respect to irq= and dma= parameters.
+
+2001-04-08  Tim Waugh  <twaugh@redhat.com>
+
+      * parport_pc.c (parport_pc_save_state): Read from the soft copy of
+      the control port.
+      (parport_pc_restore_state): Update the soft copy of the control
+      port.
+
+2001-03-26  Tim Waugh  <twaugh@redhat.com>
+
+        * share.c (parport_find_number, parport_find_base): Trigger
+        a lowlevel driver load if there are no ports yet.
+
+2001-03-26  Tim Waugh  <twaugh@redhat.com>
+
+        * parport_pc.c (parport_ECP_supported): Remove the IRQ conflict
+        check since it seems totally unreliable.
+
+2001-03-02  Tim Waugh  <twaugh@redhat.com>
+
+        * ieee1284_ops.c (parport_ieee1284_read_nibble): Reset nAutoFd
+        on timeout.  Matches 2.2.x behaviour.
+
+2001-03-02  Andrew Morton <andrewm@uow.edu.au>
+
+        * parport_pc.c (registered_parport): New static variable.
+        (parport_pc_find_ports): Set it when we register PCI driver.
+        (init_module): Unregister PCI driver if necessary when we
+        fail.
+
+2001-03-02  Tim Waugh  <twaugh@redhat.com>
+
+        * ieee1284_ops.c (parport_ieee1284_write_compat): Don't use
+        down_trylock to reset the IRQ count.  Don't even use sema_init,
+        because it's not even necessary to reset the count.  I can't
+        remember why we ever did.
+
+2001-01-04  Peter Osterlund  <peter.osterlund@mailbox.swipnet.se>
+
+        * ieee1284.c (parport_negotiate): Fix missing printk argument.
+
+2001-01-03  Paul Schleger  <Paul.Schleger@t-online.de>
+
+        * probe.c (parse_data): Get rid of trailing blanks in values.
+        Needed for XEROX XJ8C printer.
+
+2001-01-03  Tim Waugh  <twaugh@redhat.com>
+
+        * parport_pc.c (parport_pc_probe_port): Say something when probes
+        are omitted.
+
+2001-01-03  Tim Waugh  <twaugh@redhat.com>
+
+        * parport_pc.c (sio_via_686a_probe): Correct dma=255 fix.
+
+2000-11-21  Tim Waugh  <twaugh@redhat.com>
+
+        * parport_pc.c (parport_pc_ecp_write_block_pio): Fix
+        reverse-to-forward logic.  Spotted by Roland Kuck
+        <rci@cityweb.de>.
+
+2000-09-16  Cesar Eduardo Barros  <cesarb@nitnet.com.br>
+
+        * parport_pc.c (sio_via_686a_probe): Handle case
+        where hardware returns 255 for IRQ or DMA.
+
+2000-07-20  Eddie C. Dost  <ecd@skynet.be>
+
+        * share.c (attach_driver_chain): attach[i](port) needs to be
+        replaced by attach[count](port).
+
+2000-07-20  Eddie C. Dost  <ecd@skynet.be>
+
+        * daisy.c (add_dev): kmalloc args are in wrong order.
+
+2000-07-12  Tim Waugh  <twaugh@redhat.com>
+
+        * share.c: Documentation for parport_{get,port}_port,
+        parport_find_{number,base}.
+
+2000-07-12  Tim Waugh  <twaugh@redhat.com>
+
+        * share.c (parport_unregister_device): Remove unneeded locking
+        (test cad==dev).
+        (parport_claim): Likewise.
+        (parport_find_number): New function.
+
+2000-07-12  Tim Waugh  <twaugh@redhat.com>
+
+        * share.c (parport_register_port): Hold the parportlist_lock while
+        looking for a free parport number.
+        (parport_register_driver): Make sure that attach can block.
+        (attach_driver_chain): Likewise.
+
+2000-07-12  Tim Waugh  <twaugh@redhat.com>
+
+        * share.c (call_driver_chain): Do reference counting things.
+        (parport_get_port): New function.
+        (parport_put_port): New function.
+        (parport_register_port): Initialise reference count to zero.
+        (parport_unregister_port): Check reference count rather than
+        driver list to see if we can free the port.
+
+2000-07-12  Tim Waugh  <twaugh@redhat.com>
+
+        * share.c: Clarifications in doc comments.
+
+2000-07-12  Tim Waugh  <twaugh@redhat.com>
+
+        * share.c (parport_unregister_port): Fix typo in comment.
+
+2000-07-11  Gunther Mayer  <gunther.mayer@braunschweig.okersurf.de>
+
+        * parport_pc.c: Support for the full range of Timedia cards.
+
+2000-07-08  Tim Waugh  <twaugh@redhat.com>
+
+        * daisy.c: License block comments as part of parportbook.
+        * ieee1284.c: Likewise.
+        * share.c: Likewise.
+
+2000-06-30  Petr Vandrovec  <vandrove@vc.cvut.cz>
+
+        * procfs.c (do_hardware_modes): Generated string can be up to 34
+        chars long.
+
+2000-06-20  Gunther Mayer  <gunther.mayer@braunschweig.okersurf.de>
+
+        * parport_pc.c (parport_pc_compat_write_block_pio): Warn about
+        change_mode failures.
+        (parport_pc_ecp_write_block_pio): Likewise.
+        (parport_pc_ecp_read_block_pio): Likewise.
+
+2000-06-20  Gunther Mayer  <gunther.mayer@braunschweig.okersurf.de>
+
+        * parport_pc.c (parport_SPP_supported): Warn more about possibly
+        incorrect parameters.
+
+2000-06-15  Tim Waugh  <twaugh@redhat.com>
+
+        * parport_pc.c (parport_ECP_supported): Set PARPORT_MODE_COMPAT
+        for ECP ports, since they can all do hardware accelerated
+        compatibility mode (I assume).
+
+2000-06-13  Tim Waugh  <twaugh@redhat.com>
+
+        * parport_pc.c (cleanup_module): Remark about possible bugs.
+
+2000-06-13  Tim Waugh  <twaugh@redhat.com>
+
+        * procfs.c: Break 'hardware' out into separate files.
+
+2000-05-28  Gunther Mayer  <gunther.mayer@braunschweig.okersurf.de>
+
+        * Fix PCI ID printk for non-superio PCI cards.
+
+2000-05-28  Tim Waugh  <twaugh@redhat.com>
+
+        * share.c (call_driver_chain): Get the driverlist_lock.
+        (parport_register_device): Make sure that port->devices always
+        looks consistent.
+        (parport_register_driver): Ensure that parport drivers are given
+        parameters that are valid for the duration of the callback by
+        locking the portlist against changes.
+        (parport_unregister_driver): Likewise.
+        (parport_claim): Don't overwrite flags.
+
+2000-05-28  Tim Waugh  <twaugh@redhat.com>
+
+        * daisy.c (assign_addrs): Avoid double-probing daisy-chain devices
+        if the first probe succeeds.
+
+2000-05-16  Tim Waugh  <twaugh@redhat.com>
+
+        * share.c (parport_claim): Fix SMP race.
+
+2000-05-15  Gunther Mayer  <gunther.mayer@braunschweig.okersurf.de>
+
+        * parport_pc.c (parport_pc_compat_write_block_pio): Check for
+        timeouts.
+        (parport_pc_ecp_write_block_pio): Likewise.
+        (parport_pc_ecp_read_block_pio): Likewise.
+
+2000-05-02  Gunther Mayer  <gunther.mayer@braunschweig.okersurf.de>
+
+        * parport_pc.c: PCI SYBA patch and verbose PCI detection.
+
+2000-05-02  Gunther Mayer  <gunther.mayer@braunschweig.okersurf.de>
+
+        * parport_pc.c (decode_smsc): Fix SMSC 665/666 identification.
+
+2000-04-28  Tim Waugh  <twaugh@redhat.com>
+
+        * ieee1284.c: Short function descriptions can't be multiline.
+
+        * daisy.c: Short function descriptions can't be multiline.
+
+2000-04-19  Tim Waugh  <twaugh@redhat.com>
+
+        * parport_pc.c (parport_pc_fifo_write_block_dma): Make maxlen
+        calculation a bit clearer.
+
+        * ieee1284.c (parport_negotiate): Turn on data line drivers.
+
+        * ieee1284_ops.c (parport_ieee1284_read_byte): Turn off data line
+        drivers.
+        (parport_ieee1284_write_compat): Turn on data line drivers.
+
+        * daisy.c (assign_addrs): Turn on data line drivers.
+        (cpp_mux): Likewise.
+        (cpp_daisy): Likewise.
+
+2000-04-04  Tim Waugh  <twaugh@redhat.com>
+
+        * parport_pc.c: Add support for another PCI card.
+
+2000-04-04  Tim Waugh  <twaugh@redhat.com>
+
+        * daisy.c: Documentation in kernel-doc format.
+
+        * ieee1284.c: Likewise.
+
+        * share.c: Likewise.
+
+2000-04-01  Tim Waugh  <twaugh@redhat.com>
+
+        * share.c (parport_register_device): Need to hold the module
+        reference counts before sleeping.
+
+2000-03-27  Tim Waugh  <twaugh@redhat.com>
+
+        * parport_pc.c (parport_pc_ecp_read_block_pio): Correct operation
+        when peripheral is trying to send data when we stop listening.
+
+2000-03-22  Tim Waugh  <twaugh@redhat.com>
+
+        * init.c (parport_setup): Fix return value.
+
+2000-03-21  Tim Waugh  <twaugh@redhat.com>
+
+        * parport_pc.c (parport_pc_pci_probe): Fix return value; call
+        pci_enable_device.
+
+2000-03-16  Tim Waugh  <twaugh@redhat.com>
+
+        * parport_pc.c (parport_ECP_supported): This seems to trigger on
+        machines that don't have an IRQ conflict; toned down the warning
+        message accordingly.
+
+2000-03-16  Gunther Mayer  <gunther.mayer@braunschweig.netsurf.de>
+
+        * parport_pc.c (show_parconfig_smsc37c669): Fix typo.
+        (decode_winbond): More IDs.
+        (winbond_check): Protect against false positives.
+        (winbond_check2): Likewise.
+        (smsc_check): Likewise.
+
+2000-03-15  Tim Waugh  <twaugh@redhat.com>
+
+        * parport_pc.c (cleanup_module): Don't call pci_unregister_driver
+        if we didn't call pci_register_driver first.
+
+2000-03-13  Tim Waugh  <twaugh@redhat.com>
+
+        * parport_pc.c (parport_pc_init): Moved from asm/parport.h.
+
+        * Config.in: CONFIG_PARPORT_PC_SUPERIO: new option.
+
+        * parport_pc.c (show_parconfig_smsc37c669): Make __devinit.
+        (show_parconfig_winbond): Likewise.
+        (decode_winbond): Likewise.
+        (decode_smsc): Likewise.
+        (winbond_check): Likewise.
+        (winbond_check2): Likewise.
+        (smsc_check): Likewise.
+        (detect_and_report_winbond): Likewise.
+        (detect_and_report_smsc): Likewise.
+        (get_superio_dma): Likewise.
+        (get_superio_irq): Likewise.
+        (parport_pc_find_isa_ports): New function.
+        (parport_pc_find_ports): New function.
+        (init_module): Make superio a config option, not a parameter.
+
+2000-03-10  Tim Waugh  <twaugh@redhat.com>
+
+        * parport_pc.c (decode_winbond): Use correct 83877ATF chip ID.
+        (decode_winbond): Fix typo.
+
+2000-03-09  Tim Waugh  <twaugh@redhat.com>
+
+        * parport_pc.c: Integrate SuperIO PCI probe with normal PCI card
+        probe, so that the MODULE_DEVICE_TABLE is complete.
+