Re: [Linux-gpib-general] INES GPIB-PCI board: bugs in ver. 4.3.4 and above

[dave p. <dpe...@gm...>]

Hi,
There were no ines related changes between 4.3.3 and 4.3.4 so the problem
might be elsewhere. Please send the gpib related dmesg output.

On Tue, 29 Aug 2023 at 09:19, <tn...@gm...> wrote:

> Hello,
>
> Since version 4.3.3, I am having problems with an INES GPIB-PCI board in
> Debian 11.7 (gcc 10.2.1).
> The GPIB communication works fine in ver. 4.3.3, but in all the versions
> above it (4.3.4 to 4.3.6) the board is unresponsive.
> The required drivers are nec7210 and ines, of which the first is unchanged
> (hence OK). As for ines
> (linux-gpib-4.3.6/linux-gpib-kernel-4.3.6/drivers/gpib/ines), there are
> some changes from ver. 4.3.3 (working) to the following ones (not working)
> - see below.
>
> Please check the modified code and, if possible, make it work again also
> in versions 4.3.4+
>
> ===========================
>
> The output of lspci -vv is:
>
> 05:01.0 Communication controller: Advantech Co., Ltd. INES GPIB-PCI
>         Subsystem: Advantech Co., Ltd. INES GPIB-PCI
>         Control: I/O+ Mem+ BusMaster- SpecCycle- MemWINV- VGASnoop-
> ParErr- Stepping- SERR- FastB2B- DisINTx-
>         Status: Cap- 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort-
> <TAbort- <MAbort- >SERR- <PERR- INTx-
>         Interrupt: pin A routed to IRQ 21
>         Region 0: Memory at df014000 (32-bit, non-prefetchable) [size=16K]
>         Region 1: I/O ports at b100 [size=32]
>         Kernel modules: ines_gpib
>
>
>
> $ diff
> linux-gpib-4.3.6/linux-gpib-kernel-4.3.6/drivers/gpib/ines/ines_cs.c
> linux-gpib-4.3.3/linux-gpib-kernel-4.3.3/drivers/gpib/ines/ines_cs.c
>
> 294c294
> <       .name           = "ines_gpib_cs",
> ---
> >       .drv = { .name = "ines_gpib_cs", },
>
>
>
> $ diff
> linux-gpib-4.3.6/linux-gpib-kernel-4.3.6/drivers/gpib/ines/ines_init.c
> linux-gpib-4.3.3/linux-gpib-kernel-4.3.3/drivers/gpib/ines/ines_init.c
>
> 675,684d674
> < static int ines_pci_probe(struct pci_dev *dev, const struct
> pci_device_id *id) {
> <       return 0;
> < }
> <
> < static struct pci_driver ines_pci_driver = {
> <       .name = "ines_gpib",
> <       .id_table = ines_pci_table,
> <       .probe = &ines_pci_probe
> < };
> <
> 689,694d678
> <       err = pci_register_driver(&ines_pci_driver);
> <       if (err) {
> <               printk("ines_gpib: pci_driver_register failed!\n");
> <               return err;
> <       }
> <
> 723,724d706
> <
> <       pci_unregister_driver(&ines_pci_driver);
>
>
>
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