Hello Wolfgang,

many thanks for providing this patch!

On 09/08/11 22:07, Wolfgang Grandegger wrote:

> This patch adds the "peak_pci" driver for the PCAN PCI/PCIe cards (1, 2, 3
> or 4 channels) from PEAK Systems (http://www.peak-system.com).


Yes - that fits, but ...


> +#define PEAK_PCI_VENDOR_ID   0x001C  /* The PCI device and vendor IDs */
> +#define PEAK_PCI_DEVICE_ID   0x0001  /* for PCI / PCIe slot cards */
> +#define PEAK_PCIE_DEVICE_ID  0x0002  /* for PCIExpress cards */
> +
> +static const u16 peak_pci_icr_masks[] = {0x02, 0x01, 0x40, 0x80};
> +
> +static DEFINE_PCI_DEVICE_TABLE(peak_pci_tbl) = {
> +     {PEAK_PCI_VENDOR_ID, PEAK_PCI_DEVICE_ID, PCI_ANY_ID, PCI_ANY_ID,},
> +     {PEAK_PCI_VENDOR_ID, PEAK_PCIE_DEVICE_ID, PCI_ANY_ID, PCI_ANY_ID,},
> +     {0,}
> +};


The problem is the support of the PCAN ExpressCard (device ID 0x0002) here.

This commit

   https://lists.berlios.de/pipermail/socketcan-commit/2010-June/000814.html

should be reverted, as you can use the PCAN-ExpressCard (IPEH-00300[12]) only
with a hardware patch, as we need some I2C initialisations to enable the CAN
transceiver (and the funky status LEDs). See at:

http://anonscm.debian.org/gitweb/?p=collab-maint/peak-linux-driver.git;a=blob;f=driver/src/pcan_pciec.c;h=87ce0bda41aa0a6dda8284d48237b1ef7c678e11;hb=HEAD#l36

I'll also test your driver on Monday.

Tnx & best regards,
Oliver
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