RE: [Open-FCoE] [PATCH] drivers/firmware/edd: Treat "XPRS" host bustype the same as "PCI"

From: Zou, Yi
Date: Wed Sep 28 2011 - 00:34:12 EST


>
> PCI Express devices will return "XPRS" host bus type during BIOS EDD
> call. "XPRS" should be treated just like "PCI" so that the proper
> pci_dev symlink will be created. Scripts such as fcoe-edd.sh will
> then work correctly.
>
> Cc: Matt Domsch <Matt_Domsch@xxxxxxxx>
> Signed-off-by: Michael Chan <mchan@xxxxxxxxxxxx>

Patch looks good to me. Just a minor note, not to be picky, the script
you mentioned is actually called 'fcoe_edd.sh', not '-'.

Reviewed-by: Yi Zou <yi.zou@xxxxxxxxx>


> ---
> drivers/firmware/edd.c | 6 +++---
> 1 files changed, 3 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/firmware/edd.c b/drivers/firmware/edd.c
> index f1b7f65..e229576 100644
> --- a/drivers/firmware/edd.c
> +++ b/drivers/firmware/edd.c
> @@ -151,7 +151,8 @@ edd_show_host_bus(struct edd_device *edev, char *buf)
> p += scnprintf(p, left, "\tbase_address: %x\n",
> info->params.interface_path.isa.base_address);
> } else if (!strncmp(info->params.host_bus_type, "PCIX", 4) ||
> - !strncmp(info->params.host_bus_type, "PCI", 3)) {
> + !strncmp(info->params.host_bus_type, "PCI", 3) ||
> + !strncmp(info->params.host_bus_type, "XPRS", 4)) {
> p += scnprintf(p, left,
> "\t%02x:%02x.%d channel: %u\n",
> info->params.interface_path.pci.bus,
> @@ -159,7 +160,6 @@ edd_show_host_bus(struct edd_device *edev, char *buf)
> info->params.interface_path.pci.function,
> info->params.interface_path.pci.channel);
> } else if (!strncmp(info->params.host_bus_type, "IBND", 4) ||
> - !strncmp(info->params.host_bus_type, "XPRS", 4) ||
> !strncmp(info->params.host_bus_type, "HTPT", 4)) {
> p += scnprintf(p, left,
> "\tTBD: %llx\n",
> @@ -668,7 +668,7 @@ edd_get_pci_dev(struct edd_device *edev)
> {
> struct edd_info *info = edd_dev_get_info(edev);
>
> - if (edd_dev_is_type(edev, "PCI")) {
> + if (edd_dev_is_type(edev, "PCI") || edd_dev_is_type(edev, "XPRS"))
> {
> return pci_get_bus_and_slot(info-
> >params.interface_path.pci.bus,
> PCI_DEVFN(info-
> >params.interface_path.pci.slot,
> info->params.interface_path.pci.
> --
> 1.7.1.GIT
>
>
> _______________________________________________
> devel mailing list
> devel@xxxxxxxxxxxxx
> https://lists.open-fcoe.org/mailman/listinfo/devel
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/