Something I didn't spot in my first look at this patch.
On Fri, 2015-04-10 at 11:12 +0200, Gabriel FERNANDEZ wrote:
> --- a/drivers/pci/host/Kconfig
> +++ b/drivers/pci/host/Kconfig
>
> +config PCI_ST
> + bool "ST PCIe controller"
> + depends on ARCH_STI || (ARM && COMPILE_TEST)
> + select PCIE_DW
> + help
> + Enable PCIe controller support on ST Socs. This controller is based
> + on Designware hardware and therefore the driver re-uses the
> + Designware core functions to implement the driver.
You can't have ARCH_STI without ARM, so ARM will always be set if this
driver is enabled. Correct?
> --- /dev/null
> +++ b/drivers/pci/host/pci-st.c
> + if (IS_ENABLED(CONFIG_ARM)) {
> + /*
> + * We have to hook the abort handler so that we can intercept
> + * bus errors when doing config read/write that return UR,
> + * which is flagged up as a bus error
> + */
> + hook_fault_code(16+6, st_pcie_abort_handler, SIGBUS, 0,
> + "imprecise external abort");
> + }
So, unless I'm missing something obvious here, IS_ENABLED(CONFIG_ARM)
will always evaluate to 1. Can't that test be dropped?
Paul Bolle
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