[Linaro-acpi] [PATCH V1 1/2] PCI: thunder: Enable ACPI PCI controller for ThunderX pass2.x silicon version

Bjorn Helgaas helgaas at kernel.org
Fri Dec 2 08:27:43 PST 2016


On Fri, Dec 02, 2016 at 11:45:00AM +0100, Robert Richter wrote:
> On 02.12.16 11:06:24, Tomasz Nowicki wrote:
> > On 02.12.2016 07:42, Duc Dang wrote:
> 
> > >@@ -98,16 +98,16 @@ struct mcfg_fixup {
> > >        { "CAVIUM", "THUNDERX", rev, seg, MCFG_BUS_ANY,                 \
> > >        &pci_thunder_ecam_ops }
> > >        /* SoC pass1.x */
> > >-   THUNDER_PEM_QUIRK(2,  0),       /* off-chip devices */
> > >-   THUNDER_PEM_QUIRK(2,  1),       /* off-chip devices */
> > >-   THUNDER_ECAM_QUIRK(2,  0),
> > >-   THUNDER_ECAM_QUIRK(2,  1),
> > >-   THUNDER_ECAM_QUIRK(2,  2),
> > >-   THUNDER_ECAM_QUIRK(2,  3),
> > >-   THUNDER_ECAM_QUIRK(2, 10),
> > >-   THUNDER_ECAM_QUIRK(2, 11),
> > >-   THUNDER_ECAM_QUIRK(2, 12),
> > >-   THUNDER_ECAM_QUIRK(2, 13),
> > >+ THUNDER_PEM_QUIRK(2, 0UL),  /* off-chip devices */
> > >+ THUNDER_PEM_QUIRK(2, 1UL),  /* off-chip devices */
> > >+ THUNDER_ECAM_QUIRK(2, 0UL),
> > >+ THUNDER_ECAM_QUIRK(2, 1UL),
> > >+ THUNDER_ECAM_QUIRK(2, 2UL),
> > >+ THUNDER_ECAM_QUIRK(2, 3UL),
> > >+ THUNDER_ECAM_QUIRK(2, 10UL),
> > >+ THUNDER_ECAM_QUIRK(2, 11UL),
> > >+ THUNDER_ECAM_QUIRK(2, 12UL),
> > >+ THUNDER_ECAM_QUIRK(2, 13UL),
> > >
> > 
> > The UL suffix is needed for *THUNDER_PEM_QUIRK* only. THUNDER_ECAM_QUIRK is
> > fine.
> 
> We should better make the type cast part of the macro.
> 
> + this:
> 
> ---
> #define THUNDER_MCFG_RES(addr, node) \
>        DEFINE_RES_MEM(addr + (node << 44), 0x39 * SZ_16M)
> ---
> 
> The args in the macro need parentheses.

Would you mind sending me a little incremental patch doing what you
want?  I could try myself, but since I don't have an arm64 cross-build
setup, I'm working in the dark.



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