On Sat, Apr 28, 2018 at 06:54:38PM -0700, Guenter Roeck wrote:
> Add Raven Ridge root bridge and data fabric PCI IDs.
> This is required for amd_pci_dev_to_node_id() and amd_smn_read().
>
> Signed-off-by: Guenter Roeck <linux@xxxxxxxxxxxx>
> ---
> This patch is a prerequisite for the second patch in the series.
> I'll be happy to apply both patches through hwmon if that is acceptable
> (and Cc: stable for 4.16+). If not, I'll be happy to wait for this patch
> to be available upstream.
>
> Since that there is no public documentation available for Raven Ridge,
> PCI IDs are derived from output of lspci.
>
> arch/x86/kernel/amd_nb.c | 6 ++++++
> 1 file changed, 6 insertions(+)
>
> diff --git a/arch/x86/kernel/amd_nb.c b/arch/x86/kernel/amd_nb.c
> index c88e0b127810..bd33613ecb7c 100644
> --- a/arch/x86/kernel/amd_nb.c
> +++ b/arch/x86/kernel/amd_nb.c
> @@ -14,8 +14,11 @@
> #include <asm/amd_nb.h>
>
> #define PCI_DEVICE_ID_AMD_17H_ROOT 0x1450
> +#define PCI_DEVICE_ID_AMD_17H_RR_ROOT 0x15d0
I think the nomenclature we decided upon at the time was
...AMD_<family>H_M<model>H...
PCI_DEVICE_ID_AMD_15H_M10H_F3, for example.
And in this case, it should be
PCI_DEVICE_ID_AMD_17H_M<which model is RV>H_F<PCI function number>
Yazen, which is the first model of Raven Ridge?
Thx.
--
Regards/Gruss,
Boris.
SUSE Linux GmbH, GF: Felix Imendörffer, Jane Smithard, Graham Norton, HRB 21284 (AG Nürnberg)
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