On Thu, 18 Jul 2024, Shyam Sundar S K wrote:
> To initiate the HW deep state transistion the OS_HINT command has to be
> sent to the PMFW. Add this support to the platforms that belong to family
> 1Ah model 60h series.
>
> Signed-off-by: Shyam Sundar S K <Shyam-sundar.S-k@xxxxxxx>
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@xxxxxxxxxxxxxxx>
--
i.
> ---
> drivers/platform/x86/amd/pmc/pmc.c | 2 ++
> drivers/platform/x86/amd/pmc/pmc.h | 1 +
> 2 files changed, 3 insertions(+)
>
> diff --git a/drivers/platform/x86/amd/pmc/pmc.c b/drivers/platform/x86/amd/pmc/pmc.c
> index a3d881f6e5d9..c3e51f0a5c33 100644
> --- a/drivers/platform/x86/amd/pmc/pmc.c
> +++ b/drivers/platform/x86/amd/pmc/pmc.c
> @@ -764,6 +764,7 @@ static int amd_pmc_get_os_hint(struct amd_pmc_dev *dev)
> case AMD_CPU_ID_CB:
> case AMD_CPU_ID_PS:
> case PCI_DEVICE_ID_AMD_1AH_M20H_ROOT:
> + case PCI_DEVICE_ID_AMD_1AH_M60H_ROOT:
> return MSG_OS_HINT_RN;
> }
> return -EINVAL;
> @@ -967,6 +968,7 @@ static const struct pci_device_id pmc_pci_ids[] = {
> { PCI_DEVICE(PCI_VENDOR_ID_AMD, AMD_CPU_ID_RV) },
> { PCI_DEVICE(PCI_VENDOR_ID_AMD, AMD_CPU_ID_SP) },
> { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_1AH_M20H_ROOT) },
> + { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_1AH_M60H_ROOT) },
> { }
> };
>
> diff --git a/drivers/platform/x86/amd/pmc/pmc.h b/drivers/platform/x86/amd/pmc/pmc.h
> index 9e32d3128c3a..f1166d15c856 100644
> --- a/drivers/platform/x86/amd/pmc/pmc.h
> +++ b/drivers/platform/x86/amd/pmc/pmc.h
> @@ -67,6 +67,7 @@ void amd_mp2_stb_deinit(struct amd_pmc_dev *dev);
> #define AMD_CPU_ID_PS 0x14E8
> #define AMD_CPU_ID_SP 0x14A4
> #define PCI_DEVICE_ID_AMD_1AH_M20H_ROOT 0x1507
> +#define PCI_DEVICE_ID_AMD_1AH_M60H_ROOT 0x1122
> #define PCI_DEVICE_ID_AMD_MP2_STB 0x172c
>
> #endif /* PMC_H */
>
