On Wed, 2023-07-19 at 20:41 +0200, Naresh Solanki wrote:
> From: Patrick Rudolph <patrick.rudolph@xxxxxxxxxxxxx>
>
> Add support to read DTS for reading Intel Sapphire Rapids platform.
>
> Signed-off-by: Patrick Rudolph <patrick.rudolph@xxxxxxxxxxxxx>
> Signed-off-by: Naresh Solanki <Naresh.Solanki@xxxxxxxxxxxxx>
> Acked-by: Guenter Roeck <linux@xxxxxxxxxxxx>
Reviewed-by: Iwona Winiarska <iwona.winiarska@xxxxxxxxx>
Thanks
-Iwona
> ---
> Chagnes in V3:
> - Update Acked-by in commit message.
> Changes in V2:
> - Refactored from previous patchset as seperate patch based on subsystem.
> ---
> drivers/hwmon/peci/cputemp.c | 18 ++++++++++++++++++
> 1 file changed, 18 insertions(+)
>
> diff --git a/drivers/hwmon/peci/cputemp.c b/drivers/hwmon/peci/cputemp.c
> index e5b65a382772..a812c15948d9 100644
> --- a/drivers/hwmon/peci/cputemp.c
> +++ b/drivers/hwmon/peci/cputemp.c
> @@ -363,6 +363,7 @@ static int init_core_mask(struct peci_cputemp *priv)
> switch (peci_dev->info.model) {
> case INTEL_FAM6_ICELAKE_X:
> case INTEL_FAM6_ICELAKE_D:
> + case INTEL_FAM6_SAPPHIRERAPIDS_X:
> ret = peci_ep_pci_local_read(peci_dev, 0, reg->bus, reg->dev,
> reg->func, reg->offset + 4,
> &data);
> if (ret)
> @@ -531,6 +532,13 @@ static struct resolved_cores_reg resolved_cores_reg_icx =
> {
> .offset = 0xd0,
> };
>
> +static struct resolved_cores_reg resolved_cores_reg_spr = {
> + .bus = 31,
> + .dev = 30,
> + .func = 6,
> + .offset = 0x80,
> +};
> +
> static const struct cpu_info cpu_hsx = {
> .reg = &resolved_cores_reg_hsx,
> .min_peci_revision = 0x33,
> @@ -549,6 +557,12 @@ static const struct cpu_info cpu_icx = {
> .thermal_margin_to_millidegree = &dts_ten_dot_six_to_millidegree,
> };
>
> +static const struct cpu_info cpu_spr = {
> + .reg = &resolved_cores_reg_spr,
> + .min_peci_revision = 0x40,
> + .thermal_margin_to_millidegree = &dts_ten_dot_six_to_millidegree,
> +};
> +
> static const struct auxiliary_device_id peci_cputemp_ids[] = {
> {
> .name = "peci_cpu.cputemp.hsx",
> @@ -574,6 +588,10 @@ static const struct auxiliary_device_id
> peci_cputemp_ids[] = {
> .name = "peci_cpu.cputemp.icxd",
> .driver_data = (kernel_ulong_t)&cpu_icx,
> },
> + {
> + .name = "peci_cpu.cputemp.spr",
> + .driver_data = (kernel_ulong_t)&cpu_spr,
> + },
> { }
> };
> MODULE_DEVICE_TABLE(auxiliary, peci_cputemp_ids);
