Commit 68f436a8 authored by Patrick Rudolph's avatar Patrick Rudolph Committed by Iwona Winiarska
Browse files

hwmon: (peci/cputemp) Add Intel Sapphire Rapids support 



Add support to read DTS for reading Intel Sapphire Rapids platform.

Signed-off-by: default avatarPatrick Rudolph <patrick.rudolph@9elements.com>
Signed-off-by: default avatarNaresh Solanki <Naresh.Solanki@9elements.com>
Acked-by: default avatarGuenter Roeck <linux@roeck-us.net>
Reviewed-by: default avatarIwona Winiarska <iwona.winiarska@intel.com>
Signed-off-by: default avatarIwona Winiarska <iwona.winiarska@intel.com>
Link: https://lore.kernel.org/r/20230725104354.33920-2-Naresh.Solanki@9elements.com
parent 37dd6b9f

drivers/hwmon/peci/cputemp.c

+18 −0
Original line number Diff line number Diff line
@@ -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);