admin/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux.git synced 2025-12-07 20:06:24 +00:00
Code Issues Packages Projects Releases Wiki Activity

hwmon: (peci/cputemp) add Intel Emerald Rapids support

Browse Source 
Add support to read DTS for reading Intel Emerald Rapids platform.

Signed-off-by: Ivan Mikhaylov <fr0st61te@gmail.com>
Reviewed-by: Paul Menzel <pmenzel@molgen.mpg.de>
Link: https://lore.kernel.org/r/20251006215321.5036-4-fr0st61te@gmail.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
This commit is contained in:
Ivan Mikhaylov
2025-10-07 00:53:21 +03:00
committed by Guenter Roeck
parent 03c5ecc276
commit a45b3ae404
1 changed files with 18 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

18
drivers/hwmon/peci/cputemp.c
View File

@@ -364,6 +364,7 @@ static int init_core_mask(struct peci_cputemp *priv)
case INTEL_ICELAKE_X:
case INTEL_ICELAKE_D:
case INTEL_SAPPHIRERAPIDS_X:
case INTEL_EMERALDRAPIDS_X:
ret = peci_ep_pci_local_read(peci_dev, 0, reg->bus, reg->dev,
reg->func, reg->offset + 4, &data);
if (ret)
@@ -539,6 +540,13 @@ static struct resolved_cores_reg resolved_cores_reg_spr = {
.offset = 0x80,
};
static struct resolved_cores_reg resolved_cores_reg_emr = {
.bus = 31,
.dev = 30,
.func = 6,
.offset = 0x80,
};
static const struct cpu_info cpu_hsx = {
.reg = &resolved_cores_reg_hsx,
.min_peci_revision = 0x33,
@@ -563,6 +571,12 @@ static const struct cpu_info cpu_spr = {
.thermal_margin_to_millidegree = &dts_ten_dot_six_to_millidegree,
};
static const struct cpu_info cpu_emr = {
.reg = &resolved_cores_reg_emr,
.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",
@@ -592,6 +606,10 @@ static const struct auxiliary_device_id peci_cputemp_ids[] = {
.name = "peci_cpu.cputemp.spr",
.driver_data = (kernel_ulong_t)&cpu_spr,
},
{
.name = "peci_cpu.cputemp.emr",
.driver_data = (kernel_ulong_t)&cpu_emr,
},
{ }
};
MODULE_DEVICE_TABLE(auxiliary, peci_cputemp_ids);