From 68f436a80fc89faa474134edfe442d95528be17a Mon Sep 17 00:00:00 2001 From: Patrick Rudolph Date: Tue, 25 Jul 2023 12:43:52 +0200 Subject: [PATCH] hwmon: (peci/cputemp) Add Intel Sapphire Rapids support Add support to read DTS for reading Intel Sapphire Rapids platform. Signed-off-by: Patrick Rudolph Signed-off-by: Naresh Solanki Acked-by: Guenter Roeck Reviewed-by: Iwona Winiarska Signed-off-by: Iwona Winiarska Link: https://lore.kernel.org/r/20230725104354.33920-2-Naresh.Solanki@9elements.com --- 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 e5b65a3..a812c15 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); -- 2.7.4