hwmon: (peci/cputemp) Fix miscalculated DTS for SKX

For Skylake, DTS temperature of the CPU is reported in S10.6 format
instead of S8.8.

Reported-by: Paul Fertser <fercerpav@gmail.com>
Link: https://lore.kernel.org/lkml/ZBhHS7v+98NK56is@home.paul.comp/
Signed-off-by: Iwona Winiarska <iwona.winiarska@intel.com>
Link: https://lore.kernel.org/r/20230321090410.866766-1-iwona.winiarska@intel.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>

diff --git a/drivers/hwmon/peci/cputemp.c b/drivers/hwmon/peci/cputemp.c
index 30850a479f61fdf96b5ae1cdd985b09802575bdc..87d56f0fc888c23fffac13ac67322639a4bbf409 100644 (file)
--- a/drivers/hwmon/peci/cputemp.c
+++ b/drivers/hwmon/peci/cputemp.c
@@ -537,6 +537,12 @@ static const struct cpu_info cpu_hsx = {
        .thermal_margin_to_millidegree = &dts_eight_dot_eight_to_millidegree,
 };
 
+static const struct cpu_info cpu_skx = {
+       .reg            = &resolved_cores_reg_hsx,
+       .min_peci_revision = 0x33,
+       .thermal_margin_to_millidegree = &dts_ten_dot_six_to_millidegree,
+};
+
 static const struct cpu_info cpu_icx = {
        .reg            = &resolved_cores_reg_icx,
        .min_peci_revision = 0x40,
@@ -558,7 +564,7 @@ static const struct auxiliary_device_id peci_cputemp_ids[] = {
        },
        {
                .name = "peci_cpu.cputemp.skx",
-               .driver_data = (kernel_ulong_t)&cpu_hsx,
+               .driver_data = (kernel_ulong_t)&cpu_skx,
        },
        {
                .name = "peci_cpu.cputemp.icx",