diff options
| author | Mario Limonciello <mario.limonciello@amd.com> | 2024-08-20 00:35:57 -0500 |
|---|---|---|
| committer | Guenter Roeck <linux@roeck-us.net> | 2024-08-27 08:11:15 -0700 |
| commit | 4599510091a1d6d4759f1302dff32b24481eec15 (patch) | |
| tree | 3b19ba66ded4b22419ac2d4c844870ff1d9fddd3 /drivers/hwmon | |
| parent | 0050c167016b599c9a3fe79a8f021898a6211d83 (diff) | |
| download | lwn-4599510091a1d6d4759f1302dff32b24481eec15.tar.gz lwn-4599510091a1d6d4759f1302dff32b24481eec15.zip | |
hwmon: (k10temp): Use cpu_feature_enabled() for detecting zen
This removes some boilerplate from the code and will allow adding
future CPUs by just device IDs.
Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
Message-ID: <20240820053558.1052853-1-superm1@kernel.org>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Diffstat (limited to 'drivers/hwmon')
| -rw-r--r-- | drivers/hwmon/k10temp.c | 26 |
1 files changed, 10 insertions, 16 deletions
diff --git a/drivers/hwmon/k10temp.c b/drivers/hwmon/k10temp.c index 543526bac042..85a7632f3b50 100644 --- a/drivers/hwmon/k10temp.c +++ b/drivers/hwmon/k10temp.c @@ -438,16 +438,21 @@ static int k10temp_probe(struct pci_dev *pdev, const struct pci_device_id *id) data->disp_negative = true; } - if (boot_cpu_data.x86 == 0x15 && + data->is_zen = cpu_feature_enabled(X86_FEATURE_ZEN); + if (data->is_zen) { + data->temp_adjust_mask = ZEN_CUR_TEMP_RANGE_SEL_MASK; + data->read_tempreg = read_tempreg_nb_zen; + } else if (boot_cpu_data.x86 == 0x15 && ((boot_cpu_data.x86_model & 0xf0) == 0x60 || (boot_cpu_data.x86_model & 0xf0) == 0x70)) { data->read_htcreg = read_htcreg_nb_f15; data->read_tempreg = read_tempreg_nb_f15; - } else if (boot_cpu_data.x86 == 0x17 || boot_cpu_data.x86 == 0x18) { - data->temp_adjust_mask = ZEN_CUR_TEMP_RANGE_SEL_MASK; - data->read_tempreg = read_tempreg_nb_zen; - data->is_zen = true; + } else { + data->read_htcreg = read_htcreg_pci; + data->read_tempreg = read_tempreg_pci; + } + if (boot_cpu_data.x86 == 0x17 || boot_cpu_data.x86 == 0x18) { switch (boot_cpu_data.x86_model) { case 0x1: /* Zen */ case 0x8: /* Zen+ */ @@ -469,10 +474,6 @@ static int k10temp_probe(struct pci_dev *pdev, const struct pci_device_id *id) break; } } else if (boot_cpu_data.x86 == 0x19) { - data->temp_adjust_mask = ZEN_CUR_TEMP_RANGE_SEL_MASK; - data->read_tempreg = read_tempreg_nb_zen; - data->is_zen = true; - switch (boot_cpu_data.x86_model) { case 0x0 ... 0x1: /* Zen3 SP3/TR */ case 0x8: /* Zen3 TR Chagall */ @@ -496,13 +497,6 @@ static int k10temp_probe(struct pci_dev *pdev, const struct pci_device_id *id) k10temp_get_ccd_support(data, 12); break; } - } else if (boot_cpu_data.x86 == 0x1a) { - data->temp_adjust_mask = ZEN_CUR_TEMP_RANGE_SEL_MASK; - data->read_tempreg = read_tempreg_nb_zen; - data->is_zen = true; - } else { - data->read_htcreg = read_htcreg_pci; - data->read_tempreg = read_tempreg_pci; } for (i = 0; i < ARRAY_SIZE(tctl_offset_table); i++) { |