hwmon: (fam15h_power) Add platform check function
This patch adds a platform check function to make code more readable. Signed-off-by: Huang Rui <ray.huang@amd.com> Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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@ -78,6 +78,11 @@ struct fam15h_power_data {
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unsigned long power_period;
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};
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static bool is_carrizo_or_later(void)
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{
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return boot_cpu_data.x86 == 0x15 && boot_cpu_data.x86_model >= 0x60;
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}
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static ssize_t show_power(struct device *dev,
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struct device_attribute *attr, char *buf)
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{
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@ -94,7 +99,7 @@ static ssize_t show_power(struct device *dev,
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* On Carrizo and later platforms, TdpRunAvgAccCap bit field
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* is extended to 4:31 from 4:25.
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*/
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if (boot_cpu_data.x86 == 0x15 && boot_cpu_data.x86_model >= 0x60) {
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if (is_carrizo_or_later()) {
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running_avg_capture = val >> 4;
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running_avg_capture = sign_extend32(running_avg_capture, 27);
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} else {
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@ -111,7 +116,7 @@ static ssize_t show_power(struct device *dev,
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* On Carrizo and later platforms, ApmTdpLimit bit field
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* is extended to 16:31 from 16:28.
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*/
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if (boot_cpu_data.x86 == 0x15 && boot_cpu_data.x86_model >= 0x60)
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if (is_carrizo_or_later())
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tdp_limit = val >> 16;
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else
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tdp_limit = (val >> 16) & 0x1fff;
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