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Commit 1d28e016 authored by Huang Rui's avatar Huang Rui Committed by Guenter Roeck
Browse files

hwmon: (fam15h_power) Add platform check function 



This patch adds a platform check function to make code more readable.

Signed-off-by: default avatarHuang Rui <ray.huang@amd.com>
Signed-off-by: default avatarGuenter Roeck <linux@roeck-us.net>
parent a6e232f7

drivers/hwmon/fam15h_power.c

+7 −2
Original line number Diff line number Diff line
@@ -78,6 +78,11 @@ struct fam15h_power_data { 
	unsigned long power_period;

};



static bool is_carrizo_or_later(void)

{

	return boot_cpu_data.x86 == 0x15 && boot_cpu_data.x86_model >= 0x60;

}



static ssize_t show_power(struct device *dev,

			  struct device_attribute *attr, char *buf)

{
@@ -94,7 +99,7 @@ static ssize_t show_power(struct device *dev, 
	 * On Carrizo and later platforms, TdpRunAvgAccCap bit field

	 * is extended to 4:31 from 4:25.

	 */

	if (boot_cpu_data.x86 == 0x15 && boot_cpu_data.x86_model >= 0x60) {

	if (is_carrizo_or_later()) {

		running_avg_capture = val >> 4;

		running_avg_capture = sign_extend32(running_avg_capture, 27);

	} else {
@@ -111,7 +116,7 @@ static ssize_t show_power(struct device *dev, 
	 * On Carrizo and later platforms, ApmTdpLimit bit field

	 * is extended to 16:31 from 16:28.

	 */

	if (boot_cpu_data.x86 == 0x15 && boot_cpu_data.x86_model >= 0x60)

	if (is_carrizo_or_later())

		tdp_limit = val >> 16;

	else

		tdp_limit = (val >> 16) & 0x1fff;