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x86: cpu_x86: Make cpu_x86_get_count() non-static

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The function cpu_x86_get_count() is also useful for other modules.
Make it non-static and add a prototype + description.

Signed-off-by: Wolfgang Wallner <wolfgang.wallner@br-automation.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
This commit is contained in:
Wolfgang Wallner 2020-02-25 13:19:47 +01:00 committed by Bin Meng
parent 6301615e54
commit fc35d7e1b1
2 changed files with 13 additions and 1 deletions
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2
arch/x86/cpu/cpu_x86.c
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@ -52,7 +52,7 @@ int cpu_x86_get_desc(struct udevice *dev, char *buf, int size)
return 0;
}
static int cpu_x86_get_count(struct udevice *dev)
int cpu_x86_get_count(struct udevice *dev)
{
int node, cpu;
int num = 0;

12
arch/x86/include/asm/cpu_x86.h
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@ -30,6 +30,18 @@ int cpu_x86_bind(struct udevice *dev);
*/
int cpu_x86_get_desc(struct udevice *dev, char *buf, int size);
/**
* cpu_x86_get_count() - Get the number of cores for an x86 CPU
*
* This function is suitable to use as the get_count() method for
* the CPU uclass.
*
* @dev: Device to check (UCLASS_CPU)
* @return: Number of cores if successful,
* -ENOENT if not "/cpus" entry is found in the device tree
*/
int cpu_x86_get_count(struct udevice *dev);
/**
* cpu_x86_get_vendor() - Get a vendor string for an x86 CPU
*