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cpu: Convert the methods to use a const udevice *

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These functions should not modify the device. Convert them to const so
that callers don't need to cast if they have a const udevice *.

Signed-off-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Simon Glass
2020-01-26 22:06:27 -07:00
parent 3b9a87321c
commit f07e58b878
15 changed files with 63 additions and 58 deletions
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16
include/cpu.h
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@@ -61,7 +61,7 @@ struct cpu_ops {
* @size: Size of string space
* @return 0 if OK, -ENOSPC if buffer is too small, other -ve on error
*/
int (*get_desc)(struct udevice *dev, char *buf, int size);
int (*get_desc)(const struct udevice *dev, char *buf, int size);
/**
* get_info() - Get information about a CPU
@@ -70,7 +70,7 @@ struct cpu_ops {
* @info: Returns CPU info
* @return 0 if OK, -ve on error
*/
int (*get_info)(struct udevice *dev, struct cpu_info *info);
int (*get_info)(const struct udevice *dev, struct cpu_info *info);
/**
* get_count() - Get number of CPUs
@@ -78,7 +78,7 @@ struct cpu_ops {
* @dev: Device to check (UCLASS_CPU)
* @return CPU count if OK, -ve on error
*/
int (*get_count)(struct udevice *dev);
int (*get_count)(const struct udevice *dev);
/**
* get_vendor() - Get vendor name of a CPU
@@ -88,7 +88,7 @@ struct cpu_ops {
* @size: Size of string space
* @return 0 if OK, -ENOSPC if buffer is too small, other -ve on error
*/
int (*get_vendor)(struct udevice *dev, char *buf, int size);
int (*get_vendor)(const struct udevice *dev, char *buf, int size);
/**
* is_current() - Check if the CPU that U-Boot is currently running from
@@ -110,7 +110,7 @@ struct cpu_ops {
*
* Return: 0 if OK, -ENOSPC if buffer is too small, other -ve on error
*/
int cpu_get_desc(struct udevice *dev, char *buf, int size);
int cpu_get_desc(const struct udevice *dev, char *buf, int size);
/**
* cpu_get_info() - Get information about a CPU
@@ -119,7 +119,7 @@ int cpu_get_desc(struct udevice *dev, char *buf, int size);
*
* Return: 0 if OK, -ve on error
*/
int cpu_get_info(struct udevice *dev, struct cpu_info *info);
int cpu_get_info(const struct udevice *dev, struct cpu_info *info);
/**
* cpu_get_count() - Get number of CPUs
@@ -127,7 +127,7 @@ int cpu_get_info(struct udevice *dev, struct cpu_info *info);
*
* Return: CPU count if OK, -ve on error
*/
int cpu_get_count(struct udevice *dev);
int cpu_get_count(const struct udevice *dev);
/**
* cpu_get_vendor() - Get vendor name of a CPU
@@ -137,7 +137,7 @@ int cpu_get_count(struct udevice *dev);
*
* Return: 0 if OK, -ENOSPC if buffer is too small, other -ve on error
*/
int cpu_get_vendor(struct udevice *dev, char *buf, int size);
int cpu_get_vendor(const struct udevice *dev, char *buf, int size);
/**
* cpu_probe_all() - Probe all available CPUs