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lib: Add ipi exit API

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We add sbi_ipi_exit() API for exit path handling in sbi_exit()
implementation.

Signed-off-by: Anup Patel <anup.patel@wdc.com>
Reviewed-by: Atish Patra <atish.patra@wdc.com>
This commit is contained in:
Anup Patel
2020-01-03 09:39:10 +05:30
parent 6469ed101c
commit b325f6baef
4 changed files with 35 additions and 1 deletions
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13
include/sbi/sbi_platform.h
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@@ -116,6 +116,8 @@ struct sbi_platform_operations {
void (*ipi_clear)(u32 target_hart);
/** Initialize IPI for current HART */
int (*ipi_init)(bool cold_boot);
/** Exit IPI for current HART */
void (*ipi_exit)(void);
/** Get platform timer value */
u64 (*timer_value)(void);
@@ -499,6 +501,17 @@ static inline int sbi_platform_ipi_init(const struct sbi_platform *plat,
return 0;
}
/**
* Exit the platform IPI support for current HART
*
* @param plat pointer to struct sbi_platform
*/
static inline void sbi_platform_ipi_exit(const struct sbi_platform *plat)
{
if (plat && sbi_platform_ops(plat)->ipi_exit)
sbi_platform_ops(plat)->ipi_exit();
}
/**
* Get platform timer value
*