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lib: sbi: Use sbi_hartmask in sbi_hsm_hart_interruptible_mask()

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This removes several hartid/hartindex conversions, as well as two loops
through the mask for broadcast IPIs.

Signed-off-by: Samuel Holland <samuel.holland@sifive.com>
Reviewed-by: Anup Patel <anup@brainfault.org>
This commit is contained in:
Samuel Holland
2024-08-30 08:49:13 -07:00
committed by Anup Patel
parent ebe0f31446
commit fe153c5516
6 changed files with 52 additions and 56 deletions
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11
include/sbi/sbi_domain.h
View File

@@ -226,14 +226,13 @@ extern struct sbi_dlist domain_list;
bool sbi_domain_is_assigned_hart(const struct sbi_domain *dom, u32 hartid);
/**
* Get ulong assigned HART mask for given domain and HART base ID
* Get the assigned HART mask for given domain
* @param dom pointer to domain
* @param hbase the HART base ID
* @return ulong possible HART mask
* Note: the return ulong mask will be set to zero on failure.
* @param mask the output hartmask to fill
* @return 0 on success and SBI_Exxx (< 0) on failure
*/
ulong sbi_domain_get_assigned_hartmask(const struct sbi_domain *dom,
ulong hbase);
int sbi_domain_get_assigned_hartmask(const struct sbi_domain *dom,
struct sbi_hartmask *mask);
/**
* Initialize a domain memory region based on it's physical

12
include/sbi/sbi_hartmask.h
View File

@@ -127,6 +127,18 @@ static inline void sbi_hartmask_clear_all(struct sbi_hartmask *dstp)
bitmap_zero(sbi_hartmask_bits(dstp), SBI_HARTMASK_MAX_BITS);
}
/**
* *dstp = *srcp
* @param dstp the hartmask destination
* @param srcp the hartmask source
*/
static inline void sbi_hartmask_copy(struct sbi_hartmask *dstp,
const struct sbi_hartmask *srcp)
{
bitmap_copy(sbi_hartmask_bits(dstp), sbi_hartmask_bits(srcp),
SBI_HARTMASK_MAX_BITS);
}
/**
* *dstp = *src1p & *src2p
* @param dstp the hartmask result

3
include/sbi/sbi_hsm.h
View File

@@ -10,6 +10,7 @@
#ifndef __SBI_HSM_H__
#define __SBI_HSM_H__
#include <sbi/sbi_hartmask.h>
#include <sbi/sbi_types.h>
/** Hart state managment device */
@@ -75,7 +76,7 @@ bool sbi_hsm_hart_change_state(struct sbi_scratch *scratch, long oldstate,
int __sbi_hsm_hart_get_state(u32 hartindex);
int sbi_hsm_hart_get_state(const struct sbi_domain *dom, u32 hartid);
int sbi_hsm_hart_interruptible_mask(const struct sbi_domain *dom,
ulong hbase, ulong *out_hmask);
struct sbi_hartmask *mask);
void __sbi_hsm_suspend_non_ret_save(struct sbi_scratch *scratch);
void __noreturn sbi_hsm_hart_start_finish(struct sbi_scratch *scratch,
u32 hartid);