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lib: sbi_hart: Remove HART available mask and related APIs

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The HART available mask and related APIs are now totally redundant
because of more extensive HART state machine implemented by sbi_hsm.

Due to above, we remove HART available mask and related APIs.

Signed-off-by: Anup Patel <anup.patel@wdc.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
This commit is contained in:
Anup Patel
2020-03-02 16:33:07 +05:30
committed by Anup Patel
parent 9aad831e87
commit eede1aa7c7
3 changed files with 0 additions and 41 deletions
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29
lib/sbi/sbi_hart.c
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@@ -11,7 +11,6 @@
#include <sbi/riscv_barrier.h>
#include <sbi/riscv_encoding.h>
#include <sbi/riscv_fp.h>
#include <sbi/riscv_locks.h>
#include <sbi/sbi_bitops.h>
#include <sbi/sbi_console.h>
#include <sbi/sbi_error.h>
@@ -342,34 +341,6 @@ sbi_hart_switch_mode(unsigned long arg0, unsigned long arg1,
__builtin_unreachable();
}
static spinlock_t avail_hart_mask_lock = SPIN_LOCK_INITIALIZER;
static volatile unsigned long avail_hart_mask = 0;
void sbi_hart_mark_available(u32 hartid)
{
spin_lock(&avail_hart_mask_lock);
avail_hart_mask |= (1UL << hartid);
spin_unlock(&avail_hart_mask_lock);
}
void sbi_hart_unmark_available(u32 hartid)
{
spin_lock(&avail_hart_mask_lock);
avail_hart_mask &= ~(1UL << hartid);
spin_unlock(&avail_hart_mask_lock);
}
ulong sbi_hart_available_mask(void)
{
ulong ret;
spin_lock(&avail_hart_mask_lock);
ret = avail_hart_mask;
spin_unlock(&avail_hart_mask_lock);
return ret;
}
typedef struct sbi_scratch *(*h2s)(ulong hartid);
struct sbi_scratch *sbi_hart_id_to_scratch(struct sbi_scratch *scratch,