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lib: sbi: Allow forceful queueing of data in sbi_fifo_enqueue()

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Extend sbi_fifo_enqueue() to allow forceful queueing by droping
data from the tail.

Signed-off-by: Anup Patel <apatel@ventanamicro.com>
Reviewed-By: Himanshu Chauhan <hchauhan@ventanamicro.com>
This commit is contained in:
Anup Patel
2024-07-04 22:37:44 +05:30
committed by Anup Patel
parent 9a275fc153
commit 94c3c53a56
4 changed files with 45 additions and 31 deletions
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3
lib/sbi/sbi_tlb.c
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@@ -351,7 +351,8 @@ static int tlb_update(struct sbi_scratch *scratch,
ret = sbi_fifo_inplace_update(tlb_fifo_r, data, tlb_update_cb);
if (ret == SBI_FIFO_UNCHANGED && sbi_fifo_enqueue(tlb_fifo_r, data) < 0) {
if (ret == SBI_FIFO_UNCHANGED &&
sbi_fifo_enqueue(tlb_fifo_r, data, false) < 0) {
/**
* For now, Busy loop until there is space in the fifo.
* There may be case where target hart is also