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lib: sbi: Rename sbi_hsm_hart_started_mask() function

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A hart can take interrupt in the new HSM states introduced by the
SBI HSM suspend function (such as SUSPENDED state) so we rename
sbi_hsm_hart_started_mask() to something more generic such as
sbi_hsm_hart_interruptible_mask().

Signed-off-by: Anup Patel <anup.patel@wdc.com>
Reviewed-by: Atish Patra <atish.patra@wdc.com>
This commit is contained in:
Anup Patel
2021-02-02 09:51:54 +05:30
committed by Anup Patel
parent 8df1f9a0d3
commit 7c867fd19f
5 changed files with 9 additions and 9 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
include/sbi/sbi_hsm.h
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@@ -23,8 +23,8 @@ int sbi_hsm_hart_start(struct sbi_scratch *scratch,
u32 hartid, ulong saddr, ulong smode, ulong priv);
int sbi_hsm_hart_stop(struct sbi_scratch *scratch, bool exitnow);
int sbi_hsm_hart_get_state(const struct sbi_domain *dom, u32 hartid);
int sbi_hsm_hart_started_mask(const struct sbi_domain *dom,
ulong hbase, ulong *out_hmask);
int sbi_hsm_hart_interruptible_mask(const struct sbi_domain *dom,
ulong hbase, ulong *out_hmask);
void sbi_hsm_prepare_next_jump(struct sbi_scratch *scratch, u32 hartid);
#endif

4
lib/sbi/sbi_ecall_legacy.c
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@@ -34,8 +34,8 @@ static int sbi_load_hart_mask_unpriv(ulong *pmask, ulong *hmask,
if (uptrap->cause)
return SBI_ETRAP;
} else {
sbi_hsm_hart_started_mask(sbi_domain_thishart_ptr(),
0, &mask);
sbi_hsm_hart_interruptible_mask(sbi_domain_thishart_ptr(),
0, &mask);
}
*hmask = mask;

4
lib/sbi/sbi_hsm.c
View File

@@ -70,8 +70,8 @@ static bool sbi_hsm_hart_started(const struct sbi_domain *dom, u32 hartid)
* @return 0 on success and SBI_Exxx (< 0) on failure
* Note: the output HART mask will be set to zero on failure as well.
*/
int sbi_hsm_hart_started_mask(const struct sbi_domain *dom,
ulong hbase, ulong *out_hmask)
int sbi_hsm_hart_interruptible_mask(const struct sbi_domain *dom,
ulong hbase, ulong *out_hmask)
{
ulong i, hmask, dmask;
ulong hend = sbi_scratch_last_hartid() + 1;

4
lib/sbi/sbi_ipi.c
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@@ -82,7 +82,7 @@ int sbi_ipi_send_many(ulong hmask, ulong hbase, u32 event, void *data)
struct sbi_scratch *scratch = sbi_scratch_thishart_ptr();
if (hbase != -1UL) {
rc = sbi_hsm_hart_started_mask(dom, hbase, &m);
rc = sbi_hsm_hart_interruptible_mask(dom, hbase, &m);
if (rc)
return rc;
m &= hmask;
@@ -94,7 +94,7 @@ int sbi_ipi_send_many(ulong hmask, ulong hbase, u32 event, void *data)
}
} else {
hbase = 0;
while (!sbi_hsm_hart_started_mask(dom, hbase, &m)) {
while (!sbi_hsm_hart_interruptible_mask(dom, hbase, &m)) {
/* Send IPIs */
for (i = hbase; m; i++, m >>= 1) {
if (m & 1UL)

2
lib/sbi/sbi_system.c
View File

@@ -35,7 +35,7 @@ void __noreturn sbi_system_reset(u32 reset_type, u32 reset_reason)
struct sbi_scratch *scratch = sbi_scratch_thishart_ptr();
/* Send HALT IPI to every hart other than the current hart */
while (!sbi_hsm_hart_started_mask(dom, hbase, &hmask)) {
while (!sbi_hsm_hart_interruptible_mask(dom, hbase, &hmask)) {
if (hbase <= cur_hartid)
hmask &= ~(1UL << (cur_hartid - hbase));
if (hmask)