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include: sbi_system: Remove scratch parameter and redundant functions

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This patch removes scratch parameter and redundant functions from
sbi_system.

Signed-off-by: Anup Patel <anup.patel@wdc.com>
Reviewed-by: Atish Patra <atish.patra@wdc.com>
This commit is contained in:
Anup Patel 2020-03-27 11:43:37 +05:30 • committed by Anup Patel
parent 9e52a45f4b
commit ec0d80f5b4
4 changed files with 11 additions and 39 deletions
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14
include/sbi/sbi_system.h
View file

@ -12,18 +12,8 @@
#include <sbi/sbi_types.h> #include <sbi/sbi_types.h>
struct sbi_scratch; void __noreturn sbi_system_reboot(u32 type);
int sbi_system_early_init(struct sbi_scratch *scratch, bool cold_boot); void __noreturn sbi_system_shutdown(u32 type);
int sbi_system_final_init(struct sbi_scratch *scratch, bool cold_boot);
void sbi_system_early_exit(struct sbi_scratch *scratch);
void sbi_system_final_exit(struct sbi_scratch *scratch);
void __noreturn sbi_system_reboot(struct sbi_scratch *scratch, u32 type);
void __noreturn sbi_system_shutdown(struct sbi_scratch *scratch, u32 type);
#endif #endif

2
lib/sbi/sbi_ecall_legacy.c
View file

@ -102,7 +102,7 @@ static int sbi_ecall_legacy_handler(unsigned long extid, unsigned long funcid,
} }
break; break;
case SBI_EXT_0_1_SHUTDOWN: case SBI_EXT_0_1_SHUTDOWN:
sbi_system_shutdown(scratch, 0); sbi_system_shutdown(0);
break; break;
default: default:
ret = SBI_ENOTSUPP; ret = SBI_ENOTSUPP;

8
lib/sbi/sbi_init.c
View file

@ -160,7 +160,7 @@ static void __noreturn init_coldboot(struct sbi_scratch *scratch, u32 hartid)
if (rc) if (rc)
sbi_hart_hang(); sbi_hart_hang();
rc = sbi_system_early_init(scratch, TRUE); rc = sbi_platform_early_init(plat, TRUE);
if (rc) if (rc)
sbi_hart_hang(); sbi_hart_hang();
@ -192,7 +192,7 @@ static void __noreturn init_coldboot(struct sbi_scratch *scratch, u32 hartid)
if (rc) if (rc)
sbi_hart_hang(); sbi_hart_hang();
rc = sbi_system_final_init(scratch, TRUE); rc = sbi_platform_final_init(plat, TRUE);
if (rc) if (rc)
sbi_hart_hang(); sbi_hart_hang();
@ -224,7 +224,7 @@ static void __noreturn init_warmboot(struct sbi_scratch *scratch, u32 hartid)
if (rc) if (rc)
sbi_hart_hang(); sbi_hart_hang();
rc = sbi_system_early_init(scratch, FALSE); rc = sbi_platform_early_init(plat, FALSE);
if (rc) if (rc)
sbi_hart_hang(); sbi_hart_hang();
@ -248,7 +248,7 @@ static void __noreturn init_warmboot(struct sbi_scratch *scratch, u32 hartid)
if (rc) if (rc)
sbi_hart_hang(); sbi_hart_hang();
rc = sbi_system_final_init(scratch, FALSE); rc = sbi_platform_final_init(plat, FALSE);
if (rc) if (rc)
sbi_hart_hang(); sbi_hart_hang();

26
lib/sbi/sbi_system.c
View file

@ -17,30 +17,11 @@
#include <sbi/sbi_ipi.h> #include <sbi/sbi_ipi.h>
#include <sbi/sbi_init.h> #include <sbi/sbi_init.h>
int sbi_system_early_init(struct sbi_scratch *scratch, bool cold_boot) void __noreturn sbi_system_reboot(u32 type)
{
return sbi_platform_early_init(sbi_platform_ptr(scratch), cold_boot);
}
int sbi_system_final_init(struct sbi_scratch *scratch, bool cold_boot)
{
return sbi_platform_final_init(sbi_platform_ptr(scratch), cold_boot);
}
void sbi_system_early_exit(struct sbi_scratch *scratch)
{
sbi_platform_early_exit(sbi_platform_ptr(scratch));
}
void sbi_system_final_exit(struct sbi_scratch *scratch)
{
sbi_platform_final_exit(sbi_platform_ptr(scratch));
}
void __noreturn sbi_system_reboot(struct sbi_scratch *scratch, u32 type)
{ {
ulong hbase = 0, hmask; ulong hbase = 0, hmask;
u32 cur_hartid = current_hartid(); u32 cur_hartid = current_hartid();
struct sbi_scratch *scratch = sbi_scratch_thishart_ptr();
/* Send HALT IPI to every hart other than the current hart */ /* Send HALT IPI to every hart other than the current hart */
while (!sbi_hsm_hart_started_mask(hbase, &hmask)) { while (!sbi_hsm_hart_started_mask(hbase, &hmask)) {
@ -61,10 +42,11 @@ void __noreturn sbi_system_reboot(struct sbi_scratch *scratch, u32 type)
sbi_exit(scratch); sbi_exit(scratch);
} }
void __noreturn sbi_system_shutdown(struct sbi_scratch *scratch, u32 type) void __noreturn sbi_system_shutdown(u32 type)
{ {
ulong hbase = 0, hmask; ulong hbase = 0, hmask;
u32 cur_hartid = current_hartid(); u32 cur_hartid = current_hartid();
struct sbi_scratch *scratch = sbi_scratch_thishart_ptr();
/* Send HALT IPI to every hart other than the current hart */ /* Send HALT IPI to every hart other than the current hart */
while (!sbi_hsm_hart_started_mask(hbase, &hmask)) { while (!sbi_hsm_hart_started_mask(hbase, &hmask)) {