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add retry when set cmd buffer

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Signed-off-by: Sword-Destiny <yuanhonglong@outlook.com>
This commit is contained in:
Sword-Destiny
2024-06-12 21:18:15 +08:00
parent 23b0bc43ab
commit 4531f02f3d
1 changed files with 26 additions and 3 deletions
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tzdriver/core/smc_smp.c
+26 -3
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@@ -1866,9 +1866,28 @@ int tc_ns_smc_with_no_nr(struct tc_ns_smc_cmd *cmd)
return proc_tc_ns_smc(cmd, true);
}
static void smc_work_no_wait(uint32_t type)
static void send_smc_cmd_with_retry(struct smc_in_params *in_param,
struct smc_out_params *out_param)
{
(void) raw_smc_send(TSP_REQUEST, g_cmd_phys, type, true);
#if (CONFIG_CPU_AFF_NR != 0)
struct cpumask old_mask;
set_cpu_strategy(&old_mask);
#endif
retry:
send_asm_smc_cmd(in_param, out_param);
if (out_param->exit_reason == SMC_EXIT_PREEMPTED
&& out_param->ret == TSP_RESPONSE) {
#if (!defined(CONFIG_PREEMPT)) || defined(CONFIG_RTOS_PREEMPT_OFF)
cond_resched();
#endif
in_param->x1 = SMC_OPS_SCHEDTO;
goto retry;
}
#if (CONFIG_CPU_AFF_NR != 0)
restore_cpu(&old_mask);
#endif
}
void send_smc_reset_cmd_buffer(void)
@@ -1879,7 +1898,11 @@ void send_smc_reset_cmd_buffer(void)
static void smc_work_set_cmd_buffer(struct work_struct *work)
{
(void)work;
smc_work_no_wait(TC_NS_CMD_TYPE_SECURE_CONFIG);
struct smc_in_params in_param = {TSP_REQUEST, g_cmd_phys, TC_NS_CMD_TYPE_SECURE_CONFIG,
g_cmd_phys >> ADDR_TRANS_NUM};
struct smc_out_params out_param = {0};
send_smc_cmd_with_retry(&in_param, &out_param);
}
void smc_set_cmd_buffer(void)