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xtensa/esp32: add lock for async operation work

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g_work as singleton can be changed by context switching,
but previous one async operation have not finished yet.

adapt based on: 10a1d17a85
This commit is contained in:
Gao Feng 2024-12-30 15:05:00 +08:00 committed by Xiang Xiao
parent c55c2511ad
commit da845163a3
1 changed files with 9 additions and 0 deletions
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9
arch/xtensa/src/esp32/esp32_spiflash.c
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@ -348,6 +348,7 @@ static struct esp32_spiflash_s g_esp32_spiflash1_encrypt =
static mutex_t g_lock = NXMUTEX_INITIALIZER;
#ifdef CONFIG_ESP32_SPI_FLASH_SUPPORT_PSRAM_STACK
static struct work_s g_work;
static mutex_t g_work_lock = NXMUTEX_INITIALIZER;
#endif
static volatile bool g_flash_op_can_start = false;
@ -1717,6 +1718,12 @@ static int esp32_async_op(enum spiflash_op_code_e opcode,
.sem = NXSEM_INITIALIZER(0, 0)
};
ret = nxmutex_lock(&g_work_lock);
if (ret < 0)
{
return ret;
}
ret = work_queue(LPWORK, &g_work, esp32_spiflash_work, &work_arg, 0);
if (ret == 0)
{
@ -1724,6 +1731,8 @@ static int esp32_async_op(enum spiflash_op_code_e opcode,
ret = work_arg.ret;
}
nxmutex_unlock(&g_work_lock);
return ret;
}
#endif