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stm32mp: stm32prog: fix OTP read/write error management

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Avoid to ignore the OTP read/write error and transmits the error
to STM32CubeProgrammer.

Today the error is only displayed in log error:
so the user on HOST thinks the OTP operation is performed.

Reported-by: Mickael GARDET <m.gardet@overkiz.com>
Signed-off-by: Patrick Delaunay <patrick.delaunay@foss.st.com>
Fixes: 75ea9e75931c ("stm32mp: stm32prog: add TEE support in stm32prog command")
Reviewed-by: Patrice Chotard <patrice.chotard@foss.st.com>
This commit is contained in:
Patrick Delaunay 2023-04-27 15:36:36 +02:00 committed by Patrice Chotard
parent 2df7fc0824
commit 09f50c75a1
1 changed files with 8 additions and 1 deletions
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9
arch/arm/mach-stm32mp/cmd_stm32prog/stm32prog.c
View file

@ -1446,8 +1446,11 @@ int stm32prog_otp_write(struct stm32prog_data *data, u32 offset, u8 *buffer,
if (!data->otp_part) {
data->otp_part = memalign(CONFIG_SYS_CACHELINE_SIZE, otp_size);
if (!data->otp_part)
if (!data->otp_part) {
stm32prog_err("OTP write issue %d", -ENOMEM);
return -ENOMEM;
}
}
if (!offset)
@ -1510,6 +1513,8 @@ int stm32prog_otp_read(struct stm32prog_data *data, u32 offset, u8 *buffer,
memcpy(buffer, (void *)((uintptr_t)data->otp_part + offset), *size);
end_otp_read:
if (result)
stm32prog_err("OTP read issue %d", result);
log_debug("%s: result %i\n", __func__, result);
return result;
@ -1563,6 +1568,8 @@ int stm32prog_otp_start(struct stm32prog_data *data)
free(data->otp_part);
data->otp_part = NULL;
if (result)
stm32prog_err("OTP write issue %d", result);
log_debug("%s: result %i\n", __func__, result);
return result;