[PATCH 1/4] fsi: occ: Don't accept response from un-initialized OCC

[Joel Stanley]

On Tue, 9 Feb 2021 at 17:12, Eddie James <eajames at linux.ibm.com> wrote:
>
> If the OCC is not initialized and responds as such, the driver
> should continue waiting for a valid response until the timeout
> expires.
>
> Signed-off-by: Eddie James <eajames at linux.ibm.com>

Reviewed-by: Joel Stanley <joel at jms.id.au>

I guess we should add this too?

Fixes: 7ed98dddb764 ("fsi: Add On-Chip Controller (OCC) driver")


> ---
>  drivers/fsi/fsi-occ.c | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/drivers/fsi/fsi-occ.c b/drivers/fsi/fsi-occ.c
> index 10ca2e290655..cb05b6dacc9d 100644
> --- a/drivers/fsi/fsi-occ.c
> +++ b/drivers/fsi/fsi-occ.c
> @@ -495,6 +495,7 @@ int fsi_occ_submit(struct device *dev, const void *request, size_t req_len,
>                         goto done;
>
>                 if (resp->return_status == OCC_RESP_CMD_IN_PRG ||
> +                   resp->return_status == OCC_RESP_CRIT_INIT ||
>                     resp->seq_no != seq_no) {
>                         rc = -ETIMEDOUT;
>
> --
> 2.27.0
>