linux-kernel - Re: [PATCH v2 1/2] firmware: stratix10-svc: Add command to get SEU error info

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Date:   Fri, 5 May 2023 07:23:12 -0500
From:   Dinh Nguyen <dinguyen@...nel.org>
To:     niravkumar.l.rabara@...el.com
Cc:     bp@...en8.de, james.morse@....com, linux-edac@...r.kernel.org,
        linux-kernel@...r.kernel.org, mchehab@...nel.org, rric@...nel.org,
        tony.luck@...el.com
Subject: Re: [PATCH v2 1/2] firmware: stratix10-svc: Add command to get SEU
 error info



On 5/3/23 05:18, niravkumar.l.rabara@...el.com wrote:
> From: Niravkumar L Rabara <niravkumar.l.rabara@...el.com>
> 
> Introduce a new command to get Single Event Upset Error information.
> 
> Signed-off-by: Niravkumar L Rabara <niravkumar.l.rabara@...el.com>
> ---
>   include/linux/firmware/intel/stratix10-smc.h | 20 ++++++++++++++++++++
>   1 file changed, 20 insertions(+)
> 
> diff --git a/include/linux/firmware/intel/stratix10-smc.h b/include/linux/firmware/intel/stratix10-smc.h
> index a718f853d457..669e2b12be39 100644
> --- a/include/linux/firmware/intel/stratix10-smc.h
> +++ b/include/linux/firmware/intel/stratix10-smc.h
> @@ -595,4 +595,24 @@ INTEL_SIP_SMC_FAST_CALL_VAL(INTEL_SIP_SMC_FUNCID_FPGA_CONFIG_COMPLETED_WRITE)
>   #define INTEL_SIP_SMC_FCS_GET_PROVISION_DATA \
>   	INTEL_SIP_SMC_FAST_CALL_VAL(INTEL_SIP_SMC_FUNCID_FCS_GET_PROVISION_DATA)
>   
> +/**
> + * Request INTEL_SIP_SMC_READ_SEU_ERR
> + * Sync call to get Single Event Upsate Error information

s/Upsate/Upset

> + * SEU detects both corrected and uncorrected error
> + *
> + * Call register usage:
> + * a0 INTEL_SIP_SMC_READ_SEU_ERR
> + * a1-7 not used
> + *
> + * Return status:
> + * a0 INTEL_SIP_SMC_STATUS_OK, INTEL_SIP_SMC_STATUS_NOT_SUPPORTED or
> + *    INTEL_SIP_SMC_STATUS_ERROR
> + * a1 error count of response data
> + * a2 sector address of response data
> + * a3 error data
> + */
> +#define INTEL_SIP_SMC_FUNCID_SEU_ERR_STATUS 153
> +#define INTEL_SIP_SMC_READ_SEU_ERR \
> +		INTEL_SIP_SMC_FAST_CALL_VAL(INTEL_SIP_SMC_FUNCID_SEU_ERR_STATUS)
> +
>   #endif