linux-kernel - Re: [PATCH] firmware: xilinx: Update the zynqmp_pm_fpga

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Date:   Fri, 12 May 2023 13:22:09 +0200
From:   Michal Simek <michal.simek@....com>
To:     Nava kishore Manne <nava.kishore.manne@....com>,
        michal.simek@...inx.com, tanmay.shah@...inx.com,
        mathieu.poirier@...aro.org, ben.levinsky@....com,
        claudiu.beznea@...rochip.com, ronak.jain@...inx.com, marex@...x.de,
        roman.gushchin@...ux.dev, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] firmware: xilinx: Update the zynqmp_pm_fpga_load() API



On 5/3/23 07:01, Nava kishore Manne wrote:
> Update the zynqmp_pm_fpga_load() API to handle the firmware error’s
> properly.
> 
> Signed-off-by: Nava kishore Manne <nava.kishore.manne@....com>
> ---
>   drivers/firmware/xilinx/zynqmp.c | 12 ++++++++++--
>   1 file changed, 10 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/firmware/xilinx/zynqmp.c b/drivers/firmware/xilinx/zynqmp.c
> index ce86a1850305..398ab86e2bec 100644
> --- a/drivers/firmware/xilinx/zynqmp.c
> +++ b/drivers/firmware/xilinx/zynqmp.c
> @@ -942,8 +942,16 @@ EXPORT_SYMBOL_GPL(zynqmp_pm_reset_get_status);
>    */
>   int zynqmp_pm_fpga_load(const u64 address, const u32 size, const u32 flags)
>   {
> -	return zynqmp_pm_invoke_fn(PM_FPGA_LOAD, lower_32_bits(address),
> -				   upper_32_bits(address), size, flags, NULL);
> +	u32 ret_payload[PAYLOAD_ARG_CNT];
> +	int ret;
> +
> +	ret = zynqmp_pm_invoke_fn(PM_FPGA_LOAD, lower_32_bits(address),
> +				  upper_32_bits(address), size, flags,
> +				  ret_payload);
> +	if (ret_payload[0])
> +		return -ret_payload[0];
> +
> +	return ret;
>   }
>   EXPORT_SYMBOL_GPL(zynqmp_pm_fpga_load);
>   

Applied.
M