Re: [PATCH v4 3/3] fpga manager: Adding FPGA Manager support for Xilinx zynqmp

From: Moritz Fischer
Date: Tue Apr 02 2019 - 09:31:34 EST


Hi Nava,

looks mostly good to me. One minor nit below:

On Tue, Apr 02, 2019 at 06:01:23PM +0530, Nava kishore Manne wrote:

[..]
> diff --git a/drivers/fpga/zynqmp-fpga.c b/drivers/fpga/zynqmp-fpga.c
> new file mode 100644
> index 000000000000..f6e35fe95adb
> --- /dev/null
> +++ b/drivers/fpga/zynqmp-fpga.c
> @@ -0,0 +1,159 @@
> +// SPDX-License-Identifier: GPL-2.0+
> +/*
> + * Copyright (C) 2019 Xilinx, Inc.
> + */
> +
> +#include <linux/dma-mapping.h>
> +#include <linux/fpga/fpga-mgr.h>
> +#include <linux/io.h>
> +#include <linux/kernel.h>
> +#include <linux/module.h>
> +#include <linux/of_address.h>
> +#include <linux/string.h>
> +#include <linux/firmware/xlnx-zynqmp.h>
> +
> +/* Constant Definitions */
> +#define IXR_FPGA_DONE_MASK 0X00000008U

You could use the BIT(x) macro here.
> +
> +/**
> + * struct zynqmp_fpga_priv - Private data structure
> + * @dev: Device data structure
> + * @flags: flags which is used to identify the bitfile type
> + */
> +struct zynqmp_fpga_priv {
> + struct device *dev;
> + u32 flags;
> +};
> +

[..]

Reviewed-by: Moritz Fischer <mdf@xxxxxxxxxx>

Thanks,

Moritz