linux-kernel - Re: [PATCH 01/17] fpga: dfl-fme-mgr: fix FME_PR_INTFC

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Date:   Mon, 25 Mar 2019 12:28:22 -0500
From:   Alan Tull <atull@...nel.org>
To:     Wu Hao <hao.wu@...el.com>
Cc:     Moritz Fischer <mdf@...nel.org>, linux-fpga@...r.kernel.org,
        linux-kernel <linux-kernel@...r.kernel.org>,
        linux-api@...r.kernel.org
Subject: Re: [PATCH 01/17] fpga: dfl-fme-mgr: fix FME_PR_INTFC_ID register address.

On Sun, Mar 24, 2019 at 10:23 PM Wu Hao <hao.wu@...el.com> wrote:

Hi Hao,

>
> FME_PR_INTFC_ID is used as compat_id for fpga manager and region,
> but high 64 bits and low 64 bits of the compat_id are swapped by
> mistake. This patch fixes this problem by fixing register address.
>
> Signed-off-by: Wu Hao <hao.wu@...el.com>

Acked-by: Alan Tull <atull@...nel.org>

Thanks,
Alan

> ---
>  drivers/fpga/dfl-fme-mgr.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/fpga/dfl-fme-mgr.c b/drivers/fpga/dfl-fme-mgr.c
> index 76f3770..b3f7eee 100644
> --- a/drivers/fpga/dfl-fme-mgr.c
> +++ b/drivers/fpga/dfl-fme-mgr.c
> @@ -30,8 +30,8 @@
>  #define FME_PR_STS             0x10
>  #define FME_PR_DATA            0x18
>  #define FME_PR_ERR             0x20
> -#define FME_PR_INTFC_ID_H      0xA8
> -#define FME_PR_INTFC_ID_L      0xB0
> +#define FME_PR_INTFC_ID_L      0xA8
> +#define FME_PR_INTFC_ID_H      0xB0
>
>  /* FME PR Control Register Bitfield */
>  #define FME_PR_CTRL_PR_RST     BIT_ULL(0)  /* Reset PR engine */
> --
> 2.7.4
>