[PATCH v2 7/8] net/macb: fix the peripheral version test

[Punnaiah Choudary Kalluri]

> -----Original Message-----
> From: Nicolas Ferre [mailto:nicolas.ferre at atmel.com]
> Sent: Tuesday, March 31, 2015 6:32 PM
> To: linux-arm-kernel at lists.infradead.org; netdev at vger.kernel.org; David S.
> Miller
> Cc: linux-kernel at vger.kernel.org; Boris BREZILLON; Cyrille Pitchen; Alexandre
> Belloni; Michal Simek; Punnaiah Choudary Kalluri; Nicolas Ferre;
> stable at vger.kernel.org
> Subject: [PATCH v2 7/8] net/macb: fix the peripheral version test
>
> We currently need two checks of the peripheral version in MACB_MID
> register.
> One of them got out of sync after modification by 8a013a9c71b2 (net: macb:
> Include multi queue support for xilinx ZynqMP ethernet version).
> Fix this in macb_configure_caps() so that xilinx ZynqMP will be considered
> as a GEM flavor.
>
> Fixes: 8a013a9c71b2 ("net: macb: Include multi queue support for xilinx
> ZynqMP
> ethernet version")
>
> Signed-off-by: Nicolas Ferre <nicolas.ferre at atmel.com>
   Reviewed-by: Punnaiah Choudary Kalluri <punnaia at xilinx.com>

Thanks for the patch. We have this change in our tree but somehow missed while sending
this patch to mainline.

Regards,
Punnaiah
> Cc: Michal Simek <michal.simek at xilinx.com>
> Cc: Punnaiah Choudary Kalluri <punnaia at xilinx.com>
> Cc: <stable at vger.kernel.org> #4.0 (if it doesn't make it for -final)
> ---
>
> Changes in v2:
> - fix peripheral version test
>
>  drivers/net/ethernet/cadence/macb.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/net/ethernet/cadence/macb.c
> b/drivers/net/ethernet/cadence/macb.c
> index babe972a7c32..4412895cf4a8 100644
> --- a/drivers/net/ethernet/cadence/macb.c
> +++ b/drivers/net/ethernet/cadence/macb.c
> @@ -2139,7 +2139,7 @@ static void macb_configure_caps(struct macb *bp,
> const struct macb_config *dt_co
>       if (dt_conf)
>               bp->caps = dt_conf->caps;
>
> -     if (MACB_BFEXT(IDNUM, macb_readl(bp, MID)) == 0x2)
> +     if (MACB_BFEXT(IDNUM, macb_readl(bp, MID)) >= 0x2)
>               bp->caps |= MACB_CAPS_MACB_IS_GEM;
>
>       if (macb_is_gem(bp)) {
> --
> 2.1.3



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