linux-kernel - RE: [PATCH] ethernet: select CONFIG

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Message-ID: <AM6PR04MB39765A704E30CA59039A6ECFECF10@AM6PR04MB3976.eurprd04.prod.outlook.com>
Date:   Fri, 4 Dec 2020 08:44:26 +0000
From:   "Madalin Bucur (OSS)" <madalin.bucur@....nxp.com>
To:     Arnd Bergmann <arnd@...nel.org>, Mark Einon <mark.einon@...il.com>,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        Nicolas Ferre <nicolas.ferre@...rochip.com>,
        Claudiu Beznea <claudiu.beznea@...rochip.com>,
        Saeed Mahameed <saeedm@...dia.com>,
        Leon Romanovsky <leon@...nel.org>,
        Simon Horman <simon.horman@...ronome.com>,
        Jiri Pirko <jiri@...nulli.us>
CC:     Arnd Bergmann <arnd@...db.de>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linux-rdma@...r.kernel.org" <linux-rdma@...r.kernel.org>,
        "oss-drivers@...ronome.com" <oss-drivers@...ronome.com>
Subject: RE: [PATCH] ethernet: select CONFIG_CRC32 as needed

> -----Original Message-----
> From: Arnd Bergmann <arnd@...nel.org>
> Sent: 04 December 2020 01:21
> To: Mark Einon <mark.einon@...il.com>; David S. Miller
> <davem@...emloft.net>; Jakub Kicinski <kuba@...nel.org>; Nicolas Ferre
> <nicolas.ferre@...rochip.com>; Claudiu Beznea
> <claudiu.beznea@...rochip.com>; Madalin Bucur <madalin.bucur@....com>;
> Saeed Mahameed <saeedm@...dia.com>; Leon Romanovsky <leon@...nel.org>;
> Simon Horman <simon.horman@...ronome.com>; Jiri Pirko <jiri@...nulli.us>
> Cc: Arnd Bergmann <arnd@...db.de>; netdev@...r.kernel.org; linux-
> kernel@...r.kernel.org; linux-rdma@...r.kernel.org; oss-
> drivers@...ronome.com
> Subject: [PATCH] ethernet: select CONFIG_CRC32 as needed
> 
> From: Arnd Bergmann <arnd@...db.de>
> 
> A number of ethernet drivers require crc32 functionality to be
> avaialable in the kernel, causing a link error otherwise:
> 
> arm-linux-gnueabi-ld: drivers/net/ethernet/agere/et131x.o: in function
> `et1310_setup_device_for_multicast':
> et131x.c:(.text+0x5918): undefined reference to `crc32_le'
> arm-linux-gnueabi-ld: drivers/net/ethernet/cadence/macb_main.o: in
> function `macb_start_xmit':
> macb_main.c:(.text+0x4b88): undefined reference to `crc32_le'
> arm-linux-gnueabi-ld: drivers/net/ethernet/faraday/ftgmac100.o: in
> function `ftgmac100_set_rx_mode':
> ftgmac100.c:(.text+0x2b38): undefined reference to `crc32_le'
> arm-linux-gnueabi-ld: drivers/net/ethernet/freescale/fec_main.o: in
> function `set_multicast_list':
> fec_main.c:(.text+0x6120): undefined reference to `crc32_le'
> arm-linux-gnueabi-ld: drivers/net/ethernet/freescale/fman/fman_dtsec.o: in
> function `dtsec_add_hash_mac_address':
> fman_dtsec.c:(.text+0x830): undefined reference to `crc32_le'
> arm-linux-gnueabi-ld:
> drivers/net/ethernet/freescale/fman/fman_dtsec.o:fman_dtsec.c:(.text+0xb68
> ): more undefined references to `crc32_le' follow
> arm-linux-gnueabi-ld:
> drivers/net/ethernet/netronome/nfp/nfpcore/nfp_hwinfo.o: in function
> `nfp_hwinfo_read':
> nfp_hwinfo.c:(.text+0x250): undefined reference to `crc32_be'
> arm-linux-gnueabi-ld: nfp_hwinfo.c:(.text+0x288): undefined reference to
> `crc32_be'
> arm-linux-gnueabi-ld:
> drivers/net/ethernet/netronome/nfp/nfpcore/nfp_resource.o: in function
> `nfp_resource_acquire':
> nfp_resource.c:(.text+0x144): undefined reference to `crc32_be'
> arm-linux-gnueabi-ld: nfp_resource.c:(.text+0x158): undefined reference to
> `crc32_be'
> arm-linux-gnueabi-ld: drivers/net/ethernet/nxp/lpc_eth.o: in function
> `lpc_eth_set_multicast_list':
> lpc_eth.c:(.text+0x1934): undefined reference to `crc32_le'
> arm-linux-gnueabi-ld: drivers/net/ethernet/rocker/rocker_ofdpa.o: in
> function `ofdpa_flow_tbl_do':
> rocker_ofdpa.c:(.text+0x2e08): undefined reference to `crc32_le'
> arm-linux-gnueabi-ld: drivers/net/ethernet/rocker/rocker_ofdpa.o: in
> function `ofdpa_flow_tbl_del':
> rocker_ofdpa.c:(.text+0x3074): undefined reference to `crc32_le'
> arm-linux-gnueabi-ld: drivers/net/ethernet/rocker/rocker_ofdpa.o: in
> function `ofdpa_port_fdb':
> arm-linux-gnueabi-ld:
> drivers/net/ethernet/mellanox/mlx5/core/steering/dr_ste.o: in function
> `mlx5dr_ste_calc_hash_index':
> dr_ste.c:(.text+0x354): undefined reference to `crc32_le'
> arm-linux-gnueabi-ld: drivers/net/ethernet/microchip/lan743x_main.o: in
> function `lan743x_netdev_set_multicast':
> lan743x_main.c:(.text+0x5dc4): undefined reference to `crc32_le'
> 
> Add the missing 'select CRC32' entries in Kconfig for each of them.
> 
> Signed-off-by: Arnd Bergmann <arnd@...db.de>
> ---
>  drivers/net/ethernet/agere/Kconfig              | 1 +
>  drivers/net/ethernet/cadence/Kconfig            | 1 +
>  drivers/net/ethernet/faraday/Kconfig            | 1 +
>  drivers/net/ethernet/freescale/Kconfig          | 1 +
>  drivers/net/ethernet/freescale/fman/Kconfig     | 1 +
>  drivers/net/ethernet/mellanox/mlx5/core/Kconfig | 1 +
>  drivers/net/ethernet/microchip/Kconfig          | 1 +
>  drivers/net/ethernet/netronome/Kconfig          | 1 +
>  drivers/net/ethernet/nxp/Kconfig                | 1 +
>  drivers/net/ethernet/rocker/Kconfig             | 1 +
>  10 files changed, 10 insertions(+)

For the Freescale FMan driver:

Acked-by: Madalin Bucur <madalin.bucur@....nxp.com>