Le Fri, 29 Apr 2022 12:32:35 -0700, Jakub Kicinski <kuba@xxxxxxxxxx> a écrit : > On Fri, 29 Apr 2022 16:34:53 +0200 Clément Léger wrote: > > The Renesas RZ/N1 SoCs features an ethernet subsystem which contains > > (most notably) a switch, two GMACs, and a MII converter [1]. This > > series adds support for the switch and the MII converter. > > > > The MII converter present on this SoC has been represented as a PCS > > which sit between the MACs and the PHY. This PCS driver is probed from > > the device-tree since it requires to be configured. Indeed the MII > > converter also contains the registers that are handling the muxing of > > ports (Switch, MAC, HSR, RTOS, etc) internally to the SoC. > > > > The switch driver is based on DSA and exposes 4 ports + 1 CPU > > management port. It include basic bridging support as well as FDB and > > statistics support. > > Build's not happy (W=1 C=1): > > drivers/net/dsa/rzn1_a5psw.c:574:29: warning: symbol 'a5psw_switch_ops' was not declared. Should it be static? > In file included from ../drivers/net/dsa/rzn1_a5psw.c:17: > drivers/net/dsa/rzn1_a5psw.h:221:1: note: offset of packed bit-field ‘port_mask’ has changed in GCC 4.4 > 221 | } __packed; > | ^ > Hi Jakub, I only had this one (due to the lack of W=1 C=1 I guess) which I thought (wrongly) that it was due to my GCC version: CC net/dsa/switch.o CC net/dsa/tag_8021q.o In file included from ../drivers/net/dsa/rzn1_a5psw.c:17: ../drivers/net/dsa/rzn1_a5psw.h:221:1: note: offset of packed bit-field ‘port_mask’ has changed in GCC 4.4 221 | } __packed; | ^ CC kernel/module.o CC drivers/net/ethernet/stmicro/stmmac/dwmac1000_core.o CC drivers/net/ethernet/stmicro/stmmac/dwmac100_core.o I'll fix the other errors which are more trivial, however, I did not found a way to fix the packed bit-field warning. Thanks > drivers/net/dsa/rzn1_a5psw.h:200: warning: Function parameter or member 'hclk' not described in 'a5psw' > drivers/net/dsa/rzn1_a5psw.h:200: warning: Function parameter or member 'clk' not described in 'a5psw' > > Not sure how many of these are added by you but I think 2 at least. -- Clément Léger, Embedded Linux and Kernel engineer at Bootlin https://bootlin.com