From: Vadim Lomovtsev <vadim.lomovt...@caviumnetworks.com> Date: Tue, 27 Mar 2018 08:07:29 -0700
> From: Vadim Lomovtsev <vadim.lomovt...@cavium.com> > > By default CN88XX BGX accepts all incoming multicast and broadcast > packets and filtering is disabled. The nic driver doesn't provide > an ability to change such behaviour. > > This series is to implement DMAC filtering management for CN88XX > nic driver allowing user to enable/disable filtering and configure > specific MAC addresses to filter traffic. This doesn't even compile: drivers/net/ethernet/cavium/thunder/thunder_bgx.c: In function ‘bgx_lmac_save_filter’: drivers/net/ethernet/cavium/thunder/thunder_bgx.c:286:3: warning: ‘return’ with no value, in function returning non-void [-Wreturn-type] return; ^~~~~~ drivers/net/ethernet/cavium/thunder/thunder_bgx.c:281:12: note: declared here static int bgx_lmac_save_filter(struct lmac *lmac, u64 dmac, u8 vf_id) ^~~~~~~~~~~~~~~~~~~~ In file included from drivers/net/ethernet/cavium/thunder/nic.h:15:0, from drivers/net/ethernet/cavium/thunder/thunder_bgx.c:21: drivers/net/ethernet/cavium/thunder/thunder_bgx.c: In function ‘bgx_set_dmac_cam_filter_mac’: drivers/net/ethernet/cavium/thunder/thunder_bgx.h:61:38: warning: left shift count >= width of type [-Wshift-count-overflow] #define RX_DMACX_CAM_LMACID(x) (x << 49) ^ drivers/net/ethernet/cavium/thunder/thunder_bgx.c:324:8: note: in expansion of macro ‘RX_DMACX_CAM_LMACID’ cfg = RX_DMACX_CAM_LMACID(lmacid & LMAC_ID_MASK) | ^~~~~~~~~~~~~~~~~~~