On Fri, Oct 15, 2021 at 4:03 PM Michal Simek michal.simek@xilinx.com wrote:
There is no need for GEM to accepts broadcast packets because they are not handled by u-boot anyway. That's why use HW IP feature and don't waste time on these packats which will be dropped anyway.
Signed-off-by: Michal Simek michal.simek@xilinx.com
drivers/net/zynq_gem.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/drivers/net/zynq_gem.c b/drivers/net/zynq_gem.c index ff599822673c..c309c3c95499 100644 --- a/drivers/net/zynq_gem.c +++ b/drivers/net/zynq_gem.c @@ -60,6 +60,7 @@ #define ZYNQ_GEM_NWCFG_SPEED100 0x00000001 /* 100 Mbps operation */ #define ZYNQ_GEM_NWCFG_SPEED1000 0x00000400 /* 1Gbps operation */ #define ZYNQ_GEM_NWCFG_FDEN 0x00000002 /* Full Duplex mode */ +#define ZYNQ_GEM_NWCFG_NO_BRDC BIT(5) /* No broadcast */ #define ZYNQ_GEM_NWCFG_FSREM 0x00020000 /* FCS removal */ #define ZYNQ_GEM_NWCFG_SGMII_ENBL 0x08000000 /* SGMII Enable */ #define ZYNQ_GEM_NWCFG_PCS_SEL 0x00000800 /* PCS select */ @@ -77,6 +78,7 @@
#define ZYNQ_GEM_NWCFG_INIT (ZYNQ_GEM_DBUS_WIDTH | \ ZYNQ_GEM_NWCFG_FDEN | \
ZYNQ_GEM_NWCFG_NO_BRDC | \ ZYNQ_GEM_NWCFG_FSREM | \ ZYNQ_GEM_NWCFG_MDCCLKDIV)-- 2.33.1
Reviewed-by: Ramon Fried rfried.dev@gmail.com