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Commit 30ae438b authored by Dmitry Kravkov's avatar Dmitry Kravkov Committed by David S. Miller
Browse files

bnx2x: disable fairness if ETS is enabled 



Signed-off-by: default avatarDmitry Kravkov <dmitry@broadcom.com>
Signed-off-by: default avatarVladislav Zolotarov <vladz@broadcom.com>
Signed-off-by: default avatarEilon Greenstein <eilong@broadcom.com>
Signed-off-by: default avatarDavid S. Miller <davem@conan.davemloft.net>
parent ca92429f

drivers/net/bnx2x/bnx2x_dcb.h

+2 −0
Original line number Diff line number Diff line
@@ -60,6 +60,8 @@ struct bnx2x_dcbx_port_params { 
#define BNX2X_DCBX_OVERWRITE_SETTINGS_DISABLE		0

#define BNX2X_DCBX_OVERWRITE_SETTINGS_ENABLE		1

#define BNX2X_DCBX_OVERWRITE_SETTINGS_INVALID	(BNX2X_DCBX_CONFIG_INV_VALUE)

#define BNX2X_IS_ETS_ENABLED(bp) ((bp)->dcb_state == BNX2X_DCB_STATE_ON &&\

				  (bp)->dcbx_port_params.ets.enabled)



struct bnx2x_config_lldp_params {

	u32 overwrite_settings;

drivers/net/bnx2x/bnx2x_main.c

+6 −2
Original line number Diff line number Diff line
@@ -1892,8 +1892,12 @@ static void bnx2x_calc_vn_weight_sum(struct bnx2x *bp) 
		bp->vn_weight_sum += vn_min_rate;

	}



	/* ... only if all min rates are zeros - disable fairness */

	if (all_zero) {

	/* if ETS or all min rates are zeros - disable fairness */

	if (BNX2X_IS_ETS_ENABLED(bp)) {

		bp->cmng.flags.cmng_enables &=

					~CMNG_FLAGS_PER_PORT_FAIRNESS_VN;

		DP(NETIF_MSG_IFUP, "Fairness will be disabled due to ETS\n");

	} else if (all_zero) {

		bp->cmng.flags.cmng_enables &=

					~CMNG_FLAGS_PER_PORT_FAIRNESS_VN;

		DP(NETIF_MSG_IFUP, "All MIN values are zeroes"