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Commit 70098a47 authored by Michael Chan's avatar Michael Chan Committed by David S. Miller
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bnxt_en: Set ETS min_bw parameter for older firmware. 



In addition to the ETS weight, older firmware also requires the min_bw
parameter to be set for it to work properly.

Signed-off-by: default avatarMichael Chan <michael.chan@broadcom.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 9315edca

drivers/net/ethernet/broadcom/bnxt/bnxt_dcb.c

+6 −0
Original line number Diff line number Diff line
@@ -93,6 +93,12 @@ static int bnxt_hwrm_queue_cos2bw_cfg(struct bnxt *bp, struct ieee_ets *ets, 
			cos2bw.tsa =

				QUEUE_COS2BW_QCFG_RESP_QUEUE_ID0_TSA_ASSIGN_ETS;

			cos2bw.bw_weight = ets->tc_tx_bw[i];

			/* older firmware requires min_bw to be set to the

			 * same weight value in percent.

			 */

			cos2bw.min_bw =

				cpu_to_le32((ets->tc_tx_bw[i] * 100) |

					    BW_VALUE_UNIT_PERCENT1_100);

		}

		memcpy(data, &cos2bw.queue_id, sizeof(cos2bw) - 4);

		if (i == 0) {

drivers/net/ethernet/broadcom/bnxt/bnxt_dcb.h

+1 −0
Original line number Diff line number Diff line
@@ -26,6 +26,7 @@ struct bnxt_cos2bw_cfg { 
	u8			queue_id;

	__le32			min_bw;

	__le32			max_bw;

#define BW_VALUE_UNIT_PERCENT1_100		(0x1UL << 29)

	u8			tsa;

	u8			pri_lvl;

	u8			bw_weight;