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Commit c19d65c9 authored by Ariel Elior's avatar Ariel Elior Committed by David S. Miller
Browse files

bnx2x: Fix configuration of doorbell block 



As part of VF RSS feature doorbell block was configured not to use dpm, but
a small part of configuration was left out, preventing the driver from sending
tx messages to the device. This patch adds the missing configuration.

Reported-by: default avatarEric Dumazet <eric.dumazet@gmil.com>
Signed-off-by: default avatarAriel Elior <ariele@broadcom.com>
Signed-off-by: default avatarEilon Greenstein <eilong@broadcom.com>
Tested-by: default avatarEric Dumazet <edumazet@google.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 300893b0

drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c

+1 −0
Original line number Original line Diff line number Diff line
@@ -7645,6 +7645,7 @@ static int bnx2x_init_hw_func(struct bnx2x *bp) 




	bnx2x_init_block(bp, BLOCK_TM, init_phase);

	bnx2x_init_block(bp, BLOCK_TM, init_phase);

	bnx2x_init_block(bp, BLOCK_DORQ, init_phase);

	bnx2x_init_block(bp, BLOCK_DORQ, init_phase);

	REG_WR(bp, DORQ_REG_MODE_ACT, 1); /* no dpm */





	bnx2x_iov_init_dq(bp);

	bnx2x_iov_init_dq(bp);

drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c

+0 −3
Original line number Original line Diff line number Diff line
@@ -1756,9 +1756,6 @@ void bnx2x_iov_init_dq(struct bnx2x *bp) 
	REG_WR(bp, DORQ_REG_VF_TYPE_MIN_MCID_0, 0);

	REG_WR(bp, DORQ_REG_VF_TYPE_MIN_MCID_0, 0);

	REG_WR(bp, DORQ_REG_VF_TYPE_MAX_MCID_0, 0x1ffff);

	REG_WR(bp, DORQ_REG_VF_TYPE_MAX_MCID_0, 0x1ffff);





	/* set the number of VF allowed doorbells to the full DQ range */

	REG_WR(bp, DORQ_REG_VF_NORM_MAX_CID_COUNT, 0x20000);



	/* set the VF doorbell threshold */

	/* set the VF doorbell threshold */

	REG_WR(bp, DORQ_REG_VF_USAGE_CT_LIMIT, 4);

	REG_WR(bp, DORQ_REG_VF_USAGE_CT_LIMIT, 4);

}

}