Commit 37dbbf32 authored by Eilon Greenstein's avatar Eilon Greenstein Committed by David S. Miller
Browse files

bnx2x: Adding some mmiowb


Signed-off-by: default avatarVlad Zolotarov <vladz@broadcom.com>
Signed-off-by: default avatarEilon Greenstein <eilong@broadcom.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent eb8da205
......@@ -652,6 +652,11 @@ static void bnx2x_int_enable(struct bnx2x *bp)
val, port, addr, (msix ? "MSI-X" : (msi ? "MSI" : "INTx")));
REG_WR(bp, addr, val);
/*
* Ensure that HC_CONFIG is written before leading/trailing edge config
*/
mmiowb();
barrier();
if (CHIP_IS_E1H(bp)) {
/* init leading/trailing edge */
......@@ -666,6 +671,9 @@ static void bnx2x_int_enable(struct bnx2x *bp)
REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, val);
REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, val);
}
/* Make sure that interrupts are indeed enabled from here on */
mmiowb();
}
static void bnx2x_int_disable(struct bnx2x *bp)
......@@ -739,6 +747,10 @@ static inline void bnx2x_ack_sb(struct bnx2x *bp, u8 sb_id,
DP(BNX2X_MSG_OFF, "write 0x%08x to HC addr 0x%x\n",
(*(u32 *)&igu_ack), hc_addr);
REG_WR(bp, hc_addr, (*(u32 *)&igu_ack));
/* Make sure that ACK is written */
mmiowb();
barrier();
}
static inline u16 bnx2x_update_fpsb_idx(struct bnx2x_fastpath *fp)
......@@ -2429,9 +2441,14 @@ static int bnx2x_sp_post(struct bnx2x *bp, int command, int cid,
bp->spq_prod_idx++;
}
/* Make sure that BD data is updated before writing the producer */
wmb();
REG_WR(bp, BAR_XSTRORM_INTMEM + XSTORM_SPQ_PROD_OFFSET(func),
bp->spq_prod_idx);
mmiowb();
spin_unlock_bh(&bp->spq_lock);
return 0;
}
......
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