* [3/5][BNX2]: Enable DMA on 5709.
@ 2007-06-05 0:00 Michael Chan
2007-06-05 4:23 ` David Miller
0 siblings, 1 reply; 2+ messages in thread
From: Michael Chan @ 2007-06-05 0:00 UTC (permalink / raw)
To: davem; +Cc: andy, netdev
[BNX2]: Enable DMA on 5709.
Add missing code to enable DMA on 5709 A1. The bit is a no-op on
A0 and therefore can be set on all 5709 chips.
Signed-off-by: Michael Chan <mchan@broadcom.com>
diff --git a/drivers/net/bnx2.c b/drivers/net/bnx2.c
index daa62d9..c03282c 100644
--- a/drivers/net/bnx2.c
+++ b/drivers/net/bnx2.c
@@ -3810,6 +3810,11 @@ bnx2_init_chip(struct bnx2 *bp)
/* Initialize the receive filter. */
bnx2_set_rx_mode(bp->dev);
+ if (CHIP_NUM(bp) == CHIP_NUM_5709) {
+ val = REG_RD(bp, BNX2_MISC_NEW_CORE_CTL);
+ val |= BNX2_MISC_NEW_CORE_CTL_DMA_ENABLE;
+ REG_WR(bp, BNX2_MISC_NEW_CORE_CTL, val);
+ }
rc = bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT2 | BNX2_DRV_MSG_CODE_RESET,
0);
diff --git a/drivers/net/bnx2.h b/drivers/net/bnx2.h
index bd6288d..49a5de2 100644
--- a/drivers/net/bnx2.h
+++ b/drivers/net/bnx2.h
@@ -1373,6 +1373,7 @@ struct l2_fhdr {
#define BNX2_MISC_NEW_CORE_CTL 0x000008c8
#define BNX2_MISC_NEW_CORE_CTL_LINK_HOLDOFF_SUCCESS (1L<<0)
#define BNX2_MISC_NEW_CORE_CTL_LINK_HOLDOFF_REQ (1L<<1)
+#define BNX2_MISC_NEW_CORE_CTL_DMA_ENABLE (1L<<16)
#define BNX2_MISC_NEW_CORE_CTL_RESERVED_CMN (0x3fffL<<2)
#define BNX2_MISC_NEW_CORE_CTL_RESERVED_TC (0xffffL<<16)
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [3/5][BNX2]: Enable DMA on 5709.
2007-06-05 0:00 [3/5][BNX2]: Enable DMA on 5709 Michael Chan
@ 2007-06-05 4:23 ` David Miller
0 siblings, 0 replies; 2+ messages in thread
From: David Miller @ 2007-06-05 4:23 UTC (permalink / raw)
To: mchan; +Cc: andy, netdev
From: "Michael Chan" <mchan@broadcom.com>
Date: Mon, 04 Jun 2007 17:00:48 -0700
> [BNX2]: Enable DMA on 5709.
>
> Add missing code to enable DMA on 5709 A1. The bit is a no-op on
> A0 and therefore can be set on all 5709 chips.
>
> Signed-off-by: Michael Chan <mchan@broadcom.com>
Applied, thanks.
^ permalink raw reply [flat|nested] 2+ messages in thread
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