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authorDhananjay Phadke <dhananjay@netxen.com>2009-06-17 17:27:24 +0000
committerDavid S. Miller <davem@davemloft.net>2009-06-18 00:46:14 -0700
commitd173346040af497af22818dfc48cff369e67cf50 (patch)
tree566b752334fc16e87cd3d99d9ef9a9e8627478b8
parent73a370795371e41f72aeca61656d47adeadf28e5 (diff)
downloadlinux-d173346040af497af22818dfc48cff369e67cf50.tar.bz2
netxen: fix detection of cut-thru firmware mode
Fix the detection of cut-thru mode of the hardware (direct dma to host) to mode configured in SRE (ingress block) rather than onboard memory control. Signed-off-by: Dhananjay Phadke <dhananjay@netxen.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/net/netxen/netxen_nic_hdr.h1
-rw-r--r--drivers/net/netxen/netxen_nic_hw.c4
2 files changed, 3 insertions, 2 deletions
diff --git a/drivers/net/netxen/netxen_nic_hdr.h b/drivers/net/netxen/netxen_nic_hdr.h
index 7f0ddbfa7b28..3cc047844af3 100644
--- a/drivers/net/netxen/netxen_nic_hdr.h
+++ b/drivers/net/netxen/netxen_nic_hdr.h
@@ -355,6 +355,7 @@ enum {
#define NETXEN_HW_CRB_HUB_AGT_ADR_LPC \
((NETXEN_HW_H6_CH_HUB_ADR << 7) | NETXEN_HW_LPC_CRB_AGT_ADR)
+#define NETXEN_SRE_MISC (NETXEN_CRB_SRE + 0x0002c)
#define NETXEN_SRE_INT_STATUS (NETXEN_CRB_SRE + 0x00034)
#define NETXEN_SRE_PBI_ACTIVE_STATUS (NETXEN_CRB_SRE + 0x01014)
#define NETXEN_SRE_L1RE_CTL (NETXEN_CRB_SRE + 0x03000)
diff --git a/drivers/net/netxen/netxen_nic_hw.c b/drivers/net/netxen/netxen_nic_hw.c
index 42ffb825ebf1..9702509ce3c5 100644
--- a/drivers/net/netxen/netxen_nic_hw.c
+++ b/drivers/net/netxen/netxen_nic_hw.c
@@ -2041,8 +2041,8 @@ void netxen_nic_get_firmware_info(struct netxen_adapter *adapter)
fw_major, fw_minor, fw_build);
if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) {
- i = NXRD32(adapter, NETXEN_MIU_MN_CONTROL);
- adapter->ahw.cut_through = (i & 0x4) ? 1 : 0;
+ i = NXRD32(adapter, NETXEN_SRE_MISC);
+ adapter->ahw.cut_through = (i & 0x8000) ? 1 : 0;
dev_info(&pdev->dev, "firmware running in %s mode\n",
adapter->ahw.cut_through ? "cut-through" : "legacy");
}