Commit 7b139c83 authored by Ajit Khaparde's avatar Ajit Khaparde Committed by David S. Miller
Browse files

be2net: Bug fix to support newer generation of BE ASIC 



Bug fix in be2net for newer generation of BladeEngine ASIC.

Signed-off-by: default avatarAjit Khaparde <ajitk@serverengines.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 744595c8

drivers/net/benet/be.h

+5 −0
Original line number Diff line number Diff line
@@ -276,8 +276,13 @@ struct be_adapter { 
	int link_speed;

	u8 port_type;

	u8 transceiver;

	u8 generation;		/* BladeEngine ASIC generation */

};



/* BladeEngine Generation numbers */

#define BE_GEN2 2

#define BE_GEN3 3



extern const struct ethtool_ops be_ethtool_ops;



#define drvr_stats(adapter)		(&adapter->stats.drvr_stats)

drivers/net/benet/be_cmds.h

+2 −1
Original line number Diff line number Diff line
@@ -164,7 +164,8 @@ struct be_cmd_req_hdr { 
	u8 domain;		/* dword 0 */

	u32 timeout;		/* dword 1 */

	u32 request_length;	/* dword 2 */

	u32 rsvd;		/* dword 3 */

	u8 version;		/* dword 3 */

	u8 rsvd[3];		/* dword 3 */

};



#define RESP_HDR_INFO_OPCODE_SHIFT	0	/* bits 0 - 7 */

drivers/net/benet/be_main.c

+23 −2
Original line number Diff line number Diff line
@@ -2051,6 +2051,7 @@ static void be_unmap_pci_bars(struct be_adapter *adapter) 
static int be_map_pci_bars(struct be_adapter *adapter)

{

	u8 __iomem *addr;

	int pcicfg_reg;



	addr = ioremap_nocache(pci_resource_start(adapter->pdev, 2),

			pci_resource_len(adapter->pdev, 2));
@@ -2064,8 +2065,13 @@ static int be_map_pci_bars(struct be_adapter *adapter) 
		goto pci_map_err;

	adapter->db = addr;



	addr = ioremap_nocache(pci_resource_start(adapter->pdev, 1),

			pci_resource_len(adapter->pdev, 1));

	if (adapter->generation == BE_GEN2)

		pcicfg_reg = 1;

	else

		pcicfg_reg = 0;



	addr = ioremap_nocache(pci_resource_start(adapter->pdev, pcicfg_reg),

			pci_resource_len(adapter->pdev, pcicfg_reg));

	if (addr == NULL)

		goto pci_map_err;

	adapter->pcicfg = addr;
@@ -2162,6 +2168,7 @@ static int be_stats_init(struct be_adapter *adapter) 
	cmd->va = pci_alloc_consistent(adapter->pdev, cmd->size, &cmd->dma);

	if (cmd->va == NULL)

		return -1;

	memset(cmd->va, cmd->size, 0);

	return 0;

}
@@ -2240,6 +2247,20 @@ static int __devinit be_probe(struct pci_dev *pdev, 
		goto rel_reg;

	}

	adapter = netdev_priv(netdev);



	switch (pdev->device) {

	case BE_DEVICE_ID1:

	case OC_DEVICE_ID1:

		adapter->generation = BE_GEN2;

		break;

	case BE_DEVICE_ID2:

	case OC_DEVICE_ID2:

		adapter->generation = BE_GEN3;

		break;

	default:

		adapter->generation = 0;

	}



	adapter->pdev = pdev;

	pci_set_drvdata(pdev, adapter);

	adapter->netdev = netdev;