diff options
Diffstat (limited to 'drivers/net/ethernet')
-rw-r--r-- | drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c | 17 | ||||
-rw-r--r-- | drivers/net/ethernet/broadcom/bnx2x/bnx2x_reg.h | 3 |
2 files changed, 18 insertions, 2 deletions
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c index e56b8326652e..115d77a8bebb 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c @@ -10546,6 +10546,7 @@ static int __devinit bnx2x_init_dev(struct pci_dev *pdev, { struct bnx2x *bp; int rc; + u32 pci_cfg_dword; bool chip_is_e1x = (board_type == BCM57710 || board_type == BCM57711 || board_type == BCM57711E); @@ -10556,7 +10557,6 @@ static int __devinit bnx2x_init_dev(struct pci_dev *pdev, bp->dev = dev; bp->pdev = pdev; bp->flags = 0; - bp->pf_num = PCI_FUNC(pdev->devfn); rc = pci_enable_device(pdev); if (rc) { @@ -10623,6 +10623,21 @@ static int __devinit bnx2x_init_dev(struct pci_dev *pdev, goto err_out_release; } + /* In E1/E1H use pci device function given by kernel. + * In E2/E3 read physical function from ME register since these chips + * support Physical Device Assignment where kernel BDF maybe arbitrary + * (depending on hypervisor). + */ + if (chip_is_e1x) + bp->pf_num = PCI_FUNC(pdev->devfn); + else {/* chip is E2/3*/ + pci_read_config_dword(bp->pdev, + PCICFG_ME_REGISTER, &pci_cfg_dword); + bp->pf_num = (u8)((pci_cfg_dword & ME_REG_ABS_PF_NUM) >> + ME_REG_ABS_PF_NUM_SHIFT); + } + DP(BNX2X_MSG_SP, "me reg PF num: %d\n", bp->pf_num); + bnx2x_set_power_state(bp, PCI_D0); /* clean indirect addresses */ diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_reg.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_reg.h index dddbcf6e154e..8c79e00b37e8 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_reg.h +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_reg.h @@ -6023,7 +6023,8 @@ #define PCICFG_MSI_CONTROL_64_BIT_ADDR_CAP (0x1<<23) #define PCICFG_MSI_CONTROL_MSI_PVMASK_CAPABLE (0x1<<24) #define PCICFG_GRC_ADDRESS 0x78 -#define PCICFG_GRC_DATA 0x80 +#define PCICFG_GRC_DATA 0x80 +#define PCICFG_ME_REGISTER 0x98 #define PCICFG_MSIX_CAP_ID_OFFSET 0xa0 #define PCICFG_MSIX_CONTROL_TABLE_SIZE (0x7ff<<16) #define PCICFG_MSIX_CONTROL_RESERVED (0x7<<27) |