From: Radha Mohan Chintakuntla <rchintakuntla at cavium.com> On cn83xx family there are 4 BGX interfaces. This patch adds a macro to extract the bgx_id that is used throughout the driver to identify the bgx number. Signed-off-by: Radha Mohan Chintakuntla <rchintakuntla at cavium.com> Signed-off-by: Sunil Goutham <sgoutham at cavium.com> --- drivers/net/ethernet/cavium/thunder/thunder_bgx.c | 4 ++-- drivers/net/ethernet/cavium/thunder/thunder_bgx.h | 2 ++ 2 files changed, 4 insertions(+), 2 deletions(-) diff --git a/drivers/net/ethernet/cavium/thunder/thunder_bgx.c b/drivers/net/ethernet/cavium/thunder/thunder_bgx.c index 64dc826..99eea16 100644 --- a/drivers/net/ethernet/cavium/thunder/thunder_bgx.c +++ b/drivers/net/ethernet/cavium/thunder/thunder_bgx.c @@ -1255,8 +1255,8 @@ static int bgx_probe(struct pci_dev *pdev, const struct pci_device_id *ent) pci_read_config_word(pdev, PCI_DEVICE_ID, &sdevid); if (sdevid != PCI_DEVICE_ID_THUNDER_RGX) { - bgx->bgx_id = - (pci_resource_start(pdev, PCI_CFG_REG_BAR_NUM) >> 24) & 1; + bgx->bgx_id = (pci_resource_start(pdev, + PCI_CFG_REG_BAR_NUM) >> 24) & BGX_ID_MASK; bgx->bgx_id += nic_get_node_id(pdev) * MAX_BGX_PER_NODE; bgx->max_lmac = MAX_LMAC_PER_BGX; bgx_vnic[bgx->bgx_id] = bgx; diff --git a/drivers/net/ethernet/cavium/thunder/thunder_bgx.h b/drivers/net/ethernet/cavium/thunder/thunder_bgx.h index d59c71e..01cc7c8 100644 --- a/drivers/net/ethernet/cavium/thunder/thunder_bgx.h +++ b/drivers/net/ethernet/cavium/thunder/thunder_bgx.h @@ -28,6 +28,8 @@ #define MAX_DMAC_PER_LMAC 8 #define MAX_FRAME_SIZE 9216 +#define BGX_ID_MASK 0x3 + #define MAX_DMAC_PER_LMAC_TNS_BYPASS_MODE 2 /* Registers */ -- 1.7.1