From: Radha Mohan Chintakuntla Date: Tue, 15 Nov 2016 12:07:16 +0000 (+0530) Subject: net: thunderx: Introduce BGX_ID_MASK macro to extract bgx_id X-Git-Tag: Ubuntu-5.4-5.4.0-11.14~8980^2~24^2~4 X-Git-Url: https://git.proxmox.com/?a=commitdiff_plain;h=612e94bd99912f3b2ac616c00c3dc7f166a98005;p=mirror_ubuntu-focal-kernel.git net: thunderx: Introduce BGX_ID_MASK macro to extract bgx_id This patch fixes the 'bgx_id' determination on 83xx where there are 4 BGX blocks instead of 2 on other platforms. Signed-off-by: Radha Mohan Chintakuntla Signed-off-by: Sunil Goutham Signed-off-by: David S. Miller --- diff --git a/drivers/net/ethernet/cavium/thunder/thunder_bgx.c b/drivers/net/ethernet/cavium/thunder/thunder_bgx.c index 8bbaedbb7b94..050e21fbb147 100644 --- a/drivers/net/ethernet/cavium/thunder/thunder_bgx.c +++ b/drivers/net/ethernet/cavium/thunder/thunder_bgx.c @@ -1242,8 +1242,8 @@ 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 d59c71e4a000..01cc7c859131 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 */