Define all the supported chip numbers and chip categories. Store the chip_num returned by firmware. If the call to get the version and chip number fails, we should abort.
Signed-off-by: Michael Chan <michael.c...@broadcom.com> --- drivers/net/ethernet/broadcom/bnxt/bnxt.c | 6 ++++- drivers/net/ethernet/broadcom/bnxt/bnxt.h | 38 +++++++++++++++++++++++++++++++ 2 files changed, 43 insertions(+), 1 deletion(-) diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c index 1cf885a..0fd27b0 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c @@ -4037,6 +4037,8 @@ static int bnxt_hwrm_ver_get(struct bnxt *bp) if (resp->hwrm_intf_maj >= 1) bp->hwrm_max_req_len = le16_to_cpu(resp->max_req_win_len); + bp->chip_num = le16_to_cpu(resp->chip_num); + hwrm_ver_get_exit: mutex_unlock(&bp->hwrm_cmd_lock); return rc; @@ -6414,7 +6416,9 @@ static int bnxt_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) goto init_err; mutex_init(&bp->hwrm_cmd_lock); - bnxt_hwrm_ver_get(bp); + rc = bnxt_hwrm_ver_get(bp); + if (rc) + goto init_err; rc = bnxt_hwrm_func_drv_rgtr(bp); if (rc) diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.h b/drivers/net/ethernet/broadcom/bnxt/bnxt.h index ec18a07..b754be6 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.h +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.h @@ -873,6 +873,44 @@ struct bnxt { void __iomem *bar2; u32 reg_base; + u16 chip_num; +#define CHIP_NUM_57301 0x16c8 +#define CHIP_NUM_57302 0x16c9 +#define CHIP_NUM_57304 0x16ca +#define CHIP_NUM_57402 0x16d0 +#define CHIP_NUM_57404 0x16d1 +#define CHIP_NUM_57406 0x16d2 + +#define CHIP_NUM_57311 0x16ce +#define CHIP_NUM_57312 0x16cf +#define CHIP_NUM_57314 0x16df +#define CHIP_NUM_57412 0x16d6 +#define CHIP_NUM_57414 0x16d7 +#define CHIP_NUM_57416 0x16d8 +#define CHIP_NUM_57417 0x16d9 + +#define BNXT_CHIP_NUM_5730X(chip_num) \ + ((chip_num) >= CHIP_NUM_57301 && \ + (chip_num) <= CHIP_NUM_57304) + +#define BNXT_CHIP_NUM_5740X(chip_num) \ + ((chip_num) >= CHIP_NUM_57402 && \ + (chip_num) <= CHIP_NUM_57406) + +#define BNXT_CHIP_NUM_5731X(chip_num) \ + ((chip_num) == CHIP_NUM_57311 || \ + (chip_num) == CHIP_NUM_57312 || \ + (chip_num) == CHIP_NUM_57314) + +#define BNXT_CHIP_NUM_5741X(chip_num) \ + ((chip_num) >= CHIP_NUM_57412 && \ + (chip_num) <= CHIP_NUM_57417) + +#define BNXT_CHIP_NUM_57X0X(chip_num) \ + (BNXT_CHIP_NUM_5730X(chip_num) || BNXT_CHIP_NUM_5740X(chip_num)) + +#define BNXT_CHIP_NUM_57X1X(chip_num) \ + (BNXT_CHIP_NUM_5731X(chip_num) || BNXT_CHIP_NUM_5741X(chip_num)) struct net_device *dev; struct pci_dev *pdev; -- 1.8.3.1