From: Vasundhara Volam Date: Sun, 26 Apr 2020 20:24:39 +0000 (-0400) Subject: bnxt_en: Reduce BNXT_MSIX_VEC_MAX value to supported CQs per PF. X-Git-Tag: v5.7-rc5~30^2~69^2~3 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=9e68cb0359b20f99c7b070f1d3305e5e0a9fae6d;p=thirdparty%2Flinux.git bnxt_en: Reduce BNXT_MSIX_VEC_MAX value to supported CQs per PF. Broadcom adapters support only maximum of 512 CQs per PF. If user sets MSIx vectors more than supported CQs, firmware is setting incorrect value for msix_vec_per_pf_max parameter. Fix it by reducing the BNXT_MSIX_VEC_MAX value to 512, even though the maximum # of MSIx vectors supported by adapter are 1280. Fixes: f399e8497826 ("bnxt_en: Use msix_vec_per_pf_max and msix_vec_per_pf_min devlink params.") Signed-off-by: Vasundhara Volam Signed-off-by: Michael Chan Signed-off-by: David S. Miller --- diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.h b/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.h index 95f893f2a74dc..d5c8bd49383ac 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.h +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.h @@ -43,7 +43,7 @@ static inline void bnxt_link_bp_to_dl(struct bnxt *bp, struct devlink *dl) #define BNXT_NVM_CFG_VER_BITS 24 #define BNXT_NVM_CFG_VER_BYTES 4 -#define BNXT_MSIX_VEC_MAX 1280 +#define BNXT_MSIX_VEC_MAX 512 #define BNXT_MSIX_VEC_MIN_MAX 128 enum bnxt_nvm_dir_type {