From: Radoslaw Tyl <radoslawx....@intel.com> Change max credit and credit refill to a maximum possible value. Too small values cause the incorrect calculation of the bandwidth limits to each traffic class for frames larger than 4088 bytes.
Signed-off-by: Radoslaw Tyl <radoslawx....@intel.com> Reviewed-by: Skajewski, PiotrX <piotrx.skajew...@intel.com> Tested-by: Skajewski, PiotrX <piotrx.skajew...@intel.com> Reviewed-by: Mrozowicz, SlawomirX <slawomirx.mrozow...@intel.com> Reviewed-by: Michael, Alice <alice.mich...@intel.com> --- drivers/net/ixgbe/base/ixgbe_dcb.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/net/ixgbe/base/ixgbe_dcb.h b/drivers/net/ixgbe/base/ixgbe_dcb.h index c2a1013ac0..110ad8e550 100644 --- a/drivers/net/ixgbe/base/ixgbe_dcb.h +++ b/drivers/net/ixgbe/base/ixgbe_dcb.h @@ -10,9 +10,9 @@ /* DCB defines */ /* DCB credit calculation defines */ #define IXGBE_DCB_CREDIT_QUANTUM 64 -#define IXGBE_DCB_MAX_CREDIT_REFILL 200 /* 200 * 64B = 12800B */ +#define IXGBE_DCB_MAX_CREDIT_REFILL 511 /* 0x1FF * 64B = 32704B */ #define IXGBE_DCB_MAX_TSO_SIZE (32 * 1024) /* Max TSO pkt size in DCB*/ -#define IXGBE_DCB_MAX_CREDIT (2 * IXGBE_DCB_MAX_CREDIT_REFILL) +#define IXGBE_DCB_MAX_CREDIT 4095 /* Maximum credit supported: 256KB * 1024 / 64B */ /* 513 for 32KB TSO packet */ #define IXGBE_DCB_MIN_TSO_CREDIT \ -- 2.43.0
