diff options
| author | Jesse Brandeburg <jesse.brandeburg@intel.com> | 2013-11-20 10:03:09 +0000 |
|---|---|---|
| committer | Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2013-12-10 01:27:31 -0800 |
| commit | 0319577f8902cd420d3159ac6dd134f1de10b52e (patch) | |
| tree | 45873f1e18501fc3fdc54509ee1317611eb7a147 /drivers | |
| parent | 1fa18370e4cd88669f2d1569d314b05f45b3538e (diff) | |
i40e: remove and fix confusing define name
I40E_ITR_NONE was being used as an ITRN register index by
accident because it was easily associated with the I40E_RX_ITR
and friends defines.
Change the name slightly in order to make it clear that
I40E_ITR_NONE is really associated with the DYN_CTL register
sets.
Change-Id: I04702c027c7495b90a8bf2db85d3e085a2c7d02a
Signed-off-by: Jesse Brandeburg <jesse.brandeburg@intel.com>
Tested-by: Kavindya Deegala <kavindya.s.deegala@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/ethernet/intel/i40e/i40e_txrx.h | 21 |
1 files changed, 17 insertions, 4 deletions
diff --git a/drivers/net/ethernet/intel/i40e/i40e_txrx.h b/drivers/net/ethernet/intel/i40e/i40e_txrx.h index db55d9947f15..faabf22fbd20 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_txrx.h +++ b/drivers/net/ethernet/intel/i40e/i40e_txrx.h @@ -49,10 +49,23 @@ #define I40E_QUEUE_END_OF_LIST 0x7FF -#define I40E_ITR_NONE 3 -#define I40E_RX_ITR 0 -#define I40E_TX_ITR 1 -#define I40E_PE_ITR 2 +/* this enum matches hardware bits and is meant to be used by DYN_CTLN + * registers and QINT registers or more generally anywhere in the manual + * mentioning ITR_INDX, ITR_NONE cannot be used as an index 'n' into any + * register but instead is a special value meaning "don't update" ITR0/1/2. + */ +enum i40e_dyn_idx_t { + I40E_IDX_ITR0 = 0, + I40E_IDX_ITR1 = 1, + I40E_IDX_ITR2 = 2, + I40E_ITR_NONE = 3 /* ITR_NONE must not be used as an index */ +}; + +/* these are indexes into ITRN registers */ +#define I40E_RX_ITR I40E_IDX_ITR0 +#define I40E_TX_ITR I40E_IDX_ITR1 +#define I40E_PE_ITR I40E_IDX_ITR2 + /* Supported Rx Buffer Sizes */ #define I40E_RXBUFFER_512 512 /* Used for packet split */ #define I40E_RXBUFFER_2048 2048 |