diff options
Diffstat (limited to 'drivers/net/ethernet/intel/ice/ice.h')
| -rw-r--r-- | drivers/net/ethernet/intel/ice/ice.h | 19 |
1 files changed, 13 insertions, 6 deletions
diff --git a/drivers/net/ethernet/intel/ice/ice.h b/drivers/net/ethernet/intel/ice/ice.h index b5990ba0ee4c..0555d09614d8 100644 --- a/drivers/net/ethernet/intel/ice/ice.h +++ b/drivers/net/ethernet/intel/ice/ice.h @@ -46,13 +46,20 @@ extern const char ice_drv_ver[]; #define ICE_REQ_DESC_MULTIPLE 32 #define ICE_MIN_NUM_DESC ICE_REQ_DESC_MULTIPLE #define ICE_MAX_NUM_DESC 8160 -/* set default number of Rx/Tx descriptors to the minimum between - * ICE_MAX_NUM_DESC and the number of descriptors to fill up an entire page +#define ICE_DFLT_MIN_RX_DESC 512 +/* if the default number of Rx descriptors between ICE_MAX_NUM_DESC and the + * number of descriptors to fill up an entire page is greater than or equal to + * ICE_DFLT_MIN_RX_DESC set it based on page size, otherwise set it to + * ICE_DFLT_MIN_RX_DESC + */ +#define ICE_DFLT_NUM_RX_DESC \ + min_t(u16, ICE_MAX_NUM_DESC, \ + max_t(u16, ALIGN(PAGE_SIZE / sizeof(union ice_32byte_rx_desc), \ + ICE_REQ_DESC_MULTIPLE), \ + ICE_DFLT_MIN_RX_DESC)) +/* set default number of Tx descriptors to the minimum between ICE_MAX_NUM_DESC + * and the number of descriptors to fill up an entire page */ -#define ICE_DFLT_NUM_RX_DESC min_t(u16, ICE_MAX_NUM_DESC, \ - ALIGN(PAGE_SIZE / \ - sizeof(union ice_32byte_rx_desc), \ - ICE_REQ_DESC_MULTIPLE)) #define ICE_DFLT_NUM_TX_DESC min_t(u16, ICE_MAX_NUM_DESC, \ ALIGN(PAGE_SIZE / \ sizeof(struct ice_tx_desc), \ |