diff options
| author | John Fastabend <john.r.fastabend@intel.com> | 2011-05-02 14:34:10 +0200 |
|---|---|---|
| committer | Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2011-06-21 10:18:55 +0200 |
| commit | 80605c6513207344d00b32e8d1e64bd34fdf1358 (patch) | |
| tree | 865b63b591278b0b8abef0bbe0e4a4f4a48951b8 /drivers/net/ixgbe/ixgbe_dcb_82598.c | |
| parent | ixgbe: dcbnl reduce duplicated code and indentation (diff) | |
| download | linux-80605c6513207344d00b32e8d1e64bd34fdf1358.tar.xz linux-80605c6513207344d00b32e8d1e64bd34fdf1358.zip | |
ixgbe: consolidate packet buffer allocation
Consolidate packet buffer allocation currently being
done in the DCB path and main path. This allows the
feature set and packet buffer requirements to be done
once.
This is prep work to allow DCB to coexist with other
features namely, flow director.
CC: Alexander Duyck <alexander.h.duyck@intel.com>
Signed-off-by: John Fastabend <john.r.fastabend@intel.com>
Tested-by: Ross Brattain <ross.b.brattain@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers/net/ixgbe/ixgbe_dcb_82598.c')
| -rw-r--r-- | drivers/net/ixgbe/ixgbe_dcb_82598.c | 43 |
1 files changed, 1 insertions, 42 deletions
diff --git a/drivers/net/ixgbe/ixgbe_dcb_82598.c b/drivers/net/ixgbe/ixgbe_dcb_82598.c index 771d01a60d06..2288c3cac010 100644 --- a/drivers/net/ixgbe/ixgbe_dcb_82598.c +++ b/drivers/net/ixgbe/ixgbe_dcb_82598.c @@ -32,45 +32,6 @@ #include "ixgbe_dcb_82598.h" /** - * ixgbe_dcb_config_packet_buffers_82598 - Configure packet buffers - * @hw: pointer to hardware structure - * @dcb_config: pointer to ixgbe_dcb_config structure - * - * Configure packet buffers for DCB mode. - */ -static s32 ixgbe_dcb_config_packet_buffers_82598(struct ixgbe_hw *hw, u8 rx_pba) -{ - s32 ret_val = 0; - u32 value = IXGBE_RXPBSIZE_64KB; - u8 i = 0; - - /* Setup Rx packet buffer sizes */ - switch (rx_pba) { - case pba_80_48: - /* Setup the first four at 80KB */ - value = IXGBE_RXPBSIZE_80KB; - for (; i < 4; i++) - IXGBE_WRITE_REG(hw, IXGBE_RXPBSIZE(i), value); - /* Setup the last four at 48KB...don't re-init i */ - value = IXGBE_RXPBSIZE_48KB; - /* Fall Through */ - case pba_equal: - default: - for (; i < IXGBE_MAX_PACKET_BUFFERS; i++) - IXGBE_WRITE_REG(hw, IXGBE_RXPBSIZE(i), value); - - /* Setup Tx packet buffer sizes */ - for (i = 0; i < IXGBE_MAX_PACKET_BUFFERS; i++) { - IXGBE_WRITE_REG(hw, IXGBE_TXPBSIZE(i), - IXGBE_TXPBSIZE_40KB); - } - break; - } - - return ret_val; -} - -/** * ixgbe_dcb_config_rx_arbiter_82598 - Config Rx data arbiter * @hw: pointer to hardware structure * @dcb_config: pointer to ixgbe_dcb_config structure @@ -321,11 +282,9 @@ static s32 ixgbe_dcb_config_tc_stats_82598(struct ixgbe_hw *hw) * * Configure dcb settings and enable dcb mode. */ -s32 ixgbe_dcb_hw_config_82598(struct ixgbe_hw *hw, - u8 rx_pba, u8 pfc_en, u16 *refill, +s32 ixgbe_dcb_hw_config_82598(struct ixgbe_hw *hw, u8 pfc_en, u16 *refill, u16 *max, u8 *bwg_id, u8 *prio_type) { - ixgbe_dcb_config_packet_buffers_82598(hw, rx_pba); ixgbe_dcb_config_rx_arbiter_82598(hw, refill, max, prio_type); ixgbe_dcb_config_tx_desc_arbiter_82598(hw, refill, max, bwg_id, prio_type); |