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ixgbevf: Adds function to set PSRTYPE register 

This patch creates a new function to set PSRTYPE. This function helps lay
the ground work for eventual multi queue support.

Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com>
Signed-off-by: Don Skidmore <donald.c.skidmore@intel.com>
Tested-by: Phil Schmitt <phillip.j.schmitt@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
This commit is contained in:
Don Skidmore 2013-09-21 01:57:33 +00:00 committed by Jeff Kirsher
parent 2e0103810c
commit 1bb9c6390e
1 changed files with 16 additions and 2 deletions
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18
drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c
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@ -1082,6 +1082,21 @@ static void ixgbevf_configure_srrctl(struct ixgbevf_adapter *adapter, int index)
IXGBE_WRITE_REG(hw, IXGBE_VFSRRCTL(index), srrctl);
}
static void ixgbevf_setup_psrtype(struct ixgbevf_adapter *adapter)
{
struct ixgbe_hw *hw = &adapter->hw;
/* PSRTYPE must be initialized in 82599 */
u32 psrtype = IXGBE_PSRTYPE_TCPHDR | IXGBE_PSRTYPE_UDPHDR |
IXGBE_PSRTYPE_IPV4HDR | IXGBE_PSRTYPE_IPV6HDR |
IXGBE_PSRTYPE_L2HDR;
if (adapter->num_rx_queues > 1)
psrtype |= 1 << 29;
IXGBE_WRITE_REG(hw, IXGBE_VFPSRTYPE, psrtype);
}
static void ixgbevf_set_rx_buffer_len(struct ixgbevf_adapter *adapter)
{
struct ixgbe_hw *hw = &adapter->hw;
@ -1129,8 +1144,7 @@ static void ixgbevf_configure_rx(struct ixgbevf_adapter *adapter)
int i, j;
u32 rdlen;
/* PSRTYPE must be initialized in 82599 */
IXGBE_WRITE_REG(hw, IXGBE_VFPSRTYPE, 0);
ixgbevf_setup_psrtype(adapter);
/* set_rx_buffer_len must be called before ring initialization */
ixgbevf_set_rx_buffer_len(adapter);