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net/i40e: remove DPDK PF version specific code

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This patch removes unused code related to DPDK PF version.

Signed-off-by: Beilei Xing <beilei.xing@intel.com>
This commit is contained in:
Beilei Xing 2017-08-23 16:44:36 +08:00 committed by Ferruh Yigit
parent 4c7213beca
commit 975ffea6f6
2 changed files with 10 additions and 53 deletions
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54
drivers/net/i40e/i40e_ethdev_vf.c
View File

@ -430,9 +430,7 @@ i40evf_check_api_version(struct rte_eth_dev *dev)
pver = (struct virtchnl_version_info *)args.out_buffer;
vf->version_major = pver->major;
vf->version_minor = pver->minor;
if (vf->version_major == I40E_DPDK_VERSION_MAJOR)
PMD_DRV_LOG(INFO, "Peer is DPDK PF host");
else if ((vf->version_major == VIRTCHNL_VERSION_MAJOR) &&
if ((vf->version_major == VIRTCHNL_VERSION_MAJOR) &&
(vf->version_minor <= VIRTCHNL_VERSION_MINOR))
PMD_DRV_LOG(INFO, "Peer is Linux PF host");
else {
@ -653,14 +651,10 @@ i40evf_config_irq_map(struct rte_eth_dev *dev)
uint32_t vector_id;
int i, err;
if (rte_intr_allow_others(intr_handle)) {
if (vf->version_major == I40E_DPDK_VERSION_MAJOR)
vector_id = I40EVF_VSI_DEFAULT_MSIX_INTR;
else
vector_id = I40EVF_VSI_DEFAULT_MSIX_INTR_LNX;
} else {
if (rte_intr_allow_others(intr_handle))
vector_id = I40EVF_VSI_DEFAULT_MSIX_INTR_LNX;
else
vector_id = I40E_MISC_VEC_ID;
}
map_info = (struct virtchnl_irq_map_info *)cmd_buffer;
map_info->num_vectors = 1;
@ -1204,15 +1198,12 @@ i40evf_init_vf(struct rte_eth_dev *dev)
else
eth_random_addr(hw->mac.addr); /* Generate a random one */
/* If the PF host is not DPDK, set the interval of ITR0 to max*/
if (vf->version_major != I40E_DPDK_VERSION_MAJOR) {
I40E_WRITE_REG(hw, I40E_VFINT_DYN_CTL01,
(I40E_ITR_INDEX_DEFAULT <<
I40E_VFINT_DYN_CTL0_ITR_INDX_SHIFT) |
(interval <<
I40E_VFINT_DYN_CTL0_INTERVAL_SHIFT));
I40EVF_WRITE_FLUSH(hw);
}
I40E_WRITE_REG(hw, I40E_VFINT_DYN_CTL01,
(I40E_ITR_INDEX_DEFAULT <<
I40E_VFINT_DYN_CTL0_ITR_INDX_SHIFT) |
(interval <<
I40E_VFINT_DYN_CTL0_INTERVAL_SHIFT));
I40EVF_WRITE_FLUSH(hw);
return 0;
@ -1768,7 +1759,6 @@ i40evf_tx_init(struct rte_eth_dev *dev)
static inline void
i40evf_enable_queues_intr(struct rte_eth_dev *dev)
{
struct i40e_vf *vf = I40EVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
struct i40e_hw *hw = I40E_DEV_PRIVATE_TO_HW(dev->data->dev_private);
struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev);
struct rte_intr_handle *intr_handle = &pci_dev->intr_handle;
@ -1783,25 +1773,12 @@ i40evf_enable_queues_intr(struct rte_eth_dev *dev)
return;
}
if (vf->version_major == I40E_DPDK_VERSION_MAJOR)
/* To support DPDK PF host */
I40E_WRITE_REG(hw,
I40E_VFINT_DYN_CTLN1(I40EVF_VSI_DEFAULT_MSIX_INTR - 1),
I40E_VFINT_DYN_CTLN1_INTENA_MASK |
I40E_VFINT_DYN_CTLN_CLEARPBA_MASK);
/* If host driver is kernel driver, do nothing.
* Interrupt 0 is used for rx packets, but don't set
* I40E_VFINT_DYN_CTL01,
* because it is already done in i40evf_enable_irq0.
*/
I40EVF_WRITE_FLUSH(hw);
}
static inline void
i40evf_disable_queues_intr(struct rte_eth_dev *dev)
{
struct i40e_vf *vf = I40EVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
struct i40e_hw *hw = I40E_DEV_PRIVATE_TO_HW(dev->data->dev_private);
struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev);
struct rte_intr_handle *intr_handle = &pci_dev->intr_handle;
@ -1813,17 +1790,6 @@ i40evf_disable_queues_intr(struct rte_eth_dev *dev)
return;
}
if (vf->version_major == I40E_DPDK_VERSION_MAJOR)
I40E_WRITE_REG(hw,
I40E_VFINT_DYN_CTLN1(I40EVF_VSI_DEFAULT_MSIX_INTR
- 1),
0);
/* If host driver is kernel driver, do nothing.
* Interrupt 0 is used for rx packets, but don't zero
* I40E_VFINT_DYN_CTL01,
* because interrupt 0 is also used for adminq processing.
*/
I40EVF_WRITE_FLUSH(hw);
}

9
drivers/net/i40e/i40e_pf.h
View File

@ -34,15 +34,6 @@
#ifndef _I40E_PF_H_
#define _I40E_PF_H_
/* VERSION info to exchange between VF and PF host. In case VF works with
* ND kernel driver, it reads VIRTCHNL_VERSION_MAJOR/MINOR. In
* case works with DPDK host, it reads version below. Then VF realize who it
* is talking to and use proper language to communicate.
* */
#define I40E_DPDK_SIGNATURE ('D' << 24 | 'P' << 16 | 'D' << 8 | 'K')
#define I40E_DPDK_VERSION_MAJOR I40E_DPDK_SIGNATURE
#define I40E_DPDK_VERSION_MINOR 0
/* Default setting on number of VSIs that VF can contain */
#define I40E_DEFAULT_VF_VSI_NUM 1