net/i40e: support input set configuration

This patch supports getting/setting input set info for
RSS, FDIR, and FDIR flexible payload. It also adds some
helper functions for input set configuration.

Signed-off-by: Beilei Xing <beilei.xing@intel.com>
Acked-by: Qi Zhang <qi.z.zhang@intel.com>
This commit is contained in:
Beilei Xing 2018-01-08 11:09:13 +08:00 committed by Ferruh Yigit
parent c49ef7ef7f
commit 97bd4ef9a0
3 changed files with 286 additions and 0 deletions

View File

@ -2956,3 +2956,144 @@ int rte_pmd_i40e_flow_add_del_packet_template(
return i40e_flow_add_del_fdir_filter(dev, &filter_conf, add);
}
int
rte_pmd_i40e_inset_get(uint16_t port, uint8_t pctype,
struct rte_pmd_i40e_inset *inset,
enum rte_pmd_i40e_inset_type inset_type)
{
struct rte_eth_dev *dev;
struct i40e_hw *hw;
uint64_t inset_reg;
uint32_t mask_reg[2];
int i;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port, -ENODEV);
dev = &rte_eth_devices[port];
if (!is_i40e_supported(dev))
return -ENOTSUP;
if (pctype > 63)
return -EINVAL;
hw = I40E_DEV_PRIVATE_TO_HW(dev->data->dev_private);
memset(inset, 0, sizeof(struct rte_pmd_i40e_inset));
switch (inset_type) {
case INSET_HASH:
/* Get input set */
inset_reg =
i40e_read_rx_ctl(hw, I40E_GLQF_HASH_INSET(1, pctype));
inset_reg <<= I40E_32_BIT_WIDTH;
inset_reg |=
i40e_read_rx_ctl(hw, I40E_GLQF_HASH_INSET(0, pctype));
/* Get field mask */
mask_reg[0] =
i40e_read_rx_ctl(hw, I40E_GLQF_HASH_MSK(0, pctype));
mask_reg[1] =
i40e_read_rx_ctl(hw, I40E_GLQF_HASH_MSK(1, pctype));
break;
case INSET_FDIR:
inset_reg =
i40e_read_rx_ctl(hw, I40E_PRTQF_FD_INSET(pctype, 1));
inset_reg <<= I40E_32_BIT_WIDTH;
inset_reg |=
i40e_read_rx_ctl(hw, I40E_PRTQF_FD_INSET(pctype, 0));
mask_reg[0] =
i40e_read_rx_ctl(hw, I40E_GLQF_FD_MSK(0, pctype));
mask_reg[1] =
i40e_read_rx_ctl(hw, I40E_GLQF_FD_MSK(1, pctype));
break;
case INSET_FDIR_FLX:
inset_reg =
i40e_read_rx_ctl(hw, I40E_PRTQF_FD_FLXINSET(pctype));
mask_reg[0] =
i40e_read_rx_ctl(hw, I40E_PRTQF_FD_MSK(pctype, 0));
mask_reg[1] =
i40e_read_rx_ctl(hw, I40E_PRTQF_FD_MSK(pctype, 1));
break;
default:
PMD_DRV_LOG(ERR, "Unsupported input set type.");
return -EINVAL;
}
inset->inset = inset_reg;
for (i = 0; i < 2; i++) {
inset->mask[i].field_idx = ((mask_reg[i] >> 16) & 0x3F);
inset->mask[i].mask = mask_reg[i] & 0xFFFF;
}
return 0;
}
int
rte_pmd_i40e_inset_set(uint16_t port, uint8_t pctype,
struct rte_pmd_i40e_inset *inset,
enum rte_pmd_i40e_inset_type inset_type)
{
struct rte_eth_dev *dev;
struct i40e_hw *hw;
uint64_t inset_reg;
uint32_t mask_reg[2];
int i;
RTE_ETH_VALID_PORTID_OR_ERR_RET(port, -ENODEV);
dev = &rte_eth_devices[port];
if (!is_i40e_supported(dev))
return -ENOTSUP;
if (pctype > 63)
return -EINVAL;
hw = I40E_DEV_PRIVATE_TO_HW(dev->data->dev_private);
/* Clear mask first */
for (i = 0; i < 2; i++)
i40e_check_write_reg(hw, I40E_GLQF_FD_MSK(i, pctype), 0);
inset_reg = inset->inset;
for (i = 0; i < 2; i++)
mask_reg[i] = (inset->mask[i].field_idx << 16) |
inset->mask[i].mask;
switch (inset_type) {
case INSET_HASH:
i40e_check_write_reg(hw, I40E_GLQF_HASH_INSET(0, pctype),
(uint32_t)(inset_reg & UINT32_MAX));
i40e_check_write_reg(hw, I40E_GLQF_HASH_INSET(1, pctype),
(uint32_t)((inset_reg >>
I40E_32_BIT_WIDTH) & UINT32_MAX));
for (i = 0; i < 2; i++)
i40e_check_write_reg(hw, I40E_GLQF_HASH_MSK(i, pctype),
mask_reg[i]);
break;
case INSET_FDIR:
i40e_check_write_reg(hw, I40E_PRTQF_FD_INSET(pctype, 0),
(uint32_t)(inset_reg & UINT32_MAX));
i40e_check_write_reg(hw, I40E_PRTQF_FD_INSET(pctype, 1),
(uint32_t)((inset_reg >>
I40E_32_BIT_WIDTH) & UINT32_MAX));
for (i = 0; i < 2; i++)
i40e_check_write_reg(hw, I40E_GLQF_FD_MSK(i, pctype),
mask_reg[i]);
break;
case INSET_FDIR_FLX:
i40e_check_write_reg(hw, I40E_PRTQF_FD_FLXINSET(pctype),
(uint32_t)(inset_reg & UINT32_MAX));
for (i = 0; i < 2; i++)
i40e_check_write_reg(hw, I40E_PRTQF_FD_MSK(pctype, i),
mask_reg[i]);
break;
default:
PMD_DRV_LOG(ERR, "Unsupported input set type.");
return -EINVAL;
}
I40E_WRITE_FLUSH(hw);
return 0;
}

View File

@ -289,6 +289,23 @@ struct rte_pmd_i40e_pkt_template_conf {
uint32_t soft_id;
};
enum rte_pmd_i40e_inset_type {
INSET_NONE = 0,
INSET_HASH,
INSET_FDIR,
INSET_FDIR_FLX,
};
struct rte_pmd_i40e_inset_mask {
uint8_t field_idx;
uint16_t mask;
};
struct rte_pmd_i40e_inset {
uint64_t inset;
struct rte_pmd_i40e_inset_mask mask[2];
};
/**
* Add or remove raw packet template filter to Flow Director.
*
@ -905,4 +922,125 @@ int rte_pmd_i40e_query_vfid_by_mac(uint16_t port,
int rte_pmd_i40e_rss_queue_region_conf(uint16_t port_id,
enum rte_pmd_i40e_queue_region_op op_type, void *arg);
int rte_pmd_i40e_cfg_hash_inset(uint16_t port,
uint64_t pctype, uint64_t inset);
/**
* Get input set
*
* @param port
* The port identifier of the Ethernet device.
* @param pctype
* HW pctype.
* @param inset
* Buffer for input set info.
* @param inset_type
* Type of input set.
* @return
* - (0) if successful.
* - (-ENODEV) if *port* invalid.
* - (-EINVAL) if bad parameter.
* - (-ENOTSUP) if operation not supported.
*/
int rte_pmd_i40e_inset_get(uint16_t port, uint8_t pctype,
struct rte_pmd_i40e_inset *inset,
enum rte_pmd_i40e_inset_type inset_type);
/**
* Set input set
*
* @param port
* The port identifier of the Ethernet device.
* @param pctype
* HW pctype.
* @param inset
* Input set info.
* @param inset_type
* Type of input set.
* @return
* - (0) if successful.
* - (-ENODEV) if *port* invalid.
* - (-EINVAL) if bad parameter.
* - (-ENOTSUP) if operation not supported.
*/
int rte_pmd_i40e_inset_set(uint16_t port, uint8_t pctype,
struct rte_pmd_i40e_inset *inset,
enum rte_pmd_i40e_inset_type inset_type);
/**
* Get bit value for some field index
*
* @param inset
* Input set value.
* @param field_idx
* Field index for input set.
* @return
* - (1) if set.
* - (0) if cleared.
*/
static inline int
rte_pmd_i40e_inset_field_get(uint64_t inset, uint8_t field_idx)
{
uint8_t bit_idx;
if (field_idx > 63)
return 0;
bit_idx = 63 - field_idx;
if (inset & (1ULL << bit_idx))
return 1;
return 0;
}
/**
* Set bit value for some field index
*
* @param inset
* Input set value.
* @param field_idx
* Field index for input set.
* @return
* - (-1) if failed.
* - (0) if success.
*/
static inline int
rte_pmd_i40e_inset_field_set(uint64_t *inset, uint8_t field_idx)
{
uint8_t bit_idx;
if (field_idx > 63)
return -1;
bit_idx = 63 - field_idx;
*inset = *inset | (1ULL << bit_idx);
return 0;
}
/**
* Clear bit value for some field index
*
* @param inset
* Input set value.
* @param field_idx
* Field index for input set.
* @return
* - (-1) if failed.
* - (0) if success.
*/
static inline int
rte_pmd_i40e_inset_field_clear(uint64_t *inset, uint8_t field_idx)
{
uint8_t bit_idx;
if (field_idx > 63)
return -1;
bit_idx = 63 - field_idx;
*inset = *inset & ~(1ULL << bit_idx);
return 0;
}
#endif /* _PMD_I40E_H_ */

View File

@ -58,3 +58,10 @@ DPDK_17.11 {
rte_pmd_i40e_rss_queue_region_conf;
} DPDK_17.08;
DPDK_18.02 {
global:
rte_pmd_i40e_inset_get;
rte_pmd_i40e_inset_set;
} DPDK_17.11;