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net/bnxt: add HWRM VNIC configure

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This patch configures the properties and actions of the VNIC
allocated by vnic_alloc function from the previous patch.

bnxt_hwrm_vnic_cfg:
	Configure the VNIC structure in hardware.

Signed-off-by: Ajit Khaparde <ajit.khaparde@broadcom.com>
Signed-off-by: Stephen Hurd <stephen.hurd@broadcom.com>
Reviewed-by: David Christensen <david.christensen@broadcom.com>
This commit is contained in:
Ajit Khaparde 2016-06-15 14:23:19 -07:00 committed by Bruce Richardson
parent b7390d4388
commit db678d5c2b
3 changed files with 191 additions and 1 deletions
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34
drivers/net/bnxt/bnxt_hwrm.c
View File

@ -553,6 +553,40 @@ int bnxt_hwrm_vnic_alloc(struct bnxt *bp, struct bnxt_vnic_info *vnic)
return rc;
}
int bnxt_hwrm_vnic_cfg(struct bnxt *bp, struct bnxt_vnic_info *vnic)
{
int rc = 0;
struct hwrm_vnic_cfg_input req = {.req_type = 0 };
struct hwrm_vnic_cfg_output *resp = bp->hwrm_cmd_resp_addr;
HWRM_PREP(req, VNIC_CFG, -1, resp);
/* Only RSS support for now TBD: COS & LB */
req.enables =
rte_cpu_to_le_32(HWRM_VNIC_CFG_INPUT_ENABLES_DFLT_RING_GRP |
HWRM_VNIC_CFG_INPUT_ENABLES_RSS_RULE |
HWRM_VNIC_CFG_INPUT_ENABLES_MRU);
req.vnic_id = rte_cpu_to_le_16(vnic->fw_vnic_id);
req.dflt_ring_grp =
rte_cpu_to_le_16(bp->grp_info[vnic->start_grp_id].fw_grp_id);
req.rss_rule = rte_cpu_to_le_16(vnic->fw_rss_cos_lb_ctx);
req.cos_rule = rte_cpu_to_le_16(0xffff);
req.lb_rule = rte_cpu_to_le_16(0xffff);
req.mru = rte_cpu_to_le_16(bp->eth_dev->data->mtu + ETHER_HDR_LEN +
ETHER_CRC_LEN + VLAN_TAG_SIZE);
if (vnic->func_default)
req.flags = 1;
if (vnic->vlan_strip)
req.flags |=
rte_cpu_to_le_32(HWRM_VNIC_CFG_INPUT_FLAGS_VLAN_STRIP_MODE);
rc = bnxt_hwrm_send_message(bp, &req, sizeof(req));
HWRM_CHECK_RESULT;
return rc;
}
int bnxt_hwrm_vnic_free(struct bnxt *bp, struct bnxt_vnic_info *vnic)
{
int rc = 0;

3
drivers/net/bnxt/bnxt_hwrm.h
View File

@ -63,8 +63,9 @@ int bnxt_hwrm_stat_clear(struct bnxt *bp, struct bnxt_cp_ring_info *cpr);
int bnxt_hwrm_ver_get(struct bnxt *bp);
int bnxt_hwrm_vnic_free(struct bnxt *bp, struct bnxt_vnic_info *vnic);
int bnxt_hwrm_vnic_alloc(struct bnxt *bp, struct bnxt_vnic_info *vnic);
int bnxt_hwrm_vnic_cfg(struct bnxt *bp, struct bnxt_vnic_info *vnic);
int bnxt_hwrm_vnic_free(struct bnxt *bp, struct bnxt_vnic_info *vnic);
int bnxt_clear_all_hwrm_stat_ctxs(struct bnxt *bp);
void bnxt_free_hwrm_resources(struct bnxt *bp);

155
drivers/net/bnxt/hsi_struct_def_dpdk.h
View File

@ -91,6 +91,7 @@ struct ctx_hw_stats64 {
#define HWRM_QUEUE_QPORTCFG (UINT32_C(0x30))
#define HWRM_VNIC_ALLOC (UINT32_C(0x40))
#define HWRM_VNIC_FREE (UINT32_C(0x41))
#define HWRM_VNIC_CFG (UINT32_C(0x42))
#define HWRM_CFA_L2_FILTER_ALLOC (UINT32_C(0x90))
#define HWRM_CFA_L2_FILTER_FREE (UINT32_C(0x91))
#define HWRM_CFA_L2_FILTER_CFG (UINT32_C(0x92))
@ -3219,6 +3220,160 @@ struct hwrm_vnic_alloc_output {
uint8_t valid;
} __attribute__((packed));
/* hwrm_vnic_cfg */
/* Description: Configure the RX VNIC structure. */
/* Input (40 bytes) */
struct hwrm_vnic_cfg_input {
/*
* This value indicates what type of request this is. The format for the
* rest of the command is determined by this field.
*/
uint16_t req_type;
/*
* This value indicates the what completion ring the request will be
* optionally completed on. If the value is -1, then no CR completion
* will be generated. Any other value must be a valid CR ring_id value
* for this function.
*/
uint16_t cmpl_ring;
/* This value indicates the command sequence number. */
uint16_t seq_id;
/*
* Target ID of this command. 0x0 - 0xFFF8 - Used for function ids
* 0xFFF8 - 0xFFFE - Reserved for internal processors 0xFFFF - HWRM
*/
uint16_t target_id;
/*
* This is the host address where the response will be written when the
* request is complete. This area must be 16B aligned and must be
* cleared to zero before the request is made.
*/
uint64_t resp_addr;
/*
* When this bit is '1', the VNIC is requested to be the default VNIC
* for the function.
*/
#define HWRM_VNIC_CFG_INPUT_FLAGS_DEFAULT UINT32_C(0x1)
/*
* When this bit is '1', the VNIC is being configured to strip VLAN in
* the RX path. If set to '0', then VLAN stripping is disabled on this
* VNIC.
*/
#define HWRM_VNIC_CFG_INPUT_FLAGS_VLAN_STRIP_MODE UINT32_C(0x2)
/*
* When this bit is '1', the VNIC is being configured to buffer receive
* packets in the hardware until the host posts new receive buffers. If
* set to '0', then bd_stall is being configured to be disabled on this
* VNIC.
*/
#define HWRM_VNIC_CFG_INPUT_FLAGS_BD_STALL_MODE UINT32_C(0x4)
/*
* When this bit is '1', the VNIC is being configured to receive both
* RoCE and non-RoCE traffic. If set to '0', then this VNIC is not
* configured to be operating in dual VNIC mode.
*/
#define HWRM_VNIC_CFG_INPUT_FLAGS_ROCE_DUAL_VNIC_MODE UINT32_C(0x8)
/*
* When this flag is set to '1', the VNIC is requested to be configured
* to receive only RoCE traffic. If this flag is set to '0', then this
* flag shall be ignored by the HWRM. If roce_dual_vnic_mode flag is set
* to '1', then the HWRM client shall not set this flag to '1'.
*/
#define HWRM_VNIC_CFG_INPUT_FLAGS_ROCE_ONLY_VNIC_MODE UINT32_C(0x10)
uint32_t flags;
/* This bit must be '1' for the dflt_ring_grp field to be configured. */
#define HWRM_VNIC_CFG_INPUT_ENABLES_DFLT_RING_GRP UINT32_C(0x1)
/* This bit must be '1' for the rss_rule field to be configured. */
#define HWRM_VNIC_CFG_INPUT_ENABLES_RSS_RULE UINT32_C(0x2)
/* This bit must be '1' for the cos_rule field to be configured. */
#define HWRM_VNIC_CFG_INPUT_ENABLES_COS_RULE UINT32_C(0x4)
/* This bit must be '1' for the lb_rule field to be configured. */
#define HWRM_VNIC_CFG_INPUT_ENABLES_LB_RULE UINT32_C(0x8)
/* This bit must be '1' for the mru field to be configured. */
#define HWRM_VNIC_CFG_INPUT_ENABLES_MRU UINT32_C(0x10)
uint32_t enables;
/* Logical vnic ID */
uint16_t vnic_id;
/*
* Default Completion ring for the VNIC. This ring will be chosen if
* packet does not match any RSS rules and if there is no COS rule.
*/
uint16_t dflt_ring_grp;
/*
* RSS ID for RSS rule/table structure. 0xFF... (All Fs) if there is no
* RSS rule.
*/
uint16_t rss_rule;
/*
* RSS ID for COS rule/table structure. 0xFF... (All Fs) if there is no
* COS rule.
*/
uint16_t cos_rule;
/*
* RSS ID for load balancing rule/table structure. 0xFF... (All Fs) if
* there is no LB rule.
*/
uint16_t lb_rule;
/*
* The maximum receive unit of the vnic. Each vnic is associated with a
* function. The vnic mru value overwrites the mru setting of the
* associated function. The HWRM shall make sure that vnic mru does not
* exceed the mru of the port the function is associated with.
*/
uint16_t mru;
uint32_t unused_0;
} __attribute__((packed));
/* Output (16 bytes) */
struct hwrm_vnic_cfg_output {
/*
* Pass/Fail or error type Note: receiver to verify the in parameters,
* and fail the call with an error when appropriate
*/
uint16_t error_code;
/* This field returns the type of original request. */
uint16_t req_type;
/* This field provides original sequence number of the command. */
uint16_t seq_id;
/*
* This field is the length of the response in bytes. The last byte of
* the response is a valid flag that will read as '1' when the command
* has been completely written to memory.
*/
uint16_t resp_len;
uint32_t unused_0;
uint8_t unused_1;
uint8_t unused_2;
uint8_t unused_3;
/*
* This field is used in Output records to indicate that the output is
* completely written to RAM. This field should be read as '1' to
* indicate that the output has been completely written. When writing a
* command completion or response to an internal processor, the order of
* writes has to be such that this field is written last.
*/
uint8_t valid;
} __attribute__((packed));
/* hwrm_vnic_free */
/*
* Description: Free a VNIC resource. Idle any resources associated with the