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sfxge: pass context type and num_queues to efx_mcdi_rss_context_alloc
Submitted by: Andy Moreton <amoreton at solarflare.com> Reviewed by: gnn Sponsored by: Solarflare Communications, Inc. MFC after: 2 days Differential Revision: https://reviews.freebsd.org/D4890
This commit is contained in:
parent
339d7dad7a
commit
219e008793
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=293772
@ -147,14 +147,34 @@ efx_mcdi_fini_rxq(
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static __checkReturn efx_rc_t
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static __checkReturn efx_rc_t
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efx_mcdi_rss_context_alloc(
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efx_mcdi_rss_context_alloc(
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__in efx_nic_t *enp,
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__in efx_nic_t *enp,
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__in efx_rx_scale_support_t scale_support,
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__in uint32_t num_queues,
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__out uint32_t *rss_contextp)
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__out uint32_t *rss_contextp)
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{
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{
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efx_mcdi_req_t req;
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efx_mcdi_req_t req;
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uint8_t payload[MAX(MC_CMD_RSS_CONTEXT_ALLOC_IN_LEN,
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uint8_t payload[MAX(MC_CMD_RSS_CONTEXT_ALLOC_IN_LEN,
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MC_CMD_RSS_CONTEXT_ALLOC_OUT_LEN)];
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MC_CMD_RSS_CONTEXT_ALLOC_OUT_LEN)];
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uint32_t rss_context;
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uint32_t rss_context;
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uint32_t context_type;
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efx_rc_t rc;
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efx_rc_t rc;
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if (num_queues > EFX_MAXRSS) {
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rc = EINVAL;
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goto fail1;
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}
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switch (scale_support) {
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case EFX_RX_SCALE_EXCLUSIVE:
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context_type = MC_CMD_RSS_CONTEXT_ALLOC_IN_TYPE_EXCLUSIVE;
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break;
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case EFX_RX_SCALE_SHARED:
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context_type = MC_CMD_RSS_CONTEXT_ALLOC_IN_TYPE_SHARED;
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break;
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default:
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rc = EINVAL;
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goto fail2;
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}
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(void) memset(payload, 0, sizeof (payload));
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(void) memset(payload, 0, sizeof (payload));
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req.emr_cmd = MC_CMD_RSS_CONTEXT_ALLOC;
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req.emr_cmd = MC_CMD_RSS_CONTEXT_ALLOC;
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req.emr_in_buf = payload;
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req.emr_in_buf = payload;
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@ -164,33 +184,36 @@ efx_mcdi_rss_context_alloc(
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MCDI_IN_SET_DWORD(req, RSS_CONTEXT_ALLOC_IN_UPSTREAM_PORT_ID,
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MCDI_IN_SET_DWORD(req, RSS_CONTEXT_ALLOC_IN_UPSTREAM_PORT_ID,
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EVB_PORT_ID_ASSIGNED);
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EVB_PORT_ID_ASSIGNED);
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MCDI_IN_SET_DWORD(req, RSS_CONTEXT_ALLOC_IN_TYPE,
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MCDI_IN_SET_DWORD(req, RSS_CONTEXT_ALLOC_IN_TYPE, context_type);
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MC_CMD_RSS_CONTEXT_ALLOC_IN_TYPE_EXCLUSIVE);
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/* NUM_QUEUES is only used to validate indirection table offsets */
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/* NUM_QUEUES is only used to validate indirection table offsets */
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MCDI_IN_SET_DWORD(req, RSS_CONTEXT_ALLOC_IN_NUM_QUEUES, 64);
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MCDI_IN_SET_DWORD(req, RSS_CONTEXT_ALLOC_IN_NUM_QUEUES, num_queues);
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efx_mcdi_execute(enp, &req);
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efx_mcdi_execute(enp, &req);
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if (req.emr_rc != 0) {
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if (req.emr_rc != 0) {
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rc = req.emr_rc;
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rc = req.emr_rc;
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goto fail1;
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goto fail3;
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}
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}
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if (req.emr_out_length_used < MC_CMD_RSS_CONTEXT_ALLOC_OUT_LEN) {
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if (req.emr_out_length_used < MC_CMD_RSS_CONTEXT_ALLOC_OUT_LEN) {
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rc = EMSGSIZE;
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rc = EMSGSIZE;
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goto fail2;
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goto fail4;
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}
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}
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rss_context = MCDI_OUT_DWORD(req, RSS_CONTEXT_ALLOC_OUT_RSS_CONTEXT_ID);
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rss_context = MCDI_OUT_DWORD(req, RSS_CONTEXT_ALLOC_OUT_RSS_CONTEXT_ID);
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if (rss_context == EF10_RSS_CONTEXT_INVALID) {
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if (rss_context == EF10_RSS_CONTEXT_INVALID) {
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rc = ENOENT;
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rc = ENOENT;
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goto fail3;
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goto fail5;
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}
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}
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*rss_contextp = rss_context;
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*rss_contextp = rss_context;
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return (0);
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return (0);
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fail5:
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EFSYS_PROBE(fail5);
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fail4:
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EFSYS_PROBE(fail4);
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fail3:
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fail3:
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EFSYS_PROBE(fail3);
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EFSYS_PROBE(fail3);
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fail2:
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fail2:
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@ -420,7 +443,8 @@ ef10_rx_init(
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{
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{
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#if EFSYS_OPT_RX_SCALE
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#if EFSYS_OPT_RX_SCALE
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if (efx_mcdi_rss_context_alloc(enp, &enp->en_rss_context) == 0) {
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if (efx_mcdi_rss_context_alloc(enp, EFX_RX_SCALE_EXCLUSIVE, EFX_MAXRSS,
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&enp->en_rss_context) == 0) {
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/*
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/*
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* Allocated an exclusive RSS context, which allows both the
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* Allocated an exclusive RSS context, which allows both the
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* indirection table and key to be modified.
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* indirection table and key to be modified.
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