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AKwUvByBcOYU2yxAorlytZ5A3HBOnTx0m4HooSDjAaLgv1810T3yj3i56dJsbk//ppw0sdrNKBeb8L15H3xhSA8=@vger.kernel.org X-Gm-Message-State: AFuF++liDyghsC4UpasjdvyeJboeG1iENGfozwkTV6uxKMbUmTMd18Uz CmyeIWSkTcBptl8JDusRt4YqFr5ItkOo2RDt+uu1sQ46zx0/xf8H7d5oqKDvB/c8dET2Ct0V7vb +i/fY1u1vt1jrNWdDbfvqw6oK1g== X-Received: from plbd9.prod.google.com ([2002:a17:902:f149:b0:2df:521d:9b56]) (user=hramamurthy job=prod-delivery.src-stubby-dispatcher) by 2002:a17:903:2a8f:b0:2dd:c100:b2cf with SMTP id d9443c01a7336-2df7dd71bc4mr28509135ad.58.1790276001123; Thu, 24 Sep 2026 11:53:21 -0700 (PDT) Date: Thu, 24 Sep 2026 18:53:07 +0000 In-Reply-To: <20260924185316.2831077-1-hramamurthy@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20260924185316.2831077-1-hramamurthy@google.com> X-Mailer: git-send-email 2.56.0.rc1.315.gc6ed9934b7-goog Message-ID: <20260924185316.2831077-4-hramamurthy@google.com> Subject: [PATCH net-next v8 03/12] gve: introduce ctrl ops to set vectors and Qs From: Harshitha Ramamurthy To: netdev@vger.kernel.org Cc: joshwash@google.com, hramamurthy@google.com, andrew+netdev@lunn.ch, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, ast@kernel.org, daniel@iogearbox.net, hawk@kernel.org, john.fastabend@gmail.com, sdf@fomichev.me, jordanrhee@google.com, willemb@google.com, nktgrg@google.com, maolson@google.com, thostet@google.com, jacob.e.keller@intel.com, debarghyak@google.com, kees@kernel.org, bpf@vger.kernel.org, linux-kernel@vger.kernel.org, przemyslaw.kitszel@intel.com Content-Type: text/plain; charset="UTF-8" Introduce following ctrl ops for Adminq mode. - set_num_queues to set maximum and default TX/RX queues in the alloc structures used in the initialization flow. - set_num_ntfy_blks op to set number of vectors(ntfy_blks) in the initialization flow. This is done by attaching the adminq_ prefix to the existing functions placed in the gve_adminq.c file. Reviewed-by: Willem de Bruijn Reviewed-by: Jordan Rhee Reviewed-by: Przemek Kitszel Signed-off-by: Harshitha Ramamurthy --- v4: Attach 'adminq_' prefix in the function names for gve_set_num_queues and gve_set_num_ntfy_blks and set them as ops (Przemek Kitszel) drivers/net/ethernet/google/gve/gve.h | 6 ++++++ drivers/net/ethernet/google/gve/gve_adminq.c | 4 ++-- drivers/net/ethernet/google/gve/gve_adminq.h | 4 ++-- drivers/net/ethernet/google/gve/gve_main.c | 6 ++++-- 4 files changed, 14 insertions(+), 6 deletions(-) diff --git a/drivers/net/ethernet/google/gve/gve.h b/drivers/net/ethernet/google/gve/gve.h index 56148ea3cfbf..1bc5e32b6618 100644 --- a/drivers/net/ethernet/google/gve/gve.h +++ b/drivers/net/ethernet/google/gve/gve.h @@ -829,10 +829,16 @@ struct gve_device_info { * struct gve_ctrl_ops - Control plane operations structure * @map_db_bar: Maps the doorbell BAR for the device and store in @priv. * @unmap_db_bar: Unmaps the doorbell BAR previously mapped by @map_db_bar. + * @set_num_queues: Sets default and max TX/RX queues into allocation + * structures stored in @priv to be used during initialization. + * @set_num_ntfy_blks: Sets no. of vectors into @priv to be used during + * initialization. */ struct gve_ctrl_ops { int (*map_db_bar)(struct gve_priv *priv); void (*unmap_db_bar)(struct gve_priv *priv); + void (*set_num_queues)(struct gve_priv *priv); + int (*set_num_ntfy_blks)(struct gve_priv *priv); }; struct gve_priv { diff --git a/drivers/net/ethernet/google/gve/gve_adminq.c b/drivers/net/ethernet/google/gve/gve_adminq.c index 08d8e49d563e..046155ae7d66 100644 --- a/drivers/net/ethernet/google/gve/gve_adminq.c +++ b/drivers/net/ethernet/google/gve/gve_adminq.c @@ -1592,7 +1592,7 @@ out: return err; } -int gve_set_num_ntfy_blks(struct gve_priv *priv) +int gve_adminq_set_num_ntfy_blks(struct gve_priv *priv) { int num_ntfy; @@ -1616,7 +1616,7 @@ int gve_set_num_ntfy_blks(struct gve_priv *priv) return 0; } -void gve_set_num_queues(struct gve_priv *priv) +void gve_adminq_set_num_queues(struct gve_priv *priv) { struct gve_device_info *device_info = &priv->device_info; diff --git a/drivers/net/ethernet/google/gve/gve_adminq.h b/drivers/net/ethernet/google/gve/gve_adminq.h index 93d3cabb67f1..ed3504853908 100644 --- a/drivers/net/ethernet/google/gve/gve_adminq.h +++ b/drivers/net/ethernet/google/gve/gve_adminq.h @@ -656,8 +656,8 @@ int gve_adminq_report_nic_ts(struct gve_priv *priv, struct gve_ptype_lut; int gve_adminq_get_ptype_map_dqo(struct gve_priv *priv, struct gve_ptype_lut *ptype_lut); -int gve_set_num_ntfy_blks(struct gve_priv *priv); -void gve_set_num_queues(struct gve_priv *priv); +int gve_adminq_set_num_ntfy_blks(struct gve_priv *priv); +void gve_adminq_set_num_queues(struct gve_priv *priv); int gve_adminq_map_db_bar(struct gve_priv *priv); void gve_adminq_unmap_db_bar(struct gve_priv *priv); #endif /* _GVE_ADMINQ_H */ diff --git a/drivers/net/ethernet/google/gve/gve_main.c b/drivers/net/ethernet/google/gve/gve_main.c index d721347e54b4..da53c1fb6afb 100644 --- a/drivers/net/ethernet/google/gve/gve_main.c +++ b/drivers/net/ethernet/google/gve/gve_main.c @@ -2463,6 +2463,8 @@ static void gve_set_buf_sizes(struct gve_priv *priv) static const struct gve_ctrl_ops gve_adminq_ops = { .map_db_bar = gve_adminq_map_db_bar, .unmap_db_bar = gve_adminq_unmap_db_bar, + .set_num_queues = gve_adminq_set_num_queues, + .set_num_ntfy_blks = gve_adminq_set_num_ntfy_blks, }; static int gve_init_priv(struct gve_priv *priv, bool skip_describe_device) @@ -2501,14 +2503,14 @@ static int gve_init_priv(struct gve_priv *priv, bool skip_describe_device) priv->queue_format = priv->device_info.queue_format; - err = gve_set_num_ntfy_blks(priv); + err = priv->ctrl_ops->set_num_ntfy_blks(priv); if (err) { dev_err(&priv->pdev->dev, "Could not setup notify blocks: err=%d\n", err); goto err; } - gve_set_num_queues(priv); + priv->ctrl_ops->set_num_queues(priv); dev_info(&priv->pdev->dev, "TX queues %d, RX queues %d\n", priv->tx_cfg.num_queues, priv->rx_cfg.num_queues); dev_info(&priv->pdev->dev, "Max TX queues %d, Max RX queues %d\n", -- 2.56.0.rc1.310.g51773c2048-goog