#include <linux/debugfs.h>
#include <linux/kmod.h>
#include <linux/mlx5/mlx5_ifc.h>
+#include <linux/mlx5/vport.h>
#ifdef CONFIG_RFS_ACCEL
#include <linux/cpu_rmap.h>
#endif
#include <net/devlink.h>
#include "mlx5_core.h"
#include "fs_core.h"
-#ifdef CONFIG_MLX5_CORE_EN
+#include "lib/mpfs.h"
#include "eswitch.h"
-#endif
#include "lib/mlx5.h"
#include "fpga/core.h"
#include "accel/ipsec.h"
pci_release_regions(pdev);
}
-static int mlx5_enable_msix(struct mlx5_core_dev *dev)
+static int mlx5_alloc_irq_vectors(struct mlx5_core_dev *dev)
{
struct mlx5_priv *priv = &dev->priv;
struct mlx5_eq_table *table = &priv->eq_table;
+ struct irq_affinity irqdesc = {
+ .pre_vectors = MLX5_EQ_VEC_COMP_BASE,
+ };
int num_eqs = 1 << MLX5_CAP_GEN(dev, log_max_eq);
int nvec;
- int i;
nvec = MLX5_CAP_GEN(dev, num_ports) * num_online_cpus() +
MLX5_EQ_VEC_COMP_BASE;
if (nvec <= MLX5_EQ_VEC_COMP_BASE)
return -ENOMEM;
- priv->msix_arr = kcalloc(nvec, sizeof(*priv->msix_arr), GFP_KERNEL);
-
priv->irq_info = kcalloc(nvec, sizeof(*priv->irq_info), GFP_KERNEL);
- if (!priv->msix_arr || !priv->irq_info)
+ if (!priv->irq_info)
goto err_free_msix;
- for (i = 0; i < nvec; i++)
- priv->msix_arr[i].entry = i;
-
- nvec = pci_enable_msix_range(dev->pdev, priv->msix_arr,
- MLX5_EQ_VEC_COMP_BASE + 1, nvec);
+ nvec = pci_alloc_irq_vectors_affinity(dev->pdev,
+ MLX5_EQ_VEC_COMP_BASE + 1, nvec,
+ PCI_IRQ_MSIX | PCI_IRQ_AFFINITY,
+ &irqdesc);
if (nvec < 0)
return nvec;
err_free_msix:
kfree(priv->irq_info);
- kfree(priv->msix_arr);
return -ENOMEM;
}
-static void mlx5_disable_msix(struct mlx5_core_dev *dev)
+static void mlx5_free_irq_vectors(struct mlx5_core_dev *dev)
{
struct mlx5_priv *priv = &dev->priv;
- pci_disable_msix(dev->pdev);
+ pci_free_irq_vectors(dev->pdev);
kfree(priv->irq_info);
- kfree(priv->msix_arr);
}
struct mlx5_reg_host_endianness {
return err;
}
+static int mlx5_core_set_hca_defaults(struct mlx5_core_dev *dev)
+{
+ int ret = 0;
+
+ /* Disable local_lb by default */
+ if ((MLX5_CAP_GEN(dev, port_type) == MLX5_CAP_PORT_TYPE_ETH) &&
+ MLX5_CAP_GEN(dev, disable_local_lb))
+ ret = mlx5_nic_vport_update_local_lb(dev, false);
+
+ return ret;
+}
+
int mlx5_core_enable_hca(struct mlx5_core_dev *dev, u16 func_id)
{
u32 out[MLX5_ST_SZ_DW(enable_hca_out)] = {0};
return (u64)timer_l | (u64)timer_h1 << 32;
}
-static int mlx5_irq_set_affinity_hint(struct mlx5_core_dev *mdev, int i)
-{
- struct mlx5_priv *priv = &mdev->priv;
- struct msix_entry *msix = priv->msix_arr;
- int irq = msix[i + MLX5_EQ_VEC_COMP_BASE].vector;
-
- if (!zalloc_cpumask_var(&priv->irq_info[i].mask, GFP_KERNEL)) {
- mlx5_core_warn(mdev, "zalloc_cpumask_var failed");
- return -ENOMEM;
- }
-
- cpumask_set_cpu(cpumask_local_spread(i, priv->numa_node),
- priv->irq_info[i].mask);
-
- if (IS_ENABLED(CONFIG_SMP) &&
- irq_set_affinity_hint(irq, priv->irq_info[i].mask))
- mlx5_core_warn(mdev, "irq_set_affinity_hint failed, irq 0x%.4x", irq);
-
- return 0;
-}
-
-static void mlx5_irq_clear_affinity_hint(struct mlx5_core_dev *mdev, int i)
-{
- struct mlx5_priv *priv = &mdev->priv;
- struct msix_entry *msix = priv->msix_arr;
- int irq = msix[i + MLX5_EQ_VEC_COMP_BASE].vector;
-
- irq_set_affinity_hint(irq, NULL);
- free_cpumask_var(priv->irq_info[i].mask);
-}
-
-static int mlx5_irq_set_affinity_hints(struct mlx5_core_dev *mdev)
-{
- int err;
- int i;
-
- for (i = 0; i < mdev->priv.eq_table.num_comp_vectors; i++) {
- err = mlx5_irq_set_affinity_hint(mdev, i);
- if (err)
- goto err_out;
- }
-
- return 0;
-
-err_out:
- for (i--; i >= 0; i--)
- mlx5_irq_clear_affinity_hint(mdev, i);
-
- return err;
-}
-
-static void mlx5_irq_clear_affinity_hints(struct mlx5_core_dev *mdev)
-{
- int i;
-
- for (i = 0; i < mdev->priv.eq_table.num_comp_vectors; i++)
- mlx5_irq_clear_affinity_hint(mdev, i);
-}
-
int mlx5_vector2eqn(struct mlx5_core_dev *dev, int vector, int *eqn,
unsigned int *irqn)
{
}
#ifdef CONFIG_RFS_ACCEL
- irq_cpu_rmap_add(dev->rmap,
- dev->priv.msix_arr[i + MLX5_EQ_VEC_COMP_BASE].vector);
+ irq_cpu_rmap_add(dev->rmap, pci_irq_vector(dev->pdev,
+ MLX5_EQ_VEC_COMP_BASE + i));
#endif
snprintf(name, MLX5_MAX_IRQ_NAME, "mlx5_comp%d", i);
err = mlx5_create_map_eq(dev, eq,
return -EOPNOTSUPP;
}
-
static int mlx5_pci_init(struct mlx5_core_dev *dev, struct mlx5_priv *priv)
{
struct pci_dev *pdev = dev->pdev;
goto err_tables_cleanup;
}
-#ifdef CONFIG_MLX5_CORE_EN
+ err = mlx5_mpfs_init(dev);
+ if (err) {
+ dev_err(&pdev->dev, "Failed to init l2 table %d\n", err);
+ goto err_rl_cleanup;
+ }
+
err = mlx5_eswitch_init(dev);
if (err) {
dev_err(&pdev->dev, "Failed to init eswitch %d\n", err);
- goto err_rl_cleanup;
+ goto err_mpfs_cleanup;
}
-#endif
err = mlx5_sriov_init(dev);
if (err) {
err_sriov_cleanup:
mlx5_sriov_cleanup(dev);
err_eswitch_cleanup:
-#ifdef CONFIG_MLX5_CORE_EN
mlx5_eswitch_cleanup(dev->priv.eswitch);
-
+err_mpfs_cleanup:
+ mlx5_mpfs_cleanup(dev);
err_rl_cleanup:
-#endif
mlx5_cleanup_rl_table(dev);
-
err_tables_cleanup:
mlx5_cleanup_mkey_table(dev);
mlx5_cleanup_srq_table(dev);
{
mlx5_fpga_cleanup(dev);
mlx5_sriov_cleanup(dev);
-#ifdef CONFIG_MLX5_CORE_EN
mlx5_eswitch_cleanup(dev->priv.eswitch);
-#endif
+ mlx5_mpfs_cleanup(dev);
mlx5_cleanup_rl_table(dev);
mlx5_cleanup_reserved_gids(dev);
mlx5_cleanup_mkey_table(dev);
goto err_stop_poll;
}
- err = mlx5_enable_msix(dev);
+ err = mlx5_alloc_irq_vectors(dev);
if (err) {
- dev_err(&pdev->dev, "enable msix failed\n");
+ dev_err(&pdev->dev, "alloc irq vectors failed\n");
goto err_cleanup_once;
}
goto err_stop_eqs;
}
- err = mlx5_irq_set_affinity_hints(dev);
- if (err) {
- dev_err(&pdev->dev, "Failed to alloc affinity hint cpumask\n");
- goto err_affinity_hints;
- }
-
err = mlx5_init_fs(dev);
if (err) {
dev_err(&pdev->dev, "Failed to init flow steering\n");
goto err_fs;
}
-#ifdef CONFIG_MLX5_CORE_EN
- mlx5_eswitch_attach(dev->priv.eswitch);
-#endif
+ err = mlx5_core_set_hca_defaults(dev);
+ if (err) {
+ dev_err(&pdev->dev, "Failed to set hca defaults\n");
+ goto err_fs;
+ }
err = mlx5_sriov_attach(dev);
if (err) {
mlx5_sriov_detach(dev);
err_sriov:
-#ifdef CONFIG_MLX5_CORE_EN
- mlx5_eswitch_detach(dev->priv.eswitch);
-#endif
mlx5_cleanup_fs(dev);
err_fs:
- mlx5_irq_clear_affinity_hints(dev);
-
-err_affinity_hints:
free_comp_eqs(dev);
err_stop_eqs:
mlx5_put_uars_page(dev, priv->uar);
err_disable_msix:
- mlx5_disable_msix(dev);
+ mlx5_free_irq_vectors(dev);
err_cleanup_once:
if (boot)
mlx5_fpga_device_stop(dev);
mlx5_sriov_detach(dev);
-#ifdef CONFIG_MLX5_CORE_EN
- mlx5_eswitch_detach(dev->priv.eswitch);
-#endif
mlx5_cleanup_fs(dev);
- mlx5_irq_clear_affinity_hints(dev);
free_comp_eqs(dev);
mlx5_stop_eqs(dev);
mlx5_put_uars_page(dev, priv->uar);
- mlx5_disable_msix(dev);
+ mlx5_free_irq_vectors(dev);
if (cleanup)
mlx5_cleanup_once(dev);
mlx5_stop_health_poll(dev);
};
static const struct devlink_ops mlx5_devlink_ops = {
-#ifdef CONFIG_MLX5_CORE_EN
+#ifdef CONFIG_MLX5_ESWITCH
.eswitch_mode_set = mlx5_devlink_eswitch_mode_set,
.eswitch_mode_get = mlx5_devlink_eswitch_mode_get,
.eswitch_inline_mode_set = mlx5_devlink_eswitch_inline_mode_set,
mutex_init(&dev->pci_status_mutex);
mutex_init(&dev->intf_state_mutex);
+ INIT_LIST_HEAD(&priv->waiting_events_list);
+ priv->is_accum_events = false;
+
#ifdef CONFIG_INFINIBAND_ON_DEMAND_PAGING
err = init_srcu_struct(&priv->pfault_srcu);
if (err) {
cleanup_srcu_struct(&priv->pfault_srcu);
clean_dev:
#endif
- pci_set_drvdata(pdev, NULL);
devlink_free(devlink);
return err;
#ifdef CONFIG_INFINIBAND_ON_DEMAND_PAGING
cleanup_srcu_struct(&priv->pfault_srcu);
#endif
- pci_set_drvdata(pdev, NULL);
devlink_free(devlink);
}
int err;
dev_info(&pdev->dev, "Shutdown was called\n");
- /* Notify mlx5 clients that the kernel is being shut down */
- set_bit(MLX5_INTERFACE_STATE_SHUTDOWN, &dev->intf_state);
err = mlx5_try_fast_unload(dev);
if (err)
mlx5_unload_one(dev, priv, false);