&dev_attr_board_id
};
+struct diag_counter {
+ const char *name;
+ u32 offset;
+};
+
+#define DIAG_COUNTER(_name, _offset) \
+ { .name = #_name, .offset = _offset }
+
+static const struct diag_counter diag_basic[] = {
+ DIAG_COUNTER(rq_num_lle, 0x00),
+ DIAG_COUNTER(sq_num_lle, 0x04),
+ DIAG_COUNTER(rq_num_lqpoe, 0x08),
+ DIAG_COUNTER(sq_num_lqpoe, 0x0C),
+ DIAG_COUNTER(rq_num_lpe, 0x18),
+ DIAG_COUNTER(sq_num_lpe, 0x1C),
+ DIAG_COUNTER(rq_num_wrfe, 0x20),
+ DIAG_COUNTER(sq_num_wrfe, 0x24),
+ DIAG_COUNTER(sq_num_mwbe, 0x2C),
+ DIAG_COUNTER(sq_num_bre, 0x34),
+ DIAG_COUNTER(sq_num_rire, 0x44),
+ DIAG_COUNTER(rq_num_rire, 0x48),
+ DIAG_COUNTER(sq_num_rae, 0x4C),
+ DIAG_COUNTER(rq_num_rae, 0x50),
+ DIAG_COUNTER(sq_num_roe, 0x54),
+ DIAG_COUNTER(sq_num_tree, 0x5C),
+ DIAG_COUNTER(sq_num_rree, 0x64),
+ DIAG_COUNTER(rq_num_rnr, 0x68),
+ DIAG_COUNTER(sq_num_rnr, 0x6C),
+ DIAG_COUNTER(rq_num_oos, 0x100),
+ DIAG_COUNTER(sq_num_oos, 0x104),
+};
+
+static const struct diag_counter diag_ext[] = {
+ DIAG_COUNTER(rq_num_dup, 0x130),
+ DIAG_COUNTER(sq_num_to, 0x134),
+};
+
+static const struct diag_counter diag_device_only[] = {
+ DIAG_COUNTER(num_cqovf, 0x1A0),
+ DIAG_COUNTER(rq_num_udsdprd, 0x118),
+};
+
+static struct rdma_hw_stats *mlx4_ib_alloc_hw_stats(struct ib_device *ibdev,
+ u8 port_num)
+{
+ struct mlx4_ib_dev *dev = to_mdev(ibdev);
+ struct mlx4_ib_diag_counters *diag = dev->diag_counters;
+
+ if (!diag[!!port_num].name)
+ return NULL;
+
+ return rdma_alloc_hw_stats_struct(diag[!!port_num].name,
+ diag[!!port_num].num_counters,
+ RDMA_HW_STATS_DEFAULT_LIFESPAN);
+}
+
+static int mlx4_ib_get_hw_stats(struct ib_device *ibdev,
+ struct rdma_hw_stats *stats,
+ u8 port, int index)
+{
+ struct mlx4_ib_dev *dev = to_mdev(ibdev);
+ struct mlx4_ib_diag_counters *diag = dev->diag_counters;
+ u32 hw_value[ARRAY_SIZE(diag_device_only) +
+ ARRAY_SIZE(diag_ext) + ARRAY_SIZE(diag_basic)] = {};
+ int ret;
+ int i;
+
+ ret = mlx4_query_diag_counters(dev->dev,
+ MLX4_OP_MOD_QUERY_TRANSPORT_CI_ERRORS,
+ diag[!!port].offset, hw_value,
+ diag[!!port].num_counters, port);
+
+ if (ret)
+ return ret;
+
+ for (i = 0; i < diag[!!port].num_counters; i++)
+ stats->value[i] = hw_value[i];
+
+ return diag[!!port].num_counters;
+}
+
+static int __mlx4_ib_alloc_diag_counters(struct mlx4_ib_dev *ibdev,
+ const char ***name,
+ u32 **offset,
+ u32 *num,
+ bool port)
+{
+ u32 num_counters;
+
+ num_counters = ARRAY_SIZE(diag_basic);
+
+ if (ibdev->dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_DIAG_PER_PORT)
+ num_counters += ARRAY_SIZE(diag_ext);
+
+ if (!port)
+ num_counters += ARRAY_SIZE(diag_device_only);
+
+ *name = kcalloc(num_counters, sizeof(**name), GFP_KERNEL);
+ if (!*name)
+ return -ENOMEM;
+
+ *offset = kcalloc(num_counters, sizeof(**offset), GFP_KERNEL);
+ if (!*offset)
+ goto err_name;
+
+ *num = num_counters;
+
+ return 0;
+
+err_name:
+ kfree(*name);
+ return -ENOMEM;
+}
+
+static void mlx4_ib_fill_diag_counters(struct mlx4_ib_dev *ibdev,
+ const char **name,
+ u32 *offset,
+ bool port)
+{
+ int i;
+ int j;
+
+ for (i = 0, j = 0; i < ARRAY_SIZE(diag_basic); i++, j++) {
+ name[i] = diag_basic[i].name;
+ offset[i] = diag_basic[i].offset;
+ }
+
+ if (ibdev->dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_DIAG_PER_PORT) {
+ for (i = 0; i < ARRAY_SIZE(diag_ext); i++, j++) {
+ name[j] = diag_ext[i].name;
+ offset[j] = diag_ext[i].offset;
+ }
+ }
+
+ if (!port) {
+ for (i = 0; i < ARRAY_SIZE(diag_device_only); i++, j++) {
+ name[j] = diag_device_only[i].name;
+ offset[j] = diag_device_only[i].offset;
+ }
+ }
+}
+
+static int mlx4_ib_alloc_diag_counters(struct mlx4_ib_dev *ibdev)
+{
+ struct mlx4_ib_diag_counters *diag = ibdev->diag_counters;
+ int i;
+ int ret;
+ bool per_port = !!(ibdev->dev->caps.flags2 &
+ MLX4_DEV_CAP_FLAG2_DIAG_PER_PORT);
+
+ for (i = 0; i < MLX4_DIAG_COUNTERS_TYPES; i++) {
+ /* i == 1 means we are building port counters */
+ if (i && !per_port)
+ continue;
+
+ ret = __mlx4_ib_alloc_diag_counters(ibdev, &diag[i].name,
+ &diag[i].offset,
+ &diag[i].num_counters, i);
+ if (ret)
+ goto err_alloc;
+
+ mlx4_ib_fill_diag_counters(ibdev, diag[i].name,
+ diag[i].offset, i);
+ }
+
+ ibdev->ib_dev.get_hw_stats = mlx4_ib_get_hw_stats;
+ ibdev->ib_dev.alloc_hw_stats = mlx4_ib_alloc_hw_stats;
+
+ return 0;
+
+err_alloc:
+ if (i) {
+ kfree(diag[i - 1].name);
+ kfree(diag[i - 1].offset);
+ }
+
+ return ret;
+}
+
+static void mlx4_ib_diag_cleanup(struct mlx4_ib_dev *ibdev)
+{
+ int i;
+
+ for (i = 0; i < MLX4_DIAG_COUNTERS_TYPES; i++) {
+ kfree(ibdev->diag_counters[i].offset);
+ kfree(ibdev->diag_counters[i].name);
+ }
+}
+
#define MLX4_IB_INVALID_MAC ((u64)-1)
static void mlx4_ib_update_qps(struct mlx4_ib_dev *ibdev,
struct net_device *dev,
for (j = 1; j <= ibdev->dev->caps.num_ports; j++)
atomic64_set(&iboe->mac[j - 1], ibdev->dev->caps.def_mac[j]);
- if (ib_register_device(&ibdev->ib_dev, NULL))
+ if (mlx4_ib_alloc_diag_counters(ibdev))
goto err_steer_free_bitmap;
+ if (ib_register_device(&ibdev->ib_dev, NULL))
+ goto err_diag_counters;
+
if (mlx4_ib_mad_init(ibdev))
goto err_reg;
err_reg:
ib_unregister_device(&ibdev->ib_dev);
+err_diag_counters:
+ mlx4_ib_diag_cleanup(ibdev);
+
err_steer_free_bitmap:
kfree(ibdev->ib_uc_qpns_bitmap);
mlx4_ib_close_sriov(ibdev);
mlx4_ib_mad_cleanup(ibdev);
ib_unregister_device(&ibdev->ib_dev);
+ mlx4_ib_diag_cleanup(ibdev);
if (ibdev->iboe.nb.notifier_call) {
if (unregister_netdevice_notifier(&ibdev->iboe.nb))
pr_warn("failure unregistering notifier\n");
projects / linux-beck.git / blobdiff