}
static int iboe_process_mad(struct ib_device *ibdev, int mad_flags, u8 port_num,
- struct ib_wc *in_wc, struct ib_grh *in_grh,
- struct ib_mad *in_mad, struct ib_mad *out_mad)
+ const struct ib_wc *in_wc, const struct ib_grh *in_grh,
+ const struct ib_mad *in_mad, struct ib_mad *out_mad)
{
- struct mlx4_cmd_mailbox *mailbox;
+ struct mlx4_counter counter_stats;
struct mlx4_ib_dev *dev = to_mdev(ibdev);
int err;
- u32 inmod = dev->counters[port_num - 1] & 0xffff;
- u8 mode;
if (in_mad->mad_hdr.mgmt_class != IB_MGMT_CLASS_PERF_MGMT)
return -EINVAL;
}
int mlx4_ib_process_mad(struct ib_device *ibdev, int mad_flags, u8 port_num,
- struct ib_wc *in_wc, struct ib_grh *in_grh,
- struct ib_mad *in_mad, struct ib_mad *out_mad)
+ const struct ib_wc *in_wc, const struct ib_grh *in_grh,
+ const struct ib_mad_hdr *in, size_t in_mad_size,
+ struct ib_mad_hdr *out, size_t *out_mad_size,
+ u16 *out_mad_pkey_index)
{
+ struct mlx4_ib_dev *dev = to_mdev(ibdev);
+ const struct ib_mad *in_mad = (const struct ib_mad *)in;
+ struct ib_mad *out_mad = (struct ib_mad *)out;
+
+ BUG_ON(in_mad_size != sizeof(*in_mad) ||
+ *out_mad_size != sizeof(*out_mad));
+
switch (rdma_port_get_link_layer(ibdev, port_num)) {
case IB_LINK_LAYER_INFINIBAND:
- return ib_process_mad(ibdev, mad_flags, port_num, in_wc,
- in_grh, in_mad, out_mad);
+ if (!mlx4_is_slave(dev->dev))
+ return ib_process_mad(ibdev, mad_flags, port_num, in_wc,
+ in_grh, in_mad, out_mad);
case IB_LINK_LAYER_ETHERNET:
return iboe_process_mad(ibdev, mad_flags, port_num, in_wc,
in_grh, in_mad, out_mad);
return;
/* Reset the advertised EQ number */
- ibdev->ib_dev.num_comp_vectors = dev->caps.num_comp_vectors;
+ ibdev->ib_dev.num_comp_vectors = 0;
- /* Free only the added eqs */
- for (i = 0; i < ibdev->eq_added; i++) {
- /* Don't free legacy eqs if used */
- if (ibdev->eq_table[i] <= dev->caps.num_comp_vectors)
- continue;
+ for (i = 0; i < total_eqs; i++)
mlx4_release_eq(dev, ibdev->eq_table[i]);
- }
kfree(ibdev->eq_table);
+ ibdev->eq_table = NULL;
}
+static int mlx4_port_immutable(struct ib_device *ibdev, u8 port_num,
+ struct ib_port_immutable *immutable)
+{
+ struct ib_port_attr attr;
+ int err;
+
+ err = mlx4_ib_query_port(ibdev, port_num, &attr);
+ if (err)
+ return err;
+
+ immutable->pkey_tbl_len = attr.pkey_tbl_len;
+ immutable->gid_tbl_len = attr.gid_tbl_len;
+
+ if (mlx4_ib_port_link_layer(ibdev, port_num) == IB_LINK_LAYER_INFINIBAND)
+ immutable->core_cap_flags = RDMA_CORE_PORT_IBA_IB;
+ else
+ immutable->core_cap_flags = RDMA_CORE_PORT_IBA_ROCE;
+
+ immutable->max_mad_size = IB_MGMT_MAD_SIZE;
+
+ return 0;
+}
+
static void *mlx4_ib_add(struct mlx4_dev *dev)
{
struct mlx4_ib_dev *ibdev;
DRIVER_NAME ": Mellanox Connect-IB Infiniband driver v"
DRIVER_VERSION " (" DRIVER_RELDATE ")\n";
+ static enum rdma_link_layer
+ mlx5_ib_port_link_layer(struct ib_device *device)
+ {
+ struct mlx5_ib_dev *dev = to_mdev(device);
+
+ switch (MLX5_CAP_GEN(dev->mdev, port_type)) {
+ case MLX5_CAP_PORT_TYPE_IB:
+ return IB_LINK_LAYER_INFINIBAND;
+ case MLX5_CAP_PORT_TYPE_ETH:
+ return IB_LINK_LAYER_ETHERNET;
+ default:
+ return IB_LINK_LAYER_UNSPECIFIED;
+ }
+ }
+
+ static int mlx5_use_mad_ifc(struct mlx5_ib_dev *dev)
+ {
+ return !dev->mdev->issi;
+ }
+
+ enum {
+ MLX5_VPORT_ACCESS_METHOD_MAD,
+ MLX5_VPORT_ACCESS_METHOD_HCA,
+ MLX5_VPORT_ACCESS_METHOD_NIC,
+ };
+
+ static int mlx5_get_vport_access_method(struct ib_device *ibdev)
+ {
+ if (mlx5_use_mad_ifc(to_mdev(ibdev)))
+ return MLX5_VPORT_ACCESS_METHOD_MAD;
+
+ if (mlx5_ib_port_link_layer(ibdev) ==
+ IB_LINK_LAYER_ETHERNET)
+ return MLX5_VPORT_ACCESS_METHOD_NIC;
+
+ return MLX5_VPORT_ACCESS_METHOD_HCA;
+ }
+
+ static int mlx5_query_system_image_guid(struct ib_device *ibdev,
+ __be64 *sys_image_guid)
+ {
+ struct mlx5_ib_dev *dev = to_mdev(ibdev);
+ struct mlx5_core_dev *mdev = dev->mdev;
+ u64 tmp;
+ int err;
+
+ switch (mlx5_get_vport_access_method(ibdev)) {
+ case MLX5_VPORT_ACCESS_METHOD_MAD:
+ return mlx5_query_mad_ifc_system_image_guid(ibdev,
+ sys_image_guid);
+
+ case MLX5_VPORT_ACCESS_METHOD_HCA:
+ err = mlx5_query_hca_vport_system_image_guid(mdev, &tmp);
+ if (!err)
+ *sys_image_guid = cpu_to_be64(tmp);
+ return err;
+
+ default:
+ return -EINVAL;
+ }
+ }
+
+ static int mlx5_query_max_pkeys(struct ib_device *ibdev,
+ u16 *max_pkeys)
+ {
+ struct mlx5_ib_dev *dev = to_mdev(ibdev);
+ struct mlx5_core_dev *mdev = dev->mdev;
+
+ switch (mlx5_get_vport_access_method(ibdev)) {
+ case MLX5_VPORT_ACCESS_METHOD_MAD:
+ return mlx5_query_mad_ifc_max_pkeys(ibdev, max_pkeys);
+
+ case MLX5_VPORT_ACCESS_METHOD_HCA:
+ case MLX5_VPORT_ACCESS_METHOD_NIC:
+ *max_pkeys = mlx5_to_sw_pkey_sz(MLX5_CAP_GEN(mdev,
+ pkey_table_size));
+ return 0;
+
+ default:
+ return -EINVAL;
+ }
+ }
+
+ static int mlx5_query_vendor_id(struct ib_device *ibdev,
+ u32 *vendor_id)
+ {
+ struct mlx5_ib_dev *dev = to_mdev(ibdev);
+
+ switch (mlx5_get_vport_access_method(ibdev)) {
+ case MLX5_VPORT_ACCESS_METHOD_MAD:
+ return mlx5_query_mad_ifc_vendor_id(ibdev, vendor_id);
+
+ case MLX5_VPORT_ACCESS_METHOD_HCA:
+ case MLX5_VPORT_ACCESS_METHOD_NIC:
+ return mlx5_core_query_vendor_id(dev->mdev, vendor_id);
+
+ default:
+ return -EINVAL;
+ }
+ }
+
+ static int mlx5_query_node_guid(struct mlx5_ib_dev *dev,
+ __be64 *node_guid)
+ {
+ u64 tmp;
+ int err;
+
+ switch (mlx5_get_vport_access_method(&dev->ib_dev)) {
+ case MLX5_VPORT_ACCESS_METHOD_MAD:
+ return mlx5_query_mad_ifc_node_guid(dev, node_guid);
+
+ case MLX5_VPORT_ACCESS_METHOD_HCA:
+ err = mlx5_query_hca_vport_node_guid(dev->mdev, &tmp);
+ if (!err)
+ *node_guid = cpu_to_be64(tmp);
+ return err;
+
+ default:
+ return -EINVAL;
+ }
+ }
+
+ struct mlx5_reg_node_desc {
+ u8 desc[64];
+ };
+
+ static int mlx5_query_node_desc(struct mlx5_ib_dev *dev, char *node_desc)
+ {
+ struct mlx5_reg_node_desc in;
+
+ if (mlx5_use_mad_ifc(dev))
+ return mlx5_query_mad_ifc_node_desc(dev, node_desc);
+
+ memset(&in, 0, sizeof(in));
+
+ return mlx5_core_access_reg(dev->mdev, &in, sizeof(in), node_desc,
+ sizeof(struct mlx5_reg_node_desc),
+ MLX5_REG_NODE_DESC, 0, 0);
+ }
+
static int mlx5_ib_query_device(struct ib_device *ibdev,
- struct ib_device_attr *props)
+ struct ib_device_attr *props,
+ struct ib_udata *uhw)
{
struct mlx5_ib_dev *dev = to_mdev(ibdev);
- struct ib_smp *in_mad = NULL;
- struct ib_smp *out_mad = NULL;
- struct mlx5_general_caps *gen;
+ struct mlx5_core_dev *mdev = dev->mdev;
int err = -ENOMEM;
int max_rq_sg;
int max_sq_sg;
- u64 flags;
- gen = &dev->mdev->caps.gen;
- in_mad = kzalloc(sizeof(*in_mad), GFP_KERNEL);
- out_mad = kmalloc(sizeof(*out_mad), GFP_KERNEL);
- if (!in_mad || !out_mad)
- goto out;
-
- init_query_mad(in_mad);
- in_mad->attr_id = IB_SMP_ATTR_NODE_INFO;
+ if (uhw->inlen || uhw->outlen)
+ return -EINVAL;
+
+ memset(props, 0, sizeof(*props));
+ err = mlx5_query_system_image_guid(ibdev,
+ &props->sys_image_guid);
+ if (err)
+ return err;
- err = mlx5_MAD_IFC(to_mdev(ibdev), 1, 1, 1, NULL, NULL, in_mad, out_mad);
+ err = mlx5_query_max_pkeys(ibdev, &props->max_pkeys);
if (err)
- goto out;
+ return err;
- memset(props, 0, sizeof(*props));
+ err = mlx5_query_vendor_id(ibdev, &props->vendor_id);
+ if (err)
+ return err;
props->fw_ver = ((u64)fw_rev_maj(dev->mdev) << 32) |
(fw_rev_min(dev->mdev) << 16) |
{
struct ib_device_attr *dprops = NULL;
struct ib_port_attr *pprops = NULL;
- struct mlx5_general_caps *gen;
int err = -ENOMEM;
int port;
+ struct ib_udata uhw = {.inlen = 0, .outlen = 0};
- gen = &dev->mdev->caps.gen;
pprops = kmalloc(sizeof(*pprops), GFP_KERNEL);
if (!pprops)
goto out;
dev->ib_dev.alloc_fast_reg_page_list = mlx5_ib_alloc_fast_reg_page_list;
dev->ib_dev.free_fast_reg_page_list = mlx5_ib_free_fast_reg_page_list;
dev->ib_dev.check_mr_status = mlx5_ib_check_mr_status;
+ dev->ib_dev.get_port_immutable = mlx5_port_immutable;
- mlx5_ib_internal_query_odp_caps(dev);
+ mlx5_ib_internal_fill_odp_caps(dev);
- if (mdev->caps.gen.flags & MLX5_DEV_CAP_FLAG_XRC) {
+ if (MLX5_CAP_GEN(mdev, xrc)) {
dev->ib_dev.alloc_xrcd = mlx5_ib_alloc_xrcd;
dev->ib_dev.dealloc_xrcd = mlx5_ib_dealloc_xrcd;
dev->ib_dev.uverbs_cmd_mask |=
}
pdata->ptpclk_rate = clk_get_rate(pdata->ptpclk);
- /* Retrieve the device cache coherency value */
- pdata->coherent = of_dma_is_coherent(dev->of_node);
-
return 0;
}
+
+ static struct platform_device *xgbe_of_get_phy_pdev(struct xgbe_prv_data *pdata)
+ {
+ struct device *dev = pdata->dev;
+ struct device_node *phy_node;
+ struct platform_device *phy_pdev;
+
+ phy_node = of_parse_phandle(dev->of_node, "phy-handle", 0);
+ if (phy_node) {
+ /* Old style device tree:
+ * The XGBE and PHY resources are separate
+ */
+ phy_pdev = of_find_device_by_node(phy_node);
+ of_node_put(phy_node);
+ } else {
+ /* New style device tree:
+ * The XGBE and PHY resources are grouped together with
+ * the PHY resources listed last
+ */
+ get_device(dev);
+ phy_pdev = pdata->pdev;
+ }
+
+ return phy_pdev;
+ }
#else /* CONFIG_OF */
static int xgbe_of_support(struct xgbe_prv_data *pdata)
{
int t4_prep_adapter(struct adapter *adapter);
enum t4_bar2_qtype { T4_BAR2_QTYPE_EGRESS, T4_BAR2_QTYPE_INGRESS };
- int cxgb4_t4_bar2_sge_qregs(struct adapter *adapter,
+ int t4_bar2_sge_qregs(struct adapter *adapter,
unsigned int qid,
enum t4_bar2_qtype qtype,
+ int user,
u64 *pbar2_qoffset,
unsigned int *pbar2_qid);
unsigned int bar2_qid;
int ret;
- ret = cxgb4_t4_bar2_sge_qregs(adap, qid, T4_BAR2_QTYPE_EGRESS,
- 0, &bar2_qoffset, &bar2_qid);
+ ret = t4_bar2_sge_qregs(adap, qid, T4_BAR2_QTYPE_EGRESS,
- &bar2_qoffset, &bar2_qid);
++ 0, &bar2_qoffset, &bar2_qid);
if (ret)
dev_err(adap->pdev_dev, "doorbell drop recovery: "
"qid=%d, pidx_inc=%d\n", qid, pidx_inc);
u64 bar2_qoffset;
int ret;
- ret = cxgb4_t4_bar2_sge_qregs(adapter, qid, qtype, 0,
- &bar2_qoffset, pbar2_qid);
- ret = t4_bar2_sge_qregs(adapter, qid, qtype,
++ ret = t4_bar2_sge_qregs(adapter, qid, qtype, 0,
+ &bar2_qoffset, pbar2_qid);
if (ret)
return NULL;
* Write Combining Doorbell Buffer. If the BAR2 Queue ID is not 0,
* then these "Inferred Queue ID" register may not be used.
*/
- int cxgb4_t4_bar2_sge_qregs(struct adapter *adapter,
+ int t4_bar2_sge_qregs(struct adapter *adapter,
unsigned int qid,
enum t4_bar2_qtype qtype,
+ int user,
u64 *pbar2_qoffset,
unsigned int *pbar2_qid)
{
#include <linux/crypto.h>
#include <linux/completion.h>
#include <linux/module.h>
+ #include <linux/vmalloc.h>
#include <linux/idr.h>
#include <asm/unaligned.h>
-#include <scsi/scsi_device.h>
+#include <scsi/scsi_proto.h>
#include <scsi/iscsi_proto.h>
#include <scsi/scsi_tcq.h>
#include <target/target_core_base.h>
#include <linux/slab.h>
#include <linux/spinlock.h>
#include <linux/module.h>
+ #include <linux/vmalloc.h>
#include <linux/falloc.h>
-#include <scsi/scsi.h>
-#include <scsi/scsi_host.h>
+#include <scsi/scsi_proto.h>
#include <asm/unaligned.h>
#include <target/target_core_base.h>
#include <linux/slab.h>
#include <linux/spinlock.h>
#include <linux/list.h>
+ #include <linux/vmalloc.h>
#include <linux/file.h>
-#include <scsi/scsi.h>
-#include <scsi/scsi_cmnd.h>
+#include <scsi/scsi_proto.h>
#include <asm/unaligned.h>
#include <target/target_core_base.h>
#include <linux/spinlock.h>
#include <linux/module.h>
#include <linux/idr.h>
+#include <linux/kernel.h>
#include <linux/timer.h>
#include <linux/parser.h>
-#include <scsi/scsi.h>
-#include <scsi/scsi_host.h>
+ #include <linux/vmalloc.h>
#include <linux/uio_driver.h>
#include <net/genetlink.h>
+#include <scsi/scsi_common.h>
+#include <scsi/scsi_proto.h>
#include <target/target_core_base.h>
#include <target/target_core_fabric.h>
#include <target/target_core_backend.h>
#include <linux/compat.h>
#include <linux/eventfd.h>
#include <linux/fs.h>
+ #include <linux/vmalloc.h>
#include <linux/miscdevice.h>
#include <asm/unaligned.h>
-#include <scsi/scsi.h>
+#include <scsi/scsi_common.h>
+#include <scsi/scsi_proto.h>
#include <target/target_core_base.h>
#include <target/target_core_fabric.h>
#include <target/target_core_fabric_configfs.h>
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