Add helper functions in mlx5_common_os.h from its Linux
counterpart
Signed-off-by: Srikanth Kaka <srikanth.k@oneconvergence.com>
Signed-off-by: Vag Singh <vag.singh@oneconvergence.com>
Signed-off-by: Anand Thulasiram <avelu@juniper.net>
---
drivers/common/mlx5/freebsd/mlx5_common_os.h | 244 +++++++++++++++++++
1 file changed, 244 insertions(+)
@@ -8,6 +8,250 @@
#include <stdio.h>
+#include <rte_pci.h>
+#include <rte_debug.h>
+#include <rte_atomic.h>
+#include <rte_log.h>
+#include <rte_kvargs.h>
+#include <rte_devargs.h>
+
+#include "mlx5_autoconf.h"
+#include "mlx5_glue.h"
+
+/**
+ * Get device name. Given an ibv_device pointer - return a
+ * pointer to the corresponding device name.
+ *
+ * @param[in] dev
+ * Pointer to ibv device.
+ *
+ * @return
+ * Pointer to device name if dev is valid, NULL otherwise.
+ */
+static inline const char *
+mlx5_os_get_dev_device_name(void *dev)
+{
+ if (!dev)
+ return NULL;
+ return ((struct ibv_device *)dev)->name;
+}
+
+/**
+ * Get ibv device name. Given an ibv_context pointer - return a
+ * pointer to the corresponding device name.
+ *
+ * @param[in] ctx
+ * Pointer to ibv context.
+ *
+ * @return
+ * Pointer to device name if ctx is valid, NULL otherwise.
+ */
+static inline const char *
+mlx5_os_get_ctx_device_name(void *ctx)
+{
+ if (!ctx)
+ return NULL;
+ return ((struct ibv_context *)ctx)->device->name;
+}
+
+/**
+ * Get ibv device path name. Given an ibv_context pointer - return a
+ * pointer to the corresponding device path name.
+ *
+ * @param[in] ctx
+ * Pointer to ibv context.
+ *
+ * @return
+ * Pointer to device path name if ctx is valid, NULL otherwise.
+ */
+
+static inline const char *
+mlx5_os_get_ctx_device_path(void *ctx)
+{
+ if (!ctx)
+ return NULL;
+
+ return ((struct ibv_context *)ctx)->device->ibdev_path;
+}
+
+/**
+ * Get umem id. Given a pointer to umem object of type
+ * 'struct mlx5dv_devx_umem *' - return its id.
+ *
+ * @param[in] umem
+ * Pointer to umem object.
+ *
+ * @return
+ * The umem id if umem is valid, 0 otherwise.
+ */
+static inline uint32_t
+mlx5_os_get_umem_id(void *umem)
+{
+ if (!umem)
+ return 0;
+ return ((struct mlx5dv_devx_umem *)umem)->umem_id;
+}
+
+/**
+ * Get fd. Given a pointer to DevX channel object of type
+ * 'struct mlx5dv_devx_event_channel*' - return its fd.
+ *
+ * @param[in] channel
+ * Pointer to channel object.
+ *
+ * @return
+ * The fd if channel is valid, 0 otherwise.
+ */
+static inline int
+mlx5_os_get_devx_channel_fd(void *channel)
+{
+ if (!channel)
+ return 0;
+ return ((struct mlx5dv_devx_event_channel *)channel)->fd;
+}
+
+/**
+ * Get mmap offset. Given a pointer to an DevX UAR object of type
+ * 'struct mlx5dv_devx_uar *' - return its mmap offset.
+ *
+ * @param[in] uar
+ * Pointer to UAR object.
+ *
+ * @return
+ * The mmap offset if uar is valid, 0 otherwise.
+ */
+static inline off_t
+mlx5_os_get_devx_uar_mmap_offset(void *uar)
+{
+#ifdef HAVE_MLX5DV_DEVX_UAR_OFFSET
+ if (!uar)
+ return 0;
+ return ((struct mlx5dv_devx_uar *)uar)->mmap_off;
+#else
+ RTE_SET_USED(uar);
+ return 0;
+#endif
+}
+
+/**
+ * Get base addr pointer. Given a pointer to an UAR object of type
+ * 'struct mlx5dv_devx_uar *' - return its base address.
+ *
+ * @param[in] uar
+ * Pointer to an UAR object.
+ *
+ * @return
+ * The base address if UAR is valid, 0 otherwise.
+ */
+static inline void *
+mlx5_os_get_devx_uar_base_addr(void *uar)
+{
+#ifdef HAVE_MLX5DV_DEVX_UAR_OFFSET
+ if (!uar)
+ return NULL;
+ return ((struct mlx5dv_devx_uar *)uar)->base_addr;
+#else
+ RTE_SET_USED(uar);
+ return NULL;
+#endif
+}
+
+/**
+ * Get reg addr pointer. Given a pointer to an UAR object of type
+ * 'struct mlx5dv_devx_uar *' - return its reg address.
+ *
+ * @param[in] uar
+ * Pointer to an UAR object.
+ *
+ * @return
+ * The reg address if UAR is valid, 0 otherwise.
+ */
+static inline void *
+mlx5_os_get_devx_uar_reg_addr(void *uar)
+{
+#ifdef HAVE_MLX5DV_DEVX_UAR_OFFSET
+ if (!uar)
+ return NULL;
+ return ((struct mlx5dv_devx_uar *)uar)->reg_addr;
+#else
+ RTE_SET_USED(uar);
+ return NULL;
+#endif
+}
+
+/**
+ * Get page id. Given a pointer to an UAR object of type
+ * 'struct mlx5dv_devx_uar *' - return its page id.
+ *
+ * @param[in] uar
+ * Pointer to an UAR object.
+ *
+ * @return
+ * The page id if UAR is valid, 0 otherwise.
+ */
+static inline uint32_t
+mlx5_os_get_devx_uar_page_id(void *uar)
+{
+#ifdef HAVE_MLX5DV_DEVX_UAR_OFFSET
+ if (!uar)
+ return 0;
+ return ((struct mlx5dv_devx_uar *)uar)->page_id;
+#else
+ RTE_SET_USED(uar);
+ return 0;
+#endif
+}
+
+__rte_internal
+static inline void *
+mlx5_os_alloc_pd(void *ctx)
+{
+ return mlx5_glue->alloc_pd(ctx);
+}
+
+__rte_internal
+static inline int
+mlx5_os_dealloc_pd(void *pd)
+{
+ return mlx5_glue->dealloc_pd(pd);
+}
+
+__rte_internal
+static inline void *
+mlx5_os_umem_reg(void *ctx, void *addr, size_t size, uint32_t access)
+{
+ return mlx5_glue->devx_umem_reg(ctx, addr, size, access);
+}
+
+__rte_internal
+static inline int
+mlx5_os_umem_dereg(void *pumem)
+{
+ return mlx5_glue->devx_umem_dereg(pumem);
+}
+
+static inline void *
+mlx5_os_devx_create_event_channel(void *ctx, int flags)
+{
+ return mlx5_glue->devx_create_event_channel(ctx, flags);
+}
+
+static inline void
+mlx5_os_devx_destroy_event_channel(void *eventc)
+{
+ mlx5_glue->devx_destroy_event_channel(eventc);
+}
+
+static inline int
+mlx5_os_devx_subscribe_devx_event(void *eventc,
+ void *obj,
+ uint16_t events_sz, uint16_t events_num[],
+ uint64_t cookie)
+{
+ return mlx5_glue->devx_subscribe_devx_event(eventc, obj, events_sz,
+ events_num, cookie);
+}
+
/**
* Memory allocation optionally with alignment.
*