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From: Cunming Liang <cunming.liang@intel.com>
To: dev@dpdk.org
Date: Fri, 19 Jun 2015 12:00:36 +0800
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Cc: shemming@brocade.com, liang-min.wang@intel.com
Subject: [dpdk-dev] [PATCH v13 08/14] eal/bsd: dummy for new intr definition
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To make bsd compiling happy with new intr changes.
Signed-off-by: Cunming Liang <cunming.liang@intel.com>
---
v13 changes
- version map cleanup for v2.1
v12 changes
- fix unused variables compiling warning
v8 changes
- add stub for new function
v7 changes
- remove stub 'linux only' function from source file
lib/librte_eal/bsdapp/eal/eal_interrupts.c | 30 +++++++++
.../bsdapp/eal/include/exec-env/rte_interrupts.h | 78 ++++++++++++++++++++++
lib/librte_eal/bsdapp/eal/rte_eal_version.map | 12 ++++
3 files changed, 120 insertions(+)
diff --git a/lib/librte_eal/bsdapp/eal/eal_interrupts.c b/lib/librte_eal/bsdapp/eal/eal_interrupts.c
index 26a55c7..90addaf 100644
--- a/lib/librte_eal/bsdapp/eal/eal_interrupts.c
+++ b/lib/librte_eal/bsdapp/eal/eal_interrupts.c
@@ -68,3 +68,33 @@ rte_eal_intr_init(void)
{
return 0;
}
+
+int
+rte_intr_rx_ctl(struct rte_intr_handle *intr_handle,
+ int epfd, int op, unsigned int vec, void *data)
+{
+ RTE_SET_USED(intr_handle);
+ RTE_SET_USED(epfd);
+ RTE_SET_USED(op);
+ RTE_SET_USED(vec);
+ RTE_SET_USED(data);
+
+ return -ENOTSUP;
+}
+
+int
+rte_intr_efd_enable(struct rte_intr_handle *intr_handle, uint32_t nb_efd)
+{
+ RTE_SET_USED(intr_handle);
+ RTE_SET_USED(nb_efd);
+
+ return 0;
+}
+
+void
+rte_intr_efd_disable(struct rte_intr_handle *intr_handle)
+{
+ RTE_SET_USED(intr_handle);
+
+ return;
+}
diff --git a/lib/librte_eal/bsdapp/eal/include/exec-env/rte_interrupts.h b/lib/librte_eal/bsdapp/eal/include/exec-env/rte_interrupts.h
index 87a9cf6..5ae64af 100644
--- a/lib/librte_eal/bsdapp/eal/include/exec-env/rte_interrupts.h
+++ b/lib/librte_eal/bsdapp/eal/include/exec-env/rte_interrupts.h
@@ -38,6 +38,8 @@
#ifndef _RTE_LINUXAPP_INTERRUPTS_H_
#define _RTE_LINUXAPP_INTERRUPTS_H_
+#include <rte_common.h>
+
enum rte_intr_handle_type {
RTE_INTR_HANDLE_UNKNOWN = 0,
RTE_INTR_HANDLE_UIO, /**< uio device handle */
@@ -49,6 +51,82 @@ enum rte_intr_handle_type {
struct rte_intr_handle {
int fd; /**< file descriptor */
enum rte_intr_handle_type type; /**< handle type */
+ int max_intr; /**< max interrupt requested */
+ uint32_t nb_efd; /**< number of available efds */
+ int *intr_vec; /**< intr vector number array */
};
+/**
+ * @param intr_handle
+ * Pointer to the interrupt handle.
+ * @param epfd
+ * Epoll instance fd which the intr vector associated to.
+ * @param op
+ * The operation be performed for the vector.
+ * Operation type of {ADD, DEL}.
+ * @param vec
+ * RX intr vector number added to the epoll instance wait list.
+ * @param data
+ * User raw data.
+ * @return
+ * - On success, zero.
+ * - On failure, a negative value.
+ */
+int
+rte_intr_rx_ctl(struct rte_intr_handle *intr_handle,
+ int epfd, int op, unsigned int vec, void *data);
+
+/**
+ * It enables the fastpath event fds if it's necessary.
+ * It creates event fds when multi-vectors allowed,
+ * otherwise it multiplexes the single event fds.
+ *
+ * @param intr_handle
+ * Pointer to the interrupt handle.
+ * @param nb_vec
+ * Number of intrrupt vector trying to enable.
+ * @return
+ * - On success, zero.
+ * - On failure, a negative value.
+ */
+int
+rte_intr_efd_enable(struct rte_intr_handle *intr_handle, uint32_t nb_efd);
+
+/**
+ * It disable the fastpath event fds.
+ * It deletes registered eventfds and closes the open fds.
+ *
+ * @param intr_handle
+ * Pointer to the interrupt handle.
+ */
+void
+rte_intr_efd_disable(struct rte_intr_handle *intr_handle);
+
+/**
+ * The fastpath interrupt is enabled or not.
+ *
+ * @param intr_handle
+ * Pointer to the interrupt handle.
+ */
+static inline int
+rte_intr_dp_is_en(struct rte_intr_handle *intr_handle)
+{
+ RTE_SET_USED(intr_handle);
+ return 0;
+}
+
+/**
+ * The interrupt handle instance allows other cause or not.
+ * Other cause stands for none fastpath interrupt.
+ *
+ * @param intr_handle
+ * Pointer to the interrupt handle.
+ */
+static inline int
+rte_intr_allow_others(struct rte_intr_handle *intr_handle)
+{
+ RTE_SET_USED(intr_handle);
+ return 1;
+}
+
#endif /* _RTE_LINUXAPP_INTERRUPTS_H_ */
diff --git a/lib/librte_eal/bsdapp/eal/rte_eal_version.map b/lib/librte_eal/bsdapp/eal/rte_eal_version.map
index 67b6a6c..f866f03 100644
--- a/lib/librte_eal/bsdapp/eal/rte_eal_version.map
+++ b/lib/librte_eal/bsdapp/eal/rte_eal_version.map
@@ -92,3 +92,15 @@ DPDK_2.0 {
local: *;
};
+
+DPDK_2.1 {
+ global:
+
+ rte_intr_allow_others;
+ rte_intr_dp_is_en;
+ rte_intr_efd_enable;
+ rte_intr_efd_disable;
+ rte_intr_rx_ctl;
+
+ local: *;
+} DPDK_2.0;
--
1.8.1.4