[dpdk-dev] [PATCH v8 07/11] eal/bsd: dummy for new intr definition

Cunming Liang cunming.liang at intel.com
Thu May 21 10:55:59 CEST 2015


To make bsd compiling happy with new intr changes.

Signed-off-by: Cunming Liang <cunming.liang at intel.com>
---
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         | 20 ++++++
 .../bsdapp/eal/include/exec-env/rte_interrupts.h   | 77 ++++++++++++++++++++++
 lib/librte_eal/bsdapp/eal/rte_eal_version.map      |  5 ++
 3 files changed, 102 insertions(+)

diff --git a/lib/librte_eal/bsdapp/eal/eal_interrupts.c b/lib/librte_eal/bsdapp/eal/eal_interrupts.c
index cb7d4f1..d63d82e 100644
--- a/lib/librte_eal/bsdapp/eal/eal_interrupts.c
+++ b/lib/librte_eal/bsdapp/eal/eal_interrupts.c
@@ -69,3 +69,23 @@ 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, int socket)
+{
+	return -ENOTSUP;
+}
+
+int
+rte_intr_efd_enable(struct rte_intr_handle *intr_handle, uint32_t nb_efd)
+{
+	return 0;
+}
+
+void
+rte_intr_efd_disable(struct rte_intr_handle *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..30ec4d1 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
@@ -49,6 +49,83 @@ 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.
+ * @param socket
+ *   Specifying the socket id.
+ * @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, int socket);
+
+/**
+ * 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)
+{
+	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)
+{
+	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..a74671b 100644
--- a/lib/librte_eal/bsdapp/eal/rte_eal_version.map
+++ b/lib/librte_eal/bsdapp/eal/rte_eal_version.map
@@ -53,8 +53,13 @@ DPDK_2.0 {
 	rte_hexdump;
 	rte_intr_callback_register;
 	rte_intr_callback_unregister;
+	rte_intr_allow_others;
 	rte_intr_disable;
+	rte_intr_dp_is_en;
+	rte_intr_efd_enable;
+	rte_intr_efd_disable;
 	rte_intr_enable;
+	rte_intr_rx_ctl;
 	rte_log;
 	rte_log_add_in_history;
 	rte_log_cur_msg_loglevel;
-- 
1.8.1.4



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