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From: Tetsuya Mukawa <mukawa@igel.co.jp>
To: dev@dpdk.org
Subject: [dpdk-dev] [PATCH 6/8] eal: Consolidate pci_map/unmap_resource() of linuxapp and bsdapp
Date: Tue, 19 May 2015 15:21:51 +0900	[thread overview]
Message-ID: <1432016513-8456-7-git-send-email-mukawa@igel.co.jp> (raw)
In-Reply-To: <1432016513-8456-1-git-send-email-mukawa@igel.co.jp>

The patch consolidates below functions, and implemented in common
eal code.
 - pci_map_resource()
 - pci_unmap_resource()

Signed-off-by: Tetsuya Mukawa <mukawa@igel.co.jp>
---
 lib/librte_eal/bsdapp/eal/eal_pci.c        | 22 ----------------
 lib/librte_eal/common/eal_common_pci.c     | 42 ++++++++++++++++++++++++++++++
 lib/librte_eal/common/include/rte_pci.h    | 11 ++++++++
 lib/librte_eal/linuxapp/eal/eal_pci.c      | 41 -----------------------------
 lib/librte_eal/linuxapp/eal/eal_pci_init.h |  5 ----
 5 files changed, 53 insertions(+), 68 deletions(-)

diff --git a/lib/librte_eal/bsdapp/eal/eal_pci.c b/lib/librte_eal/bsdapp/eal/eal_pci.c
index 56dc98c..92a9fcf 100644
--- a/lib/librte_eal/bsdapp/eal/eal_pci.c
+++ b/lib/librte_eal/bsdapp/eal/eal_pci.c
@@ -96,28 +96,6 @@ pci_unbind_kernel_driver(struct rte_pci_device *dev __rte_unused)
 	return -ENOTSUP;
 }
 
-/* map a particular resource from a file */
-static void *
-pci_map_resource(void *requested_addr, int fd, off_t offset, size_t size,
-		 int additional_flags)
-{
-	void *mapaddr;
-
-	/* Map the PCI memory resource of device */
-	mapaddr = mmap(requested_addr, size, PROT_READ | PROT_WRITE,
-			MAP_SHARED | additional_flags, fd, offset);
-	if (mapaddr == MAP_FAILED) {
-		RTE_LOG(ERR, EAL,
-			"%s(): cannot mmap(%d, %p, 0x%lx, 0x%lx): %s (%p)\n",
-			__func__, fd, requested_addr,
-			(unsigned long)size, (unsigned long)offset,
-			strerror(errno), mapaddr);
-	} else
-		RTE_LOG(DEBUG, EAL, "  PCI memory mapped at %p\n", mapaddr);
-
-	return mapaddr;
-}
-
 static int
 pci_uio_map_secondary(struct rte_pci_device *dev)
 {
diff --git a/lib/librte_eal/common/eal_common_pci.c b/lib/librte_eal/common/eal_common_pci.c
index 00547d9..30ece44 100644
--- a/lib/librte_eal/common/eal_common_pci.c
+++ b/lib/librte_eal/common/eal_common_pci.c
@@ -67,6 +67,7 @@
 #include <stdlib.h>
 #include <stdio.h>
 #include <sys/queue.h>
+#include <sys/mman.h>
 
 #include <rte_interrupts.h>
 #include <rte_log.h>
@@ -98,6 +99,47 @@ static struct rte_devargs *pci_devargs_lookup(struct rte_pci_device *dev)
 	return NULL;
 }
 
+
+/* map a particular resource from a file */
+void *
+pci_map_resource(void *requested_addr, int fd, off_t offset, size_t size,
+		 int additional_flags)
+{
+	void *mapaddr;
+
+	/* Map the PCI memory resource of device */
+	mapaddr = mmap(requested_addr, size, PROT_READ | PROT_WRITE,
+			MAP_SHARED | additional_flags, fd, offset);
+	if (mapaddr == MAP_FAILED) {
+		RTE_LOG(ERR, EAL, "%s(): cannot mmap(%d, %p, 0x%lx, 0x%lx): %s (%p)\n",
+			__func__, fd, requested_addr,
+			(unsigned long)size, (unsigned long)offset,
+			strerror(errno), mapaddr);
+	} else
+		RTE_LOG(DEBUG, EAL, "  PCI memory mapped at %p\n", mapaddr);
+
+	return mapaddr;
+}
+
+#ifdef RTE_LIBRTE_EAL_HOTPLUG
+/* unmap a particular resource */
+void
+pci_unmap_resource(void *requested_addr, size_t size)
+{
+	if (requested_addr == NULL)
+		return;
+
+	/* Unmap the PCI memory resource of device */
+	if (munmap(requested_addr, size)) {
+		RTE_LOG(ERR, EAL, "%s(): cannot munmap(%p, 0x%lx): %s\n",
+			__func__, requested_addr, (unsigned long)size,
+			strerror(errno));
+	} else
+		RTE_LOG(DEBUG, EAL, "  PCI memory unmapped at %p\n",
+				requested_addr);
+}
+#endif /* RTE_LIBRTE_EAL_HOTPLUG */
+
 /* Map pci device */
 static int
 pci_map_device(struct rte_pci_device *dev)
diff --git a/lib/librte_eal/common/include/rte_pci.h b/lib/librte_eal/common/include/rte_pci.h
index 2dea298..2ad3452 100644
--- a/lib/librte_eal/common/include/rte_pci.h
+++ b/lib/librte_eal/common/include/rte_pci.h
@@ -364,8 +364,19 @@ int rte_eal_pci_scan(void);
  */
 int rte_eal_pci_probe(void);
 
+/**
+ * Map pci resouce.
+ */
+void *pci_map_resource(void *requested_addr, int fd, off_t offset,
+		size_t size, int additional_flags);
+
 #ifdef RTE_LIBRTE_EAL_HOTPLUG
 /**
+ * Map pci resouce.
+ */
+void pci_unmap_resource(void *requested_addr, size_t size);
+
+/**
  * Probe the single PCI device.
  *
  * Scan the content of the PCI bus, and find the pci device specified by pci
diff --git a/lib/librte_eal/linuxapp/eal/eal_pci.c b/lib/librte_eal/linuxapp/eal/eal_pci.c
index 5c30469..1d5a13b 100644
--- a/lib/librte_eal/linuxapp/eal/eal_pci.c
+++ b/lib/librte_eal/linuxapp/eal/eal_pci.c
@@ -33,7 +33,6 @@
 
 #include <string.h>
 #include <dirent.h>
-#include <sys/mman.h>
 
 #include <rte_log.h>
 #include <rte_pci.h>
@@ -142,46 +141,6 @@ pci_find_max_end_va(void)
 	return RTE_PTR_ADD(last->addr, last->len);
 }
 
-
-/* map a particular resource from a file */
-void *
-pci_map_resource(void *requested_addr, int fd, off_t offset, size_t size,
-		 int additional_flags)
-{
-	void *mapaddr;
-
-	/* Map the PCI memory resource of device */
-	mapaddr = mmap(requested_addr, size, PROT_READ | PROT_WRITE,
-			MAP_SHARED | additional_flags, fd, offset);
-	if (mapaddr == MAP_FAILED) {
-		RTE_LOG(ERR, EAL, "%s(): cannot mmap(%d, %p, 0x%lx, 0x%lx): %s (%p)\n",
-			__func__, fd, requested_addr,
-			(unsigned long)size, (unsigned long)offset,
-			strerror(errno), mapaddr);
-	} else {
-		RTE_LOG(DEBUG, EAL, "  PCI memory mapped at %p\n", mapaddr);
-	}
-
-	return mapaddr;
-}
-
-/* unmap a particular resource */
-void
-pci_unmap_resource(void *requested_addr, size_t size)
-{
-	if (requested_addr == NULL)
-		return;
-
-	/* Unmap the PCI memory resource of device */
-	if (munmap(requested_addr, size)) {
-		RTE_LOG(ERR, EAL, "%s(): cannot munmap(%p, 0x%lx): %s\n",
-			__func__, requested_addr, (unsigned long)size,
-			strerror(errno));
-	} else
-		RTE_LOG(DEBUG, EAL, "  PCI memory unmapped at %p\n",
-				requested_addr);
-}
-
 /* parse the "resource" sysfs file */
 static int
 pci_parse_sysfs_resource(const char *filename, struct rte_pci_device *dev)
diff --git a/lib/librte_eal/linuxapp/eal/eal_pci_init.h b/lib/librte_eal/linuxapp/eal/eal_pci_init.h
index d9d1878..d426b27 100644
--- a/lib/librte_eal/linuxapp/eal/eal_pci_init.h
+++ b/lib/librte_eal/linuxapp/eal/eal_pci_init.h
@@ -42,14 +42,9 @@
 extern void *pci_map_addr;
 void *pci_find_max_end_va(void);
 
-void *pci_map_resource(void *requested_addr, int fd, off_t offset,
-	       size_t size, int additional_flags);
-
 /* map IGB_UIO resource prototype */
 int pci_uio_map_resource(struct rte_pci_device *dev);
 
-void pci_unmap_resource(void *requested_addr, size_t size);
-
 #ifdef RTE_LIBRTE_EAL_HOTPLUG
 /* unmap IGB_UIO resource prototype */
 void pci_uio_unmap_resource(struct rte_pci_device *dev);
-- 
2.1.4

  parent reply	other threads:[~2015-05-19  6:22 UTC|newest]

Thread overview: 46+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-05-19  6:21 [dpdk-dev] [PATCH 0/8] Add Port Hotplug support to BSD Tetsuya Mukawa
2015-05-19  6:21 ` [dpdk-dev] [PATCH 1/8] eal: Add pci_uio_alloc_uio_resource() Tetsuya Mukawa
2015-05-19  6:21 ` [dpdk-dev] [PATCH 2/8] eal: Add pci_uio_map_uio_resource_by_index() Tetsuya Mukawa
2015-05-19  6:21 ` [dpdk-dev] [PATCH 3/8] eal: Consolidate pci_map and mapped_pci_resource of linuxapp and bsdapp Tetsuya Mukawa
2015-05-19  6:21 ` [dpdk-dev] [PATCH 4/8] eal: Consolidate rte_eal_pci_probe/close_one_driver() " Tetsuya Mukawa
2015-06-26  8:21   ` [dpdk-dev] [PATCH v2 0/8] Add Port Hotplug support to BSD Tetsuya Mukawa
2015-06-26  8:21     ` [dpdk-dev] [PATCH v2 1/8] eal: Add pci_uio_alloc_uio_resource() Tetsuya Mukawa
2015-06-26  8:21     ` [dpdk-dev] [PATCH v2 2/8] eal: Add pci_uio_map_uio_resource_by_index() Tetsuya Mukawa
2015-06-26  8:21     ` [dpdk-dev] [PATCH v2 3/8] eal: Consolidate pci_map and mapped_pci_resource of linuxapp and bsdapp Tetsuya Mukawa
2015-06-26  8:21     ` [dpdk-dev] [PATCH v2 4/8] eal: Consolidate rte_eal_pci_probe/close_one_driver() " Tetsuya Mukawa
2015-06-26  8:21     ` [dpdk-dev] [PATCH v2 5/8] eal: Consolidate pci_map/unmap_device() " Tetsuya Mukawa
2015-06-26  8:21     ` [dpdk-dev] [PATCH v2 6/8] eal: Consolidate pci_map/unmap_resource() " Tetsuya Mukawa
2015-06-26  8:21     ` [dpdk-dev] [PATCH v2 7/8] eal: Consolidate pci uio functions " Tetsuya Mukawa
2015-06-26  8:21     ` [dpdk-dev] [PATCH v2 8/8] eal: Enable Port Hotplug as default in Linux and BSD Tetsuya Mukawa
2015-06-29  2:56   ` [dpdk-dev] [PATCH v3 0/8] Add Port Hotplug support to BSD Tetsuya Mukawa
2015-06-29  2:56     ` [dpdk-dev] [PATCH v3 1/8] eal: Add pci_uio_alloc_uio_resource() Tetsuya Mukawa
2015-06-29 13:24       ` Iremonger, Bernard
2015-06-30  2:31         ` Tetsuya Mukawa
2015-06-29  2:56     ` [dpdk-dev] [PATCH v3 2/8] eal: Add pci_uio_map_uio_resource_by_index() Tetsuya Mukawa
2015-06-29 13:36       ` Iremonger, Bernard
2015-06-30  2:34         ` Tetsuya Mukawa
2015-06-29  2:56     ` [dpdk-dev] [PATCH v3 3/8] eal: Consolidate pci_map and mapped_pci_resource of linuxapp and bsdapp Tetsuya Mukawa
2015-06-29  2:56     ` [dpdk-dev] [PATCH v3 4/8] eal: Consolidate rte_eal_pci_probe/close_one_driver() " Tetsuya Mukawa
2015-06-29 15:28       ` Bruce Richardson
2015-06-30  8:08         ` Tetsuya Mukawa
2015-06-30 12:50           ` Bruce Richardson
2015-06-29  2:56     ` [dpdk-dev] [PATCH v3 5/8] eal: Consolidate pci_map/unmap_device() " Tetsuya Mukawa
2015-06-29  2:56     ` [dpdk-dev] [PATCH v3 6/8] eal: Consolidate pci_map/unmap_resource() " Tetsuya Mukawa
2015-06-29  2:56     ` [dpdk-dev] [PATCH v3 7/8] eal: Consolidate pci uio functions " Tetsuya Mukawa
2015-06-29 14:03       ` Iremonger, Bernard
2015-06-30  2:43         ` Tetsuya Mukawa
2015-06-30  8:28           ` Tetsuya Mukawa
2015-06-29  2:56     ` [dpdk-dev] [PATCH v3 8/8] eal: Enable Port Hotplug as default in Linux and BSD Tetsuya Mukawa
2015-06-30  8:26       ` [dpdk-dev] [PATCH v4] Add Port Hotplug support to BSD Tetsuya Mukawa
2015-06-30  8:26         ` [dpdk-dev] [PATCH v4] eal: Enable Port Hotplug as default in Linux and BSD Tetsuya Mukawa
2015-06-30 15:08           ` Iremonger, Bernard
2015-06-30 15:40             ` Bruce Richardson
2015-07-01  6:37               ` Tetsuya Mukawa
2015-07-08 22:15           ` Thomas Monjalon
2015-06-29 15:30     ` [dpdk-dev] [PATCH v3 0/8] Add Port Hotplug support to BSD Bruce Richardson
2015-06-30  8:08       ` Tetsuya Mukawa
2015-05-19  6:21 ` [dpdk-dev] [PATCH 5/8] eal: Consolidate pci_map/unmap_device() of linuxapp and bsdapp Tetsuya Mukawa
2015-05-19  6:21 ` Tetsuya Mukawa [this message]
2015-05-19  6:21 ` [dpdk-dev] [PATCH 7/8] eal: Consolidate pci uio functions " Tetsuya Mukawa
2015-05-19  6:21 ` [dpdk-dev] [PATCH 8/8] eal: Enable Port Hotplug as default in Linux and BSD Tetsuya Mukawa
2015-05-19 16:03 ` [dpdk-dev] [PATCH 0/8] Add Port Hotplug support to BSD Stephen Hemminger

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