From: Tetsuya Mukawa <mukawa@igel.co.jp>
To: dev@dpdk.org
Subject: [dpdk-dev] [PATCH v2 6/8] eal: Consolidate pci_map/unmap_resource() of linuxapp and bsdapp
Date: Fri, 26 Jun 2015 17:21:24 +0900 [thread overview]
Message-ID: <1435306886-11790-7-git-send-email-mukawa@igel.co.jp> (raw)
In-Reply-To: <1435306886-11790-1-git-send-email-mukawa@igel.co.jp>
From: "Tetsuya.Mukawa" <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 | 40 +++++++++++++++++++++++++++++
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, 51 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..c4b24bc 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 +99,45 @@ 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;
+}
+
+/* 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);
+}
+
/* 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 bd1ef4e..475d2dc 100644
--- a/lib/librte_eal/common/include/rte_pci.h
+++ b/lib/librte_eal/common/include/rte_pci.h
@@ -365,6 +365,17 @@ 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);
+
+/**
+ * Map pci resouce.
+ */
+void pci_unmap_resource(void *requested_addr, size_t size);
+
#ifdef RTE_LIBRTE_EAL_HOTPLUG
/**
* Probe the single PCI device.
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
next prev parent reply other threads:[~2015-06-26 8:22 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 ` Tetsuya Mukawa [this message]
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 ` [dpdk-dev] [PATCH 6/8] eal: Consolidate pci_map/unmap_resource() " Tetsuya Mukawa
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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