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authorHauke Mehrtens <hauke@hauke-m.de>2013-11-11 22:04:26 +0000
committerHauke Mehrtens <hauke@hauke-m.de>2013-11-11 22:04:26 +0000
commit697f4a19e52cea8fbd17c8b764a352aab28ba9e1 (patch)
treed95ef729464969ee678d08612fa9e50d62dfffa8 /package/kernel/broadcom-wl/patches
parentb98f77f3d9d40cbe4542196c4324bf0a31a4f352 (diff)
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broadcom-wl: fix crash when starting multiple virtual interfaces
When enabling multiple VIFS, the driver sometimes crashes. The frequency of the crash increases as more VIFS are enabled. Signed-off-by: Nathan Hintz <nlhintz@hotmail.com> SVN-Revision: 38762
Diffstat (limited to 'package/kernel/broadcom-wl/patches')
-rw-r--r--package/kernel/broadcom-wl/patches/008-fix_virtual_interfaces.patch123
-rw-r--r--package/kernel/broadcom-wl/patches/009-fix_compile_3_2.patch4
-rw-r--r--package/kernel/broadcom-wl/patches/010-remove_irqf_samble_random.patch2
-rw-r--r--package/kernel/broadcom-wl/patches/012-compat-3.10.patch8
-rw-r--r--package/kernel/broadcom-wl/patches/013-interface-name.patch2
-rw-r--r--package/kernel/broadcom-wl/patches/110-add_number_to_dev_name.patch2
6 files changed, 131 insertions, 10 deletions
diff --git a/package/kernel/broadcom-wl/patches/008-fix_virtual_interfaces.patch b/package/kernel/broadcom-wl/patches/008-fix_virtual_interfaces.patch
index 360593115b..23831df5ba 100644
--- a/package/kernel/broadcom-wl/patches/008-fix_virtual_interfaces.patch
+++ b/package/kernel/broadcom-wl/patches/008-fix_virtual_interfaces.patch
@@ -1,6 +1,117 @@
--- a/driver/wl_linux.c
+++ b/driver/wl_linux.c
-@@ -1545,6 +1545,8 @@ wl_add_if(wl_info_t *wl, struct wlc_if*
+@@ -354,6 +354,7 @@ static int wl_read_proc(char *buffer, ch
+ static int wl_dump(wl_info_t *wl, struct bcmstrbuf *b);
+ #endif /* BCMDBG */
+ struct wl_if *wl_alloc_if(wl_info_t *wl, int iftype, uint unit, struct wlc_if* wlc_if);
++static void wl_link_if(wl_info_t *wl, wl_if_t *wlif);
+ static void wl_free_if(wl_info_t *wl, wl_if_t *wlif);
+
+
+@@ -566,6 +567,9 @@ wl_attach(uint16 vendor, uint16 device,
+ wl->dev = dev;
+ wl_if_setup(dev);
+
++ /* add the interface to the interface linked list */
++ wl_link_if(wl, wlif);
++
+ /* map chip registers (47xx: and sprom) */
+ dev->base_addr = regs;
+
+@@ -1106,10 +1110,14 @@ wl_free(wl_info_t *wl)
+ free_irq(wl->dev->irq, wl);
+ }
+
+- if (wl->dev) {
+- wl_free_if(wl, WL_DEV_IF(wl->dev));
+- wl->dev = NULL;
++ /* free all interfaces */
++ while (wl->if_list) {
++ if ((wl->if_list->dev != wl->dev) || wl->if_list->next == NULL)
++ wl_free_if(wl, wl->if_list);
++ else
++ wl_free_if(wl, wl->if_list->next);
+ }
++ wl->dev = NULL;
+
+ #ifdef TOE
+ wl_toe_detach(wl->toei);
+@@ -1355,10 +1363,12 @@ wl_txflowcontrol(wl_info_t *wl, bool sta
+
+ ASSERT(prio == ALLPRIO);
+ for (wlif = wl->if_list; wlif != NULL; wlif = wlif->next) {
+- if (state == ON)
+- netif_stop_queue(wlif->dev);
+- else
+- netif_wake_queue(wlif->dev);
++ if (wlif->dev_registed) {
++ if (state == ON)
++ netif_stop_queue(wlif->dev);
++ else
++ netif_wake_queue(wlif->dev);
++ }
+ }
+ }
+
+@@ -1398,7 +1408,6 @@ wl_alloc_if(wl_info_t *wl, int iftype, u
+ {
+ struct net_device *dev;
+ wl_if_t *wlif;
+- wl_if_t *p;
+
+ dev = alloc_etherdev(sizeof(wl_if_t));
+ wlif = netdev_priv(dev);
+@@ -1411,9 +1420,13 @@ wl_alloc_if(wl_info_t *wl, int iftype, u
+ wlif->wlcif = wlcif;
+ wlif->subunit = subunit;
+
+- /* match current flow control state */
+- if (iftype != WL_IFTYPE_MON && wl->dev && netif_queue_stopped(wl->dev))
+- netif_stop_queue(dev);
++ return wlif;
++}
++
++static void
++wl_link_if(wl_info_t *wl, wl_if_t *wlif)
++{
++ wl_if_t *p;
+
+ /* add the interface to the interface linked list */
+ if (wl->if_list == NULL)
+@@ -1424,7 +1437,6 @@ wl_alloc_if(wl_info_t *wl, int iftype, u
+ p = p->next;
+ p->next = wlif;
+ }
+- return wlif;
+ }
+
+ static void
+@@ -1504,6 +1516,9 @@ _wl_add_if(wl_task_t *task)
+ wl_info_t *wl = wlif->wl;
+ struct net_device *dev = wlif->dev;
+
++ /* add the interface to the interface linked list */
++ wl_link_if(wl, wlif);
++
+ if (wlif->type == WL_IFTYPE_WDS)
+ dev->netdev_ops = &wl_wds_ops;
+
+@@ -1516,6 +1531,14 @@ _wl_add_if(wl_task_t *task)
+ }
+ wlif->dev_registed = TRUE;
+
++ /* match current flow control state */
++ if (wl->dev) {
++ if (netif_queue_stopped(wl->dev))
++ netif_stop_queue(dev);
++ else
++ netif_wake_queue(dev);
++ }
++
+ done:
+ MFREE(wl->osh, task, sizeof(wl_task_t));
+ atomic_dec(&wl->callbacks);
+@@ -1545,6 +1568,8 @@ wl_add_if(wl_info_t *wl, struct wlc_if*
return NULL;
}
@@ -9,3 +120,13 @@
sprintf(wlif->dev->name, "%s%d.%d", devname, wl->pub->unit, wlif->subunit);
if (remote)
bcopy(remote, &wlif->remote, ETHER_ADDR_LEN);
+@@ -2778,6 +2803,9 @@ wl_add_monitor(wl_task_t *task)
+ dev = wlif->dev;
+ wl->monitor = dev;
+
++ /* add the interface to the interface linked list */
++ wl_link_if(wl, wlif);
++
+ /* override some fields */
+ sprintf(dev->name, "prism%d", wl->pub->unit);
+ bcopy(wl->dev->dev_addr, dev->dev_addr, ETHER_ADDR_LEN);
diff --git a/package/kernel/broadcom-wl/patches/009-fix_compile_3_2.patch b/package/kernel/broadcom-wl/patches/009-fix_compile_3_2.patch
index 628f2fdf25..cb388a1125 100644
--- a/package/kernel/broadcom-wl/patches/009-fix_compile_3_2.patch
+++ b/package/kernel/broadcom-wl/patches/009-fix_compile_3_2.patch
@@ -1,6 +1,6 @@
--- a/driver/wl_linux.c
+++ b/driver/wl_linux.c
-@@ -462,6 +462,16 @@ wl_schedule_fn(wl_info_t *wl, void (*fn)
+@@ -463,6 +463,16 @@ wl_schedule_fn(wl_info_t *wl, void (*fn)
}
#endif /* DSLCPE_DELAY */
@@ -17,7 +17,7 @@
#define WL_DEFAULT_OPS \
.ndo_open = wl_open, \
.ndo_stop = wl_close, \
-@@ -470,6 +480,7 @@ wl_schedule_fn(wl_info_t *wl, void (*fn)
+@@ -471,6 +481,7 @@ wl_schedule_fn(wl_info_t *wl, void (*fn)
.ndo_set_mac_address = wl_set_mac_address, \
.ndo_set_multicast_list = wl_set_multicast_list, \
.ndo_do_ioctl = wl_ioctl
diff --git a/package/kernel/broadcom-wl/patches/010-remove_irqf_samble_random.patch b/package/kernel/broadcom-wl/patches/010-remove_irqf_samble_random.patch
index 27b132d115..4bbbdcaaaa 100644
--- a/package/kernel/broadcom-wl/patches/010-remove_irqf_samble_random.patch
+++ b/package/kernel/broadcom-wl/patches/010-remove_irqf_samble_random.patch
@@ -1,6 +1,6 @@
--- a/driver/wl_linux.c 2012-09-26 20:51:48.099454971 -0400
+++ b/driver/wl_linux.c 2012-09-26 20:53:24.115453441 -0400
-@@ -691,7 +691,7 @@
+@@ -695,7 +695,7 @@
if (wl->bustype != JTAG_BUS)
#endif /* BCMJTAG */
{
diff --git a/package/kernel/broadcom-wl/patches/012-compat-3.10.patch b/package/kernel/broadcom-wl/patches/012-compat-3.10.patch
index 1ab853967a..e36028a634 100644
--- a/package/kernel/broadcom-wl/patches/012-compat-3.10.patch
+++ b/package/kernel/broadcom-wl/patches/012-compat-3.10.patch
@@ -9,7 +9,7 @@
static int wl_read_proc(char *buffer, char **start, off_t offset, int length, int *eof, void *data);
#endif /* defined(CONFIG_PROC_FS) */
#ifdef BCMDBG
-@@ -516,7 +516,7 @@ wl_attach(uint16 vendor, uint16 device,
+@@ -517,7 +517,7 @@ wl_attach(uint16 vendor, uint16 device,
struct net_device *dev;
wl_if_t *wlif;
wl_info_t *wl;
@@ -18,7 +18,7 @@
char tmp[128];
#endif
osl_t *osh;
-@@ -660,7 +660,7 @@ wl_attach(uint16 vendor, uint16 device,
+@@ -664,7 +664,7 @@ wl_attach(uint16 vendor, uint16 device,
WL_ERROR(("wl%d: Error setting MPC variable to 0\n", unit));
}
}
@@ -27,7 +27,7 @@
/* create /proc/net/wl<unit> */
sprintf(tmp, "net/wl%d", wl->pub->unit);
create_proc_read_entry(tmp, 0, 0, wl_read_proc, (void*)wl);
-@@ -806,7 +806,7 @@ wl_dbus_disconnect_cb(void *arg)
+@@ -810,7 +810,7 @@ wl_dbus_disconnect_cb(void *arg)
}
#endif /* BCMDBUS */
@@ -36,7 +36,7 @@
static int
wl_read_proc(char *buffer, char **start, off_t offset, int length, int *eof, void *data)
{
-@@ -1141,7 +1141,7 @@ wl_free(wl_info_t *wl)
+@@ -1149,7 +1149,7 @@ wl_free(wl_info_t *wl)
/* free common resources */
if (wl->wlc) {
diff --git a/package/kernel/broadcom-wl/patches/013-interface-name.patch b/package/kernel/broadcom-wl/patches/013-interface-name.patch
index a19e3a9882..dbe1bdb89a 100644
--- a/package/kernel/broadcom-wl/patches/013-interface-name.patch
+++ b/package/kernel/broadcom-wl/patches/013-interface-name.patch
@@ -1,6 +1,6 @@
--- a/driver/wl_linux.c
+++ b/driver/wl_linux.c
-@@ -1560,7 +1560,7 @@ wl_add_if(wl_info_t *wl, struct wlc_if*
+@@ -1583,7 +1583,7 @@ wl_add_if(wl_info_t *wl, struct wlc_if*
wl_if_setup(wlif->dev);
diff --git a/package/kernel/broadcom-wl/patches/110-add_number_to_dev_name.patch b/package/kernel/broadcom-wl/patches/110-add_number_to_dev_name.patch
index 28917d912a..95f0beb73c 100644
--- a/package/kernel/broadcom-wl/patches/110-add_number_to_dev_name.patch
+++ b/package/kernel/broadcom-wl/patches/110-add_number_to_dev_name.patch
@@ -1,6 +1,6 @@
--- a/driver/wl_linux.c
+++ b/driver/wl_linux.c
-@@ -1416,7 +1416,7 @@ wl_alloc_if(wl_info_t *wl, int iftype, u
+@@ -1425,7 +1425,7 @@ wl_alloc_if(wl_info_t *wl, int iftype, u
dev = alloc_etherdev(sizeof(wl_if_t));
wlif = netdev_priv(dev);
bzero(wlif, sizeof(wl_if_t));