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authorFelix Fietkau <nbd@openwrt.org>2015-03-16 13:05:42 +0000
committerFelix Fietkau <nbd@openwrt.org>2015-03-16 13:05:42 +0000
commit6cfad3ca219d4e3835d559fe442a5d500233a462 (patch)
treec9bf8a1791e3543d5dac50933e7265225c1472b3 /package/kernel/lantiq/ltq-adsl/patches
parent81ff0511df3466d7dce5af6f33acbbe4ec89f796 (diff)
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ltq-adsl: fix bugs in linux 3.18 compatiblity change
Signed-off-by: Felix Fietkau <nbd@openwrt.org> SVN-Revision: 44844
Diffstat (limited to 'package/kernel/lantiq/ltq-adsl/patches')
-rw-r--r--package/kernel/lantiq/ltq-adsl/patches/140-linux_3.18.patch41
1 files changed, 34 insertions, 7 deletions
diff --git a/package/kernel/lantiq/ltq-adsl/patches/140-linux_3.18.patch b/package/kernel/lantiq/ltq-adsl/patches/140-linux_3.18.patch
index a0a9acdb73..80f085492c 100644
--- a/package/kernel/lantiq/ltq-adsl/patches/140-linux_3.18.patch
+++ b/package/kernel/lantiq/ltq-adsl/patches/140-linux_3.18.patch
@@ -1,13 +1,40 @@
-Index: drv_dsl_cpe_api-3.24.4.4/src/include/drv_dsl_cpe_os_linux.h
-===================================================================
---- drv_dsl_cpe_api-3.24.4.4.orig/src/include/drv_dsl_cpe_os_linux.h 2015-02-08 09:59:02.424259834 +0100
-+++ drv_dsl_cpe_api-3.24.4.4/src/include/drv_dsl_cpe_os_linux.h 2015-02-08 10:02:19.580740173 +0100
-@@ -218,7 +218,7 @@
+--- a/src/include/drv_dsl_cpe_os_linux.h
++++ b/src/include/drv_dsl_cpe_os_linux.h
+@@ -214,12 +214,35 @@ static inline int dsl_mutex_lock(struct
+ #define DSL_DRV_MUTEX_LOCK(id) down_interruptible(&(id))
+ #define DSL_DRV_MUTEX_UNLOCK(id) up(&(id))
+ #endif
++
++static inline long
++ugly_hack_sleep_on_timeout(wait_queue_head_t *q, long timeout)
++{
++ unsigned long flags;
++ wait_queue_t wait;
++
++ init_waitqueue_entry(&wait, current);
++
++ __set_current_state(TASK_INTERRUPTIBLE);
++ spin_lock_irqsave(&q->lock, flags);
++ __add_wait_queue(q, &wait);
++ spin_unlock(&q->lock);
++
++ timeout = schedule_timeout(timeout);
++
++ spin_lock_irq(&q->lock);
++ __remove_wait_queue(q, &wait);
++ spin_unlock_irqrestore(&q->lock, flags);
++
++ return timeout;
++}
++
+ #define DSL_DRV_INIT_WAKELIST(name,queue) init_waitqueue_head(&(queue))
#define DSL_DRV_WAKEUP_WAKELIST(queue) wake_up_interruptible(&(queue))
#define DSL_DRV_INIT_EVENT(name,ev) init_waitqueue_head(&(ev))
/* wait for an event, timeout is measured in ms */
-#define DSL_DRV_WAIT_EVENT_TIMEOUT(ev,t) interruptible_sleep_on_timeout(&(ev), (t) * HZ / 1000)
-+#define DSL_DRV_WAIT_EVENT_TIMEOUT(ev,t) wait_event_interruptible_timeout((ev), 0 == 1, (t) * HZ / 1000)
- #define DSL_DRV_WAIT_EVENT(ev) interruptible_sleep_on(&(ev))
+-#define DSL_DRV_WAIT_EVENT(ev) interruptible_sleep_on(&(ev))
++#define DSL_DRV_WAIT_EVENT_TIMEOUT(ev,t) ugly_hack_sleep_on_timeout(&(ev), (t) * HZ / 1000)
++#define DSL_DRV_WAIT_EVENT(ev) ugly_hack_sleep_on_timeout(&(ev), MAX_SCHEDULE_TIMEOUT)
#define DSL_DRV_WAKEUP_EVENT(ev) wake_up_interruptible(&(ev))
#define DSL_DRV_TimeMSecGet() DSL_DRV_ElapsedTimeMSecGet(0)
+ #define DSL_WAIT(ms) msleep(ms)