X-Git-Url: http://rtime.felk.cvut.cz/gitweb/lincan.git/blobdiff_plain/4dc78b4651f006bf0404c8ec7db85651bcee7c2e..04ac67cc3cac14cd601daacd0592121ec0b84012:/lincan/src/can_quertl.c

diff --git a/lincan/src/can_quertl.c b/lincan/src/can_quertl.c
index 0bc83c0..50d6081 100644
--- a/lincan/src/can_quertl.c
+++ b/lincan/src/can_quertl.c
@@ -39,8 +39,8 @@
 
 #include <rtl_malloc.h>
 
-/* 
- * Modifies Tx message processing 
+/*
+ * Modifies Tx message processing
  *  0 .. local message processing disabled
  *  1 .. local messages disabled by default but can be enabled by canque_set_filt
  *  2 .. local messages enabled by default, can be disabled by canque_set_filt
@@ -65,7 +65,7 @@ canqueue_rtl2lin_handler(int irq, void *ignore, struct pt_regs *ignoreregs)
 	unsigned pending_inops;
 	unsigned pending_outops;
 	int i;
-	
+
 	can_spin_lock_irqsave (&canque_pending_edges_lock, flags);
 
 	while(!list_empty(&canque_pending_edges_list)){
@@ -94,7 +94,7 @@ canqueue_rtl2lin_handler(int irq, void *ignore, struct pt_regs *ignoreregs)
 			if(pending_inops&1)
 				canque_notify_inends(qedge,i);
 		}
-		
+
 		canque_edge_decref(qedge);
 		can_spin_lock_irqsave (&canque_pending_edges_lock, flags);
 	}
@@ -109,7 +109,7 @@ canqueue_rtl2lin_handler(int irq, void *ignore, struct pt_regs *ignoreregs)
 
 
 /**
- * canqueue_rtl2lin_check_and_pend - postpones edge notification if called from RT-Linux 
+ * canqueue_rtl2lin_check_and_pend - postpones edge notification if called from RT-Linux
  * @qends: notification target ends
  * @qedge: edge delivering notification
  * @what:  notification type
@@ -126,7 +126,7 @@ int canqueue_rtl2lin_check_and_pend(struct canque_ends_t *qends,
 	if(rtl_rt_system_is_idle()) return 0;
 
 	can_spin_lock_irqsave (&canque_pending_edges_lock, flags);
-	
+
 	if(what>CANQUE_PENDOPS_LIMIT) what=CANQUE_PENDOPS_LIMIT;
 
 	if(qends == qedge->inends) {
@@ -142,7 +142,7 @@ int canqueue_rtl2lin_check_and_pend(struct canque_ends_t *qends,
 	}
 
 	can_spin_unlock_irqrestore (&canque_pending_edges_lock, flags);
-	
+
 	return 1;
 
 }
@@ -169,7 +169,7 @@ int canque_get_inslot4id_wait_rtl(struct canque_ends_t *qends,
 	int ret;
 	unsigned old_age;
 	rtl_sigset_t sigset;
-	
+
 	old_age=atomic_read(&qends->endinfo.rtlinfo.rtl_writeq_age);
 	while((ret=canque_get_inslot4id(qends,qedgep,slotp,cmd,id,prio))==-1){
 		rtl_sigemptyset(&sigset);
@@ -181,7 +181,7 @@ int canque_get_inslot4id_wait_rtl(struct canque_ends_t *qends,
 			return -1;
 		old_age=atomic_read(&qends->endinfo.rtlinfo.rtl_writeq_age);
 	}
-	
+
 	return ret;
 }
 
@@ -205,7 +205,7 @@ int canque_get_outslot_wait_rtl(struct canque_ends_t *qends,
 	int ret;
 	unsigned old_age;
 	rtl_sigset_t sigset;
-	
+
 	old_age=atomic_read(&qends->endinfo.rtlinfo.rtl_readq_age);
 	while((ret=canque_test_outslot(qends,qedgep,slotp))==-1){
 		rtl_sigemptyset(&sigset);
@@ -236,7 +236,7 @@ int canque_sync_wait_rtl(struct canque_ends_t *qends, struct canque_edge_t *qedg
 	int ret;
 	unsigned old_age;
 	rtl_sigset_t sigset;
-	
+
 	old_age=atomic_read(&qends->endinfo.rtlinfo.rtl_emptyq_age);
 	while(!(ret=canque_fifo_test_fl(&qedge->fifo,EMPTY)?1:0)){
 		rtl_sigemptyset(&sigset);
@@ -248,7 +248,7 @@ int canque_sync_wait_rtl(struct canque_ends_t *qends, struct canque_edge_t *qedg
 			return -1;
 		old_age=atomic_read(&qends->endinfo.rtlinfo.rtl_emptyq_age);
 	}
-	
+
 	return ret;
 }
 
@@ -332,13 +332,13 @@ void canque_ends_free_rtl(struct canque_ends_t *qends)
 /**
  * canqueue_notify_rtl - notification callback handler for Linux userspace clients
  * @qends: pointer to the callback side ends structure
- * @qedge: edge which invoked notification 
+ * @qedge: edge which invoked notification
  * @what: notification type
  */
 void canqueue_notify_rtl(struct canque_ends_t *qends, struct canque_edge_t *qedge, int what)
 {
 	rtl_irqstate_t flags;
-	
+
 	switch(what){
 		case CANQUEUE_NOTIFY_EMPTY:
 			rtl_spin_lock_irqsave(&qends->endinfo.rtlinfo.rtl_lock, flags);
@@ -397,7 +397,7 @@ int canqueue_ends_init_rtl(struct canque_ends_t *qends)
 	rtl_wait_init(&(qends->endinfo.rtlinfo.rtl_readq));
 	rtl_wait_init(&(qends->endinfo.rtlinfo.rtl_writeq));
 	rtl_wait_init(&(qends->endinfo.rtlinfo.rtl_emptyq));
-	
+
 	qends->notify=canqueue_notify_rtl;
 	qends->endinfo.rtlinfo.pend_flags=0;
 	return 0;
@@ -422,7 +422,7 @@ int canqueue_ends_dispose_rtl(struct canque_ends_t *qends, int sync)
 	/*Wait for sending of all pending messages in the output FIFOs*/
 	/*if(sync)
 		canqueue_ends_sync_all_rtl(qends);*/
-	
+
 	/* Finish or kill all outgoing edges listed in inends */
 	delayed=canqueue_ends_kill_inlist(qends, 1);
 	/* Kill all incoming edges listed in outends */