[PCMCIA] replace schedule_timeout() with msleep()

From: <janitor@sternwelten.at>

Remove unnecessary cs_to_timeout() macro.  Use msleep() instead of
schedule_timeout() to guarantee the task delays for the desired
time.
Signed-off-by: Nishanth Aravamudan <nacc@us.ibm.com>
Signed-off-by: Maximilian Attems <janitor@sternwelten.at>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Russell King <rmk@arm.linux.org.uk>

drivers/pcmcia/cs.c

@@ -427,8 +427,6 @@ static int send_event(struct pcmcia_socket *s, event_t event, int priority)
     return ret;
 } /* send_event */
 
-#define cs_to_timeout(cs) (((cs) * HZ + 99) / 100)
-
 static void socket_remove_drivers(struct pcmcia_socket *skt)
 {
 	client_t *client;
@@ -448,8 +446,7 @@ static void socket_shutdown(struct pcmcia_socket *skt)
 
 	socket_remove_drivers(skt);
 	skt->state &= SOCKET_INUSE|SOCKET_PRESENT;
-	set_current_state(TASK_UNINTERRUPTIBLE);
-	schedule_timeout(cs_to_timeout(shutdown_delay));
+	msleep(shutdown_delay * 10);
 	skt->state &= SOCKET_INUSE;
 	shutdown_socket(skt);
 }
@@ -467,8 +464,7 @@ static int socket_reset(struct pcmcia_socket *skt)
 	skt->socket.flags &= ~SS_RESET;
 	skt->ops->set_socket(skt, &skt->socket);
 
-	set_current_state(TASK_UNINTERRUPTIBLE);
-	schedule_timeout(cs_to_timeout(unreset_delay));
+	msleep(unreset_delay * 10);
 	for (i = 0; i < unreset_limit; i++) {
 		skt->ops->get_status(skt, &status);
 
@@ -478,8 +474,7 @@ static int socket_reset(struct pcmcia_socket *skt)
 		if (status & SS_READY)
 			return CS_SUCCESS;
 
-		set_current_state(TASK_UNINTERRUPTIBLE);
-		schedule_timeout(cs_to_timeout(unreset_check));
+		msleep(unreset_check * 10);
 	}
 
 	cs_err(skt, "time out after reset.\n");
@@ -496,8 +491,7 @@ static int socket_setup(struct pcmcia_socket *skt, int initial_delay)
 	if (!(status & SS_DETECT))
 		return CS_NO_CARD;
 
-	set_current_state(TASK_UNINTERRUPTIBLE);
-	schedule_timeout(cs_to_timeout(initial_delay));
+	msleep(initial_delay * 10);
 
 	for (i = 0; i < 100; i++) {
 		skt->ops->get_status(skt, &status);
@@ -507,8 +501,7 @@ static int socket_setup(struct pcmcia_socket *skt, int initial_delay)
 		if (!(status & SS_PENDING))
 			break;
 
-		set_current_state(TASK_UNINTERRUPTIBLE);
-		schedule_timeout(cs_to_timeout(10));
+		msleep(100);
 	}
 
 	if (status & SS_PENDING) {
@@ -541,8 +534,7 @@ static int socket_setup(struct pcmcia_socket *skt, int initial_delay)
 	/*
 	 * Wait "vcc_settle" for the supply to stabilise.
 	 */
-	set_current_state(TASK_UNINTERRUPTIBLE);
-	schedule_timeout(cs_to_timeout(vcc_settle));
+	msleep(vcc_settle * 10);
 
 	skt->ops->get_status(skt, &status);
 	if (!(status & SS_POWERON)) {
@@ -659,10 +651,8 @@ static void socket_detect_change(struct pcmcia_socket *skt)
 	if (!(skt->state & SOCKET_SUSPEND)) {
 		int status;
 
-		if (!(skt->state & SOCKET_PRESENT)) {
-			set_current_state(TASK_UNINTERRUPTIBLE);
-			schedule_timeout(cs_to_timeout(2));
-		}
+		if (!(skt->state & SOCKET_PRESENT))
+			msleep(20);
 
 		skt->ops->get_status(skt, &status);
 		if ((skt->state & SOCKET_PRESENT) &&

drivers/pcmcia/ds.c

@@ -50,6 +50,7 @@
 #include <linux/poll.h>
 #include <linux/pci.h>
 #include <linux/list.h>
+#include <linux/delay.h>
 #include <linux/workqueue.h>
 
 #include <asm/atomic.h>
@@ -1080,8 +1081,7 @@ static int __devinit pcmcia_bus_add_socket(struct class_device *class_dev)
 	 * Ugly. But we want to wait for the socket threads to have started up.
 	 * We really should let the drivers themselves drive some of this..
 	 */
-	current->state = TASK_INTERRUPTIBLE;
-	schedule_timeout(HZ/4);
+	msleep(250);
 
 	init_waitqueue_head(&s->queue);
 	init_waitqueue_head(&s->request);

drivers/pcmcia/i82365.c

@@ -513,8 +513,7 @@ static u_int __init test_irq(u_short sock, int irq)
     if (request_irq(irq, i365_count_irq, 0, "scan", i365_count_irq) != 0)
 	return 1;
     irq_hits = 0; irq_sock = sock;
-    __set_current_state(TASK_UNINTERRUPTIBLE);
-    schedule_timeout(HZ/100);
+    msleep(10);
     if (irq_hits) {
 	free_irq(irq, i365_count_irq);
 	debug(2, "    spurious hit!\n");

drivers/pcmcia/sa1100_h3600.c

@@ -10,6 +10,7 @@
 #include <linux/device.h>
 #include <linux/interrupt.h>
 #include <linux/init.h>
+#include <linux/delay.h>
 
 #include <asm/hardware.h>
 #include <asm/irq.h>
@@ -96,8 +97,7 @@ static void h3600_pcmcia_socket_init(struct soc_pcmcia_socket *skt)
 	set_h3600_egpio(IPAQ_EGPIO_OPT_ON);
 	clr_h3600_egpio(IPAQ_EGPIO_OPT_RESET);
 
-	set_current_state(TASK_UNINTERRUPTIBLE);
-	schedule_timeout(10*HZ / 1000);
+	msleep(10);
 
 	soc_pcmcia_enable_irqs(skt, irqs, ARRAY_SIZE(irqs));
 }