V4L/DVB (3318b): sem2mutex: drivers/media/, #2

Semaphore to mutex conversion.

The conversion was generated via scripts, and the result was validated
automatically via a script as well.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

4 files changed, 38 insertions, 36 deletions

diff --git a/drivers/media/dvb/ttpci/av7110.c b/drivers/media/dvb/ttpci/av7110.c
index d36369e9e88..1aa61bf29ad 100644
--- a/drivers/media/dvb/ttpci/av7110.c
+++ b/drivers/media/dvb/ttpci/av7110.c
@@ -54,7 +54,6 @@
 #include <linux/i2c.h>
 
 #include <asm/system.h>
-#include <asm/semaphore.h>
 
 #include <linux/dvb/frontend.h>
 
@@ -242,10 +241,10 @@ static int arm_thread(void *data)
 		if (!av7110->arm_ready)
 			continue;
 
-		if (down_interruptible(&av7110->dcomlock))
+		if (mutex_lock_interruptible(&av7110->dcomlock))
 			break;
 		newloops = rdebi(av7110, DEBINOSWAP, STATUS_LOOPS, 0, 2);
-		up(&av7110->dcomlock);
+		mutex_unlock(&av7110->dcomlock);
 
 		if (newloops == av7110->arm_loops || av7110->arm_errors > 3) {
 			printk(KERN_ERR "dvb-ttpci: ARM crashed @ card %d\n",
@@ -253,10 +252,10 @@ static int arm_thread(void *data)
 
 			recover_arm(av7110);
 
-			if (down_interruptible(&av7110->dcomlock))
+			if (mutex_lock_interruptible(&av7110->dcomlock))
 				break;
 			newloops = rdebi(av7110, DEBINOSWAP, STATUS_LOOPS, 0, 2) - 1;
-			up(&av7110->dcomlock);
+			mutex_unlock(&av7110->dcomlock);
 		}
 		av7110->arm_loops = newloops;
 		av7110->arm_errors = 0;
@@ -741,7 +740,7 @@ int ChangePIDs(struct av7110 *av7110, u16 vpid, u16 apid, u16 ttpid,
 	int ret = 0;
 	dprintk(4, "%p\n", av7110);
 
-	if (down_interruptible(&av7110->pid_mutex))
+	if (mutex_lock_interruptible(&av7110->pid_mutex))
 		return -ERESTARTSYS;
 
 	if (!(vpid & 0x8000))
@@ -760,7 +759,7 @@ int ChangePIDs(struct av7110 *av7110, u16 vpid, u16 apid, u16 ttpid,
 		ret = SetPIDs(av7110, vpid, apid, ttpid, subpid, pcrpid);
 	}
 
-	up(&av7110->pid_mutex);
+	mutex_unlock(&av7110->pid_mutex);
 	return ret;
 }
 
@@ -2096,7 +2095,7 @@ static int av7110_fe_lock_fix(struct av7110* av7110, fe_status_t status)
 	if (av7110->playing)
 		return 0;
 
-	if (down_interruptible(&av7110->pid_mutex))
+	if (mutex_lock_interruptible(&av7110->pid_mutex))
 		return -ERESTARTSYS;
 
 	if (synced) {
@@ -2118,7 +2117,7 @@ static int av7110_fe_lock_fix(struct av7110* av7110, fe_status_t status)
 	if (!ret)
 		av7110->fe_synced = synced;
 
-	up(&av7110->pid_mutex);
+	mutex_unlock(&av7110->pid_mutex);
 	return ret;
 }
 
@@ -2713,16 +2712,16 @@ static int av7110_attach(struct saa7146_dev* dev, struct saa7146_pci_extension_d
 	tasklet_init (&av7110->debi_tasklet, debiirq, (unsigned long) av7110);
 	tasklet_init (&av7110->gpio_tasklet, gpioirq, (unsigned long) av7110);
 
-	sema_init(&av7110->pid_mutex, 1);
+	mutex_init(&av7110->pid_mutex);
 
 	/* locks for data transfers from/to AV7110 */
 	spin_lock_init(&av7110->debilock);
-	sema_init(&av7110->dcomlock, 1);
+	mutex_init(&av7110->dcomlock);
 	av7110->debitype = -1;
 
 	/* default OSD window */
 	av7110->osdwin = 1;
-	sema_init(&av7110->osd_sema, 1);
+	mutex_init(&av7110->osd_mutex);
 
 	/* ARM "watchdog" */
 	init_waitqueue_head(&av7110->arm_wait);
diff --git a/drivers/media/dvb/ttpci/av7110.h b/drivers/media/dvb/ttpci/av7110.h
index fafd25fab83..3e2e12124ba 100644
--- a/drivers/media/dvb/ttpci/av7110.h
+++ b/drivers/media/dvb/ttpci/av7110.h
@@ -16,6 +16,7 @@
 #include <linux/dvb/ca.h>
 #include <linux/dvb/osd.h>
 #include <linux/dvb/net.h>
+#include <linux/mutex.h>
 
 #include "dvbdev.h"
 #include "demux.h"
@@ -127,7 +128,7 @@ struct av7110 {
 	/* DEBI and polled command interface */
 
 	spinlock_t		debilock;
-	struct semaphore	dcomlock;
+	struct mutex		dcomlock;
 	volatile int		debitype;
 	volatile int		debilen;
 
@@ -146,7 +147,7 @@ struct av7110 {
 
 	int			osdwin;      /* currently active window */
 	u16			osdbpp[8];
-	struct semaphore	osd_sema;
+	struct mutex		osd_mutex;
 
 	/* CA */
 
@@ -172,7 +173,7 @@ struct av7110 {
 	struct tasklet_struct   vpe_tasklet;
 
 	int			fe_synced;
-	struct semaphore	pid_mutex;
+	struct mutex		pid_mutex;
 
 	int			video_blank;
 	struct video_status	videostate;
diff --git a/drivers/media/dvb/ttpci/av7110_hw.c b/drivers/media/dvb/ttpci/av7110_hw.c
index b2e63e9fc05..3c5366d15a8 100644
--- a/drivers/media/dvb/ttpci/av7110_hw.c
+++ b/drivers/media/dvb/ttpci/av7110_hw.c
@@ -324,10 +324,10 @@ int av7110_wait_msgstate(struct av7110 *av7110, u16 flags)
 	start = jiffies;
 	for (;;) {
 		err = time_after(jiffies, start + ARM_WAIT_FREE);
-		if (down_interruptible(&av7110->dcomlock))
+		if (mutex_lock_interruptible(&av7110->dcomlock))
 			return -ERESTARTSYS;
 		stat = rdebi(av7110, DEBINOSWAP, MSGSTATE, 0, 2);
-		up(&av7110->dcomlock);
+		mutex_unlock(&av7110->dcomlock);
 		if ((stat & flags) == 0)
 			break;
 		if (err) {
@@ -484,11 +484,11 @@ static int av7110_send_fw_cmd(struct av7110 *av7110, u16* buf, int length)
 		dprintk(1, "arm not ready.\n");
 		return -1;
 	}
-	if (down_interruptible(&av7110->dcomlock))
+	if (mutex_lock_interruptible(&av7110->dcomlock))
 		return -ERESTARTSYS;
 
 	ret = __av7110_send_fw_cmd(av7110, buf, length);
-	up(&av7110->dcomlock);
+	mutex_unlock(&av7110->dcomlock);
 	if (ret && ret!=-ERESTARTSYS)
 		printk(KERN_ERR "dvb-ttpci: %s(): av7110_send_fw_cmd error %d\n",
 		       __FUNCTION__, ret);
@@ -560,11 +560,11 @@ int av7110_fw_request(struct av7110 *av7110, u16 *request_buf,
 		return -1;
 	}
 
-	if (down_interruptible(&av7110->dcomlock))
+	if (mutex_lock_interruptible(&av7110->dcomlock))
 		return -ERESTARTSYS;
 
 	if ((err = __av7110_send_fw_cmd(av7110, request_buf, request_buf_len)) < 0) {
-		up(&av7110->dcomlock);
+		mutex_unlock(&av7110->dcomlock);
 		printk(KERN_ERR "dvb-ttpci: av7110_fw_request error %d\n", err);
 		return err;
 	}
@@ -576,7 +576,7 @@ int av7110_fw_request(struct av7110 *av7110, u16 *request_buf,
 			break;
 		if (err) {
 			printk(KERN_ERR "%s: timeout waiting for COMMAND to complete\n", __FUNCTION__);
-			up(&av7110->dcomlock);
+			mutex_unlock(&av7110->dcomlock);
 			return -ETIMEDOUT;
 		}
 #ifdef _NOHANDSHAKE
@@ -592,7 +592,7 @@ int av7110_fw_request(struct av7110 *av7110, u16 *request_buf,
 			break;
 		if (err) {
 			printk(KERN_ERR "%s: timeout waiting for HANDSHAKE_REG\n", __FUNCTION__);
-			up(&av7110->dcomlock);
+			mutex_unlock(&av7110->dcomlock);
 			return -ETIMEDOUT;
 		}
 		msleep(1);
@@ -603,12 +603,12 @@ int av7110_fw_request(struct av7110 *av7110, u16 *request_buf,
 	stat = rdebi(av7110, DEBINOSWAP, MSGSTATE, 0, 2);
 	if (stat & GPMQOver) {
 		printk(KERN_ERR "%s: GPMQOver\n", __FUNCTION__);
-		up(&av7110->dcomlock);
+		mutex_unlock(&av7110->dcomlock);
 		return -1;
 	}
 	else if (stat & OSDQOver) {
 		printk(KERN_ERR "%s: OSDQOver\n", __FUNCTION__);
-		up(&av7110->dcomlock);
+		mutex_unlock(&av7110->dcomlock);
 		return -1;
 	}
 #endif
@@ -616,7 +616,7 @@ int av7110_fw_request(struct av7110 *av7110, u16 *request_buf,
 	for (i = 0; i < reply_buf_len; i++)
 		reply_buf[i] = rdebi(av7110, DEBINOSWAP, COM_BUFF + 2 * i, 0, 2);
 
-	up(&av7110->dcomlock);
+	mutex_unlock(&av7110->dcomlock);
 	return 0;
 }
 
@@ -732,7 +732,7 @@ static int FlushText(struct av7110 *av7110)
 	unsigned long start;
 	int err;
 
-	if (down_interruptible(&av7110->dcomlock))
+	if (mutex_lock_interruptible(&av7110->dcomlock))
 		return -ERESTARTSYS;
 	start = jiffies;
 	while (1) {
@@ -742,12 +742,12 @@ static int FlushText(struct av7110 *av7110)
 		if (err) {
 			printk(KERN_ERR "dvb-ttpci: %s(): timeout waiting for BUFF1_BASE == 0\n",
 			       __FUNCTION__);
-			up(&av7110->dcomlock);
+			mutex_unlock(&av7110->dcomlock);
 			return -ETIMEDOUT;
 		}
 		msleep(1);
 	}
-	up(&av7110->dcomlock);
+	mutex_unlock(&av7110->dcomlock);
 	return 0;
 }
 
@@ -758,7 +758,7 @@ static int WriteText(struct av7110 *av7110, u8 win, u16 x, u16 y, u8* buf)
 	int length = strlen(buf) + 1;
 	u16 cbuf[5] = { (COMTYPE_OSD << 8) + DText, 3, win, x, y };
 
-	if (down_interruptible(&av7110->dcomlock))
+	if (mutex_lock_interruptible(&av7110->dcomlock))
 		return -ERESTARTSYS;
 
 	start = jiffies;
@@ -769,7 +769,7 @@ static int WriteText(struct av7110 *av7110, u8 win, u16 x, u16 y, u8* buf)
 		if (ret) {
 			printk(KERN_ERR "dvb-ttpci: %s: timeout waiting for BUFF1_BASE == 0\n",
 			       __FUNCTION__);
-			up(&av7110->dcomlock);
+			mutex_unlock(&av7110->dcomlock);
 			return -ETIMEDOUT;
 		}
 		msleep(1);
@@ -783,7 +783,7 @@ static int WriteText(struct av7110 *av7110, u8 win, u16 x, u16 y, u8* buf)
 		if (ret) {
 			printk(KERN_ERR "dvb-ttpci: %s: timeout waiting for HANDSHAKE_REG\n",
 			       __FUNCTION__);
-			up(&av7110->dcomlock);
+			mutex_unlock(&av7110->dcomlock);
 			return -ETIMEDOUT;
 		}
 		msleep(1);
@@ -795,7 +795,7 @@ static int WriteText(struct av7110 *av7110, u8 win, u16 x, u16 y, u8* buf)
 	if (length & 1)
 		wdebi(av7110, DEBINOSWAP, BUFF1_BASE + i * 2, 0, 2);
 	ret = __av7110_send_fw_cmd(av7110, cbuf, 5);
-	up(&av7110->dcomlock);
+	mutex_unlock(&av7110->dcomlock);
 	if (ret && ret!=-ERESTARTSYS)
 		printk(KERN_ERR "dvb-ttpci: WriteText error %d\n", ret);
 	return ret;
@@ -1059,7 +1059,7 @@ int av7110_osd_cmd(struct av7110 *av7110, osd_cmd_t *dc)
 {
 	int ret;
 
-	if (down_interruptible(&av7110->osd_sema))
+	if (mutex_lock_interruptible(&av7110->osd_mutex))
 		return -ERESTARTSYS;
 
 	switch (dc->cmd) {
@@ -1195,7 +1195,7 @@ int av7110_osd_cmd(struct av7110 *av7110, osd_cmd_t *dc)
 		break;
 	}
 
-	up(&av7110->osd_sema);
+	mutex_unlock(&av7110->osd_mutex);
 	if (ret==-ERESTARTSYS)
 		dprintk(1, "av7110_osd_cmd(%d) returns with -ERESTARTSYS\n",dc->cmd);
 	else if (ret)
diff --git a/drivers/media/dvb/ttpci/budget.h b/drivers/media/dvb/ttpci/budget.h
index c7bb63c4d98..4ac0f4d0802 100644
--- a/drivers/media/dvb/ttpci/budget.h
+++ b/drivers/media/dvb/ttpci/budget.h
@@ -10,6 +10,8 @@
 #include "dvb_net.h"
 
 #include <linux/module.h>
+#include <linux/mutex.h>
+
 #include <media/saa7146.h>
 
 extern int budget_debug;
@@ -51,7 +53,7 @@ struct budget {
 	struct dmx_frontend mem_frontend;
 
 	int fe_synced;
-	struct semaphore pid_mutex;
+	struct mutex pid_mutex;
 
 	int ci_present;
 	int video_port;