removed bogus whitespaces

1 files changed, 54 insertions, 54 deletions

diff --git a/linux/drivers/media/common/saa7146_core.c b/linux/drivers/media/common/saa7146_core.c
index d2485dfbd..6bfd7e30d 100644
--- a/linux/drivers/media/common/saa7146_core.c
+++ b/linux/drivers/media/common/saa7146_core.c
@@ -1,11 +1,11 @@
 /*
     saa7146.c - video4linux driver for saa7146-based video hardware
-    
+
     Copyright (C) 1998-2002 Michael Hunold <michael@mihu.de>
 
     With ideas taken from: "device driver for philips saa7134 based TV cards"
-      (c) 2001,02 Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]    
-    
+      (c) 2001,02 Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]
+
     This program is free software; you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
     the Free Software Foundation; either version 2 of the License, or
@@ -41,7 +41,7 @@ MODULE_PARM_DESC(debug, "debug level (default: 0)");
 static void dump_registers(struct saa7146_dev* dev)
 {
 	int i = 0;
-	
+
 	INFO((" @ %li jiffies:\n",jiffies));
 	for(i = 0; i <= 0x148; i+=4) {
 		printk("0x%03x: 0x%08x\n",i,saa7146_read(dev,i));
@@ -54,7 +54,7 @@ static void dump_registers(struct saa7146_dev* dev)
 void saa7146_dma_free(struct saa7146_dev *dev,struct saa7146_buf *buf)
 {
 	DEB_EE(("dev:%p, buf:%p\n",dev,buf));
-	
+
 	if (in_interrupt())
 		BUG();
 
@@ -91,7 +91,7 @@ int saa7146_pgtable_alloc(struct pci_dev *pci, struct saa7146_pgtable *pt)
 	pt->size = SAA7146_PGTABLE_SIZE;
 	pt->cpu  = cpu;
 	pt->dma  = dma_addr;
-	
+
 	return 0;
 }
 
@@ -99,7 +99,7 @@ void saa7146_pgtable_build_single(struct pci_dev *pci, struct saa7146_pgtable *p
 {
 	u32   *ptr, fill;
 	int   i,p;
-	
+
 //fm	DEB_EE(("pci:%p, pt:%p, sl:%p, len:%d\n",pci,pt,list,length));
 
 	/* if we have a user buffer, the first page may not be
@@ -112,7 +112,7 @@ void saa7146_pgtable_build_single(struct pci_dev *pci, struct saa7146_pgtable *p
 			*ptr = sg_dma_address(list) - list->offset;
 		}
 	}
-	
+
 
 	/* safety; fill the page table up with the last valid page */
 	fill = *(ptr-1);
@@ -138,7 +138,7 @@ int video_open(struct inode *inode, struct file *file)
 	struct list_head *list;
 	struct saa7146_fh *fh = NULL;
 	int result = 0;
-	
+
 	enum v4l2_buf_type type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
 
 	DEB_EE(("inode:%p, file:%p, minor:%d\n",inode,file,minor));
@@ -158,13 +158,13 @@ int video_open(struct inode *inode, struct file *file)
 		}
 	}
 	DEB_D(("using: %p\n",dev));
-	
+
 	if (NULL == dev) {
 		DEB_S(("no such video device.\n"));
 		result = -ENODEV;
 		goto out;
 	}
-	
+
 	/* check if an extension is registered */
 	if( NULL == dev->ext ) {
 		DEB_S(("no extension registered for this device.\n"));
@@ -194,7 +194,7 @@ int video_open(struct inode *inode, struct file *file)
 	file->private_data = fh;
 	fh->dev = dev;
 	fh->type = type;
-	
+
 	dev->current_hps_source = SAA7146_HPS_SOURCE_PORT_A;
 	dev->current_hps_sync = SAA7146_HPS_SYNC_PORT_A;
 
@@ -226,7 +226,7 @@ static int video_release(struct inode *inode, struct file *file)
 	if( 0 != BOARD_CAN_DO_VBI(dev) ) {
 		saa7146_vbi_uops.release(dev,fh,file);
 	}
-	
+
 	/* fixme: decrease some usage counts */
 #if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,51)
 	dev->ext->dec_use(dev);
@@ -291,16 +291,16 @@ static unsigned int video_poll(struct file *file, struct poll_table_struct *wait
 
 	if (!list_empty(&q->stream))
 		buf = list_entry(q->stream.next, struct videobuf_buffer, stream);
-	
+
 	if (!buf) {
 		return POLLERR;
 	}
-	
+
 	poll_wait(file, &buf->done, wait);
 	if (buf->state == STATE_DONE || buf->state == STATE_ERROR) {
 		return POLLIN|POLLRDNORM;
 	}
-	
+
 	return 0;
 }
 
@@ -343,16 +343,16 @@ static void interrupt_hw(int irq, void *dev_id, struct pt_regs *regs)
 {
 	struct saa7146_dev *dev = (struct saa7146_dev*)dev_id;
 	u32 isr = 0;
-		
+
 	/* read out the interrupt status register */
 	isr = saa7146_read(dev, ISR);
-	
+
 	/* is this our interrupt? */
 	if ( 0 == isr ) {
 		/* nope, some other device */
 		return;
 	}
-	
+
 	saa7146_write(dev, ISR, isr);
 
 	if( 0 != (dev->ext->irq_mask & isr )) {
@@ -381,9 +381,9 @@ static void interrupt_hw(int irq, void *dev_id, struct pt_regs *regs)
 	}
 	if( 0 != isr ) {
 		ERR(("warning: interrupt enabled, but not handled properly.(0x%08x)\n",isr));
-		ERR(("disabling interrupt source(s)!\n"));		
+		ERR(("disabling interrupt source(s)!\n"));
 		IER_DISABLE(dev,isr);
-	}	
+	}
 }
 
 /********************************************************************************/
@@ -402,7 +402,7 @@ int saa7146_buffer_queue(struct saa7146_dev *dev,
 		ERR(("internal error: fatal NULL pointer for q.\n"));
 		return 0;
 	}
-	
+
 	if (NULL == q->curr) {
 		q->curr = buf;
 		DEB_D(("immediately activating buffer %p\n", buf));
@@ -428,12 +428,12 @@ void saa7146_buffer_finish(struct saa7146_dev *dev,
 	}
 
 	DEB_EE(("dev:%p, dmaq:%p, state:%d\n", dev, q, state));
-	
+
 	/* finish current buffer */
 	q->curr->vb.state = state;
 	do_gettimeofday(&q->curr->vb.ts);
 	wake_up(&q->curr->vb.done);
-	
+
 	q->curr = NULL;
 }
 
@@ -476,7 +476,7 @@ void saa7146_buffer_next(struct saa7146_dev *dev,
 			/* write the address of the rps-program */
 			saa7146_write(dev, RPS_ADDR0, virt_to_bus(&dev->rps0[ 0]));
 			/* turn on rps */
-			saa7146_write(dev, MC1, (MASK_12 | MASK_28));	
+			saa7146_write(dev, MC1, (MASK_12 | MASK_28));
 		}
 		del_timer(&q->timeout);
 	}
@@ -524,7 +524,7 @@ int saa7146_register_extension(struct saa7146_extension* ext)
 	struct list_head *list = NULL;;
 
 	DEB_EE(("ext:%p\n",ext));
-	
+
 	if (down_interruptible(&devices_lock))
 		return -ERESTARTSYS;
 
@@ -532,7 +532,7 @@ int saa7146_register_extension(struct saa7146_extension* ext)
 		int i = 0;
 		int found = 0;
 		dev = list_entry(list, struct saa7146_dev, item);
-	
+
 		/* check if already handled by extension */
 		if( 0 != dev->ext ) {
 			continue;
@@ -551,7 +551,7 @@ int saa7146_register_extension(struct saa7146_extension* ext)
 			}
 			if( ext->devices[i].subvendor == dev->pci->subsystem_vendor
 			 && ext->devices[i].subdevice == dev->pci->subsystem_device ) {
-			 	found = 1;
+				found = 1;
 				break;
 			 }
 		}
@@ -559,7 +559,7 @@ int saa7146_register_extension(struct saa7146_extension* ext)
 			DEB_S(("extension %p does not handle this device. skipping.\n",ext));
 			continue;
 		}
-				
+
 		if( 0 != ext->preinit(dev) ) {
 			DEB_S(("ext->preinit() failed for %p. skipping.\n",dev));
 			continue;
@@ -570,9 +570,9 @@ int saa7146_register_extension(struct saa7146_extension* ext)
 			if(i2c_add_adapter(dev->i2c_adapter) < 0) {
 				DEB_S(("cannot register i2c-device. skipping.\n"));
 				continue;
-			}	
+			}
 		}
-			
+
 		if( 0 != ext->probe(dev, dev->pci->subsystem_vendor, dev->pci->subsystem_device) ) {
 			DEB_D(("ext->probe() failed for %p. skipping device.\n",dev));
 			if( 0 != ext->use_kernel_i2c )
@@ -589,7 +589,7 @@ int saa7146_register_extension(struct saa7146_extension* ext)
 			dev->ext = NULL;
 			continue;
 		}
-		
+
 		/* v4l2 initialization stuff */
 		dev->video_dev = device_template;
 		strncpy(dev->video_dev.name, ext->name, 32);
@@ -598,7 +598,7 @@ int saa7146_register_extension(struct saa7146_extension* ext)
 		// fixme: -1 should be an insmod parameter *for the extension* (like "video_nr");
 		if (video_register_device(&dev->video_dev,VFL_TYPE_GRABBER,-1) < 0) {
 			ERR(("cannot register capture v4l2 device. skipping.\n"));
-			/* in this case the extension has probably 
+			/* in this case the extension has probably
 			   already "done something", but the v4l2-device
 			   could not be registered. this is not as bad as
 			   it looks - you cannot access the device.
@@ -634,7 +634,7 @@ int saa7146_unregister_extension(struct saa7146_extension* ext)
 	struct list_head *list = NULL;;
 
 	DEB_EE(("ext:%p\n",ext));
-	
+
 	down(&devices_lock);
 
 	list_for_each(list,&devices) {
@@ -658,7 +658,7 @@ int saa7146_unregister_extension(struct saa7146_extension* ext)
 		}
 
 		dev->ext = NULL;
-		
+
 		/* make sure to erase the minor number... */
 		dev->video_dev = device_template;
 
@@ -667,7 +667,7 @@ int saa7146_unregister_extension(struct saa7146_extension* ext)
 	}
 
 	up(&devices_lock);
-	
+
 	return 0;
 }
 
@@ -696,7 +696,7 @@ static int config_a_device(struct pci_dev *pci)
 	}
 
 	/* enable bus-mastering */
- 	pci_set_master(pci);
+	pci_set_master(pci);
 
 	dev->pci = pci;
 	/* get chip-revision; this is needed to enable bug-fixes */
@@ -712,14 +712,14 @@ static int config_a_device(struct pci_dev *pci)
 	len = pci_resource_len(pci,0);
 
 	if (!request_mem_region(pci_resource_start(pci,0), pci_resource_len(pci,0), "saa7146")) {
-	    	ERR(("request_mem_region() failed.\n"));
+		ERR(("request_mem_region() failed.\n"));
 		kfree(dev);
 		return -ENODEV;
 	}
 
 	if (!(dev->mem = ioremap(adr,len))) {
-	    	ERR(("ioremap() failed.\n"));
-	        release_mem_region(adr,len);
+		ERR(("ioremap() failed.\n"));
+		release_mem_region(adr,len);
 		kfree(dev);
 		return -ENODEV;
 	}
@@ -745,39 +745,39 @@ static int config_a_device(struct pci_dev *pci)
 	if (request_irq(dev->pci->irq, interrupt_hw, SA_SHIRQ | SA_INTERRUPT,
 			dev->name, dev))
 	{
-	    	ERR(("request_irq() failed.\n"));
+		ERR(("request_irq() failed.\n"));
 		iounmap(dev->mem);
-	        release_mem_region(adr,len);
+		release_mem_region(adr,len);
 		kfree(dev);
 		return -EINVAL;
 	}
-		
+
 	/* get memory for various stuff */
 	dev->rps0 = (u32*)kmalloc(SAA7146_RPS_MEM, GFP_KERNEL);
 	if( NULL == dev->rps0 )
 		goto kmalloc_error_1;
-	memset(dev->rps0, 0x0, SAA7146_RPS_MEM);	
+	memset(dev->rps0, 0x0, SAA7146_RPS_MEM);
 
 	dev->rps1 = (u32*)kmalloc(SAA7146_RPS_MEM, GFP_KERNEL);
 	if( NULL == dev->rps1 )
 		goto kmalloc_error_2;
-	memset(dev->rps1, 0x0, SAA7146_RPS_MEM);	
+	memset(dev->rps1, 0x0, SAA7146_RPS_MEM);
 
 	dev->clipping = (u32*)kmalloc(SAA7146_CLIPPING_MEM, GFP_KERNEL);
 	if( NULL == dev->clipping )
 		goto kmalloc_error_3;
-	memset(dev->clipping, 0x0, SAA7146_CLIPPING_MEM);	
+	memset(dev->clipping, 0x0, SAA7146_CLIPPING_MEM);
 
 	dev->i2c_adapter = kmalloc(sizeof(struct i2c_adapter), GFP_KERNEL);
 	if ( NULL == dev->i2c_adapter )
 		goto kmalloc_error_4;
-	memset(dev->i2c_adapter, 0x0, sizeof(struct i2c_adapter));	
+	memset(dev->i2c_adapter, 0x0, sizeof(struct i2c_adapter));
 
 	dev->i2c_mem = (u32*)kmalloc(SAA7146_I2C_MEM, GFP_KERNEL);
 	if( NULL == dev->i2c_mem )
 		goto kmalloc_error_5;
-	memset(dev->i2c_mem, 0x00, SAA7146_I2C_MEM);	
-		
+	memset(dev->i2c_mem, 0x00, SAA7146_I2C_MEM);
+
 	/* i2c-adapter preparations */
 	saa7146_i2c_adapter_prepare(dev);
 
@@ -789,7 +789,7 @@ static int config_a_device(struct pci_dev *pci)
 	/* create a nice device name */
 	sprintf(&dev->name[0], "saa7146 (%d)",saa7146_num);
 
-    	INFO(("found saa7146 @ mem 0x%08x (revision %d, irq %d) (0x%04x,0x%04x).\n", (unsigned int)dev->mem, dev->revision,dev->pci->irq,dev->pci->subsystem_vendor,dev->pci->subsystem_device));
+	INFO(("found saa7146 @ mem 0x%08x (revision %d, irq %d) (0x%04x,0x%04x).\n", (unsigned int)dev->mem, dev->revision,dev->pci->irq,dev->pci->subsystem_vendor,dev->pci->subsystem_device));
 	dev->ext = NULL;
 
 	pci_set_drvdata(pci,dev);
@@ -809,7 +809,7 @@ static int config_a_device(struct pci_dev *pci)
 	dev->module = THIS_MODULE;
 
 	return 0;
-	
+
 kmalloc_error_5:
 	kfree( dev->i2c_adapter );
 kmalloc_error_4:
@@ -833,14 +833,14 @@ static void unconfig_a_device(struct saa7146_dev* dev)
 
 	/* shut down all video dma transfers */
 	saa7146_write(dev, MC1, 0x00ff0000);
-		
+
 	/* disable all irqs, release irq-routine */
 	saa7146_write(dev, IER, 0);
 	saa7146_write(dev, ISR, 0xffffffff);
 
 	free_irq(dev->pci->irq, (void *)dev);
 
-	/* free kernel memory */	
+	/* free kernel memory */
 	kfree(dev->rps0 );
 	kfree(dev->rps1 );
 	kfree(dev->clipping);
@@ -872,7 +872,7 @@ void __devexit saa7146_remove_one(struct pci_dev *pdev)
 {
 	struct saa7146_dev* dev = (struct saa7146_dev*) pci_get_drvdata(pdev);
 
- 	unconfig_a_device(dev);
+	unconfig_a_device(dev);
 }