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[MTD NAND] Indent all of drivers/mtd/nand/*.c.

It was just too painful to deal with.

Signed-off-by: David Woodhouse <dwmw2@infradead.org>
David Woodhouse 19 rokov pred
rodič
commit
e0c7d76753

+ 73 - 70
drivers/mtd/nand/au1550nd.c

@@ -38,22 +38,20 @@
  */
 static struct mtd_info *au1550_mtd = NULL;
 static void __iomem *p_nand;
-static int nand_width = 1; /* default x8*/
+static int nand_width = 1;	/* default x8 */
 
 /*
  * Define partitions for flash device
  */
 static const struct mtd_partition partition_info[] = {
 	{
-		.name 	= "NAND FS 0",
-	  	.offset = 0,
-	  	.size 	= 8*1024*1024
-	},
+	 .name = "NAND FS 0",
+	 .offset = 0,
+	 .size = 8 * 1024 * 1024},
 	{
-		.name 	= "NAND FS 1",
-		.offset =  MTDPART_OFS_APPEND,
- 		.size 	=    MTDPART_SIZ_FULL
-	}
+	 .name = "NAND FS 1",
+	 .offset = MTDPART_OFS_APPEND,
+	 .size = MTDPART_SIZ_FULL}
 };
 
 /**
@@ -157,7 +155,7 @@ static void au_write_buf(struct mtd_info *mtd, const u_char *buf, int len)
 	int i;
 	struct nand_chip *this = mtd->priv;
 
-	for (i=0; i<len; i++) {
+	for (i = 0; i < len; i++) {
 		writeb(buf[i], this->IO_ADDR_W);
 		au_sync();
 	}
@@ -176,7 +174,7 @@ static void au_read_buf(struct mtd_info *mtd, u_char *buf, int len)
 	int i;
 	struct nand_chip *this = mtd->priv;
 
-	for (i=0; i<len; i++) {
+	for (i = 0; i < len; i++) {
 		buf[i] = readb(this->IO_ADDR_R);
 		au_sync();
 	}
@@ -195,7 +193,7 @@ static int au_verify_buf(struct mtd_info *mtd, const u_char *buf, int len)
 	int i;
 	struct nand_chip *this = mtd->priv;
 
-	for (i=0; i<len; i++) {
+	for (i = 0; i < len; i++) {
 		if (buf[i] != readb(this->IO_ADDR_R))
 			return -EFAULT;
 		au_sync();
@@ -219,7 +217,7 @@ static void au_write_buf16(struct mtd_info *mtd, const u_char *buf, int len)
 	u16 *p = (u16 *) buf;
 	len >>= 1;
 
-	for (i=0; i<len; i++) {
+	for (i = 0; i < len; i++) {
 		writew(p[i], this->IO_ADDR_W);
 		au_sync();
 	}
@@ -241,7 +239,7 @@ static void au_read_buf16(struct mtd_info *mtd, u_char *buf, int len)
 	u16 *p = (u16 *) buf;
 	len >>= 1;
 
-	for (i=0; i<len; i++) {
+	for (i = 0; i < len; i++) {
 		p[i] = readw(this->IO_ADDR_R);
 		au_sync();
 	}
@@ -262,7 +260,7 @@ static int au_verify_buf16(struct mtd_info *mtd, const u_char *buf, int len)
 	u16 *p = (u16 *) buf;
 	len >>= 1;
 
-	for (i=0; i<len; i++) {
+	for (i = 0; i < len; i++) {
 		if (p[i] != readw(this->IO_ADDR_R))
 			return -EFAULT;
 		au_sync();
@@ -275,27 +273,35 @@ static void au1550_hwcontrol(struct mtd_info *mtd, int cmd)
 {
 	register struct nand_chip *this = mtd->priv;
 
-	switch(cmd){
+	switch (cmd) {
+
+	case NAND_CTL_SETCLE:
+		this->IO_ADDR_W = p_nand + MEM_STNAND_CMD;
+		break;
+
+	case NAND_CTL_CLRCLE:
+		this->IO_ADDR_W = p_nand + MEM_STNAND_DATA;
+		break;
 
-	case NAND_CTL_SETCLE: this->IO_ADDR_W = p_nand + MEM_STNAND_CMD; break;
-	case NAND_CTL_CLRCLE: this->IO_ADDR_W = p_nand + MEM_STNAND_DATA; break;
+	case NAND_CTL_SETALE:
+		this->IO_ADDR_W = p_nand + MEM_STNAND_ADDR;
+		break;
 
-	case NAND_CTL_SETALE: this->IO_ADDR_W = p_nand + MEM_STNAND_ADDR; break;
 	case NAND_CTL_CLRALE:
 		this->IO_ADDR_W = p_nand + MEM_STNAND_DATA;
-		/* FIXME: Nobody knows why this is neccecary,
+		/* FIXME: Nobody knows why this is necessary,
 		 * but it works only that way */
 		udelay(1);
 		break;
 
 	case NAND_CTL_SETNCE:
 		/* assert (force assert) chip enable */
-		au_writel((1<<(4+NAND_CS)) , MEM_STNDCTL); break;
+		au_writel((1 << (4 + NAND_CS)), MEM_STNDCTL);
 		break;
 
 	case NAND_CTL_CLRNCE:
- 		/* deassert chip enable */
-		au_writel(0, MEM_STNDCTL); break;
+		/* deassert chip enable */
+		au_writel(0, MEM_STNDCTL);
 		break;
 	}
 
@@ -315,66 +321,63 @@ int au1550_device_ready(struct mtd_info *mtd)
 /*
  * Main initialization routine
  */
-int __init au1xxx_nand_init (void)
+int __init au1xxx_nand_init(void)
 {
 	struct nand_chip *this;
-	u16 boot_swapboot = 0; /* default value */
+	u16 boot_swapboot = 0;	/* default value */
 	int retval;
 	u32 mem_staddr;
 	u32 nand_phys;
 
 	/* Allocate memory for MTD device structure and private data */
-	au1550_mtd = kmalloc (sizeof(struct mtd_info) +
-			sizeof (struct nand_chip), GFP_KERNEL);
+	au1550_mtd = kmalloc(sizeof(struct mtd_info) + sizeof(struct nand_chip), GFP_KERNEL);
 	if (!au1550_mtd) {
-		printk ("Unable to allocate NAND MTD dev structure.\n");
+		printk("Unable to allocate NAND MTD dev structure.\n");
 		return -ENOMEM;
 	}
 
 	/* Get pointer to private data */
-	this = (struct nand_chip *) (&au1550_mtd[1]);
+	this = (struct nand_chip *)(&au1550_mtd[1]);
 
 	/* Initialize structures */
-	memset((char *) au1550_mtd, 0, sizeof(struct mtd_info));
-	memset((char *) this, 0, sizeof(struct nand_chip));
+	memset(au1550_mtd, 0, sizeof(struct mtd_info));
+	memset(this, 0, sizeof(struct nand_chip));
 
 	/* Link the private data with the MTD structure */
 	au1550_mtd->priv = this;
 
-
 	/* disable interrupts */
-	au_writel(au_readl(MEM_STNDCTL) & ~(1<<8), MEM_STNDCTL);
+	au_writel(au_readl(MEM_STNDCTL) & ~(1 << 8), MEM_STNDCTL);
 
 	/* disable NAND boot */
-	au_writel(au_readl(MEM_STNDCTL) & ~(1<<0), MEM_STNDCTL);
+	au_writel(au_readl(MEM_STNDCTL) & ~(1 << 0), MEM_STNDCTL);
 
 #ifdef CONFIG_MIPS_PB1550
 	/* set gpio206 high */
-	au_writel(au_readl(GPIO2_DIR) & ~(1<<6), GPIO2_DIR);
+	au_writel(au_readl(GPIO2_DIR) & ~(1 << 6), GPIO2_DIR);
 
-	boot_swapboot = (au_readl(MEM_STSTAT) & (0x7<<1)) |
-		((bcsr->status >> 6)  & 0x1);
+	boot_swapboot = (au_readl(MEM_STSTAT) & (0x7 << 1)) | ((bcsr->status >> 6) & 0x1);
 	switch (boot_swapboot) {
-		case 0:
-		case 2:
-		case 8:
-		case 0xC:
-		case 0xD:
-			/* x16 NAND Flash */
-			nand_width = 0;
-			break;
-		case 1:
-		case 9:
-		case 3:
-		case 0xE:
-		case 0xF:
-			/* x8 NAND Flash */
-			nand_width = 1;
-			break;
-		default:
-			printk("Pb1550 NAND: bad boot:swap\n");
-			retval = -EINVAL;
-			goto outmem;
+	case 0:
+	case 2:
+	case 8:
+	case 0xC:
+	case 0xD:
+		/* x16 NAND Flash */
+		nand_width = 0;
+		break;
+	case 1:
+	case 9:
+	case 3:
+	case 0xE:
+	case 0xF:
+		/* x8 NAND Flash */
+		nand_width = 1;
+		break;
+	default:
+		printk("Pb1550 NAND: bad boot:swap\n");
+		retval = -EINVAL;
+		goto outmem;
 	}
 #endif
 
@@ -424,14 +427,13 @@ int __init au1xxx_nand_init (void)
 
 	/* make controller and MTD agree */
 	if (NAND_CS == 0)
-		nand_width = au_readl(MEM_STCFG0) & (1<<22);
+		nand_width = au_readl(MEM_STCFG0) & (1 << 22);
 	if (NAND_CS == 1)
-		nand_width = au_readl(MEM_STCFG1) & (1<<22);
+		nand_width = au_readl(MEM_STCFG1) & (1 << 22);
 	if (NAND_CS == 2)
-		nand_width = au_readl(MEM_STCFG2) & (1<<22);
+		nand_width = au_readl(MEM_STCFG2) & (1 << 22);
 	if (NAND_CS == 3)
-		nand_width = au_readl(MEM_STCFG3) & (1<<22);
-
+		nand_width = au_readl(MEM_STCFG3) & (1 << 22);
 
 	/* Set address of hardware control function */
 	this->hwcontrol = au1550_hwcontrol;
@@ -454,7 +456,7 @@ int __init au1xxx_nand_init (void)
 	this->verify_buf = (!nand_width) ? au_verify_buf16 : au_verify_buf;
 
 	/* Scan to find existence of the device */
-	if (nand_scan (au1550_mtd, 1)) {
+	if (nand_scan(au1550_mtd, 1)) {
 		retval = -ENXIO;
 		goto outio;
 	}
@@ -465,10 +467,10 @@ int __init au1xxx_nand_init (void)
 	return 0;
 
  outio:
-	iounmap ((void *)p_nand);
+	iounmap((void *)p_nand);
 
  outmem:
-	kfree (au1550_mtd);
+	kfree(au1550_mtd);
 	return retval;
 }
 
@@ -478,19 +480,20 @@ module_init(au1xxx_nand_init);
  * Clean up routine
  */
 #ifdef MODULE
-static void __exit au1550_cleanup (void)
+static void __exit au1550_cleanup(void)
 {
-	struct nand_chip *this = (struct nand_chip *) &au1550_mtd[1];
+	struct nand_chip *this = (struct nand_chip *)&au1550_mtd[1];
 
 	/* Release resources, unregister device */
-	nand_release (au1550_mtd);
+	nand_release(au1550_mtd);
 
 	/* Free the MTD device structure */
-	kfree (au1550_mtd);
+	kfree(au1550_mtd);
 
 	/* Unmap */
-	iounmap ((void *)p_nand);
+	iounmap((void *)p_nand);
 }
+
 module_exit(au1550_cleanup);
 #endif
 

+ 26 - 27
drivers/mtd/nand/autcpu12.c

@@ -47,7 +47,7 @@ static int autcpu12_io_base = CS89712_VIRT_BASE;
 static int autcpu12_fio_pbase = AUTCPU12_PHYS_SMC;
 static int autcpu12_fio_ctrl = AUTCPU12_SMC_SELECT_OFFSET;
 static int autcpu12_pedr = AUTCPU12_SMC_PORT_OFFSET;
-static void __iomem * autcpu12_fio_base;
+static void __iomem *autcpu12_fio_base;
 
 /*
  * Define partitions for flash devices
@@ -95,10 +95,10 @@ static struct mtd_partition partition_info128k[] = {
 /*
  *	hardware specific access to control-lines
 */
+
 static void autcpu12_hwcontrol(struct mtd_info *mtd, int cmd)
 {
-
-	switch(cmd){
+	switch (cmd) {
 
 		case NAND_CTL_SETCLE: (*(volatile unsigned char *) (autcpu12_io_base + autcpu12_pedr)) |=  AUTCPU12_SMC_CLE; break;
 		case NAND_CTL_CLRCLE: (*(volatile unsigned char *) (autcpu12_io_base + autcpu12_pedr)) &= ~AUTCPU12_SMC_CLE; break;
@@ -117,41 +117,40 @@ static void autcpu12_hwcontrol(struct mtd_info *mtd, int cmd)
 int autcpu12_device_ready(struct mtd_info *mtd)
 {
 
-	return ( (*(volatile unsigned char *) (autcpu12_io_base + autcpu12_pedr)) & AUTCPU12_SMC_RDY) ? 1 : 0;
+	return ((*(volatile unsigned char *)(autcpu12_io_base + autcpu12_pedr)) & AUTCPU12_SMC_RDY) ? 1 : 0;
 
 }
 
 /*
  * Main initialization routine
  */
-int __init autcpu12_init (void)
+int __init autcpu12_init(void)
 {
 	struct nand_chip *this;
 	int err = 0;
 
 	/* Allocate memory for MTD device structure and private data */
-	autcpu12_mtd = kmalloc (sizeof(struct mtd_info) + sizeof (struct nand_chip),
-				GFP_KERNEL);
+	autcpu12_mtd = kmalloc(sizeof(struct mtd_info) + sizeof(struct nand_chip), GFP_KERNEL);
 	if (!autcpu12_mtd) {
-		printk ("Unable to allocate AUTCPU12 NAND MTD device structure.\n");
+		printk("Unable to allocate AUTCPU12 NAND MTD device structure.\n");
 		err = -ENOMEM;
 		goto out;
 	}
 
 	/* map physical adress */
-	autcpu12_fio_base = ioremap(autcpu12_fio_pbase,SZ_1K);
-	if(!autcpu12_fio_base){
+	autcpu12_fio_base = ioremap(autcpu12_fio_pbase, SZ_1K);
+	if (!autcpu12_fio_base) {
 		printk("Ioremap autcpu12 SmartMedia Card failed\n");
 		err = -EIO;
 		goto out_mtd;
 	}
 
 	/* Get pointer to private data */
-	this = (struct nand_chip *) (&autcpu12_mtd[1]);
+	this = (struct nand_chip *)(&autcpu12_mtd[1]);
 
 	/* Initialize structures */
-	memset((char *) autcpu12_mtd, 0, sizeof(struct mtd_info));
-	memset((char *) this, 0, sizeof(struct nand_chip));
+	memset(autcpu12_mtd, 0, sizeof(struct mtd_info));
+	memset(this, 0, sizeof(struct nand_chip));
 
 	/* Link the private data with the MTD structure */
 	autcpu12_mtd->priv = this;
@@ -167,35 +166,34 @@ int __init autcpu12_init (void)
 
 	/* Enable the following for a flash based bad block table */
 	/*
-	this->options = NAND_USE_FLASH_BBT;
-	*/
+	   this->options = NAND_USE_FLASH_BBT;
+	 */
 	this->options = NAND_USE_FLASH_BBT;
 
 	/* Scan to find existance of the device */
-	if (nand_scan (autcpu12_mtd, 1)) {
+	if (nand_scan(autcpu12_mtd, 1)) {
 		err = -ENXIO;
 		goto out_ior;
 	}
 
 	/* Register the partitions */
-	switch(autcpu12_mtd->size){
+	switch (autcpu12_mtd->size) {
 		case SZ_16M: add_mtd_partitions(autcpu12_mtd, partition_info16k, NUM_PARTITIONS16K); break;
 		case SZ_32M: add_mtd_partitions(autcpu12_mtd, partition_info32k, NUM_PARTITIONS32K); break;
 		case SZ_64M: add_mtd_partitions(autcpu12_mtd, partition_info64k, NUM_PARTITIONS64K); break;
 		case SZ_128M: add_mtd_partitions(autcpu12_mtd, partition_info128k, NUM_PARTITIONS128K); break;
-		default: {
-			printk ("Unsupported SmartMedia device\n");
+		default:
+			printk("Unsupported SmartMedia device\n");
 			err = -ENXIO;
 			goto out_ior;
-		}
 	}
 	goto out;
 
-out_ior:
+ out_ior:
 	iounmap((void *)autcpu12_fio_base);
-out_mtd:
-	kfree (autcpu12_mtd);
-out:
+ out_mtd:
+	kfree(autcpu12_mtd);
+ out:
 	return err;
 }
 
@@ -205,17 +203,18 @@ module_init(autcpu12_init);
  * Clean up routine
  */
 #ifdef MODULE
-static void __exit autcpu12_cleanup (void)
+static void __exit autcpu12_cleanup(void)
 {
 	/* Release resources, unregister device */
-	nand_release (autcpu12_mtd);
+	nand_release(autcpu12_mtd);
 
 	/* unmap physical adress */
 	iounmap((void *)autcpu12_fio_base);
 
 	/* Free the MTD device structure */
-	kfree (autcpu12_mtd);
+	kfree(autcpu12_mtd);
 }
+
 module_exit(autcpu12_cleanup);
 #endif
 

+ 15 - 15
drivers/mtd/nand/cs553x_nand.c

@@ -50,7 +50,7 @@
 
 /* Pin function selection MSR (IDE vs. flash on the IDE pins) */
 #define MSR_DIVIL_BALL_OPTS	0x51400015
-#define PIN_OPT_IDE		(1<<0)		/* 0 for flash, 1 for IDE */
+#define PIN_OPT_IDE		(1<<0)	/* 0 for flash, 1 for IDE */
 
 /* Registers within the NAND flash controller BAR -- memory mapped */
 #define MM_NAND_DATA		0x00	/* 0 to 0x7ff, in fact */
@@ -128,7 +128,7 @@ static void cs553x_write_byte(struct mtd_info *mtd, u_char byte)
 		udelay(1);
 		i--;
 	}
-	writeb(byte, this->IO_ADDR_W+0x801);
+	writeb(byte, this->IO_ADDR_W + 0x801);
 }
 
 static void cs553x_hwcontrol(struct mtd_info *mtd, int cmd)
@@ -137,7 +137,7 @@ static void cs553x_hwcontrol(struct mtd_info *mtd, int cmd)
 	void __iomem *mmio_base = this->IO_ADDR_R;
 	unsigned char ctl;
 
-	switch(cmd) {
+	switch (cmd) {
 	case NAND_CTL_SETCLE:
 		ctl = CS_NAND_CTL_CLE;
 		break;
@@ -160,17 +160,15 @@ static void cs553x_hwcontrol(struct mtd_info *mtd, int cmd)
 	writeb(ctl, mmio_base + MM_NAND_CTL);
 }
 
-
 static int cs553x_device_ready(struct mtd_info *mtd)
 {
 	struct nand_chip *this = mtd->priv;
 	void __iomem *mmio_base = this->IO_ADDR_R;
 	unsigned char foo = readb(mmio_base + MM_NAND_STS);
 
-	return (foo & CS_NAND_STS_FLASH_RDY) && !(foo & CS_NAND_CTLR_BUSY); 
+	return (foo & CS_NAND_STS_FLASH_RDY) && !(foo & CS_NAND_CTLR_BUSY);
 }
 
-
 static void cs_enable_hwecc(struct mtd_info *mtd, int mode)
 {
 	struct nand_chip *this = mtd->priv;
@@ -209,7 +207,7 @@ static int __init cs553x_init_one(int cs, int mmio, unsigned long adr)
 	}
 
 	/* Allocate memory for MTD device structure and private data */
-	new_mtd = kmalloc(sizeof(struct mtd_info) + sizeof (struct nand_chip), GFP_KERNEL);
+	new_mtd = kmalloc(sizeof(struct mtd_info) + sizeof(struct nand_chip), GFP_KERNEL);
 	if (!new_mtd) {
 		printk(KERN_WARNING "Unable to allocate CS553X NAND MTD device structure.\n");
 		err = -ENOMEM;
@@ -217,7 +215,7 @@ static int __init cs553x_init_one(int cs, int mmio, unsigned long adr)
 	}
 
 	/* Get pointer to private data */
-	this = (struct nand_chip *) (&new_mtd[1]);
+	this = (struct nand_chip *)(&new_mtd[1]);
 
 	/* Initialize structures */
 	memset(new_mtd, 0, sizeof(struct mtd_info));
@@ -286,16 +284,16 @@ int __init cs553x_init(void)
 		return -ENXIO;
 	}
 
-	for (i=0; i<NR_CS553X_CONTROLLERS; i++) {
-		rdmsrl(MSR_DIVIL_LBAR_FLSH0+i, val);
+	for (i = 0; i < NR_CS553X_CONTROLLERS; i++) {
+		rdmsrl(MSR_DIVIL_LBAR_FLSH0 + i, val);
 
 		if ((val & (FLSH_LBAR_EN|FLSH_NOR_NAND)) == (FLSH_LBAR_EN|FLSH_NOR_NAND))
 			err = cs553x_init_one(i, !!(val & FLSH_MEM_IO), val & 0xFFFFFFFF);
 	}
-	
+
 	/* Register all devices together here. This means we can easily hack it to 
 	   do mtdconcat etc. if we want to. */
-	for (i=0; i<NR_CS553X_CONTROLLERS; i++) {
+	for (i = 0; i < NR_CS553X_CONTROLLERS; i++) {
 		if (cs553x_mtd[i]) {
 			add_mtd_device(cs553x_mtd[i]);
 
@@ -306,13 +304,14 @@ int __init cs553x_init(void)
 
 	return err;
 }
+
 module_init(cs553x_init);
 
-static void __exit cs553x_cleanup (void)
+static void __exit cs553x_cleanup(void)
 {
 	int i;
 
-	for (i=0; i<NR_CS553X_CONTROLLERS; i++) {
+	for (i = 0; i < NR_CS553X_CONTROLLERS; i++) {
 		struct mtd_info *mtd = cs553x_mtd[i];
 		struct nand_chip *this;
 		void __iomem *mmio_base;
@@ -324,7 +323,7 @@ static void __exit cs553x_cleanup (void)
 		mmio_base = this->IO_ADDR_R;
 
 		/* Release resources, unregister device */
-		nand_release (cs553x_mtd[i]);
+		nand_release(cs553x_mtd[i]);
 		cs553x_mtd[i] = NULL;
 
 		/* unmap physical adress */
@@ -334,6 +333,7 @@ static void __exit cs553x_cleanup (void)
 		kfree(mtd);
 	}
 }
+
 module_exit(cs553x_cleanup);
 
 MODULE_LICENSE("GPL");

Rozdielové dáta súboru neboli zobrazené, pretože súbor je príliš veľký
+ 199 - 190
drivers/mtd/nand/diskonchip.c


+ 26 - 27
drivers/mtd/nand/edb7312.c

@@ -25,7 +25,7 @@
 #include <linux/mtd/nand.h>
 #include <linux/mtd/partitions.h>
 #include <asm/io.h>
-#include <asm/arch/hardware.h> /* for CLPS7111_VIRT_BASE */
+#include <asm/arch/hardware.h>	/* for CLPS7111_VIRT_BASE */
 #include <asm/sizes.h>
 #include <asm/hardware/clps7111.h>
 
@@ -54,29 +54,29 @@ static struct mtd_info *ep7312_mtd = NULL;
  */
 
 static unsigned long ep7312_fio_pbase = EP7312_FIO_PBASE;
-static void __iomem * ep7312_pxdr = (void __iomem *) EP7312_PXDR;
-static void __iomem * ep7312_pxddr = (void __iomem *) EP7312_PXDDR;
+static void __iomem *ep7312_pxdr = (void __iomem *)EP7312_PXDR;
+static void __iomem *ep7312_pxddr = (void __iomem *)EP7312_PXDDR;
 
 #ifdef CONFIG_MTD_PARTITIONS
 /*
  * Define static partitions for flash device
  */
 static struct mtd_partition partition_info[] = {
-	{ .name = "EP7312 Nand Flash",
-		  .offset = 0,
-		  .size = 8*1024*1024 }
+	{.name = "EP7312 Nand Flash",
+	 .offset = 0,
+	 .size = 8 * 1024 * 1024}
 };
+
 #define NUM_PARTITIONS 1
 
 #endif
 
-
 /*
  *	hardware specific access to control-lines
  */
 static void ep7312_hwcontrol(struct mtd_info *mtd, int cmd)
 {
-	switch(cmd) {
+	switch (cmd) {
 
 	case NAND_CTL_SETCLE:
 		clps_writeb(clps_readb(ep7312_pxdr) | 0x10, ep7312_pxdr);
@@ -108,6 +108,7 @@ static int ep7312_device_ready(struct mtd_info *mtd)
 {
 	return 1;
 }
+
 #ifdef CONFIG_MTD_PARTITIONS
 const char *part_probes[] = { "cmdlinepart", NULL };
 #endif
@@ -115,18 +116,16 @@ const char *part_probes[] = { "cmdlinepart", NULL };
 /*
  * Main initialization routine
  */
-static int __init ep7312_init (void)
+static int __init ep7312_init(void)
 {
 	struct nand_chip *this;
 	const char *part_type = 0;
 	int mtd_parts_nb = 0;
 	struct mtd_partition *mtd_parts = 0;
-	void __iomem * ep7312_fio_base;
+	void __iomem *ep7312_fio_base;
 
 	/* Allocate memory for MTD device structure and private data */
-	ep7312_mtd = kmalloc(sizeof(struct mtd_info) +
-			     sizeof(struct nand_chip),
-			     GFP_KERNEL);
+	ep7312_mtd = kmalloc(sizeof(struct mtd_info) + sizeof(struct nand_chip), GFP_KERNEL);
 	if (!ep7312_mtd) {
 		printk("Unable to allocate EDB7312 NAND MTD device structure.\n");
 		return -ENOMEM;
@@ -134,18 +133,18 @@ static int __init ep7312_init (void)
 
 	/* map physical adress */
 	ep7312_fio_base = ioremap(ep7312_fio_pbase, SZ_1K);
-	if(!ep7312_fio_base) {
+	if (!ep7312_fio_base) {
 		printk("ioremap EDB7312 NAND flash failed\n");
 		kfree(ep7312_mtd);
 		return -EIO;
 	}
 
 	/* Get pointer to private data */
-	this = (struct nand_chip *) (&ep7312_mtd[1]);
+	this = (struct nand_chip *)(&ep7312_mtd[1]);
 
 	/* Initialize structures */
-	memset((char *) ep7312_mtd, 0, sizeof(struct mtd_info));
-	memset((char *) this, 0, sizeof(struct nand_chip));
+	memset(ep7312_mtd, 0, sizeof(struct mtd_info));
+	memset(this, 0, sizeof(struct nand_chip));
 
 	/* Link the private data with the MTD structure */
 	ep7312_mtd->priv = this;
@@ -165,16 +164,14 @@ static int __init ep7312_init (void)
 	this->chip_delay = 15;
 
 	/* Scan to find existence of the device */
-	if (nand_scan (ep7312_mtd, 1)) {
+	if (nand_scan(ep7312_mtd, 1)) {
 		iounmap((void *)ep7312_fio_base);
-		kfree (ep7312_mtd);
+		kfree(ep7312_mtd);
 		return -ENXIO;
 	}
-
 #ifdef CONFIG_MTD_PARTITIONS
 	ep7312_mtd->name = "edb7312-nand";
-	mtd_parts_nb = parse_mtd_partitions(ep7312_mtd, part_probes,
-					    &mtd_parts, 0);
+	mtd_parts_nb = parse_mtd_partitions(ep7312_mtd, part_probes, &mtd_parts, 0);
 	if (mtd_parts_nb > 0)
 		part_type = "command line";
 	else
@@ -193,24 +190,26 @@ static int __init ep7312_init (void)
 	/* Return happy */
 	return 0;
 }
+
 module_init(ep7312_init);
 
 /*
  * Clean up routine
  */
-static void __exit ep7312_cleanup (void)
+static void __exit ep7312_cleanup(void)
 {
-	struct nand_chip *this = (struct nand_chip *) &ep7312_mtd[1];
+	struct nand_chip *this = (struct nand_chip *)&ep7312_mtd[1];
 
 	/* Release resources, unregister device */
-	nand_release (ap7312_mtd);
+	nand_release(ap7312_mtd);
 
 	/* Free internal data buffer */
-	kfree (this->data_buf);
+	kfree(this->data_buf);
 
 	/* Free the MTD device structure */
-	kfree (ep7312_mtd);
+	kfree(ep7312_mtd);
 }
+
 module_exit(ep7312_cleanup);
 
 MODULE_LICENSE("GPL");

+ 27 - 30
drivers/mtd/nand/h1910.c

@@ -26,7 +26,7 @@
 #include <linux/mtd/nand.h>
 #include <linux/mtd/partitions.h>
 #include <asm/io.h>
-#include <asm/arch/hardware.h> /* for CLPS7111_VIRT_BASE */
+#include <asm/arch/hardware.h>	/* for CLPS7111_VIRT_BASE */
 #include <asm/sizes.h>
 #include <asm/arch/h1900-gpio.h>
 #include <asm/arch/ipaq.h>
@@ -45,23 +45,23 @@ static struct mtd_info *h1910_nand_mtd = NULL;
  * Define static partitions for flash device
  */
 static struct mtd_partition partition_info[] = {
-	{ name: "h1910 NAND Flash",
-		  offset: 0,
-		  size: 16*1024*1024 }
+      {name:"h1910 NAND Flash",
+	      offset:0,
+      size:16 * 1024 * 1024}
 };
+
 #define NUM_PARTITIONS 1
 
 #endif
 
-
 /*
  *	hardware specific access to control-lines
  */
 static void h1910_hwcontrol(struct mtd_info *mtd, int cmd)
 {
-	struct nand_chip* this = (struct nand_chip *) (mtd->priv);
+	struct nand_chip *this = (struct nand_chip *)(mtd->priv);
 
-	switch(cmd) {
+	switch (cmd) {
 
 	case NAND_CTL_SETCLE:
 		this->IO_ADDR_R |= (1 << 2);
@@ -101,7 +101,7 @@ static int h1910_device_ready(struct mtd_info *mtd)
 /*
  * Main initialization routine
  */
-static int __init h1910_init (void)
+static int __init h1910_init(void)
 {
 	struct nand_chip *this;
 	const char *part_type = 0;
@@ -119,21 +119,19 @@ static int __init h1910_init (void)
 	}
 
 	/* Allocate memory for MTD device structure and private data */
-	h1910_nand_mtd = kmalloc(sizeof(struct mtd_info) +
-			     sizeof(struct nand_chip),
-			     GFP_KERNEL);
+	h1910_nand_mtd = kmalloc(sizeof(struct mtd_info) + sizeof(struct nand_chip), GFP_KERNEL);
 	if (!h1910_nand_mtd) {
 		printk("Unable to allocate h1910 NAND MTD device structure.\n");
-		iounmap ((void *) nandaddr);
+		iounmap((void *)nandaddr);
 		return -ENOMEM;
 	}
 
 	/* Get pointer to private data */
-	this = (struct nand_chip *) (&h1910_nand_mtd[1]);
+	this = (struct nand_chip *)(&h1910_nand_mtd[1]);
 
 	/* Initialize structures */
-	memset((char *) h1910_nand_mtd, 0, sizeof(struct mtd_info));
-	memset((char *) this, 0, sizeof(struct nand_chip));
+	memset(h1910_nand_mtd, 0, sizeof(struct mtd_info));
+	memset(this, 0, sizeof(struct nand_chip));
 
 	/* Link the private data with the MTD structure */
 	h1910_nand_mtd->priv = this;
@@ -154,23 +152,20 @@ static int __init h1910_init (void)
 	this->options = NAND_NO_AUTOINCR;
 
 	/* Scan to find existence of the device */
-	if (nand_scan (h1910_nand_mtd, 1)) {
+	if (nand_scan(h1910_nand_mtd, 1)) {
 		printk(KERN_NOTICE "No NAND device - returning -ENXIO\n");
-		kfree (h1910_nand_mtd);
-		iounmap ((void *) nandaddr);
+		kfree(h1910_nand_mtd);
+		iounmap((void *)nandaddr);
 		return -ENXIO;
 	}
-
 #ifdef CONFIG_MTD_CMDLINE_PARTS
-	mtd_parts_nb = parse_cmdline_partitions(h1910_nand_mtd, &mtd_parts,
-						"h1910-nand");
+	mtd_parts_nb = parse_cmdline_partitions(h1910_nand_mtd, &mtd_parts, "h1910-nand");
 	if (mtd_parts_nb > 0)
-	  part_type = "command line";
+		part_type = "command line";
 	else
-	  mtd_parts_nb = 0;
+		mtd_parts_nb = 0;
 #endif
-	if (mtd_parts_nb == 0)
-	{
+	if (mtd_parts_nb == 0) {
 		mtd_parts = partition_info;
 		mtd_parts_nb = NUM_PARTITIONS;
 		part_type = "static";
@@ -183,24 +178,26 @@ static int __init h1910_init (void)
 	/* Return happy */
 	return 0;
 }
+
 module_init(h1910_init);
 
 /*
  * Clean up routine
  */
-static void __exit h1910_cleanup (void)
+static void __exit h1910_cleanup(void)
 {
-	struct nand_chip *this = (struct nand_chip *) &h1910_nand_mtd[1];
+	struct nand_chip *this = (struct nand_chip *)&h1910_nand_mtd[1];
 
 	/* Release resources, unregister device */
-	nand_release (h1910_nand_mtd);
+	nand_release(h1910_nand_mtd);
 
 	/* Release io resource */
-	iounmap ((void *) this->IO_ADDR_W);
+	iounmap((void *)this->IO_ADDR_W);
 
 	/* Free the MTD device structure */
-	kfree (h1910_nand_mtd);
+	kfree(h1910_nand_mtd);
 }
+
 module_exit(h1910_cleanup);
 
 MODULE_LICENSE("GPL");

Rozdielové dáta súboru neboli zobrazené, pretože súbor je príliš veľký
+ 181 - 188
drivers/mtd/nand/nand_base.c


+ 131 - 132
drivers/mtd/nand/nand_bbt.c

@@ -48,7 +48,7 @@
  *
  * Following assumptions are made:
  * - bbts start at a page boundary, if autolocated on a block boundary
- * - the space neccecary for a bbt in FLASH does not exceed a block boundary
+ * - the space necessary for a bbt in FLASH does not exceed a block boundary
  *
  */
 
@@ -75,7 +75,7 @@
  * pattern area contain 0xff
  *
 */
-static int check_pattern (uint8_t *buf, int len, int paglen, struct nand_bbt_descr *td)
+static int check_pattern(uint8_t *buf, int len, int paglen, struct nand_bbt_descr *td)
 {
 	int i, end = 0;
 	uint8_t *p = buf;
@@ -116,7 +116,7 @@ static int check_pattern (uint8_t *buf, int len, int paglen, struct nand_bbt_des
  * no optional empty check
  *
 */
-static int check_short_pattern (uint8_t *buf, struct nand_bbt_descr *td)
+static int check_short_pattern(uint8_t *buf, struct nand_bbt_descr *td)
 {
 	int i;
 	uint8_t *p = buf;
@@ -142,8 +142,8 @@ static int check_short_pattern (uint8_t *buf, struct nand_bbt_descr *td)
  * Read the bad block table starting from page.
  *
  */
-static int read_bbt (struct mtd_info *mtd, uint8_t *buf, int page, int num,
-	int bits, int offs, int reserved_block_code)
+static int read_bbt(struct mtd_info *mtd, uint8_t *buf, int page, int num,
+		    int bits, int offs, int reserved_block_code)
 {
 	int res, i, j, act = 0;
 	struct nand_chip *this = mtd->priv;
@@ -152,17 +152,17 @@ static int read_bbt (struct mtd_info *mtd, uint8_t *buf, int page, int num,
 	uint8_t msk = (uint8_t) ((1 << bits) - 1);
 
 	totlen = (num * bits) >> 3;
-	from = ((loff_t)page) << this->page_shift;
+	from = ((loff_t) page) << this->page_shift;
 
 	while (totlen) {
-		len = min (totlen, (size_t) (1 << this->bbt_erase_shift));
-		res = mtd->read_ecc (mtd, from, len, &retlen, buf, NULL, this->autooob);
+		len = min(totlen, (size_t) (1 << this->bbt_erase_shift));
+		res = mtd->read_ecc(mtd, from, len, &retlen, buf, NULL, this->autooob);
 		if (res < 0) {
 			if (retlen != len) {
-				printk (KERN_INFO "nand_bbt: Error reading bad block table\n");
+				printk(KERN_INFO "nand_bbt: Error reading bad block table\n");
 				return res;
 			}
-			printk (KERN_WARNING "nand_bbt: ECC error while reading bad block table\n");
+			printk(KERN_WARNING "nand_bbt: ECC error while reading bad block table\n");
 		}
 
 		/* Analyse data */
@@ -172,17 +172,16 @@ static int read_bbt (struct mtd_info *mtd, uint8_t *buf, int page, int num,
 				uint8_t tmp = (dat >> j) & msk;
 				if (tmp == msk)
 					continue;
-				if (reserved_block_code &&
-				    (tmp == reserved_block_code)) {
-					printk (KERN_DEBUG "nand_read_bbt: Reserved block at 0x%08x\n",
-						((offs << 2) + (act >> 1)) << this->bbt_erase_shift);
+				if (reserved_block_code && (tmp == reserved_block_code)) {
+					printk(KERN_DEBUG "nand_read_bbt: Reserved block at 0x%08x\n",
+					       ((offs << 2) + (act >> 1)) << this->bbt_erase_shift);
 					this->bbt[offs + (act >> 3)] |= 0x2 << (act & 0x06);
 					continue;
 				}
 				/* Leave it for now, if its matured we can move this
 				 * message to MTD_DEBUG_LEVEL0 */
-				printk (KERN_DEBUG "nand_read_bbt: Bad block at 0x%08x\n",
-					((offs << 2) + (act >> 1)) << this->bbt_erase_shift);
+				printk(KERN_DEBUG "nand_read_bbt: Bad block at 0x%08x\n",
+				       ((offs << 2) + (act >> 1)) << this->bbt_erase_shift);
 				/* Factory marked bad or worn out ? */
 				if (tmp == 0)
 					this->bbt[offs + (act >> 3)] |= 0x3 << (act & 0x06);
@@ -207,7 +206,7 @@ static int read_bbt (struct mtd_info *mtd, uint8_t *buf, int page, int num,
  * Read the bad block table for all chips starting at a given page
  * We assume that the bbt bits are in consecutive order.
 */
-static int read_abs_bbt (struct mtd_info *mtd, uint8_t *buf, struct nand_bbt_descr *td, int chip)
+static int read_abs_bbt(struct mtd_info *mtd, uint8_t *buf, struct nand_bbt_descr *td, int chip)
 {
 	struct nand_chip *this = mtd->priv;
 	int res = 0, i;
@@ -242,23 +241,22 @@ static int read_abs_bbt (struct mtd_info *mtd, uint8_t *buf, struct nand_bbt_des
  * We assume that the bbt bits are in consecutive order.
  *
 */
-static int read_abs_bbts (struct mtd_info *mtd, uint8_t *buf, struct nand_bbt_descr *td,
-	struct nand_bbt_descr *md)
+static int read_abs_bbts(struct mtd_info *mtd, uint8_t *buf, struct nand_bbt_descr *td, struct nand_bbt_descr *md)
 {
 	struct nand_chip *this = mtd->priv;
 
 	/* Read the primary version, if available */
 	if (td->options & NAND_BBT_VERSION) {
-		nand_read_raw (mtd, buf, td->pages[0] << this->page_shift, mtd->oobblock, mtd->oobsize);
+		nand_read_raw(mtd, buf, td->pages[0] << this->page_shift, mtd->oobblock, mtd->oobsize);
 		td->version[0] = buf[mtd->oobblock + td->veroffs];
-		printk (KERN_DEBUG "Bad block table at page %d, version 0x%02X\n", td->pages[0], td->version[0]);
+		printk(KERN_DEBUG "Bad block table at page %d, version 0x%02X\n", td->pages[0], td->version[0]);
 	}
 
 	/* Read the mirror version, if available */
 	if (md && (md->options & NAND_BBT_VERSION)) {
-		nand_read_raw (mtd, buf, md->pages[0] << this->page_shift, mtd->oobblock, mtd->oobsize);
+		nand_read_raw(mtd, buf, md->pages[0] << this->page_shift, mtd->oobblock, mtd->oobsize);
 		md->version[0] = buf[mtd->oobblock + md->veroffs];
-		printk (KERN_DEBUG "Bad block table at page %d, version 0x%02X\n", md->pages[0], md->version[0]);
+		printk(KERN_DEBUG "Bad block table at page %d, version 0x%02X\n", md->pages[0], md->version[0]);
 	}
 
 	return 1;
@@ -275,7 +273,7 @@ static int read_abs_bbts (struct mtd_info *mtd, uint8_t *buf, struct nand_bbt_de
  * Create a bad block table by scanning the device
  * for the given good/bad block identify pattern
  */
-static int create_bbt (struct mtd_info *mtd, uint8_t *buf, struct nand_bbt_descr *bd, int chip)
+static int create_bbt(struct mtd_info *mtd, uint8_t *buf, struct nand_bbt_descr *bd, int chip)
 {
 	struct nand_chip *this = mtd->priv;
 	int i, j, numblocks, len, scanlen;
@@ -283,7 +281,7 @@ static int create_bbt (struct mtd_info *mtd, uint8_t *buf, struct nand_bbt_descr
 	loff_t from;
 	size_t readlen, ooblen;
 
-	printk (KERN_INFO "Scanning device for bad blocks\n");
+	printk(KERN_INFO "Scanning device for bad blocks\n");
 
 	if (bd->options & NAND_BBT_SCANALLPAGES)
 		len = 1 << (this->bbt_erase_shift - this->page_shift);
@@ -300,7 +298,7 @@ static int create_bbt (struct mtd_info *mtd, uint8_t *buf, struct nand_bbt_descr
 		readlen = bd->len;
 	} else {
 		/* Full page content should be read */
-		scanlen	= mtd->oobblock + mtd->oobsize;
+		scanlen = mtd->oobblock + mtd->oobsize;
 		readlen = len * mtd->oobblock;
 		ooblen = len * mtd->oobsize;
 	}
@@ -313,8 +311,8 @@ static int create_bbt (struct mtd_info *mtd, uint8_t *buf, struct nand_bbt_descr
 		from = 0;
 	} else {
 		if (chip >= this->numchips) {
-			printk (KERN_WARNING "create_bbt(): chipnr (%d) > available chips (%d)\n",
-				chip + 1, this->numchips);
+			printk(KERN_WARNING "create_bbt(): chipnr (%d) > available chips (%d)\n",
+			       chip + 1, this->numchips);
 			return -EINVAL;
 		}
 		numblocks = this->chipsize >> (this->bbt_erase_shift - 1);
@@ -327,7 +325,7 @@ static int create_bbt (struct mtd_info *mtd, uint8_t *buf, struct nand_bbt_descr
 		int ret;
 
 		if (bd->options & NAND_BBT_SCANEMPTY)
-			if ((ret = nand_read_raw (mtd, buf, from, readlen, ooblen)))
+			if ((ret = nand_read_raw(mtd, buf, from, readlen, ooblen)))
 				return ret;
 
 		for (j = 0; j < len; j++) {
@@ -336,22 +334,21 @@ static int create_bbt (struct mtd_info *mtd, uint8_t *buf, struct nand_bbt_descr
 
 				/* Read the full oob until read_oob is fixed to
 				 * handle single byte reads for 16 bit buswidth */
-				ret = mtd->read_oob(mtd, from + j * mtd->oobblock,
-							mtd->oobsize, &retlen, buf);
+				ret = mtd->read_oob(mtd, from + j * mtd->oobblock, mtd->oobsize, &retlen, buf);
 				if (ret)
 					return ret;
 
-				if (check_short_pattern (buf, bd)) {
+				if (check_short_pattern(buf, bd)) {
 					this->bbt[i >> 3] |= 0x03 << (i & 0x6);
-					printk (KERN_WARNING "Bad eraseblock %d at 0x%08x\n",
-						i >> 1, (unsigned int) from);
+					printk(KERN_WARNING "Bad eraseblock %d at 0x%08x\n",
+					       i >> 1, (unsigned int)from);
 					break;
 				}
 			} else {
-				if (check_pattern (&buf[j * scanlen], scanlen, mtd->oobblock, bd)) {
+				if (check_pattern(&buf[j * scanlen], scanlen, mtd->oobblock, bd)) {
 					this->bbt[i >> 3] |= 0x03 << (i & 0x6);
-					printk (KERN_WARNING "Bad eraseblock %d at 0x%08x\n",
-						i >> 1, (unsigned int) from);
+					printk(KERN_WARNING "Bad eraseblock %d at 0x%08x\n",
+					       i >> 1, (unsigned int)from);
 					break;
 				}
 			}
@@ -374,12 +371,12 @@ static int create_bbt (struct mtd_info *mtd, uint8_t *buf, struct nand_bbt_descr
  * block.
  * If the option NAND_BBT_PERCHIP is given, each chip is searched
  * for a bbt, which contains the bad block information of this chip.
- * This is neccecary to provide support for certain DOC devices.
+ * This is necessary to provide support for certain DOC devices.
  *
  * The bbt ident pattern resides in the oob area of the first page
  * in a block.
  */
-static int search_bbt (struct mtd_info *mtd, uint8_t *buf, struct nand_bbt_descr *td)
+static int search_bbt(struct mtd_info *mtd, uint8_t *buf, struct nand_bbt_descr *td)
 {
 	struct nand_chip *this = mtd->priv;
 	int i, chips;
@@ -389,7 +386,7 @@ static int search_bbt (struct mtd_info *mtd, uint8_t *buf, struct nand_bbt_descr
 
 	/* Search direction top -> down ? */
 	if (td->options & NAND_BBT_LASTBLOCK) {
-		startblock = (mtd->size >> this->bbt_erase_shift) -1;
+		startblock = (mtd->size >> this->bbt_erase_shift) - 1;
 		dir = -1;
 	} else {
 		startblock = 0;
@@ -417,7 +414,7 @@ static int search_bbt (struct mtd_info *mtd, uint8_t *buf, struct nand_bbt_descr
 		for (block = 0; block < td->maxblocks; block++) {
 			int actblock = startblock + dir * block;
 			/* Read first page */
-			nand_read_raw (mtd, buf, actblock << this->bbt_erase_shift, mtd->oobblock, mtd->oobsize);
+			nand_read_raw(mtd, buf, actblock << this->bbt_erase_shift, mtd->oobblock, mtd->oobsize);
 			if (!check_pattern(buf, scanlen, mtd->oobblock, td)) {
 				td->pages[i] = actblock << (this->bbt_erase_shift - this->page_shift);
 				if (td->options & NAND_BBT_VERSION) {
@@ -431,9 +428,10 @@ static int search_bbt (struct mtd_info *mtd, uint8_t *buf, struct nand_bbt_descr
 	/* Check, if we found a bbt for each requested chip */
 	for (i = 0; i < chips; i++) {
 		if (td->pages[i] == -1)
-			printk (KERN_WARNING "Bad block table not found for chip %d\n", i);
+			printk(KERN_WARNING "Bad block table not found for chip %d\n", i);
 		else
-			printk (KERN_DEBUG "Bad block table found at page %d, version 0x%02X\n", td->pages[i], td->version[i]);
+			printk(KERN_DEBUG "Bad block table found at page %d, version 0x%02X\n", td->pages[i],
+			       td->version[i]);
 	}
 	return 0;
 }
@@ -447,21 +445,19 @@ static int search_bbt (struct mtd_info *mtd, uint8_t *buf, struct nand_bbt_descr
  *
  * Search and read the bad block table(s)
 */
-static int search_read_bbts (struct mtd_info *mtd, uint8_t *buf,
-	struct nand_bbt_descr *td, struct nand_bbt_descr *md)
+static int search_read_bbts(struct mtd_info *mtd, uint8_t * buf, struct nand_bbt_descr *td, struct nand_bbt_descr *md)
 {
 	/* Search the primary table */
-	search_bbt (mtd, buf, td);
+	search_bbt(mtd, buf, td);
 
 	/* Search the mirror table */
 	if (md)
-		search_bbt (mtd, buf, md);
+		search_bbt(mtd, buf, md);
 
 	/* Force result check */
 	return 1;
 }
 
-
 /**
  * write_bbt - [GENERIC] (Re)write the bad block table
  *
@@ -474,8 +470,8 @@ static int search_read_bbts (struct mtd_info *mtd, uint8_t *buf,
  * (Re)write the bad block table
  *
 */
-static int write_bbt (struct mtd_info *mtd, uint8_t *buf,
-	struct nand_bbt_descr *td, struct nand_bbt_descr *md, int chipsel)
+static int write_bbt(struct mtd_info *mtd, uint8_t *buf,
+		     struct nand_bbt_descr *td, struct nand_bbt_descr *md, int chipsel)
 {
 	struct nand_chip *this = mtd->priv;
 	struct nand_oobinfo oobinfo;
@@ -492,7 +488,7 @@ static int write_bbt (struct mtd_info *mtd, uint8_t *buf,
 		rcode = 0xff;
 	/* Write bad block table per chip rather than per device ? */
 	if (td->options & NAND_BBT_PERCHIP) {
-		numblocks = (int) (this->chipsize >> this->bbt_erase_shift);
+		numblocks = (int)(this->chipsize >> this->bbt_erase_shift);
 		/* Full device write or specific chip ? */
 		if (chipsel == -1) {
 			nrchips = this->numchips;
@@ -501,7 +497,7 @@ static int write_bbt (struct mtd_info *mtd, uint8_t *buf,
 			chip = chipsel;
 		}
 	} else {
-		numblocks = (int) (mtd->size >> this->bbt_erase_shift);
+		numblocks = (int)(mtd->size >> this->bbt_erase_shift);
 		nrchips = 1;
 	}
 
@@ -540,9 +536,9 @@ static int write_bbt (struct mtd_info *mtd, uint8_t *buf,
 			if (!md || md->pages[chip] != page)
 				goto write;
 		}
-		printk (KERN_ERR "No space left to write bad block table\n");
+		printk(KERN_ERR "No space left to write bad block table\n");
 		return -ENOSPC;
-write:
+	write:
 
 		/* Set up shift count and masks for the flash table */
 		bits = td->options & NAND_BBT_NRBITS_MSK;
@@ -558,7 +554,7 @@ write:
 
 		to = ((loff_t) page) << this->page_shift;
 
-		memcpy (&oobinfo, this->autooob, sizeof(oobinfo));
+		memcpy(&oobinfo, this->autooob, sizeof(oobinfo));
 		oobinfo.useecc = MTD_NANDECC_PLACEONLY;
 
 		/* Must we save the block contents ? */
@@ -566,22 +562,23 @@ write:
 			/* Make it block aligned */
 			to &= ~((loff_t) ((1 << this->bbt_erase_shift) - 1));
 			len = 1 << this->bbt_erase_shift;
-			res = mtd->read_ecc (mtd, to, len, &retlen, buf, &buf[len], &oobinfo);
+			res = mtd->read_ecc(mtd, to, len, &retlen, buf, &buf[len], &oobinfo);
 			if (res < 0) {
 				if (retlen != len) {
-					printk (KERN_INFO "nand_bbt: Error reading block for writing the bad block table\n");
+					printk(KERN_INFO
+					       "nand_bbt: Error reading block for writing the bad block table\n");
 					return res;
 				}
-				printk (KERN_WARNING "nand_bbt: ECC error while reading block for writing bad block table\n");
+				printk(KERN_WARNING "nand_bbt: ECC error while reading block for writing bad block table\n");
 			}
 			/* Calc the byte offset in the buffer */
 			pageoffs = page - (int)(to >> this->page_shift);
 			offs = pageoffs << this->page_shift;
 			/* Preset the bbt area with 0xff */
-			memset (&buf[offs], 0xff, (size_t)(numblocks >> sft));
+			memset(&buf[offs], 0xff, (size_t) (numblocks >> sft));
 			/* Preset the bbt's oob area with 0xff */
-			memset (&buf[len + pageoffs * mtd->oobsize], 0xff,
-				((len >> this->page_shift) - pageoffs) * mtd->oobsize);
+			memset(&buf[len + pageoffs * mtd->oobsize], 0xff,
+			       ((len >> this->page_shift) - pageoffs) * mtd->oobsize);
 			if (td->options & NAND_BBT_VERSION) {
 				buf[len + (pageoffs * mtd->oobsize) + td->veroffs] = td->version[chip];
 			}
@@ -589,22 +586,22 @@ write:
 			/* Calc length */
 			len = (size_t) (numblocks >> sft);
 			/* Make it page aligned ! */
-			len = (len + (mtd->oobblock-1)) & ~(mtd->oobblock-1);
+			len = (len + (mtd->oobblock - 1)) & ~(mtd->oobblock - 1);
 			/* Preset the buffer with 0xff */
-			memset (buf, 0xff, len + (len >> this->page_shift) * mtd->oobsize);
+			memset(buf, 0xff, len + (len >> this->page_shift) * mtd->oobsize);
 			offs = 0;
 			/* Pattern is located in oob area of first page */
-			memcpy (&buf[len + td->offs], td->pattern, td->len);
+			memcpy(&buf[len + td->offs], td->pattern, td->len);
 			if (td->options & NAND_BBT_VERSION) {
 				buf[len + td->veroffs] = td->version[chip];
 			}
 		}
 
 		/* walk through the memory table */
-		for (i = 0; i < numblocks; ) {
+		for (i = 0; i < numblocks;) {
 			uint8_t dat;
 			dat = this->bbt[bbtoffs + (i >> 2)];
-			for (j = 0; j < 4; j++ , i++) {
+			for (j = 0; j < 4; j++, i++) {
 				int sftcnt = (i << (3 - sft)) & sftmsk;
 				/* Do not store the reserved bbt blocks ! */
 				buf[offs + (i >> sft)] &= ~(msk[dat & 0x03] << sftcnt);
@@ -612,23 +609,23 @@ write:
 			}
 		}
 
-		memset (&einfo, 0, sizeof (einfo));
+		memset(&einfo, 0, sizeof(einfo));
 		einfo.mtd = mtd;
-		einfo.addr = (unsigned long) to;
+		einfo.addr = (unsigned long)to;
 		einfo.len = 1 << this->bbt_erase_shift;
-		res = nand_erase_nand (mtd, &einfo, 1);
+		res = nand_erase_nand(mtd, &einfo, 1);
 		if (res < 0) {
-			printk (KERN_WARNING "nand_bbt: Error during block erase: %d\n", res);
+			printk(KERN_WARNING "nand_bbt: Error during block erase: %d\n", res);
 			return res;
 		}
 
-		res = mtd->write_ecc (mtd, to, len, &retlen, buf, &buf[len], &oobinfo);
+		res = mtd->write_ecc(mtd, to, len, &retlen, buf, &buf[len], &oobinfo);
 		if (res < 0) {
-			printk (KERN_WARNING "nand_bbt: Error while writing bad block table %d\n", res);
+			printk(KERN_WARNING "nand_bbt: Error while writing bad block table %d\n", res);
 			return res;
 		}
-		printk (KERN_DEBUG "Bad block table written to 0x%08x, version 0x%02X\n",
-			(unsigned int) to, td->version[chip]);
+		printk(KERN_DEBUG "Bad block table written to 0x%08x, version 0x%02X\n",
+		       (unsigned int)to, td->version[chip]);
 
 		/* Mark it as used */
 		td->pages[chip] = page;
@@ -644,27 +641,27 @@ write:
  * The function creates a memory based bbt by scanning the device
  * for manufacturer / software marked good / bad blocks
 */
-static inline int nand_memory_bbt (struct mtd_info *mtd, struct nand_bbt_descr *bd)
+static inline int nand_memory_bbt(struct mtd_info *mtd, struct nand_bbt_descr *bd)
 {
 	struct nand_chip *this = mtd->priv;
 
 	bd->options &= ~NAND_BBT_SCANEMPTY;
-	return create_bbt (mtd, this->data_buf, bd, -1);
+	return create_bbt(mtd, this->data_buf, bd, -1);
 }
 
 /**
- * check_create - [GENERIC] create and write bbt(s) if neccecary
+ * check_create - [GENERIC] create and write bbt(s) if necessary
  * @mtd:	MTD device structure
  * @buf:	temporary buffer
  * @bd:		descriptor for the good/bad block search pattern
  *
  * The function checks the results of the previous call to read_bbt
- * and creates / updates the bbt(s) if neccecary
- * Creation is neccecary if no bbt was found for the chip/device
- * Update is neccecary if one of the tables is missing or the
+ * and creates / updates the bbt(s) if necessary
+ * Creation is necessary if no bbt was found for the chip/device
+ * Update is necessary if one of the tables is missing or the
  * version nr. of one table is less than the other
 */
-static int check_create (struct mtd_info *mtd, uint8_t *buf, struct nand_bbt_descr *bd)
+static int check_create(struct mtd_info *mtd, uint8_t *buf, struct nand_bbt_descr *bd)
 {
 	int i, chips, writeops, chipsel, res;
 	struct nand_chip *this = mtd->priv;
@@ -732,35 +729,35 @@ static int check_create (struct mtd_info *mtd, uint8_t *buf, struct nand_bbt_des
 			rd = td;
 			goto writecheck;
 		}
-create:
+	create:
 		/* Create the bad block table by scanning the device ? */
 		if (!(td->options & NAND_BBT_CREATE))
 			continue;
 
 		/* Create the table in memory by scanning the chip(s) */
-		create_bbt (mtd, buf, bd, chipsel);
+		create_bbt(mtd, buf, bd, chipsel);
 
 		td->version[i] = 1;
 		if (md)
 			md->version[i] = 1;
-writecheck:
+	writecheck:
 		/* read back first ? */
 		if (rd)
-			read_abs_bbt (mtd, buf, rd, chipsel);
+			read_abs_bbt(mtd, buf, rd, chipsel);
 		/* If they weren't versioned, read both. */
 		if (rd2)
-			read_abs_bbt (mtd, buf, rd2, chipsel);
+			read_abs_bbt(mtd, buf, rd2, chipsel);
 
 		/* Write the bad block table to the device ? */
 		if ((writeops & 0x01) && (td->options & NAND_BBT_WRITE)) {
-			res = write_bbt (mtd, buf, td, md, chipsel);
+			res = write_bbt(mtd, buf, td, md, chipsel);
 			if (res < 0)
 				return res;
 		}
 
 		/* Write the mirror bad block table to the device ? */
 		if ((writeops & 0x02) && md && (md->options & NAND_BBT_WRITE)) {
-			res = write_bbt (mtd, buf, md, td, chipsel);
+			res = write_bbt(mtd, buf, md, td, chipsel);
 			if (res < 0)
 				return res;
 		}
@@ -777,7 +774,7 @@ writecheck:
  * accidental erasures / writes. The regions are identified by
  * the mark 0x02.
 */
-static void mark_bbt_region (struct mtd_info *mtd, struct nand_bbt_descr *td)
+static void mark_bbt_region(struct mtd_info *mtd, struct nand_bbt_descr *td)
 {
 	struct nand_chip *this = mtd->priv;
 	int i, j, chips, block, nrblocks, update;
@@ -795,7 +792,8 @@ static void mark_bbt_region (struct mtd_info *mtd, struct nand_bbt_descr *td)
 	for (i = 0; i < chips; i++) {
 		if ((td->options & NAND_BBT_ABSPAGE) ||
 		    !(td->options & NAND_BBT_WRITE)) {
-		    	if (td->pages[i] == -1) continue;
+			if (td->pages[i] == -1)
+				continue;
 			block = td->pages[i] >> (this->bbt_erase_shift - this->page_shift);
 			block <<= 1;
 			oldval = this->bbt[(block >> 3)];
@@ -815,7 +813,8 @@ static void mark_bbt_region (struct mtd_info *mtd, struct nand_bbt_descr *td)
 			oldval = this->bbt[(block >> 3)];
 			newval = oldval | (0x2 << (block & 0x06));
 			this->bbt[(block >> 3)] = newval;
-			if (oldval != newval) update = 1;
+			if (oldval != newval)
+				update = 1;
 			block += 2;
 		}
 		/* If we want reserved blocks to be recorded to flash, and some
@@ -840,7 +839,7 @@ static void mark_bbt_region (struct mtd_info *mtd, struct nand_bbt_descr *td)
  * by calling the nand_free_bbt function.
  *
 */
-int nand_scan_bbt (struct mtd_info *mtd, struct nand_bbt_descr *bd)
+int nand_scan_bbt(struct mtd_info *mtd, struct nand_bbt_descr *bd)
 {
 	struct nand_chip *this = mtd->priv;
 	int len, res = 0;
@@ -850,21 +849,21 @@ int nand_scan_bbt (struct mtd_info *mtd, struct nand_bbt_descr *bd)
 
 	len = mtd->size >> (this->bbt_erase_shift + 2);
 	/* Allocate memory (2bit per block) */
-	this->bbt = kmalloc (len, GFP_KERNEL);
+	this->bbt = kmalloc(len, GFP_KERNEL);
 	if (!this->bbt) {
-		printk (KERN_ERR "nand_scan_bbt: Out of memory\n");
+		printk(KERN_ERR "nand_scan_bbt: Out of memory\n");
 		return -ENOMEM;
 	}
 	/* Clear the memory bad block table */
-	memset (this->bbt, 0x00, len);
+	memset(this->bbt, 0x00, len);
 
 	/* If no primary table decriptor is given, scan the device
 	 * to build a memory based bad block table
 	 */
 	if (!td) {
 		if ((res = nand_memory_bbt(mtd, bd))) {
-			printk (KERN_ERR "nand_bbt: Can't scan flash and build the RAM-based BBT\n");
-			kfree (this->bbt);
+			printk(KERN_ERR "nand_bbt: Can't scan flash and build the RAM-based BBT\n");
+			kfree(this->bbt);
 			this->bbt = NULL;
 		}
 		return res;
@@ -875,33 +874,32 @@ int nand_scan_bbt (struct mtd_info *mtd, struct nand_bbt_descr *bd)
 	len += (len >> this->page_shift) * mtd->oobsize;
 	buf = vmalloc(len);
 	if (!buf) {
-		printk (KERN_ERR "nand_bbt: Out of memory\n");
-		kfree (this->bbt);
+		printk(KERN_ERR "nand_bbt: Out of memory\n");
+		kfree(this->bbt);
 		this->bbt = NULL;
 		return -ENOMEM;
 	}
 
 	/* Is the bbt at a given page ? */
 	if (td->options & NAND_BBT_ABSPAGE) {
-		res = read_abs_bbts (mtd, buf, td, md);
+		res = read_abs_bbts(mtd, buf, td, md);
 	} else {
 		/* Search the bad block table using a pattern in oob */
-		res = search_read_bbts (mtd, buf, td, md);
+		res = search_read_bbts(mtd, buf, td, md);
 	}
 
 	if (res)
-		res = check_create (mtd, buf, bd);
+		res = check_create(mtd, buf, bd);
 
 	/* Prevent the bbt regions from erasing / writing */
-	mark_bbt_region (mtd, td);
+	mark_bbt_region(mtd, td);
 	if (md)
-		mark_bbt_region (mtd, md);
+		mark_bbt_region(mtd, md);
 
-	vfree (buf);
+	vfree(buf);
 	return res;
 }
 
-
 /**
  * nand_update_bbt - [NAND Interface] update bad block table(s)
  * @mtd:	MTD device structure
@@ -909,7 +907,7 @@ int nand_scan_bbt (struct mtd_info *mtd, struct nand_bbt_descr *bd)
  *
  * The function updates the bad block table(s)
 */
-int nand_update_bbt (struct mtd_info *mtd, loff_t offs)
+int nand_update_bbt(struct mtd_info *mtd, loff_t offs)
 {
 	struct nand_chip *this = mtd->priv;
 	int len, res = 0, writeops = 0;
@@ -925,9 +923,9 @@ int nand_update_bbt (struct mtd_info *mtd, loff_t offs)
 	/* Allocate a temporary buffer for one eraseblock incl. oob */
 	len = (1 << this->bbt_erase_shift);
 	len += (len >> this->page_shift) * mtd->oobsize;
-	buf = kmalloc (len, GFP_KERNEL);
+	buf = kmalloc(len, GFP_KERNEL);
 	if (!buf) {
-		printk (KERN_ERR "nand_update_bbt: Out of memory\n");
+		printk(KERN_ERR "nand_update_bbt: Out of memory\n");
 		return -ENOMEM;
 	}
 
@@ -935,7 +933,7 @@ int nand_update_bbt (struct mtd_info *mtd, loff_t offs)
 
 	/* Do we have a bbt per chip ? */
 	if (td->options & NAND_BBT_PERCHIP) {
-		chip = (int) (offs >> this->chip_shift);
+		chip = (int)(offs >> this->chip_shift);
 		chipsel = chip;
 	} else {
 		chip = 0;
@@ -948,17 +946,17 @@ int nand_update_bbt (struct mtd_info *mtd, loff_t offs)
 
 	/* Write the bad block table to the device ? */
 	if ((writeops & 0x01) && (td->options & NAND_BBT_WRITE)) {
-		res = write_bbt (mtd, buf, td, md, chipsel);
+		res = write_bbt(mtd, buf, td, md, chipsel);
 		if (res < 0)
 			goto out;
 	}
 	/* Write the mirror bad block table to the device ? */
 	if ((writeops & 0x02) && md && (md->options & NAND_BBT_WRITE)) {
-		res = write_bbt (mtd, buf, md, td, chipsel);
+		res = write_bbt(mtd, buf, md, td, chipsel);
 	}
 
-out:
-	kfree (buf);
+ out:
+	kfree(buf);
 	return res;
 }
 
@@ -1036,7 +1034,7 @@ static struct nand_bbt_descr bbt_mirror_descr = {
  * support for the device and calls the nand_scan_bbt function
  *
 */
-int nand_default_bbt (struct mtd_info *mtd)
+int nand_default_bbt(struct mtd_info *mtd)
 {
 	struct nand_chip *this = mtd->priv;
 
@@ -1046,7 +1044,7 @@ int nand_default_bbt (struct mtd_info *mtd)
 	 * of the good / bad information, so we _must_ store
 	 * this information in a good / bad table during
 	 * startup
-	*/
+	 */
 	if (this->options & NAND_IS_AND) {
 		/* Use the default pattern descriptors */
 		if (!this->bbt_td) {
@@ -1054,10 +1052,9 @@ int nand_default_bbt (struct mtd_info *mtd)
 			this->bbt_md = &bbt_mirror_descr;
 		}
 		this->options |= NAND_USE_FLASH_BBT;
-		return nand_scan_bbt (mtd, &agand_flashbased);
+		return nand_scan_bbt(mtd, &agand_flashbased);
 	}
 
-
 	/* Is a flash based bad block table requested ? */
 	if (this->options & NAND_USE_FLASH_BBT) {
 		/* Use the default pattern descriptors */
@@ -1066,18 +1063,17 @@ int nand_default_bbt (struct mtd_info *mtd)
 			this->bbt_md = &bbt_mirror_descr;
 		}
 		if (!this->badblock_pattern) {
-			this->badblock_pattern = (mtd->oobblock > 512) ?
-				&largepage_flashbased : &smallpage_flashbased;
+			this->badblock_pattern = (mtd->oobblock > 512) ? &largepage_flashbased : &smallpage_flashbased;
 		}
 	} else {
 		this->bbt_td = NULL;
 		this->bbt_md = NULL;
 		if (!this->badblock_pattern) {
 			this->badblock_pattern = (mtd->oobblock > 512) ?
-				&largepage_memorybased : &smallpage_memorybased;
+			    &largepage_memorybased : &smallpage_memorybased;
 		}
 	}
-	return nand_scan_bbt (mtd, this->badblock_pattern);
+	return nand_scan_bbt(mtd, this->badblock_pattern);
 }
 
 /**
@@ -1087,26 +1083,29 @@ int nand_default_bbt (struct mtd_info *mtd)
  * @allowbbt:	allow access to bad block table region
  *
 */
-int nand_isbad_bbt (struct mtd_info *mtd, loff_t offs, int allowbbt)
+int nand_isbad_bbt(struct mtd_info *mtd, loff_t offs, int allowbbt)
 {
 	struct nand_chip *this = mtd->priv;
 	int block;
-	uint8_t	res;
+	uint8_t res;
 
 	/* Get block number * 2 */
-	block = (int) (offs >> (this->bbt_erase_shift - 1));
+	block = (int)(offs >> (this->bbt_erase_shift - 1));
 	res = (this->bbt[block >> 3] >> (block & 0x06)) & 0x03;
 
-	DEBUG (MTD_DEBUG_LEVEL2, "nand_isbad_bbt(): bbt info for offs 0x%08x: (block %d) 0x%02x\n",
-		(unsigned int)offs, block >> 1, res);
+	DEBUG(MTD_DEBUG_LEVEL2, "nand_isbad_bbt(): bbt info for offs 0x%08x: (block %d) 0x%02x\n",
+	      (unsigned int)offs, block >> 1, res);
 
 	switch ((int)res) {
-	case 0x00:	return 0;
-	case 0x01:	return 1;
-	case 0x02:	return allowbbt ? 0 : 1;
+	case 0x00:
+		return 0;
+	case 0x01:
+		return 1;
+	case 0x02:
+		return allowbbt ? 0 : 1;
 	}
 	return 1;
 }
 
-EXPORT_SYMBOL (nand_scan_bbt);
-EXPORT_SYMBOL (nand_default_bbt);
+EXPORT_SYMBOL(nand_scan_bbt);
+EXPORT_SYMBOL(nand_default_bbt);

+ 12 - 17
drivers/mtd/nand/nand_ecc.c

@@ -62,7 +62,6 @@ static const u_char nand_ecc_precalc_table[] = {
 	0x00, 0x55, 0x56, 0x03, 0x59, 0x0c, 0x0f, 0x5a, 0x5a, 0x0f, 0x0c, 0x59, 0x03, 0x56, 0x55, 0x00
 };
 
-
 /**
  * nand_trans_result - [GENERIC] create non-inverted ECC
  * @reg2:	line parity reg 2
@@ -71,8 +70,7 @@ static const u_char nand_ecc_precalc_table[] = {
  *
  * Creates non-inverted ECC code from line parity
  */
-static void nand_trans_result(u_char reg2, u_char reg3,
-	u_char *ecc_code)
+static void nand_trans_result(u_char reg2, u_char reg3, u_char *ecc_code)
 {
 	u_char a, b, i, tmp1, tmp2;
 
@@ -82,10 +80,10 @@ static void nand_trans_result(u_char reg2, u_char reg3,
 
 	/* Calculate first ECC byte */
 	for (i = 0; i < 4; i++) {
-		if (reg3 & a)		/* LP15,13,11,9 --> ecc_code[0] */
+		if (reg3 & a)	/* LP15,13,11,9 --> ecc_code[0] */
 			tmp1 |= b;
 		b >>= 1;
-		if (reg2 & a)		/* LP14,12,10,8 --> ecc_code[0] */
+		if (reg2 & a)	/* LP14,12,10,8 --> ecc_code[0] */
 			tmp1 |= b;
 		b >>= 1;
 		a >>= 1;
@@ -94,10 +92,10 @@ static void nand_trans_result(u_char reg2, u_char reg3,
 	/* Calculate second ECC byte */
 	b = 0x80;
 	for (i = 0; i < 4; i++) {
-		if (reg3 & a)		/* LP7,5,3,1 --> ecc_code[1] */
+		if (reg3 & a)	/* LP7,5,3,1 --> ecc_code[1] */
 			tmp2 |= b;
 		b >>= 1;
-		if (reg2 & a)		/* LP6,4,2,0 --> ecc_code[1] */
+		if (reg2 & a)	/* LP6,4,2,0 --> ecc_code[1] */
 			tmp2 |= b;
 		b >>= 1;
 		a >>= 1;
@@ -124,7 +122,7 @@ int nand_calculate_ecc(struct mtd_info *mtd, const u_char *dat, u_char *ecc_code
 	ecc_code[0] = ecc_code[1] = ecc_code[2] = 0;
 
 	/* Build up column parity */
-	for(j = 0; j < 256; j++) {
+	for (j = 0; j < 256; j++) {
 
 		/* Get CP0 - CP5 from table */
 		idx = nand_ecc_precalc_table[dat[j]];
@@ -168,8 +166,7 @@ int nand_correct_data(struct mtd_info *mtd, u_char *dat, u_char *read_ecc, u_cha
 	if ((d1 | d2 | d3) == 0) {
 		/* No errors */
 		return 0;
-	}
-	else {
+	} else {
 		a = (d1 ^ (d1 >> 1)) & 0x55;
 		b = (d2 ^ (d2 >> 1)) & 0x55;
 		c = (d3 ^ (d3 >> 1)) & 0x54;
@@ -179,14 +176,14 @@ int nand_correct_data(struct mtd_info *mtd, u_char *dat, u_char *read_ecc, u_cha
 			c = 0x80;
 			add = 0;
 			a = 0x80;
-			for (i=0; i<4; i++) {
+			for (i = 0; i < 4; i++) {
 				if (d1 & c)
 					add |= a;
 				c >>= 2;
 				a >>= 1;
 			}
 			c = 0x80;
-			for (i=0; i<4; i++) {
+			for (i = 0; i < 4; i++) {
 				if (d2 & c)
 					add |= a;
 				c >>= 2;
@@ -195,7 +192,7 @@ int nand_correct_data(struct mtd_info *mtd, u_char *dat, u_char *read_ecc, u_cha
 			bit = 0;
 			b = 0x04;
 			c = 0x80;
-			for (i=0; i<3; i++) {
+			for (i = 0; i < 3; i++) {
 				if (d3 & c)
 					bit |= b;
 				c >>= 2;
@@ -206,8 +203,7 @@ int nand_correct_data(struct mtd_info *mtd, u_char *dat, u_char *read_ecc, u_cha
 			a ^= (b << bit);
 			dat[add] = a;
 			return 1;
-		}
-		else {
+		} else {
 			i = 0;
 			while (d1) {
 				if (d1 & 0x01)
@@ -230,8 +226,7 @@ int nand_correct_data(struct mtd_info *mtd, u_char *dat, u_char *read_ecc, u_cha
 				read_ecc[1] = calc_ecc[1];
 				read_ecc[2] = calc_ecc[2];
 				return 2;
-			}
-			else {
+			} else {
 				/* Uncorrectable Error */
 				return -1;
 			}

+ 6 - 6
drivers/mtd/nand/nand_ids.c

@@ -125,13 +125,13 @@ struct nand_manufacturers nand_manuf_ids[] = {
 	{NAND_MFR_NATIONAL, "National"},
 	{NAND_MFR_RENESAS, "Renesas"},
 	{NAND_MFR_STMICRO, "ST Micro"},
-        {NAND_MFR_HYNIX, "Hynix"},
+	{NAND_MFR_HYNIX, "Hynix"},
 	{0x0, "Unknown"}
 };
 
-EXPORT_SYMBOL (nand_manuf_ids);
-EXPORT_SYMBOL (nand_flash_ids);
+EXPORT_SYMBOL(nand_manuf_ids);
+EXPORT_SYMBOL(nand_flash_ids);
 
-MODULE_LICENSE ("GPL");
-MODULE_AUTHOR ("Thomas Gleixner <tglx@linutronix.de>");
-MODULE_DESCRIPTION ("Nand device & manufacturer ID's");
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Thomas Gleixner <tglx@linutronix.de>");
+MODULE_DESCRIPTION("Nand device & manufacturer IDs");

+ 89 - 92
drivers/mtd/nand/ppchameleonevb.c

@@ -58,21 +58,21 @@
 /*
  * MTD structure for PPChameleonEVB board
  */
-static struct mtd_info *ppchameleon_mtd 	= NULL;
+static struct mtd_info *ppchameleon_mtd = NULL;
 static struct mtd_info *ppchameleonevb_mtd = NULL;
 
 /*
  * Module stuff
  */
-static unsigned long ppchameleon_fio_pbase 	= CFG_NAND0_PADDR;
+static unsigned long ppchameleon_fio_pbase = CFG_NAND0_PADDR;
 static unsigned long ppchameleonevb_fio_pbase = CFG_NAND1_PADDR;
 
 #ifdef MODULE
 module_param(ppchameleon_fio_pbase, ulong, 0);
 module_param(ppchameleonevb_fio_pbase, ulong, 0);
 #else
-__setup("ppchameleon_fio_pbase=",ppchameleon_fio_pbase);
-__setup("ppchameleonevb_fio_pbase=",ppchameleonevb_fio_pbase);
+__setup("ppchameleon_fio_pbase=", ppchameleon_fio_pbase);
+__setup("ppchameleonevb_fio_pbase=", ppchameleonevb_fio_pbase);
 #endif
 
 #ifdef CONFIG_MTD_PARTITIONS
@@ -80,80 +80,80 @@ __setup("ppchameleonevb_fio_pbase=",ppchameleonevb_fio_pbase);
  * Define static partitions for flash devices
  */
 static struct mtd_partition partition_info_hi[] = {
-	{ name: "PPChameleon HI Nand Flash",
-		  offset: 0,
-		  size: 128*1024*1024 }
+      { .name = "PPChameleon HI Nand Flash",
+	offset = 0,
+	.size = 128 * 1024 * 1024
+      }
 };
 
 static struct mtd_partition partition_info_me[] = {
-	{ name: "PPChameleon ME Nand Flash",
-		  offset: 0,
-		  size: 32*1024*1024 }
+      { .name = "PPChameleon ME Nand Flash",
+	.offset = 0,
+	.size = 32 * 1024 * 1024
+      }
 };
 
 static struct mtd_partition partition_info_evb[] = {
-	{ name: "PPChameleonEVB Nand Flash",
-		  offset: 0,
-		  size: 32*1024*1024 }
+      { .name = "PPChameleonEVB Nand Flash",
+	.offset = 0,
+	.size = 32 * 1024 * 1024
+      }
 };
 
 #define NUM_PARTITIONS 1
 
-extern int parse_cmdline_partitions(struct mtd_info *master,
-				    struct mtd_partition **pparts,
-				    const char *mtd_id);
+extern int parse_cmdline_partitions(struct mtd_info *master, struct mtd_partition **pparts, const char *mtd_id);
 #endif
 
-
 /*
  *	hardware specific access to control-lines
  */
 static void ppchameleon_hwcontrol(struct mtd_info *mtdinfo, int cmd)
 {
-	switch(cmd) {
+	switch (cmd) {
 
 	case NAND_CTL_SETCLE:
-        	MACRO_NAND_CTL_SETCLE((unsigned long)CFG_NAND0_PADDR);
+		MACRO_NAND_CTL_SETCLE((unsigned long)CFG_NAND0_PADDR);
 		break;
 	case NAND_CTL_CLRCLE:
-        	MACRO_NAND_CTL_CLRCLE((unsigned long)CFG_NAND0_PADDR);
+		MACRO_NAND_CTL_CLRCLE((unsigned long)CFG_NAND0_PADDR);
 		break;
 	case NAND_CTL_SETALE:
-        	MACRO_NAND_CTL_SETALE((unsigned long)CFG_NAND0_PADDR);
+		MACRO_NAND_CTL_SETALE((unsigned long)CFG_NAND0_PADDR);
 		break;
 	case NAND_CTL_CLRALE:
-        	MACRO_NAND_CTL_CLRALE((unsigned long)CFG_NAND0_PADDR);
+		MACRO_NAND_CTL_CLRALE((unsigned long)CFG_NAND0_PADDR);
 		break;
 	case NAND_CTL_SETNCE:
-			MACRO_NAND_ENABLE_CE((unsigned long)CFG_NAND0_PADDR);
+		MACRO_NAND_ENABLE_CE((unsigned long)CFG_NAND0_PADDR);
 		break;
 	case NAND_CTL_CLRNCE:
-			MACRO_NAND_DISABLE_CE((unsigned long)CFG_NAND0_PADDR);
+		MACRO_NAND_DISABLE_CE((unsigned long)CFG_NAND0_PADDR);
 		break;
 	}
 }
 
 static void ppchameleonevb_hwcontrol(struct mtd_info *mtdinfo, int cmd)
 {
-	switch(cmd) {
+	switch (cmd) {
 
 	case NAND_CTL_SETCLE:
-        	MACRO_NAND_CTL_SETCLE((unsigned long)CFG_NAND1_PADDR);
+		MACRO_NAND_CTL_SETCLE((unsigned long)CFG_NAND1_PADDR);
 		break;
 	case NAND_CTL_CLRCLE:
-        	MACRO_NAND_CTL_CLRCLE((unsigned long)CFG_NAND1_PADDR);
+		MACRO_NAND_CTL_CLRCLE((unsigned long)CFG_NAND1_PADDR);
 		break;
 	case NAND_CTL_SETALE:
-        	MACRO_NAND_CTL_SETALE((unsigned long)CFG_NAND1_PADDR);
+		MACRO_NAND_CTL_SETALE((unsigned long)CFG_NAND1_PADDR);
 		break;
 	case NAND_CTL_CLRALE:
-        	MACRO_NAND_CTL_CLRALE((unsigned long)CFG_NAND1_PADDR);
+		MACRO_NAND_CTL_CLRALE((unsigned long)CFG_NAND1_PADDR);
 		break;
 	case NAND_CTL_SETNCE:
-        	MACRO_NAND_ENABLE_CE((unsigned long)CFG_NAND1_PADDR);
+		MACRO_NAND_ENABLE_CE((unsigned long)CFG_NAND1_PADDR);
 		break;
 	case NAND_CTL_CLRNCE:
-        	MACRO_NAND_DISABLE_CE((unsigned long)CFG_NAND1_PADDR);
+		MACRO_NAND_DISABLE_CE((unsigned long)CFG_NAND1_PADDR);
 		break;
 	}
 }
@@ -164,15 +164,15 @@ static void ppchameleonevb_hwcontrol(struct mtd_info *mtdinfo, int cmd)
  */
 static int ppchameleon_device_ready(struct mtd_info *minfo)
 {
-	if (in_be32((volatile unsigned*)GPIO0_IR) & NAND_RB_GPIO_PIN)
+	if (in_be32((volatile unsigned *)GPIO0_IR) & NAND_RB_GPIO_PIN)
 		return 1;
 	return 0;
 }
 
 static int ppchameleonevb_device_ready(struct mtd_info *minfo)
 {
-	if (in_be32((volatile unsigned*)GPIO0_IR) & NAND_EVB_RB_GPIO_PIN)
-	return 1;
+	if (in_be32((volatile unsigned *)GPIO0_IR) & NAND_EVB_RB_GPIO_PIN)
+		return 1;
 	return 0;
 }
 #endif
@@ -185,7 +185,7 @@ const char *part_probes_evb[] = { "cmdlinepart", NULL };
 /*
  * Main initialization routine
  */
-static int __init ppchameleonevb_init (void)
+static int __init ppchameleonevb_init(void)
 {
 	struct nand_chip *this;
 	const char *part_type = 0;
@@ -194,13 +194,11 @@ static int __init ppchameleonevb_init (void)
 	void __iomem *ppchameleon_fio_base;
 	void __iomem *ppchameleonevb_fio_base;
 
-
 	/*********************************
 	* Processor module NAND (if any) *
 	*********************************/
 	/* Allocate memory for MTD device structure and private data */
-	ppchameleon_mtd = kmalloc(sizeof(struct mtd_info) +
-						      sizeof(struct nand_chip), GFP_KERNEL);
+	ppchameleon_mtd = kmalloc(sizeof(struct mtd_info) + sizeof(struct nand_chip), GFP_KERNEL);
 	if (!ppchameleon_mtd) {
 		printk("Unable to allocate PPChameleon NAND MTD device structure.\n");
 		return -ENOMEM;
@@ -208,43 +206,45 @@ static int __init ppchameleonevb_init (void)
 
 	/* map physical address */
 	ppchameleon_fio_base = ioremap(ppchameleon_fio_pbase, SZ_4M);
-	if(!ppchameleon_fio_base) {
+	if (!ppchameleon_fio_base) {
 		printk("ioremap PPChameleon NAND flash failed\n");
 		kfree(ppchameleon_mtd);
 		return -EIO;
 	}
 
 	/* Get pointer to private data */
-	this = (struct nand_chip *) (&ppchameleon_mtd[1]);
+	this = (struct nand_chip *)(&ppchameleon_mtd[1]);
 
 	/* Initialize structures */
-	memset((char *) ppchameleon_mtd, 0, sizeof(struct mtd_info));
-	memset((char *) this, 0, sizeof(struct nand_chip));
+	memset(ppchameleon_mtd, 0, sizeof(struct mtd_info));
+	memset(this, 0, sizeof(struct nand_chip));
 
 	/* Link the private data with the MTD structure */
 	ppchameleon_mtd->priv = this;
 
-        /* Initialize GPIOs */
+	/* Initialize GPIOs */
 	/* Pin mapping for NAND chip */
 	/*
-		CE	GPIO_01
-		CLE	GPIO_02
-		ALE	GPIO_03
-		R/B	GPIO_04
-	*/
+	   CE   GPIO_01
+	   CLE  GPIO_02
+	   ALE  GPIO_03
+	   R/B  GPIO_04
+	 */
 	/* output select */
-	out_be32((volatile unsigned*)GPIO0_OSRH, in_be32((volatile unsigned*)GPIO0_OSRH) & 0xC0FFFFFF);
+	out_be32((volatile unsigned *)GPIO0_OSRH, in_be32((volatile unsigned *)GPIO0_OSRH) & 0xC0FFFFFF);
 	/* three-state select */
-	out_be32((volatile unsigned*)GPIO0_TSRH, in_be32((volatile unsigned*)GPIO0_TSRH) & 0xC0FFFFFF);
+	out_be32((volatile unsigned *)GPIO0_TSRH, in_be32((volatile unsigned *)GPIO0_TSRH) & 0xC0FFFFFF);
 	/* enable output driver */
-	out_be32((volatile unsigned*)GPIO0_TCR, in_be32((volatile unsigned*)GPIO0_TCR) | NAND_nCE_GPIO_PIN | NAND_CLE_GPIO_PIN | NAND_ALE_GPIO_PIN);
+	out_be32((volatile unsigned *)GPIO0_TCR,
+		 in_be32((volatile unsigned *)GPIO0_TCR) | NAND_nCE_GPIO_PIN | NAND_CLE_GPIO_PIN | NAND_ALE_GPIO_PIN);
 #ifdef USE_READY_BUSY_PIN
 	/* three-state select */
-	out_be32((volatile unsigned*)GPIO0_TSRH, in_be32((volatile unsigned*)GPIO0_TSRH) & 0xFF3FFFFF);
+	out_be32((volatile unsigned *)GPIO0_TSRH, in_be32((volatile unsigned *)GPIO0_TSRH) & 0xFF3FFFFF);
 	/* high-impedecence */
-	out_be32((volatile unsigned*)GPIO0_TCR, in_be32((volatile unsigned*)GPIO0_TCR) & (~NAND_RB_GPIO_PIN));
+	out_be32((volatile unsigned *)GPIO0_TCR, in_be32((volatile unsigned *)GPIO0_TCR) & (~NAND_RB_GPIO_PIN));
 	/* input select */
-	out_be32((volatile unsigned*)GPIO0_ISR1H, (in_be32((volatile unsigned*)GPIO0_ISR1H) & 0xFF3FFFFF) | 0x00400000);
+	out_be32((volatile unsigned *)GPIO0_ISR1H,
+		 (in_be32((volatile unsigned *)GPIO0_ISR1H) & 0xFF3FFFFF) | 0x00400000);
 #endif
 
 	/* insert callbacks */
@@ -259,12 +259,11 @@ static int __init ppchameleonevb_init (void)
 	this->eccmode = NAND_ECC_SOFT;
 
 	/* Scan to find existence of the device (it could not be mounted) */
-	if (nand_scan (ppchameleon_mtd, 1)) {
+	if (nand_scan(ppchameleon_mtd, 1)) {
 		iounmap((void *)ppchameleon_fio_base);
-		kfree (ppchameleon_mtd);
+		kfree(ppchameleon_mtd);
 		goto nand_evb_init;
 	}
-
 #ifndef USE_READY_BUSY_PIN
 	/* Adjust delay if necessary */
 	if (ppchameleon_mtd->size == NAND_SMALL_SIZE)
@@ -275,12 +274,11 @@ static int __init ppchameleonevb_init (void)
 	ppchameleon_mtd->name = "ppchameleon-nand";
 	mtd_parts_nb = parse_mtd_partitions(ppchameleon_mtd, part_probes, &mtd_parts, 0);
 	if (mtd_parts_nb > 0)
-	  part_type = "command line";
+		part_type = "command line";
 	else
-	  mtd_parts_nb = 0;
+		mtd_parts_nb = 0;
 #endif
-	if (mtd_parts_nb == 0)
-	{
+	if (mtd_parts_nb == 0) {
 		if (ppchameleon_mtd->size == NAND_SMALL_SIZE)
 			mtd_parts = partition_info_me;
 		else
@@ -293,13 +291,12 @@ static int __init ppchameleonevb_init (void)
 	printk(KERN_NOTICE "Using %s partition definition\n", part_type);
 	add_mtd_partitions(ppchameleon_mtd, mtd_parts, mtd_parts_nb);
 
-nand_evb_init:
+ nand_evb_init:
 	/****************************
 	* EVB NAND (always present) *
 	****************************/
 	/* Allocate memory for MTD device structure and private data */
-	ppchameleonevb_mtd = kmalloc(sizeof(struct mtd_info) +
-							 sizeof(struct nand_chip), GFP_KERNEL);
+	ppchameleonevb_mtd = kmalloc(sizeof(struct mtd_info) + sizeof(struct nand_chip), GFP_KERNEL);
 	if (!ppchameleonevb_mtd) {
 		printk("Unable to allocate PPChameleonEVB NAND MTD device structure.\n");
 		return -ENOMEM;
@@ -307,46 +304,47 @@ nand_evb_init:
 
 	/* map physical address */
 	ppchameleonevb_fio_base = ioremap(ppchameleonevb_fio_pbase, SZ_4M);
-	if(!ppchameleonevb_fio_base) {
+	if (!ppchameleonevb_fio_base) {
 		printk("ioremap PPChameleonEVB NAND flash failed\n");
 		kfree(ppchameleonevb_mtd);
 		return -EIO;
 	}
 
 	/* Get pointer to private data */
-	this = (struct nand_chip *) (&ppchameleonevb_mtd[1]);
+	this = (struct nand_chip *)(&ppchameleonevb_mtd[1]);
 
 	/* Initialize structures */
-	memset((char *) ppchameleonevb_mtd, 0, sizeof(struct mtd_info));
-	memset((char *) this, 0, sizeof(struct nand_chip));
+	memset(ppchameleonevb_mtd, 0, sizeof(struct mtd_info));
+	memset(this, 0, sizeof(struct nand_chip));
 
 	/* Link the private data with the MTD structure */
 	ppchameleonevb_mtd->priv = this;
 
-        /* Initialize GPIOs */
+	/* Initialize GPIOs */
 	/* Pin mapping for NAND chip */
 	/*
-		CE	GPIO_14
-		CLE	GPIO_15
-		ALE	GPIO_16
-		R/B	GPIO_31
-	*/
+	   CE   GPIO_14
+	   CLE  GPIO_15
+	   ALE  GPIO_16
+	   R/B  GPIO_31
+	 */
 	/* output select */
-	out_be32((volatile unsigned*)GPIO0_OSRH, in_be32((volatile unsigned*)GPIO0_OSRH) & 0xFFFFFFF0);
-	out_be32((volatile unsigned*)GPIO0_OSRL, in_be32((volatile unsigned*)GPIO0_OSRL) & 0x3FFFFFFF);
+	out_be32((volatile unsigned *)GPIO0_OSRH, in_be32((volatile unsigned *)GPIO0_OSRH) & 0xFFFFFFF0);
+	out_be32((volatile unsigned *)GPIO0_OSRL, in_be32((volatile unsigned *)GPIO0_OSRL) & 0x3FFFFFFF);
 	/* three-state select */
-	out_be32((volatile unsigned*)GPIO0_TSRH, in_be32((volatile unsigned*)GPIO0_TSRH) & 0xFFFFFFF0);
-	out_be32((volatile unsigned*)GPIO0_TSRL, in_be32((volatile unsigned*)GPIO0_TSRL) & 0x3FFFFFFF);
+	out_be32((volatile unsigned *)GPIO0_TSRH, in_be32((volatile unsigned *)GPIO0_TSRH) & 0xFFFFFFF0);
+	out_be32((volatile unsigned *)GPIO0_TSRL, in_be32((volatile unsigned *)GPIO0_TSRL) & 0x3FFFFFFF);
 	/* enable output driver */
-	out_be32((volatile unsigned*)GPIO0_TCR, in_be32((volatile unsigned*)GPIO0_TCR) | NAND_EVB_nCE_GPIO_PIN |
+	out_be32((volatile unsigned *)GPIO0_TCR, in_be32((volatile unsigned *)GPIO0_TCR) | NAND_EVB_nCE_GPIO_PIN |
 		 NAND_EVB_CLE_GPIO_PIN | NAND_EVB_ALE_GPIO_PIN);
 #ifdef USE_READY_BUSY_PIN
 	/* three-state select */
-	out_be32((volatile unsigned*)GPIO0_TSRL, in_be32((volatile unsigned*)GPIO0_TSRL) & 0xFFFFFFFC);
+	out_be32((volatile unsigned *)GPIO0_TSRL, in_be32((volatile unsigned *)GPIO0_TSRL) & 0xFFFFFFFC);
 	/* high-impedecence */
-	out_be32((volatile unsigned*)GPIO0_TCR, in_be32((volatile unsigned*)GPIO0_TCR) & (~NAND_EVB_RB_GPIO_PIN));
+	out_be32((volatile unsigned *)GPIO0_TCR, in_be32((volatile unsigned *)GPIO0_TCR) & (~NAND_EVB_RB_GPIO_PIN));
 	/* input select */
-	out_be32((volatile unsigned*)GPIO0_ISR1L, (in_be32((volatile unsigned*)GPIO0_ISR1L) & 0xFFFFFFFC) | 0x00000001);
+	out_be32((volatile unsigned *)GPIO0_ISR1L,
+		 (in_be32((volatile unsigned *)GPIO0_ISR1L) & 0xFFFFFFFC) | 0x00000001);
 #endif
 
 	/* insert callbacks */
@@ -362,22 +360,20 @@ nand_evb_init:
 	this->eccmode = NAND_ECC_SOFT;
 
 	/* Scan to find existence of the device */
-	if (nand_scan (ppchameleonevb_mtd, 1)) {
+	if (nand_scan(ppchameleonevb_mtd, 1)) {
 		iounmap((void *)ppchameleonevb_fio_base);
-		kfree (ppchameleonevb_mtd);
+		kfree(ppchameleonevb_mtd);
 		return -ENXIO;
 	}
-
 #ifdef CONFIG_MTD_PARTITIONS
 	ppchameleonevb_mtd->name = NAND_EVB_MTD_NAME;
 	mtd_parts_nb = parse_mtd_partitions(ppchameleonevb_mtd, part_probes_evb, &mtd_parts, 0);
 	if (mtd_parts_nb > 0)
-	  part_type = "command line";
+		part_type = "command line";
 	else
-	  mtd_parts_nb = 0;
+		mtd_parts_nb = 0;
 #endif
-	if (mtd_parts_nb == 0)
-	{
+	if (mtd_parts_nb == 0) {
 		mtd_parts = partition_info_evb;
 		mtd_parts_nb = NUM_PARTITIONS;
 		part_type = "static";
@@ -390,18 +386,19 @@ nand_evb_init:
 	/* Return happy */
 	return 0;
 }
+
 module_init(ppchameleonevb_init);
 
 /*
  * Clean up routine
  */
-static void __exit ppchameleonevb_cleanup (void)
+static void __exit ppchameleonevb_cleanup(void)
 {
 	struct nand_chip *this;
 
 	/* Release resources, unregister device(s) */
-	nand_release (ppchameleon_mtd);
-	nand_release (ppchameleonevb_mtd);
+	nand_release(ppchameleon_mtd);
+	nand_release(ppchameleonevb_mtd);
 
 	/* Release iomaps */
 	this = (struct nand_chip *) &ppchameleon_mtd[1];

+ 117 - 139
drivers/mtd/nand/rtc_from4.c

@@ -97,12 +97,12 @@ static struct mtd_info *rtc_from4_mtd = NULL;
 static void __iomem *rtc_from4_fio_base = (void *)P2SEGADDR(RTC_FROM4_FIO_BASE);
 
 static const struct mtd_partition partition_info[] = {
-        {
-                .name   = "Renesas flash partition 1",
-                .offset = 0,
-                .size   = MTDPART_SIZ_FULL
-        },
+	{
+	 .name = "Renesas flash partition 1",
+	 .offset = 0,
+	 .size = MTDPART_SIZ_FULL},
 };
+
 #define NUM_PARTITIONS 1
 
 /*
@@ -111,8 +111,8 @@ static const struct mtd_partition partition_info[] = {
  *		NAND_BBT_CREATE and/or NAND_BBT_WRITE
  *
  */
-static uint8_t bbt_pattern[] = {'B', 'b', 't', '0' };
-static uint8_t mirror_pattern[] = {'1', 't', 'b', 'B' };
+static uint8_t bbt_pattern[] = { 'B', 'b', 't', '0' };
+static uint8_t mirror_pattern[] = { '1', 't', 'b', 'B' };
 
 static struct nand_bbt_descr rtc_from4_bbt_main_descr = {
 	.options = NAND_BBT_LASTBLOCK | NAND_BBT_CREATE | NAND_BBT_WRITE
@@ -134,8 +134,6 @@ static struct nand_bbt_descr rtc_from4_bbt_mirror_descr = {
 	.pattern = mirror_pattern
 };
 
-
-
 #ifdef RTC_FROM4_HWECC
 
 /* the Reed Solomon control structure */
@@ -148,11 +146,11 @@ static struct nand_oobinfo rtc_from4_nand_oobinfo = {
 	.useecc = MTD_NANDECC_AUTOPLACE,
 	.eccbytes = 32,
 	.eccpos = {
-		 0,  1,  2,  3,  4,  5,  6,  7,
-		 8,  9, 10, 11, 12, 13, 14, 15,
-		16, 17, 18, 19, 20, 21, 22, 23,
-		24, 25, 26, 27, 28, 29, 30, 31},
-	.oobfree = { {32, 32} }
+		   0, 1, 2, 3, 4, 5, 6, 7,
+		   8, 9, 10, 11, 12, 13, 14, 15,
+		   16, 17, 18, 19, 20, 21, 22, 23,
+		   24, 25, 26, 27, 28, 29, 30, 31},
+	.oobfree = {{32, 32}}
 };
 
 /* Aargh. I missed the reversed bit order, when I
@@ -162,44 +160,42 @@ static struct nand_oobinfo rtc_from4_nand_oobinfo = {
  * of the ecc byte which we get from the FPGA
  */
 static uint8_t revbits[256] = {
-        0x00, 0x80, 0x40, 0xc0, 0x20, 0xa0, 0x60, 0xe0,
-        0x10, 0x90, 0x50, 0xd0, 0x30, 0xb0, 0x70, 0xf0,
-        0x08, 0x88, 0x48, 0xc8, 0x28, 0xa8, 0x68, 0xe8,
-        0x18, 0x98, 0x58, 0xd8, 0x38, 0xb8, 0x78, 0xf8,
-        0x04, 0x84, 0x44, 0xc4, 0x24, 0xa4, 0x64, 0xe4,
-        0x14, 0x94, 0x54, 0xd4, 0x34, 0xb4, 0x74, 0xf4,
-        0x0c, 0x8c, 0x4c, 0xcc, 0x2c, 0xac, 0x6c, 0xec,
-        0x1c, 0x9c, 0x5c, 0xdc, 0x3c, 0xbc, 0x7c, 0xfc,
-        0x02, 0x82, 0x42, 0xc2, 0x22, 0xa2, 0x62, 0xe2,
-        0x12, 0x92, 0x52, 0xd2, 0x32, 0xb2, 0x72, 0xf2,
-        0x0a, 0x8a, 0x4a, 0xca, 0x2a, 0xaa, 0x6a, 0xea,
-        0x1a, 0x9a, 0x5a, 0xda, 0x3a, 0xba, 0x7a, 0xfa,
-        0x06, 0x86, 0x46, 0xc6, 0x26, 0xa6, 0x66, 0xe6,
-        0x16, 0x96, 0x56, 0xd6, 0x36, 0xb6, 0x76, 0xf6,
-        0x0e, 0x8e, 0x4e, 0xce, 0x2e, 0xae, 0x6e, 0xee,
-        0x1e, 0x9e, 0x5e, 0xde, 0x3e, 0xbe, 0x7e, 0xfe,
-        0x01, 0x81, 0x41, 0xc1, 0x21, 0xa1, 0x61, 0xe1,
-        0x11, 0x91, 0x51, 0xd1, 0x31, 0xb1, 0x71, 0xf1,
-        0x09, 0x89, 0x49, 0xc9, 0x29, 0xa9, 0x69, 0xe9,
-        0x19, 0x99, 0x59, 0xd9, 0x39, 0xb9, 0x79, 0xf9,
-        0x05, 0x85, 0x45, 0xc5, 0x25, 0xa5, 0x65, 0xe5,
-        0x15, 0x95, 0x55, 0xd5, 0x35, 0xb5, 0x75, 0xf5,
-        0x0d, 0x8d, 0x4d, 0xcd, 0x2d, 0xad, 0x6d, 0xed,
-        0x1d, 0x9d, 0x5d, 0xdd, 0x3d, 0xbd, 0x7d, 0xfd,
-        0x03, 0x83, 0x43, 0xc3, 0x23, 0xa3, 0x63, 0xe3,
-        0x13, 0x93, 0x53, 0xd3, 0x33, 0xb3, 0x73, 0xf3,
-        0x0b, 0x8b, 0x4b, 0xcb, 0x2b, 0xab, 0x6b, 0xeb,
-        0x1b, 0x9b, 0x5b, 0xdb, 0x3b, 0xbb, 0x7b, 0xfb,
-        0x07, 0x87, 0x47, 0xc7, 0x27, 0xa7, 0x67, 0xe7,
-        0x17, 0x97, 0x57, 0xd7, 0x37, 0xb7, 0x77, 0xf7,
-        0x0f, 0x8f, 0x4f, 0xcf, 0x2f, 0xaf, 0x6f, 0xef,
-        0x1f, 0x9f, 0x5f, 0xdf, 0x3f, 0xbf, 0x7f, 0xff,
+	0x00, 0x80, 0x40, 0xc0, 0x20, 0xa0, 0x60, 0xe0,
+	0x10, 0x90, 0x50, 0xd0, 0x30, 0xb0, 0x70, 0xf0,
+	0x08, 0x88, 0x48, 0xc8, 0x28, 0xa8, 0x68, 0xe8,
+	0x18, 0x98, 0x58, 0xd8, 0x38, 0xb8, 0x78, 0xf8,
+	0x04, 0x84, 0x44, 0xc4, 0x24, 0xa4, 0x64, 0xe4,
+	0x14, 0x94, 0x54, 0xd4, 0x34, 0xb4, 0x74, 0xf4,
+	0x0c, 0x8c, 0x4c, 0xcc, 0x2c, 0xac, 0x6c, 0xec,
+	0x1c, 0x9c, 0x5c, 0xdc, 0x3c, 0xbc, 0x7c, 0xfc,
+	0x02, 0x82, 0x42, 0xc2, 0x22, 0xa2, 0x62, 0xe2,
+	0x12, 0x92, 0x52, 0xd2, 0x32, 0xb2, 0x72, 0xf2,
+	0x0a, 0x8a, 0x4a, 0xca, 0x2a, 0xaa, 0x6a, 0xea,
+	0x1a, 0x9a, 0x5a, 0xda, 0x3a, 0xba, 0x7a, 0xfa,
+	0x06, 0x86, 0x46, 0xc6, 0x26, 0xa6, 0x66, 0xe6,
+	0x16, 0x96, 0x56, 0xd6, 0x36, 0xb6, 0x76, 0xf6,
+	0x0e, 0x8e, 0x4e, 0xce, 0x2e, 0xae, 0x6e, 0xee,
+	0x1e, 0x9e, 0x5e, 0xde, 0x3e, 0xbe, 0x7e, 0xfe,
+	0x01, 0x81, 0x41, 0xc1, 0x21, 0xa1, 0x61, 0xe1,
+	0x11, 0x91, 0x51, 0xd1, 0x31, 0xb1, 0x71, 0xf1,
+	0x09, 0x89, 0x49, 0xc9, 0x29, 0xa9, 0x69, 0xe9,
+	0x19, 0x99, 0x59, 0xd9, 0x39, 0xb9, 0x79, 0xf9,
+	0x05, 0x85, 0x45, 0xc5, 0x25, 0xa5, 0x65, 0xe5,
+	0x15, 0x95, 0x55, 0xd5, 0x35, 0xb5, 0x75, 0xf5,
+	0x0d, 0x8d, 0x4d, 0xcd, 0x2d, 0xad, 0x6d, 0xed,
+	0x1d, 0x9d, 0x5d, 0xdd, 0x3d, 0xbd, 0x7d, 0xfd,
+	0x03, 0x83, 0x43, 0xc3, 0x23, 0xa3, 0x63, 0xe3,
+	0x13, 0x93, 0x53, 0xd3, 0x33, 0xb3, 0x73, 0xf3,
+	0x0b, 0x8b, 0x4b, 0xcb, 0x2b, 0xab, 0x6b, 0xeb,
+	0x1b, 0x9b, 0x5b, 0xdb, 0x3b, 0xbb, 0x7b, 0xfb,
+	0x07, 0x87, 0x47, 0xc7, 0x27, 0xa7, 0x67, 0xe7,
+	0x17, 0x97, 0x57, 0xd7, 0x37, 0xb7, 0x77, 0xf7,
+	0x0f, 0x8f, 0x4f, 0xcf, 0x2f, 0xaf, 0x6f, 0xef,
+	0x1f, 0x9f, 0x5f, 0xdf, 0x3f, 0xbf, 0x7f, 0xff,
 };
 
 #endif
 
-
-
 /*
  * rtc_from4_hwcontrol - hardware specific access to control-lines
  * @mtd:	MTD device structure
@@ -214,9 +210,9 @@ static uint8_t revbits[256] = {
  */
 static void rtc_from4_hwcontrol(struct mtd_info *mtd, int cmd)
 {
-	struct nand_chip* this = (struct nand_chip *) (mtd->priv);
+	struct nand_chip *this = (struct nand_chip *)(mtd->priv);
 
-	switch(cmd) {
+	switch (cmd) {
 
 	case NAND_CTL_SETCLE:
 		this->IO_ADDR_W = (void __iomem *)((unsigned long)this->IO_ADDR_W | RTC_FROM4_CLE);
@@ -240,7 +236,6 @@ static void rtc_from4_hwcontrol(struct mtd_info *mtd, int cmd)
 	}
 }
 
-
 /*
  * rtc_from4_nand_select_chip - hardware specific chip select
  * @mtd:	MTD device structure
@@ -252,26 +247,25 @@ static void rtc_from4_hwcontrol(struct mtd_info *mtd, int cmd)
  */
 static void rtc_from4_nand_select_chip(struct mtd_info *mtd, int chip)
 {
-        struct nand_chip *this = mtd->priv;
+	struct nand_chip *this = mtd->priv;
 
 	this->IO_ADDR_R = (void __iomem *)((unsigned long)this->IO_ADDR_R & ~RTC_FROM4_NAND_ADDR_MASK);
 	this->IO_ADDR_W = (void __iomem *)((unsigned long)this->IO_ADDR_W & ~RTC_FROM4_NAND_ADDR_MASK);
 
-        switch(chip) {
+	switch (chip) {
 
-        case 0:		/* select slot 3 chip */
+	case 0:		/* select slot 3 chip */
 		this->IO_ADDR_R = (void __iomem *)((unsigned long)this->IO_ADDR_R | RTC_FROM4_NAND_ADDR_SLOT3);
 		this->IO_ADDR_W = (void __iomem *)((unsigned long)this->IO_ADDR_W | RTC_FROM4_NAND_ADDR_SLOT3);
-                break;
-        case 1:		/* select slot 4 chip */
+		break;
+	case 1:		/* select slot 4 chip */
 		this->IO_ADDR_R = (void __iomem *)((unsigned long)this->IO_ADDR_R | RTC_FROM4_NAND_ADDR_SLOT4);
 		this->IO_ADDR_W = (void __iomem *)((unsigned long)this->IO_ADDR_W | RTC_FROM4_NAND_ADDR_SLOT4);
-                break;
+		break;
 
-        }
+	}
 }
 
-
 /*
  * rtc_from4_nand_device_ready - hardware specific ready/busy check
  * @mtd:	MTD device structure
@@ -290,7 +284,6 @@ static int rtc_from4_nand_device_ready(struct mtd_info *mtd)
 
 }
 
-
 /*
  * deplete - code to perform device recovery in case there was a power loss
  * @mtd:	MTD device structure
@@ -306,24 +299,23 @@ static int rtc_from4_nand_device_ready(struct mtd_info *mtd)
  */
 static void deplete(struct mtd_info *mtd, int chip)
 {
-        struct nand_chip *this = mtd->priv;
+	struct nand_chip *this = mtd->priv;
 
-        /* wait until device is ready */
-        while (!this->dev_ready(mtd));
+	/* wait until device is ready */
+	while (!this->dev_ready(mtd)) ;
 
 	this->select_chip(mtd, chip);
 
 	/* Send the commands for device recovery, phase 1 */
-	this->cmdfunc (mtd, NAND_CMD_DEPLETE1, 0x0000, 0x0000);
-	this->cmdfunc (mtd, NAND_CMD_DEPLETE2, -1, -1);
+	this->cmdfunc(mtd, NAND_CMD_DEPLETE1, 0x0000, 0x0000);
+	this->cmdfunc(mtd, NAND_CMD_DEPLETE2, -1, -1);
 
 	/* Send the commands for device recovery, phase 2 */
-	this->cmdfunc (mtd, NAND_CMD_DEPLETE1, 0x0000, 0x0004);
-	this->cmdfunc (mtd, NAND_CMD_DEPLETE2, -1, -1);
+	this->cmdfunc(mtd, NAND_CMD_DEPLETE1, 0x0000, 0x0004);
+	this->cmdfunc(mtd, NAND_CMD_DEPLETE2, -1, -1);
 
 }
 
-
 #ifdef RTC_FROM4_HWECC
 /*
  * rtc_from4_enable_hwecc - hardware specific hardware ECC enable function
@@ -335,39 +327,35 @@ static void deplete(struct mtd_info *mtd, int chip)
  */
 static void rtc_from4_enable_hwecc(struct mtd_info *mtd, int mode)
 {
-	volatile unsigned short * rs_ecc_ctl = (volatile unsigned short *)(rtc_from4_fio_base + RTC_FROM4_RS_ECC_CTL);
+	volatile unsigned short *rs_ecc_ctl = (volatile unsigned short *)(rtc_from4_fio_base + RTC_FROM4_RS_ECC_CTL);
 	unsigned short status;
 
 	switch (mode) {
-	    case NAND_ECC_READ :
-		status =  RTC_FROM4_RS_ECC_CTL_CLR
-			| RTC_FROM4_RS_ECC_CTL_FD_E;
+	case NAND_ECC_READ:
+		status = RTC_FROM4_RS_ECC_CTL_CLR | RTC_FROM4_RS_ECC_CTL_FD_E;
 
 		*rs_ecc_ctl = status;
 		break;
 
-	    case NAND_ECC_READSYN :
-		status =  0x00;
+	case NAND_ECC_READSYN:
+		status = 0x00;
 
 		*rs_ecc_ctl = status;
 		break;
 
-	    case NAND_ECC_WRITE :
-		status =  RTC_FROM4_RS_ECC_CTL_CLR
-			| RTC_FROM4_RS_ECC_CTL_GEN
-			| RTC_FROM4_RS_ECC_CTL_FD_E;
+	case NAND_ECC_WRITE:
+		status = RTC_FROM4_RS_ECC_CTL_CLR | RTC_FROM4_RS_ECC_CTL_GEN | RTC_FROM4_RS_ECC_CTL_FD_E;
 
 		*rs_ecc_ctl = status;
 		break;
 
-	    default:
+	default:
 		BUG();
 		break;
 	}
 
 }
 
-
 /*
  * rtc_from4_calculate_ecc - hardware specific code to read ECC code
  * @mtd:	MTD device structure
@@ -383,7 +371,7 @@ static void rtc_from4_enable_hwecc(struct mtd_info *mtd, int mode)
  */
 static void rtc_from4_calculate_ecc(struct mtd_info *mtd, const u_char *dat, u_char *ecc_code)
 {
-	volatile unsigned short * rs_eccn = (volatile unsigned short *)(rtc_from4_fio_base + RTC_FROM4_RS_ECCN);
+	volatile unsigned short *rs_eccn = (volatile unsigned short *)(rtc_from4_fio_base + RTC_FROM4_RS_ECCN);
 	unsigned short value;
 	int i;
 
@@ -395,7 +383,6 @@ static void rtc_from4_calculate_ecc(struct mtd_info *mtd, const u_char *dat, u_c
 	ecc_code[7] |= 0x0f;	/* set the last four bits (not used) */
 }
 
-
 /*
  * rtc_from4_correct_data - hardware specific code to correct data using ECC code
  * @mtd:	MTD device structure
@@ -414,7 +401,7 @@ static int rtc_from4_correct_data(struct mtd_info *mtd, const u_char *buf, u_cha
 	unsigned short status;
 	uint16_t par[6], syn[6];
 	uint8_t ecc[8];
-        volatile unsigned short *rs_ecc;
+	volatile unsigned short *rs_ecc;
 
 	status = *((volatile unsigned short *)(rtc_from4_fio_base + RTC_FROM4_RS_ECC_CHK));
 
@@ -424,23 +411,18 @@ static int rtc_from4_correct_data(struct mtd_info *mtd, const u_char *buf, u_cha
 
 	/* Read the syndrom pattern from the FPGA and correct the bitorder */
 	rs_ecc = (volatile unsigned short *)(rtc_from4_fio_base + RTC_FROM4_RS_ECC);
-        for (i = 0; i < 8; i++) {
-                ecc[i] = revbits[(*rs_ecc) & 0xFF];
-                rs_ecc++;
-        }
+	for (i = 0; i < 8; i++) {
+		ecc[i] = revbits[(*rs_ecc) & 0xFF];
+		rs_ecc++;
+	}
 
 	/* convert into 6 10bit syndrome fields */
-	par[5] = rs_decoder->index_of[(((uint16_t)ecc[0] >> 0) & 0x0ff) |
-				      (((uint16_t)ecc[1] << 8) & 0x300)];
-	par[4] = rs_decoder->index_of[(((uint16_t)ecc[1] >> 2) & 0x03f) |
-				      (((uint16_t)ecc[2] << 6) & 0x3c0)];
-	par[3] = rs_decoder->index_of[(((uint16_t)ecc[2] >> 4) & 0x00f) |
-				      (((uint16_t)ecc[3] << 4) & 0x3f0)];
-	par[2] = rs_decoder->index_of[(((uint16_t)ecc[3] >> 6) & 0x003) |
-				      (((uint16_t)ecc[4] << 2) & 0x3fc)];
-	par[1] = rs_decoder->index_of[(((uint16_t)ecc[5] >> 0) & 0x0ff) |
-				      (((uint16_t)ecc[6] << 8) & 0x300)];
-	par[0] = (((uint16_t)ecc[6] >> 2) & 0x03f) | (((uint16_t)ecc[7] << 6) & 0x3c0);
+	par[5] = rs_decoder->index_of[(((uint16_t) ecc[0] >> 0) & 0x0ff) | (((uint16_t) ecc[1] << 8) & 0x300)];
+	par[4] = rs_decoder->index_of[(((uint16_t) ecc[1] >> 2) & 0x03f) | (((uint16_t) ecc[2] << 6) & 0x3c0)];
+	par[3] = rs_decoder->index_of[(((uint16_t) ecc[2] >> 4) & 0x00f) | (((uint16_t) ecc[3] << 4) & 0x3f0)];
+	par[2] = rs_decoder->index_of[(((uint16_t) ecc[3] >> 6) & 0x003) | (((uint16_t) ecc[4] << 2) & 0x3fc)];
+	par[1] = rs_decoder->index_of[(((uint16_t) ecc[5] >> 0) & 0x0ff) | (((uint16_t) ecc[6] << 8) & 0x300)];
+	par[0] = (((uint16_t) ecc[6] >> 2) & 0x03f) | (((uint16_t) ecc[7] << 6) & 0x3c0);
 
 	/* Convert to computable syndrome */
 	for (i = 0; i < 6; i++) {
@@ -453,16 +435,14 @@ static int rtc_from4_correct_data(struct mtd_info *mtd, const u_char *buf, u_cha
 		syn[i] = rs_decoder->index_of[syn[i]];
 	}
 
-	/* Let the library code do its magic.*/
-	res = decode_rs8(rs_decoder, (uint8_t *)buf, par, 512, syn, 0, NULL, 0xff, NULL);
+	/* Let the library code do its magic. */
+	res = decode_rs8(rs_decoder, (uint8_t *) buf, par, 512, syn, 0, NULL, 0xff, NULL);
 	if (res > 0) {
-		DEBUG (MTD_DEBUG_LEVEL0, "rtc_from4_correct_data: "
-			"ECC corrected %d errors on read\n", res);
+		DEBUG(MTD_DEBUG_LEVEL0, "rtc_from4_correct_data: " "ECC corrected %d errors on read\n", res);
 	}
 	return res;
 }
 
-
 /**
  * rtc_from4_errstat - perform additional error status checks
  * @mtd:	MTD device structure
@@ -480,44 +460,44 @@ static int rtc_from4_correct_data(struct mtd_info *mtd, const u_char *buf, u_cha
  */
 static int rtc_from4_errstat(struct mtd_info *mtd, struct nand_chip *this, int state, int status, int page)
 {
-	int	er_stat=0;
-	int	rtn, retlen;
-	size_t	len;
+	int er_stat = 0;
+	int rtn, retlen;
+	size_t len;
 	uint8_t *buf;
-	int	i;
+	int i;
 
-	this->cmdfunc (mtd, NAND_CMD_STATUS_CLEAR, -1, -1);
+	this->cmdfunc(mtd, NAND_CMD_STATUS_CLEAR, -1, -1);
 
-        if (state == FL_ERASING) {
-		for (i=0; i<4; i++) {
-			if (status & 1<<(i+1)) {
-				this->cmdfunc (mtd, (NAND_CMD_STATUS_ERROR + i + 1), -1, -1);
+	if (state == FL_ERASING) {
+		for (i = 0; i < 4; i++) {
+			if (status & 1 << (i + 1)) {
+				this->cmdfunc(mtd, (NAND_CMD_STATUS_ERROR + i + 1), -1, -1);
 				rtn = this->read_byte(mtd);
-				this->cmdfunc (mtd, NAND_CMD_STATUS_RESET, -1, -1);
+				this->cmdfunc(mtd, NAND_CMD_STATUS_RESET, -1, -1);
 				if (!(rtn & ERR_STAT_ECC_AVAILABLE)) {
-					er_stat |= 1<<(i+1);	/* err_ecc_not_avail */
+					er_stat |= 1 << (i + 1);	/* err_ecc_not_avail */
 				}
 			}
 		}
 	} else if (state == FL_WRITING) {
 		/* single bank write logic */
-		this->cmdfunc (mtd, NAND_CMD_STATUS_ERROR, -1, -1);
+		this->cmdfunc(mtd, NAND_CMD_STATUS_ERROR, -1, -1);
 		rtn = this->read_byte(mtd);
-		this->cmdfunc (mtd, NAND_CMD_STATUS_RESET, -1, -1);
+		this->cmdfunc(mtd, NAND_CMD_STATUS_RESET, -1, -1);
 		if (!(rtn & ERR_STAT_ECC_AVAILABLE)) {
-			er_stat |= 1<<1;	/* err_ecc_not_avail */
+			er_stat |= 1 << 1;	/* err_ecc_not_avail */
 		} else {
 			len = mtd->oobblock;
-			buf = kmalloc (len, GFP_KERNEL);
+			buf = kmalloc(len, GFP_KERNEL);
 			if (!buf) {
-				printk (KERN_ERR "rtc_from4_errstat: Out of memory!\n");
-				er_stat = 1;			/* if we can't check, assume failed */
+				printk(KERN_ERR "rtc_from4_errstat: Out of memory!\n");
+				er_stat = 1;	/* if we can't check, assume failed */
 			} else {
 				/* recovery read */
 				/* page read */
-				rtn = nand_do_read_ecc (mtd, page, len, &retlen, buf, NULL, this->autooob, 1);
+				rtn = nand_do_read_ecc(mtd, page, len, &retlen, buf, NULL, this->autooob, 1);
 				if (rtn) {	/* if read failed or > 1-bit error corrected */
-					er_stat |= 1<<1;	/* ECC read failed */
+					er_stat |= 1 << 1;	/* ECC read failed */
 				}
 				kfree(buf);
 			}
@@ -525,7 +505,7 @@ static int rtc_from4_errstat(struct mtd_info *mtd, struct nand_chip *this, int s
 	}
 
 	rtn = status;
-	if (er_stat == 0) {				/* if ECC is available   */
+	if (er_stat == 0) {	/* if ECC is available   */
 		rtn = (status & ~NAND_STATUS_FAIL);	/*   clear the error bit */
 	}
 
@@ -533,30 +513,28 @@ static int rtc_from4_errstat(struct mtd_info *mtd, struct nand_chip *this, int s
 }
 #endif
 
-
 /*
  * Main initialization routine
  */
-int __init rtc_from4_init (void)
+int __init rtc_from4_init(void)
 {
 	struct nand_chip *this;
 	unsigned short bcr1, bcr2, wcr2;
 	int i;
 
 	/* Allocate memory for MTD device structure and private data */
-	rtc_from4_mtd = kmalloc(sizeof(struct mtd_info) + sizeof (struct nand_chip),
-				GFP_KERNEL);
+	rtc_from4_mtd = kmalloc(sizeof(struct mtd_info) + sizeof(struct nand_chip), GFP_KERNEL);
 	if (!rtc_from4_mtd) {
-		printk ("Unable to allocate Renesas NAND MTD device structure.\n");
+		printk("Unable to allocate Renesas NAND MTD device structure.\n");
 		return -ENOMEM;
 	}
 
 	/* Get pointer to private data */
-	this = (struct nand_chip *) (&rtc_from4_mtd[1]);
+	this = (struct nand_chip *)(&rtc_from4_mtd[1]);
 
 	/* Initialize structures */
-	memset((char *) rtc_from4_mtd, 0, sizeof(struct mtd_info));
-	memset((char *) this, 0, sizeof(struct nand_chip));
+	memset(rtc_from4_mtd, 0, sizeof(struct mtd_info));
+	memset(this, 0, sizeof(struct nand_chip));
 
 	/* Link the private data with the MTD structure */
 	rtc_from4_mtd->priv = this;
@@ -582,7 +560,7 @@ int __init rtc_from4_init (void)
 	/* Set address of hardware control function */
 	this->hwcontrol = rtc_from4_hwcontrol;
 	/* Set address of chip select function */
-        this->select_chip = rtc_from4_nand_select_chip;
+	this->select_chip = rtc_from4_nand_select_chip;
 	/* command delay time (in us) */
 	this->chip_delay = 100;
 	/* return the status of the Ready/Busy line */
@@ -591,7 +569,7 @@ int __init rtc_from4_init (void)
 #ifdef RTC_FROM4_HWECC
 	printk(KERN_INFO "rtc_from4_init: using hardware ECC detection.\n");
 
-        this->eccmode = NAND_ECC_HW8_512;
+	this->eccmode = NAND_ECC_HW8_512;
 	this->options |= NAND_HWECC_SYNDROME;
 	/* return the status of extra status and ECC checks */
 	this->errstat = rtc_from4_errstat;
@@ -617,7 +595,7 @@ int __init rtc_from4_init (void)
 	}
 
 	/* Perform 'device recovery' for each chip in case there was a power loss. */
-	for (i=0; i < this->numchips; i++) {
+	for (i = 0; i < this->numchips; i++) {
 		deplete(rtc_from4_mtd, i);
 	}
 
@@ -643,7 +621,7 @@ int __init rtc_from4_init (void)
 	 */
 	rs_decoder = init_rs(10, 0x409, 0, 1, 6);
 	if (!rs_decoder) {
-		printk (KERN_ERR "Could not create a RS decoder\n");
+		printk(KERN_ERR "Could not create a RS decoder\n");
 		nand_release(rtc_from4_mtd);
 		kfree(rtc_from4_mtd);
 		return -ENOMEM;
@@ -652,20 +630,20 @@ int __init rtc_from4_init (void)
 	/* Return happy */
 	return 0;
 }
-module_init(rtc_from4_init);
 
+module_init(rtc_from4_init);
 
 /*
  * Clean up routine
  */
 #ifdef MODULE
-static void __exit rtc_from4_cleanup (void)
+static void __exit rtc_from4_cleanup(void)
 {
 	/* Release resource, unregister partitions */
 	nand_release(rtc_from4_mtd);
 
 	/* Free the MTD device structure */
-	kfree (rtc_from4_mtd);
+	kfree(rtc_from4_mtd);
 
 #ifdef RTC_FROM4_HWECC
 	/* Free the reed solomon resources */
@@ -674,10 +652,10 @@ static void __exit rtc_from4_cleanup (void)
 	}
 #endif
 }
+
 module_exit(rtc_from4_cleanup);
 #endif
 
 MODULE_LICENSE("GPL");
 MODULE_AUTHOR("d.marlin <dmarlin@redhat.com");
 MODULE_DESCRIPTION("Board-specific glue layer for AG-AND flash on Renesas FROM_BOARD4");
-

+ 29 - 50
drivers/mtd/nand/s3c2410.c

@@ -77,10 +77,10 @@ static int hardware_ecc = 0;
  */
 
 static struct nand_oobinfo nand_hw_eccoob = {
-	.useecc		= MTD_NANDECC_AUTOPLACE,
-	.eccbytes	= 3,
-	.eccpos		= {0, 1, 2 },
-	.oobfree	= { {8, 8} }
+	.useecc = MTD_NANDECC_AUTOPLACE,
+	.eccbytes = 3,
+	.eccpos = {0, 1, 2},
+	.oobfree = {{8, 8}}
 };
 
 /* controller and mtd information */
@@ -149,8 +149,7 @@ static int s3c2410_nand_calc_rate(int wanted, unsigned long clk, int max)
 	pr_debug("result %d from %ld, %d\n", result, clk, wanted);
 
 	if (result > max) {
-		printk("%d ns is too big for current clock rate %ld\n",
-		       wanted, clk);
+		printk("%d ns is too big for current clock rate %ld\n", wanted, clk);
 		return -1;
 	}
 
@@ -164,8 +163,7 @@ static int s3c2410_nand_calc_rate(int wanted, unsigned long clk, int max)
 
 /* controller setup */
 
-static int s3c2410_nand_inithw(struct s3c2410_nand_info *info,
-			       struct platform_device *pdev)
+static int s3c2410_nand_inithw(struct s3c2410_nand_info *info, struct platform_device *pdev)
 {
 	struct s3c2410_platform_nand *plat = to_nand_plat(pdev);
 	unsigned long clkrate = clk_get_rate(info->clk);
@@ -177,7 +175,7 @@ static int s3c2410_nand_inithw(struct s3c2410_nand_info *info,
 	clkrate /= 1000;	/* turn clock into kHz for ease of use */
 
 	if (plat != NULL) {
-		tacls  = s3c2410_nand_calc_rate(plat->tacls, clkrate, 4);
+		tacls = s3c2410_nand_calc_rate(plat->tacls, clkrate, 4);
 		twrph0 = s3c2410_nand_calc_rate(plat->twrph0, clkrate, 8);
 		twrph1 = s3c2410_nand_calc_rate(plat->twrph1, clkrate, 8);
 	} else {
@@ -193,19 +191,17 @@ static int s3c2410_nand_inithw(struct s3c2410_nand_info *info,
 	}
 
 	printk(KERN_INFO PFX "Tacls=%d, %dns Twrph0=%d %dns, Twrph1=%d %dns\n",
-	       tacls, to_ns(tacls, clkrate),
-	       twrph0, to_ns(twrph0, clkrate),
-	       twrph1, to_ns(twrph1, clkrate));
+	       tacls, to_ns(tacls, clkrate), twrph0, to_ns(twrph0, clkrate), twrph1, to_ns(twrph1, clkrate));
 
 	if (!info->is_s3c2440) {
-		cfg  = S3C2410_NFCONF_EN;
-		cfg |= S3C2410_NFCONF_TACLS(tacls-1);
-		cfg |= S3C2410_NFCONF_TWRPH0(twrph0-1);
-		cfg |= S3C2410_NFCONF_TWRPH1(twrph1-1);
+		cfg = S3C2410_NFCONF_EN;
+		cfg |= S3C2410_NFCONF_TACLS(tacls - 1);
+		cfg |= S3C2410_NFCONF_TWRPH0(twrph0 - 1);
+		cfg |= S3C2410_NFCONF_TWRPH1(twrph1 - 1);
 	} else {
-		cfg   = S3C2440_NFCONF_TACLS(tacls-1);
-		cfg  |= S3C2440_NFCONF_TWRPH0(twrph0-1);
-		cfg  |= S3C2440_NFCONF_TWRPH1(twrph1-1);
+		cfg = S3C2440_NFCONF_TACLS(tacls - 1);
+		cfg |= S3C2440_NFCONF_TWRPH0(twrph0 - 1);
+		cfg |= S3C2440_NFCONF_TWRPH1(twrph1 - 1);
 	}
 
 	pr_debug(PFX "NF_CONF is 0x%lx\n", cfg);
@@ -229,7 +225,7 @@ static void s3c2410_nand_select_chip(struct mtd_info *mtd, int chip)
 	info = nmtd->info;
 
 	bit = (info->is_s3c2440) ? S3C2440_NFCONT_nFCE : S3C2410_NFCONF_nFCE;
-	reg = info->regs+((info->is_s3c2440) ? S3C2440_NFCONT:S3C2410_NFCONF);
+	reg = info->regs + ((info->is_s3c2440) ? S3C2440_NFCONT : S3C2410_NFCONF);
 
 	cur = readl(reg);
 
@@ -243,7 +239,7 @@ static void s3c2410_nand_select_chip(struct mtd_info *mtd, int chip)
 
 		if (info->platform != NULL) {
 			if (info->platform->select_chip != NULL)
-				(info->platform->select_chip)(nmtd->set, chip);
+				(info->platform->select_chip) (nmtd->set, chip);
 		}
 
 		cur &= ~bit;
@@ -330,22 +326,16 @@ static int s3c2410_nand_devready(struct mtd_info *mtd)
 	return readb(info->regs + S3C2410_NFSTAT) & S3C2410_NFSTAT_BUSY;
 }
 
-
 /* ECC handling functions */
 
-static int s3c2410_nand_correct_data(struct mtd_info *mtd, u_char *dat,
-				     u_char *read_ecc, u_char *calc_ecc)
+static int s3c2410_nand_correct_data(struct mtd_info *mtd, u_char *dat, u_char *read_ecc, u_char *calc_ecc)
 {
-	pr_debug("s3c2410_nand_correct_data(%p,%p,%p,%p)\n",
-		 mtd, dat, read_ecc, calc_ecc);
+	pr_debug("s3c2410_nand_correct_data(%p,%p,%p,%p)\n", mtd, dat, read_ecc, calc_ecc);
 
 	pr_debug("eccs: read %02x,%02x,%02x vs calc %02x,%02x,%02x\n",
-		 read_ecc[0], read_ecc[1], read_ecc[2],
-		 calc_ecc[0], calc_ecc[1], calc_ecc[2]);
+		 read_ecc[0], read_ecc[1], read_ecc[2], calc_ecc[0], calc_ecc[1], calc_ecc[2]);
 
-	if (read_ecc[0] == calc_ecc[0] &&
-	    read_ecc[1] == calc_ecc[1] &&
-	    read_ecc[2] == calc_ecc[2])
+	if (read_ecc[0] == calc_ecc[0] && read_ecc[1] == calc_ecc[1] && read_ecc[2] == calc_ecc[2])
 		return 0;
 
 	/* we curently have no method for correcting the error */
@@ -378,8 +368,7 @@ static void s3c2440_nand_enable_hwecc(struct mtd_info *mtd, int mode)
 	writel(ctrl | S3C2440_NFCONT_INITECC, info->regs + S3C2440_NFCONT);
 }
 
-static int s3c2410_nand_calculate_ecc(struct mtd_info *mtd,
-				      const u_char *dat, u_char *ecc_code)
+static int s3c2410_nand_calculate_ecc(struct mtd_info *mtd, const u_char *dat, u_char *ecc_code)
 {
 	struct s3c2410_nand_info *info = s3c2410_nand_mtd_toinfo(mtd);
 
@@ -387,15 +376,12 @@ static int s3c2410_nand_calculate_ecc(struct mtd_info *mtd,
 	ecc_code[1] = readb(info->regs + S3C2410_NFECC + 1);
 	ecc_code[2] = readb(info->regs + S3C2410_NFECC + 2);
 
-	pr_debug("calculate_ecc: returning ecc %02x,%02x,%02x\n",
-		 ecc_code[0], ecc_code[1], ecc_code[2]);
+	pr_debug("calculate_ecc: returning ecc %02x,%02x,%02x\n", ecc_code[0], ecc_code[1], ecc_code[2]);
 
 	return 0;
 }
 
-
-static int s3c2440_nand_calculate_ecc(struct mtd_info *mtd,
-				      const u_char *dat, u_char *ecc_code)
+static int s3c2440_nand_calculate_ecc(struct mtd_info *mtd, const u_char *dat, u_char *ecc_code)
 {
 	struct s3c2410_nand_info *info = s3c2410_nand_mtd_toinfo(mtd);
 	unsigned long ecc = readl(info->regs + S3C2440_NFMECC0);
@@ -404,13 +390,11 @@ static int s3c2440_nand_calculate_ecc(struct mtd_info *mtd,
 	ecc_code[1] = ecc >> 8;
 	ecc_code[2] = ecc >> 16;
 
-	pr_debug("calculate_ecc: returning ecc %02x,%02x,%02x\n",
-		 ecc_code[0], ecc_code[1], ecc_code[2]);
+	pr_debug("calculate_ecc: returning ecc %02x,%02x,%02x\n", ecc_code[0], ecc_code[1], ecc_code[2]);
 
 	return 0;
 }
 
-
 /* over-ride the standard functions for a little more speed. We can
  * use read/write block to move the data buffers to/from the controller
 */
@@ -421,8 +405,7 @@ static void s3c2410_nand_read_buf(struct mtd_info *mtd, u_char *buf, int len)
 	readsb(this->IO_ADDR_R, buf, len);
 }
 
-static void s3c2410_nand_write_buf(struct mtd_info *mtd,
-				   const u_char *buf, int len)
+static void s3c2410_nand_write_buf(struct mtd_info *mtd, const u_char *buf, int len)
 {
 	struct nand_chip *this = mtd->priv;
 	writesb(this->IO_ADDR_W, buf, len);
@@ -488,9 +471,7 @@ static int s3c2410_nand_add_partition(struct s3c2410_nand_info *info,
 		return add_mtd_device(&mtd->mtd);
 
 	if (set->nr_partitions > 0 && set->partitions != NULL) {
-		return add_mtd_partitions(&mtd->mtd,
-					  set->partitions,
-					  set->nr_partitions);
+		return add_mtd_partitions(&mtd->mtd, set->partitions, set->nr_partitions);
 	}
 
 	return add_mtd_device(&mtd->mtd);
@@ -654,13 +635,11 @@ static int s3c24xx_nand_probe(struct platform_device *pdev, int is_s3c2440)
 	nmtd = info->mtds;
 
 	for (setno = 0; setno < nr_sets; setno++, nmtd++) {
-		pr_debug("initialising set %d (%p, info %p)\n",
-			 setno, nmtd, info);
+		pr_debug("initialising set %d (%p, info %p)\n", setno, nmtd, info);
 
 		s3c2410_nand_init_chip(info, nmtd, sets);
 
-		nmtd->scan_res = nand_scan(&nmtd->mtd,
-					   (sets) ? sets->nr_chips : 1);
+		nmtd->scan_res = nand_scan(&nmtd->mtd, (sets) ? sets->nr_chips : 1);
 
 		if (nmtd->scan_res == 0) {
 			s3c2410_nand_add_partition(info, nmtd, sets);

+ 42 - 51
drivers/mtd/nand/sharpsl.c

@@ -46,7 +46,6 @@ static int sharpsl_phys_base = 0x0C000000;
 #define FLCLE		(1 << 1)
 #define FLCE0		(1 << 0)
 
-
 /*
  * MTD structure for SharpSL
  */
@@ -60,27 +59,26 @@ static struct mtd_info *sharpsl_mtd = NULL;
 static int nr_partitions;
 static struct mtd_partition sharpsl_nand_default_partition_info[] = {
 	{
-	.name = "System Area",
-	.offset = 0,
-	.size = 7 * 1024 * 1024,
-	},
+	 .name = "System Area",
+	 .offset = 0,
+	 .size = 7 * 1024 * 1024,
+	 },
 	{
-	.name = "Root Filesystem",
-	.offset = 7 * 1024 * 1024,
-	.size = 30 * 1024 * 1024,
-	},
+	 .name = "Root Filesystem",
+	 .offset = 7 * 1024 * 1024,
+	 .size = 30 * 1024 * 1024,
+	 },
 	{
-	.name = "Home Filesystem",
-	.offset = MTDPART_OFS_APPEND ,
-	.size = MTDPART_SIZ_FULL ,
-	},
+	 .name = "Home Filesystem",
+	 .offset = MTDPART_OFS_APPEND,
+	 .size = MTDPART_SIZ_FULL,
+	 },
 };
 
 /*
  *	hardware specific access to control-lines
  */
-static void
-sharpsl_nand_hwcontrol(struct mtd_info* mtd, int cmd)
+static void sharpsl_nand_hwcontrol(struct mtd_info *mtd, int cmd)
 {
 	switch (cmd) {
 	case NAND_CTL_SETCLE:
@@ -98,10 +96,10 @@ sharpsl_nand_hwcontrol(struct mtd_info* mtd, int cmd)
 		break;
 
 	case NAND_CTL_SETNCE:
-		writeb(readb(FLASHCTL) & ~(FLCE0|FLCE1), FLASHCTL);
+		writeb(readb(FLASHCTL) & ~(FLCE0 | FLCE1), FLASHCTL);
 		break;
 	case NAND_CTL_CLRNCE:
-		writeb(readb(FLASHCTL) | (FLCE0|FLCE1), FLASHCTL);
+		writeb(readb(FLASHCTL) | (FLCE0 | FLCE1), FLASHCTL);
 		break;
 	}
 }
@@ -126,27 +124,23 @@ static struct nand_oobinfo akita_oobinfo = {
 	.useecc = MTD_NANDECC_AUTOPLACE,
 	.eccbytes = 24,
 	.eccpos = {
-		0x5,  0x1,  0x2,  0x3,  0x6,  0x7,  0x15, 0x11,
-		0x12, 0x13, 0x16, 0x17, 0x25, 0x21, 0x22, 0x23,
-		0x26, 0x27, 0x35, 0x31, 0x32, 0x33, 0x36, 0x37},
-	.oobfree = { {0x08, 0x09} }
+		   0x5, 0x1, 0x2, 0x3, 0x6, 0x7, 0x15, 0x11,
+		   0x12, 0x13, 0x16, 0x17, 0x25, 0x21, 0x22, 0x23,
+		   0x26, 0x27, 0x35, 0x31, 0x32, 0x33, 0x36, 0x37},
+	.oobfree = {{0x08, 0x09}}
 };
 
-static int
-sharpsl_nand_dev_ready(struct mtd_info* mtd)
+static int sharpsl_nand_dev_ready(struct mtd_info *mtd)
 {
 	return !((readb(FLASHCTL) & FLRYBY) == 0);
 }
 
-static void
-sharpsl_nand_enable_hwecc(struct mtd_info* mtd, int mode)
+static void sharpsl_nand_enable_hwecc(struct mtd_info *mtd, int mode)
 {
-	writeb(0 ,ECCCLRR);
+	writeb(0, ECCCLRR);
 }
 
-static int
-sharpsl_nand_calculate_ecc(struct mtd_info* mtd, const u_char* dat,
-				u_char* ecc_code)
+static int sharpsl_nand_calculate_ecc(struct mtd_info *mtd, const u_char * dat, u_char * ecc_code)
 {
 	ecc_code[0] = ~readb(ECCLPUB);
 	ecc_code[1] = ~readb(ECCLPLB);
@@ -154,44 +148,40 @@ sharpsl_nand_calculate_ecc(struct mtd_info* mtd, const u_char* dat,
 	return readb(ECCCNTR) != 0;
 }
 
-
 #ifdef CONFIG_MTD_PARTITIONS
 const char *part_probes[] = { "cmdlinepart", NULL };
 #endif
 
-
 /*
  * Main initialization routine
  */
-int __init
-sharpsl_nand_init(void)
+int __init sharpsl_nand_init(void)
 {
 	struct nand_chip *this;
-	struct mtd_partition* sharpsl_partition_info;
+	struct mtd_partition *sharpsl_partition_info;
 	int err = 0;
 
 	/* Allocate memory for MTD device structure and private data */
-	sharpsl_mtd = kmalloc(sizeof(struct mtd_info) + sizeof(struct nand_chip),
-				GFP_KERNEL);
+	sharpsl_mtd = kmalloc(sizeof(struct mtd_info) + sizeof(struct nand_chip), GFP_KERNEL);
 	if (!sharpsl_mtd) {
-		printk ("Unable to allocate SharpSL NAND MTD device structure.\n");
+		printk("Unable to allocate SharpSL NAND MTD device structure.\n");
 		return -ENOMEM;
 	}
 
 	/* map physical adress */
 	sharpsl_io_base = ioremap(sharpsl_phys_base, 0x1000);
-	if(!sharpsl_io_base){
+	if (!sharpsl_io_base) {
 		printk("ioremap to access Sharp SL NAND chip failed\n");
 		kfree(sharpsl_mtd);
 		return -EIO;
 	}
 
 	/* Get pointer to private data */
-	this = (struct nand_chip *) (&sharpsl_mtd[1]);
+	this = (struct nand_chip *)(&sharpsl_mtd[1]);
 
 	/* Initialize structures */
-	memset((char *) sharpsl_mtd, 0, sizeof(struct mtd_info));
-	memset((char *) this, 0, sizeof(struct nand_chip));
+	memset(sharpsl_mtd, 0, sizeof(struct mtd_info));
+	memset(this, 0, sizeof(struct nand_chip));
 
 	/* Link the private data with the MTD structure */
 	sharpsl_mtd->priv = this;
@@ -221,7 +211,7 @@ sharpsl_nand_init(void)
 	this->correct_data = nand_correct_data;
 
 	/* Scan to find existence of the device */
-	err=nand_scan(sharpsl_mtd,1);
+	err = nand_scan(sharpsl_mtd, 1);
 	if (err) {
 		iounmap(sharpsl_io_base);
 		kfree(sharpsl_mtd);
@@ -230,24 +220,23 @@ sharpsl_nand_init(void)
 
 	/* Register the partitions */
 	sharpsl_mtd->name = "sharpsl-nand";
-	nr_partitions = parse_mtd_partitions(sharpsl_mtd, part_probes,
-						&sharpsl_partition_info, 0);
+	nr_partitions = parse_mtd_partitions(sharpsl_mtd, part_probes, &sharpsl_partition_info, 0);
 
 	if (nr_partitions <= 0) {
 		nr_partitions = DEFAULT_NUM_PARTITIONS;
 		sharpsl_partition_info = sharpsl_nand_default_partition_info;
 		if (machine_is_poodle()) {
-			sharpsl_partition_info[1].size=22 * 1024 * 1024;
+			sharpsl_partition_info[1].size = 22 * 1024 * 1024;
 		} else if (machine_is_corgi() || machine_is_shepherd()) {
-			sharpsl_partition_info[1].size=25 * 1024 * 1024;
+			sharpsl_partition_info[1].size = 25 * 1024 * 1024;
 		} else if (machine_is_husky()) {
-			sharpsl_partition_info[1].size=53 * 1024 * 1024;
+			sharpsl_partition_info[1].size = 53 * 1024 * 1024;
 		} else if (machine_is_spitz()) {
-			sharpsl_partition_info[1].size=5 * 1024 * 1024;
+			sharpsl_partition_info[1].size = 5 * 1024 * 1024;
 		} else if (machine_is_akita()) {
-			sharpsl_partition_info[1].size=58 * 1024 * 1024;
+			sharpsl_partition_info[1].size = 58 * 1024 * 1024;
 		} else if (machine_is_borzoi()) {
-			sharpsl_partition_info[1].size=32 * 1024 * 1024;
+			sharpsl_partition_info[1].size = 32 * 1024 * 1024;
 		}
 	}
 
@@ -261,6 +250,7 @@ sharpsl_nand_init(void)
 	/* Return happy */
 	return 0;
 }
+
 module_init(sharpsl_nand_init);
 
 /*
@@ -269,7 +259,7 @@ module_init(sharpsl_nand_init);
 #ifdef MODULE
 static void __exit sharpsl_nand_cleanup(void)
 {
-	struct nand_chip *this = (struct nand_chip *) &sharpsl_mtd[1];
+	struct nand_chip *this = (struct nand_chip *)&sharpsl_mtd[1];
 
 	/* Release resources, unregister device */
 	nand_release(sharpsl_mtd);
@@ -279,6 +269,7 @@ static void __exit sharpsl_nand_cleanup(void)
 	/* Free the MTD device structure */
 	kfree(sharpsl_mtd);
 }
+
 module_exit(sharpsl_nand_cleanup);
 #endif
 

+ 37 - 38
drivers/mtd/nand/spia.c

@@ -39,16 +39,16 @@ static struct mtd_info *spia_mtd = NULL;
  */
 #define SPIA_IO_BASE	0xd0000000	/* Start of EP7212 IO address space */
 #define SPIA_FIO_BASE	0xf0000000	/* Address where flash is mapped */
-#define SPIA_PEDR	0x0080		/*
-					 * IO offset to Port E data register
-					 * where the CLE, ALE and NCE pins
-					 * are wired to.
-					 */
-#define SPIA_PEDDR	0x00c0		/*
-					 * IO offset to Port E data direction
-					 * register so we can control the IO
-					 * lines.
-					 */
+#define SPIA_PEDR	0x0080	/*
+				 * IO offset to Port E data register
+				 * where the CLE, ALE and NCE pins
+				 * are wired to.
+				 */
+#define SPIA_PEDDR	0x00c0	/*
+				 * IO offset to Port E data direction
+				 * register so we can control the IO
+				 * lines.
+				 */
 
 /*
  * Module stuff
@@ -69,25 +69,23 @@ module_param(spia_peddr, int, 0);
  */
 static const struct mtd_partition partition_info[] = {
 	{
-		.name	= "SPIA flash partition 1",
-		.offset	= 0,
-		.size	= 2*1024*1024
-	},
+	 .name = "SPIA flash partition 1",
+	 .offset = 0,
+	 .size = 2 * 1024 * 1024},
 	{
-		.name	= "SPIA flash partition 2",
-		.offset	= 2*1024*1024,
-		.size	= 6*1024*1024
-	}
+	 .name = "SPIA flash partition 2",
+	 .offset = 2 * 1024 * 1024,
+	 .size = 6 * 1024 * 1024}
 };
-#define NUM_PARTITIONS 2
 
+#define NUM_PARTITIONS 2
 
 /*
  *	hardware specific access to control-lines
 */
-static void spia_hwcontrol(struct mtd_info *mtd, int cmd){
-
-    switch(cmd){
+static void spia_hwcontrol(struct mtd_info *mtd, int cmd)
+{
+	switch (cmd) {
 
 	case NAND_CTL_SETCLE: (*(volatile unsigned char *) (spia_io_base + spia_pedr)) |=  0x01; break;
 	case NAND_CTL_CLRCLE: (*(volatile unsigned char *) (spia_io_base + spia_pedr)) &= ~0x01; break;
@@ -97,30 +95,29 @@ static void spia_hwcontrol(struct mtd_info *mtd, int cmd){
 
 	case NAND_CTL_SETNCE: (*(volatile unsigned char *) (spia_io_base + spia_pedr)) &= ~0x04; break;
 	case NAND_CTL_CLRNCE: (*(volatile unsigned char *) (spia_io_base + spia_pedr)) |=  0x04; break;
-    }
+	}
 }
 
 /*
  * Main initialization routine
  */
-int __init spia_init (void)
+int __init spia_init(void)
 {
 	struct nand_chip *this;
 
 	/* Allocate memory for MTD device structure and private data */
-	spia_mtd = kmalloc (sizeof(struct mtd_info) + sizeof (struct nand_chip),
-				GFP_KERNEL);
+	spia_mtd = kmalloc(sizeof(struct mtd_info) + sizeof(struct nand_chip), GFP_KERNEL);
 	if (!spia_mtd) {
-		printk ("Unable to allocate SPIA NAND MTD device structure.\n");
+		printk("Unable to allocate SPIA NAND MTD device structure.\n");
 		return -ENOMEM;
 	}
 
 	/* Get pointer to private data */
-	this = (struct nand_chip *) (&spia_mtd[1]);
+	this = (struct nand_chip *)(&spia_mtd[1]);
 
 	/* Initialize structures */
-	memset((char *) spia_mtd, 0, sizeof(struct mtd_info));
-	memset((char *) this, 0, sizeof(struct nand_chip));
+	memset(spia_mtd, 0, sizeof(struct mtd_info));
+	memset(this, 0, sizeof(struct nand_chip));
 
 	/* Link the private data with the MTD structure */
 	spia_mtd->priv = this;
@@ -129,19 +126,19 @@ int __init spia_init (void)
 	 * Set GPIO Port E control register so that the pins are configured
 	 * to be outputs for controlling the NAND flash.
 	 */
-	(*(volatile unsigned char *) (spia_io_base + spia_peddr)) = 0x07;
+	(*(volatile unsigned char *)(spia_io_base + spia_peddr)) = 0x07;
 
 	/* Set address of NAND IO lines */
-	this->IO_ADDR_R = (void __iomem *) spia_fio_base;
-	this->IO_ADDR_W = (void __iomem *) spia_fio_base;
+	this->IO_ADDR_R = (void __iomem *)spia_fio_base;
+	this->IO_ADDR_W = (void __iomem *)spia_fio_base;
 	/* Set address of hardware control function */
 	this->hwcontrol = spia_hwcontrol;
 	/* 15 us command delay time */
 	this->chip_delay = 15;
 
 	/* Scan to find existence of the device */
-	if (nand_scan (spia_mtd, 1)) {
-		kfree (spia_mtd);
+	if (nand_scan(spia_mtd, 1)) {
+		kfree(spia_mtd);
 		return -ENXIO;
 	}
 
@@ -151,20 +148,22 @@ int __init spia_init (void)
 	/* Return happy */
 	return 0;
 }
+
 module_init(spia_init);
 
 /*
  * Clean up routine
  */
 #ifdef MODULE
-static void __exit spia_cleanup (void)
+static void __exit spia_cleanup(void)
 {
 	/* Release resources, unregister device */
-	nand_release (spia_mtd);
+	nand_release(spia_mtd);
 
 	/* Free the MTD device structure */
-	kfree (spia_mtd);
+	kfree(spia_mtd);
 }
+
 module_exit(spia_cleanup);
 #endif
 

+ 34 - 31
drivers/mtd/nand/toto.c

@@ -48,7 +48,7 @@ static unsigned long toto_io_base = OMAP_FLASH_1_BASE;
 
 #define T_NAND_CTL_CLRALE(iob)  gpiosetout(NAND_ALE, 0)
 #define T_NAND_CTL_SETALE(iob)  gpiosetout(NAND_ALE, NAND_ALE)
-#ifdef CONFIG_NAND_WORKAROUND     /* "some" dev boards busted, blue wired to rts2 :( */
+#ifdef CONFIG_NAND_WORKAROUND	/* "some" dev boards busted, blue wired to rts2 :( */
 #define T_NAND_CTL_CLRCLE(iob)  gpiosetout(NAND_CLE, 0); rts2setout(2, 2)
 #define T_NAND_CTL_SETCLE(iob)  gpiosetout(NAND_CLE, NAND_CLE); rts2setout(2, 0)
 #else
@@ -98,9 +98,8 @@ static struct mtd_partition partition_info32M[] = {
 static void toto_hwcontrol(struct mtd_info *mtd, int cmd)
 {
 
-	udelay(1); /* hopefully enough time for tc make proceding write to clear */
-	switch(cmd){
-
+	udelay(1);		/* hopefully enough time for tc make proceding write to clear */
+	switch (cmd) {
 		case NAND_CTL_SETCLE: T_NAND_CTL_SETCLE(cmd); break;
 		case NAND_CTL_CLRCLE: T_NAND_CTL_CLRCLE(cmd); break;
 
@@ -110,32 +109,31 @@ static void toto_hwcontrol(struct mtd_info *mtd, int cmd)
 		case NAND_CTL_SETNCE: T_NAND_CTL_SETNCE(cmd); break;
 		case NAND_CTL_CLRNCE: T_NAND_CTL_CLRNCE(cmd); break;
 	}
-	udelay(1); /* allow time to ensure gpio state to over take memory write */
+	udelay(1);		/* allow time to ensure gpio state to over take memory write */
 }
 
 /*
  * Main initialization routine
  */
-int __init toto_init (void)
+int __init toto_init(void)
 {
 	struct nand_chip *this;
 	int err = 0;
 
 	/* Allocate memory for MTD device structure and private data */
-	toto_mtd = kmalloc (sizeof(struct mtd_info) + sizeof (struct nand_chip),
-				GFP_KERNEL);
+	toto_mtd = kmalloc(sizeof(struct mtd_info) + sizeof(struct nand_chip), GFP_KERNEL);
 	if (!toto_mtd) {
-		printk (KERN_WARNING "Unable to allocate toto NAND MTD device structure.\n");
+		printk(KERN_WARNING "Unable to allocate toto NAND MTD device structure.\n");
 		err = -ENOMEM;
 		goto out;
 	}
 
 	/* Get pointer to private data */
-	this = (struct nand_chip *) (&toto_mtd[1]);
+	this = (struct nand_chip *)(&toto_mtd[1]);
 
 	/* Initialize structures */
-	memset((char *) toto_mtd, 0, sizeof(struct mtd_info));
-	memset((char *) this, 0, sizeof(struct nand_chip));
+	memset(toto_mtd, 0, sizeof(struct mtd_info));
+	memset(this, 0, sizeof(struct nand_chip));
 
 	/* Link the private data with the MTD structure */
 	toto_mtd->priv = this;
@@ -149,33 +147,37 @@ int __init toto_init (void)
 	this->chip_delay = 30;
 	this->eccmode = NAND_ECC_SOFT;
 
-        /* Scan to find existance of the device */
-	if (nand_scan (toto_mtd, 1)) {
+	/* Scan to find existance of the device */
+	if (nand_scan(toto_mtd, 1)) {
 		err = -ENXIO;
 		goto out_mtd;
 	}
 
 	/* Register the partitions */
-	switch(toto_mtd->size){
-		case SZ_64M: add_mtd_partitions(toto_mtd, partition_info64M, NUM_PARTITIONS64M); break;
-		case SZ_32M: add_mtd_partitions(toto_mtd, partition_info32M, NUM_PARTITIONS32M); break;
-		default: {
-			printk (KERN_WARNING "Unsupported Nand device\n");
+	switch (toto_mtd->size) {
+	case SZ_64M:
+		add_mtd_partitions(toto_mtd, partition_info64M, NUM_PARTITIONS64M);
+		break;
+	case SZ_32M:
+		add_mtd_partitions(toto_mtd, partition_info32M, NUM_PARTITIONS32M);
+		break;
+	default:{
+			printk(KERN_WARNING "Unsupported Nand device\n");
 			err = -ENXIO;
 			goto out_buf;
 		}
 	}
 
-    	gpioreserve(NAND_MASK);  /* claim our gpios */
-    	archflashwp(0,0);	 /* open up flash for writing */
+	gpioreserve(NAND_MASK);	/* claim our gpios */
+	archflashwp(0, 0);	/* open up flash for writing */
 
 	goto out;
 
-out_buf:
-	kfree (this->data_buf);
-out_mtd:
-	kfree (toto_mtd);
-out:
+ out_buf:
+	kfree(this->data_buf);
+ out_mtd:
+	kfree(toto_mtd);
+ out:
 	return err;
 }
 
@@ -184,20 +186,21 @@ module_init(toto_init);
 /*
  * Clean up routine
  */
-static void __exit toto_cleanup (void)
+static void __exit toto_cleanup(void)
 {
 	/* Release resources, unregister device */
-	nand_release (toto_mtd);
+	nand_release(toto_mtd);
 
 	/* Free the MTD device structure */
-	kfree (toto_mtd);
+	kfree(toto_mtd);
 
 	/* stop flash writes */
-	 archflashwp(0,1);
+	archflashwp(0, 1);
 
 	/* release gpios to system */
-	 gpiorelease(NAND_MASK);
+	gpiorelease(NAND_MASK);
 }
+
 module_exit(toto_cleanup);
 
 MODULE_LICENSE("GPL");

+ 5 - 6
drivers/mtd/nand/ts7250.c

@@ -88,7 +88,7 @@ static void ts7250_hwcontrol(struct mtd_info *mtd, int cmd)
 {
 	unsigned long ctrl = TS72XX_NAND_CONTROL_VIRT_BASE;
 
-	switch(cmd) {
+	switch (cmd) {
 	case NAND_CTL_SETCLE:
 		__raw_writeb(__raw_readb(ctrl) | 0x2, ctrl);
 		break;
@@ -132,8 +132,7 @@ static int __init ts7250_init(void)
 		return -ENXIO;
 
 	/* Allocate memory for MTD device structure and private data */
-	ts7250_mtd = kmalloc(sizeof(struct mtd_info) +
-				sizeof(struct nand_chip), GFP_KERNEL);
+	ts7250_mtd = kmalloc(sizeof(struct mtd_info) + sizeof(struct nand_chip), GFP_KERNEL);
 	if (!ts7250_mtd) {
 		printk("Unable to allocate TS7250 NAND MTD device structure.\n");
 		return -ENOMEM;
@@ -163,11 +162,9 @@ static int __init ts7250_init(void)
 		kfree(ts7250_mtd);
 		return -ENXIO;
 	}
-
 #ifdef CONFIG_MTD_PARTITIONS
 	ts7250_mtd->name = "ts7250-nand";
-	mtd_parts_nb = parse_mtd_partitions(ts7250_mtd, part_probes,
-						&mtd_parts, 0);
+	mtd_parts_nb = parse_mtd_partitions(ts7250_mtd, part_probes, &mtd_parts, 0);
 	if (mtd_parts_nb > 0)
 		part_type = "command line";
 	else
@@ -188,6 +185,7 @@ static int __init ts7250_init(void)
 	/* Return happy */
 	return 0;
 }
+
 module_init(ts7250_init);
 
 /*
@@ -201,6 +199,7 @@ static void __exit ts7250_cleanup(void)
 	/* Free the MTD device structure */
 	kfree(ts7250_mtd);
 }
+
 module_exit(ts7250_cleanup);
 
 MODULE_LICENSE("GPL");

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