X-Git-Url: http://www.aleph1.co.uk/gitweb/?p=yaffs2.git;a=blobdiff_plain;f=yaffs_tagscompat.c;h=1e0a1a1b195d583316b8e414e9642e80c2e779cb;hp=f6c40535088c05a9317c19a8324980ef6d5fa028;hb=3e5718ec7f0df7b76837d10583419b745cb27474;hpb=61dc66b5b6109ad05d8c5705154f9acec9907518

diff --git a/yaffs_tagscompat.c b/yaffs_tagscompat.c
index f6c4053..1e0a1a1 100644
--- a/yaffs_tagscompat.c
+++ b/yaffs_tagscompat.c
@@ -16,15 +16,15 @@
 #include "yaffs_ecc.h"
 #include "yaffs_getblockinfo.h"
 
-static void yaffs_HandleReadDataError(yaffs_Device * dev, int chunkInNAND);
+static void yaffs_HandleReadDataError(yaffs_Device *dev, int chunkInNAND);
 #ifdef NOTYET
-static void yaffs_CheckWrittenBlock(yaffs_Device * dev, int chunkInNAND);
-static void yaffs_HandleWriteChunkOk(yaffs_Device * dev, int chunkInNAND,
-				     const __u8 * data,
-				     const yaffs_Spare * spare);
-static void yaffs_HandleUpdateChunk(yaffs_Device * dev, int chunkInNAND,
-				    const yaffs_Spare * spare);
-static void yaffs_HandleWriteChunkError(yaffs_Device * dev, int chunkInNAND);
+static void yaffs_CheckWrittenBlock(yaffs_Device *dev, int chunkInNAND);
+static void yaffs_HandleWriteChunkOk(yaffs_Device *dev, int chunkInNAND,
+				     const __u8 *data,
+				     const yaffs_Spare *spare);
+static void yaffs_HandleUpdateChunk(yaffs_Device *dev, int chunkInNAND,
+				    const yaffs_Spare *spare);
+static void yaffs_HandleWriteChunkError(yaffs_Device *dev, int chunkInNAND);
 #endif
 
 static const char yaffs_countBitsTable[256] = {
@@ -55,13 +55,13 @@ int yaffs_CountBits(__u8 x)
 
 /********** Tags ECC calculations  *********/
 
-void yaffs_CalcECC(const __u8 * data, yaffs_Spare * spare)
+void yaffs_CalcECC(const __u8 *data, yaffs_Spare *spare)
 {
 	yaffs_ECCCalculate(data, spare->ecc1);
 	yaffs_ECCCalculate(&data[256], spare->ecc2);
 }
 
-void yaffs_CalcTagsECC(yaffs_Tags * tags)
+void yaffs_CalcTagsECC(yaffs_Tags *tags)
 {
 	/* Calculate an ecc */
 
@@ -75,9 +75,8 @@ void yaffs_CalcTagsECC(yaffs_Tags * tags)
 	for (i = 0; i < 8; i++) {
 		for (j = 1; j & 0xff; j <<= 1) {
 			bit++;
-			if (b[i] & j) {
+			if (b[i] & j)
 				ecc ^= bit;
-			}
 		}
 	}
 
@@ -85,7 +84,7 @@ void yaffs_CalcTagsECC(yaffs_Tags * tags)
 
 }
 
-int yaffs_CheckECCOnTags(yaffs_Tags * tags)
+int yaffs_CheckECCOnTags(yaffs_Tags *tags)
 {
 	unsigned ecc = tags->ecc;
 
@@ -116,8 +115,8 @@ int yaffs_CheckECCOnTags(yaffs_Tags * tags)
 
 /********** Tags **********/
 
-static void yaffs_LoadTagsIntoSpare(yaffs_Spare * sparePtr,
-				    yaffs_Tags * tagsPtr)
+static void yaffs_LoadTagsIntoSpare(yaffs_Spare *sparePtr,
+				yaffs_Tags *tagsPtr)
 {
 	yaffs_TagsUnion *tu = (yaffs_TagsUnion *) tagsPtr;
 
@@ -133,8 +132,8 @@ static void yaffs_LoadTagsIntoSpare(yaffs_Spare * sparePtr,
 	sparePtr->tagByte7 = tu->asBytes[7];
 }
 
-static void yaffs_GetTagsFromSpare(yaffs_Device * dev, yaffs_Spare * sparePtr,
-				   yaffs_Tags * tagsPtr)
+static void yaffs_GetTagsFromSpare(yaffs_Device *dev, yaffs_Spare *sparePtr,
+				yaffs_Tags *tagsPtr)
 {
 	yaffs_TagsUnion *tu = (yaffs_TagsUnion *) tagsPtr;
 	int result;
@@ -149,21 +148,20 @@ static void yaffs_GetTagsFromSpare(yaffs_Device * dev, yaffs_Spare * sparePtr,
 	tu->asBytes[7] = sparePtr->tagByte7;
 
 	result = yaffs_CheckECCOnTags(tagsPtr);
-	if (result > 0) {
+	if (result > 0)
 		dev->tagsEccFixed++;
-	} else if (result < 0) {
+	else if (result < 0)
 		dev->tagsEccUnfixed++;
-	}
 }
 
-static void yaffs_SpareInitialise(yaffs_Spare * spare)
+static void yaffs_SpareInitialise(yaffs_Spare *spare)
 {
 	memset(spare, 0xFF, sizeof(yaffs_Spare));
 }
 
 static int yaffs_WriteChunkToNAND(struct yaffs_DeviceStruct *dev,
-				  int chunkInNAND, const __u8 * data,
-				  yaffs_Spare * spare)
+				int chunkInNAND, const __u8 *data,
+				yaffs_Spare *spare)
 {
 	if (chunkInNAND < dev->startBlock * dev->nChunksPerBlock) {
 		T(YAFFS_TRACE_ERROR,
@@ -178,9 +176,9 @@ static int yaffs_WriteChunkToNAND(struct yaffs_DeviceStruct *dev,
 
 static int yaffs_ReadChunkFromNAND(struct yaffs_DeviceStruct *dev,
 				   int chunkInNAND,
-				   __u8 * data,
-				   yaffs_Spare * spare,
-				   yaffs_ECCResult * eccResult,
+				   __u8 *data,
+				   yaffs_Spare *spare,
+				   yaffs_ECCResult *eccResult,
 				   int doErrorCorrection)
 {
 	int retVal;
@@ -253,12 +251,11 @@ static int yaffs_ReadChunkFromNAND(struct yaffs_DeviceStruct *dev,
 		/* Must allocate enough memory for spare+2*sizeof(int) */
 		/* for ecc results from device. */
 		struct yaffs_NANDSpare nspare;
-		
-		memset(&nspare,0,sizeof(nspare));
-		
-		retVal =
-		    dev->readChunkFromNAND(dev, chunkInNAND, data,
-					   (yaffs_Spare *) & nspare);
+
+		memset(&nspare, 0, sizeof(nspare));
+
+		retVal = dev->readChunkFromNAND(dev, chunkInNAND, data,
+					(yaffs_Spare *) &nspare);
 		memcpy(spare, &nspare, sizeof(yaffs_Spare));
 		if (data && doErrorCorrection) {
 			if (nspare.eccres1 > 0) {
@@ -306,8 +303,7 @@ static int yaffs_ReadChunkFromNAND(struct yaffs_DeviceStruct *dev,
 static int yaffs_CheckChunkErased(struct yaffs_DeviceStruct *dev,
 				  int chunkInNAND)
 {
-
-	static int init = 0;
+	static int init;
 	static __u8 cmpbuf[YAFFS_BYTES_PER_CHUNK];
 	static __u8 data[YAFFS_BYTES_PER_CHUNK];
 	/* Might as well always allocate the larger size for */
@@ -335,7 +331,7 @@ static int yaffs_CheckChunkErased(struct yaffs_DeviceStruct *dev,
  * Functions for robustisizing
  */
 
-static void yaffs_HandleReadDataError(yaffs_Device * dev, int chunkInNAND)
+static void yaffs_HandleReadDataError(yaffs_Device *dev, int chunkInNAND)
 {
 	int blockInNAND = chunkInNAND / dev->nChunksPerBlock;
 
@@ -352,22 +348,22 @@ static void yaffs_HandleReadDataError(yaffs_Device * dev, int chunkInNAND)
 }
 
 #ifdef NOTYET
-static void yaffs_CheckWrittenBlock(yaffs_Device * dev, int chunkInNAND)
+static void yaffs_CheckWrittenBlock(yaffs_Device *dev, int chunkInNAND)
 {
 }
 
-static void yaffs_HandleWriteChunkOk(yaffs_Device * dev, int chunkInNAND,
-				     const __u8 * data,
-				     const yaffs_Spare * spare)
+static void yaffs_HandleWriteChunkOk(yaffs_Device *dev, int chunkInNAND,
+				     const __u8 *data,
+				     const yaffs_Spare *spare)
 {
 }
 
-static void yaffs_HandleUpdateChunk(yaffs_Device * dev, int chunkInNAND,
-				    const yaffs_Spare * spare)
+static void yaffs_HandleUpdateChunk(yaffs_Device *dev, int chunkInNAND,
+				    const yaffs_Spare *spare)
 {
 }
 
-static void yaffs_HandleWriteChunkError(yaffs_Device * dev, int chunkInNAND)
+static void yaffs_HandleWriteChunkError(yaffs_Device *dev, int chunkInNAND)
 {
 	int blockInNAND = chunkInNAND / dev->nChunksPerBlock;
 
@@ -377,8 +373,8 @@ static void yaffs_HandleWriteChunkError(yaffs_Device * dev, int chunkInNAND)
 	yaffs_DeleteChunk(dev, chunkInNAND, 1, __LINE__);
 }
 
-static int yaffs_VerifyCompare(const __u8 * d0, const __u8 * d1,
-			       const yaffs_Spare * s0, const yaffs_Spare * s1)
+static int yaffs_VerifyCompare(const __u8 *d0, const __u8 *d1,
+			       const yaffs_Spare *s0, const yaffs_Spare *s1)
 {
 
 	if (memcmp(d0, d1, YAFFS_BYTES_PER_CHUNK) != 0 ||
@@ -402,11 +398,10 @@ static int yaffs_VerifyCompare(const __u8 * d0, const __u8 * d1,
 }
 #endif				/* NOTYET */
 
-int yaffs_TagsCompatabilityWriteChunkWithTagsToNAND(yaffs_Device * dev,
-						    int chunkInNAND,
-						    const __u8 * data,
-						    const yaffs_ExtendedTags *
-						    eTags)
+int yaffs_TagsCompatabilityWriteChunkWithTagsToNAND(yaffs_Device *dev,
+						int chunkInNAND,
+						const __u8 *data,
+						const yaffs_ExtendedTags *eTags)
 {
 	yaffs_Spare spare;
 	yaffs_Tags tags;
@@ -420,13 +415,13 @@ int yaffs_TagsCompatabilityWriteChunkWithTagsToNAND(yaffs_Device * dev,
 		tags.chunkId = eTags->chunkId;
 
 		tags.byteCountLSB = eTags->byteCount & 0x3ff;
-		
-		if(dev->nDataBytesPerChunk >= 1024){
+
+		if (dev->nDataBytesPerChunk >= 1024) {
 			tags.byteCountMSB = (eTags->byteCount >> 10) & 3;
 		} else {
 			tags.byteCountMSB = 3;
 		}
-		
+
 
 		tags.serialNumber = eTags->serialNumber;
 
@@ -440,10 +435,10 @@ int yaffs_TagsCompatabilityWriteChunkWithTagsToNAND(yaffs_Device * dev,
 	return yaffs_WriteChunkToNAND(dev, chunkInNAND, data, &spare);
 }
 
-int yaffs_TagsCompatabilityReadChunkWithTagsFromNAND(yaffs_Device * dev,
+int yaffs_TagsCompatabilityReadChunkWithTagsFromNAND(yaffs_Device *dev,
 						     int chunkInNAND,
-						     __u8 * data,
-						     yaffs_ExtendedTags * eTags)
+						     __u8 *data,
+						     yaffs_ExtendedTags *eTags)
 {
 
 	yaffs_Spare spare;
@@ -451,7 +446,7 @@ int yaffs_TagsCompatabilityReadChunkWithTagsFromNAND(yaffs_Device * dev,
 	yaffs_ECCResult eccResult = YAFFS_ECC_RESULT_UNKNOWN;
 
 	static yaffs_Spare spareFF;
-	static int init = 0;
+	static int init;
 
 	if (!init) {
 		memset(&spareFF, 0xFF, sizeof(spareFF));
@@ -481,7 +476,7 @@ int yaffs_TagsCompatabilityReadChunkWithTagsFromNAND(yaffs_Device * dev,
 				eTags->chunkId = tags.chunkId;
 				eTags->byteCount = tags.byteCountLSB;
 
-				if(dev->nDataBytesPerChunk >= 1024)
+				if (dev->nDataBytesPerChunk >= 1024)
 					eTags->byteCount |= (((unsigned) tags.byteCountMSB) << 10);
 
 				eTags->serialNumber = tags.serialNumber;