add build kerneldeb

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2023-11-23 7d07b3ae8ddad407913c5301877e694430a3263f

 kernel/drivers/soc/rockchip/mtd_vendor_storage.c
..
..
@@ -16,38 +16,13 @@
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 #include <linux/soc/rockchip/rk_vendor_storage.h>
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 #include <linux/uaccess.h>
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 #include <linux/vmalloc.h>
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+#include <misc/rkflash_vendor_storage.h>
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 #define MTD_VENDOR_PART_START		0
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-#define MTD_VENDOR_PART_SIZE		8
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+#define MTD_VENDOR_PART_SIZE		FLASH_VENDOR_PART_SIZE
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+#define MTD_VENDOR_NOR_BLOCK_SIZE	128
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 #define MTD_VENDOR_PART_NUM		1
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-#define MTD_VENDOR_TAG			0x524B5644
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-
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-struct rk_vendor_req {
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-	u32 tag;
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-	u16 id;
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-	u16 len;
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-	u8 data[1024];
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-};
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-
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-struct vendor_item {
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-	u16  id;
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-	u16  offset;
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-	u16  size;
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-	u16  flag;
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-};
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-
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-struct vendor_info {
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-	u32	tag;
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-	u32	version;
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-	u16	next_index;
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-	u16	item_num;
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-	u16	free_offset;
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-	u16	free_size;
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-	struct	vendor_item item[62];
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-	u8	data[MTD_VENDOR_PART_SIZE * 512 - 512 - 8];
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-	u32	hash;
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-	u32	version2;
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-};
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+#define MTD_VENDOR_TAG			VENDOR_HEAD_TAG
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26
 
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 struct mtd_nand_info {
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 	u32 blk_offset;
..
..
@@ -65,14 +40,11 @@
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 #define GET_LOCK_FLAG_IO	_IOW('r', 0x53, unsigned int)
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 #endif
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42
 
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-#define VENDOR_REQ_TAG		0x56524551
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-#define VENDOR_READ_IO		_IOW('v', 0x01, unsigned int)
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-#define VENDOR_WRITE_IO		_IOW('v', 0x02, unsigned int)
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-
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43
 static u8 *g_idb_buffer;
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-static struct vendor_info *g_vendor;
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+static struct flash_vendor_info *g_vendor;
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 static DEFINE_MUTEX(vendor_ops_mutex);
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 static struct mtd_info *mtd;
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+static u32 mtd_erase_size;
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 static const char *vendor_mtd_name = "vnvm";
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 static struct mtd_nand_info nand_info;
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50
 
..
..
@@ -83,8 +55,8 @@
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 	struct erase_info ei;
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 re_write:
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-	if (nand_info.page_offset >= mtd->erasesize) {
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-		nand_info.blk_offset += mtd->erasesize;
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+	if (nand_info.page_offset >= mtd_erase_size) {
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+		nand_info.blk_offset += mtd_erase_size;
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 		if (nand_info.blk_offset >= mtd->size)
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 			nand_info.blk_offset = 0;
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 		if (mtd_block_isbad(mtd, nand_info.blk_offset))
..
..
@@ -92,7 +64,7 @@
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 		memset(&ei, 0, sizeof(struct erase_info));
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 		ei.addr = nand_info.blk_offset;
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-		ei.len	= mtd->erasesize;
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+		ei.len	= mtd_erase_size;
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 		if (mtd_erase(mtd, &ei))
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 			goto re_write;
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70
 
..
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@@ -129,7 +101,15 @@
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 	nand_info.ops_size = (sizeof(*g_vendor) + mtd->writesize - 1) / mtd->writesize;
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 	nand_info.ops_size *= mtd->writesize;
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-	for (offset = 0; offset < mtd->size; offset += mtd->erasesize) {
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+	/*
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+	 * The NOR FLASH erase size maybe config as 4KB, need to re-define
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+	 * and maintain consistency with uboot.
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+	 */
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+	mtd_erase_size = mtd->erasesize;
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+	if (mtd_erase_size <= MTD_VENDOR_NOR_BLOCK_SIZE * 512)
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+		mtd_erase_size = MTD_VENDOR_NOR_BLOCK_SIZE * 512;
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+
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+	for (offset = 0; offset < mtd->size; offset += mtd_erase_size) {
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 		if (!mtd_block_isbad(mtd, offset)) {
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 			err = mtd_read(mtd, offset, sizeof(*g_vendor),
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 				       &bytes_read, (u8 *)g_vendor);
..
..
@@ -144,11 +124,11 @@
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 				}
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 			}
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 		} else if (nand_info.blk_offset == offset)
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-			nand_info.blk_offset += mtd->erasesize;
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+			nand_info.blk_offset += mtd_erase_size;
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 	}
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 	if (nand_info.version) {
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-		for (offset = mtd->erasesize - nand_info.ops_size;
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+		for (offset = mtd_erase_size - nand_info.ops_size;
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 		     offset >= 0;
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 		     offset -= nand_info.ops_size) {
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134
 			err = mtd_read(mtd, nand_info.blk_offset + offset,
..
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@@ -174,7 +154,10 @@
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 			if (bytes_read == sizeof(*g_vendor) &&
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 			    g_vendor->tag == MTD_VENDOR_TAG &&
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 			    g_vendor->version == g_vendor->version2) {
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-				nand_info.version = g_vendor->version;
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+				if (nand_info.version > g_vendor->version)
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+					g_vendor->version = nand_info.version;
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+				else
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+					nand_info.version = g_vendor->version;
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 				break;
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 			}
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 		}
..
..
@@ -184,11 +167,11 @@
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 		g_vendor->tag = MTD_VENDOR_TAG;
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 		g_vendor->free_size = sizeof(g_vendor->data);
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 		g_vendor->version2 = g_vendor->version;
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-		for (offset = 0; offset < mtd->size; offset += mtd->erasesize) {
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+		for (offset = 0; offset < mtd->size; offset += mtd_erase_size) {
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 			if (!mtd_block_isbad(mtd, offset)) {
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 				memset(&ei, 0, sizeof(struct erase_info));
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 				ei.addr = nand_info.blk_offset + offset;
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-				ei.len  = mtd->erasesize;
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+				ei.len  = mtd_erase_size;
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 				mtd_erase(mtd, &ei);
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 			}
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 		}
..
..
@@ -305,7 +288,7 @@
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 {
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 	long ret = -1;
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 	int size;
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-	struct rk_vendor_req *v_req;
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+	struct RK_VENDOR_REQ *v_req;
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292
 	u32 *page_buf;
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293
 
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 	page_buf = kmalloc(4096, GFP_KERNEL);
..
..
@@ -314,7 +297,7 @@
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297
 
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 	mutex_lock(&vendor_ops_mutex);
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-	v_req = (struct rk_vendor_req *)page_buf;
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+	v_req = (struct RK_VENDOR_REQ *)page_buf;
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301
 
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 	switch (cmd) {
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 	case VENDOR_READ_IO: