X-Git-Url: https://git.stricted.de/?p=GitHub%2Fmt8127%2Fandroid_kernel_alcatel_ttab.git;a=blobdiff_plain;f=drivers%2Fmtd%2Fnand%2Fomap2.c;h=e9b1797cdb5f06ac4e0d38c3fd4486dbfbc3d13a;hp=8e820ddf4e085ba0091c7238085395b40c4b0c39;hb=b4350432998578500203d562d5b093c6a5beadd2;hpb=bf61c8840efe60fd8f91446860b63338fb424158

diff --git a/drivers/mtd/nand/omap2.c b/drivers/mtd/nand/omap2.c
index 8e820ddf4e08..e9b1797cdb5f 100644
--- a/drivers/mtd/nand/omap2.c
+++ b/drivers/mtd/nand/omap2.c
@@ -948,7 +948,7 @@ static int omap_calculate_ecc(struct mtd_info *mtd, const u_char *dat,
 	u32 val;
 
 	val = readl(info->reg.gpmc_ecc_config);
-	if (((val >> ECC_CONFIG_CS_SHIFT)  & ~CS_MASK) != info->gpmc_cs)
+	if (((val >> ECC_CONFIG_CS_SHIFT) & CS_MASK) != info->gpmc_cs)
 		return -EINVAL;
 
 	/* read ecc result */
@@ -1023,9 +1023,9 @@ static int omap_wait(struct mtd_info *mtd, struct nand_chip *chip)
 	int status, state = this->state;
 
 	if (state == FL_ERASING)
-		timeo += (HZ * 400) / 1000;
+		timeo += msecs_to_jiffies(400);
 	else
-		timeo += (HZ * 20) / 1000;
+		timeo += msecs_to_jiffies(20);
 
 	writeb(NAND_CMD_STATUS & 0xFF, info->reg.gpmc_nand_command);
 	while (time_before(jiffies, timeo)) {
@@ -1463,7 +1463,7 @@ static int omap_elm_correct_data(struct mtd_info *mtd, u_char *data,
 
 	/* Check if any error reported */
 	if (!is_error_reported)
-		return 0;
+		return stat;
 
 	/* Decode BCH error using ELM module */
 	elm_decode_bch_error_page(info->elm_dev, ecc_vec, err_vec);
@@ -1701,8 +1701,9 @@ static int omap3_init_bch(struct mtd_info *mtd, int ecc_opt)
 		elm_node = of_find_node_by_phandle(be32_to_cpup(parp));
 		pdev = of_find_device_by_node(elm_node);
 		info->elm_dev = &pdev->dev;
-		elm_config(info->elm_dev, bch_type);
-		info->is_elm_used = true;
+
+		if (elm_config(info->elm_dev, bch_type) == 0)
+			info->is_elm_used = true;
 	}
 
 	if (info->is_elm_used && (mtd->writesize <= 4096)) {