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authorChuanxiao Dong <chuanxiao.dong@intel.com>2010-08-11 06:19:23 -0400
committerDavid Woodhouse <David.Woodhouse@intel.com>2010-08-12 06:10:40 -0400
commit7d8a26fd22c6944cb18a67c5b8d8255608a3ba98 (patch)
tree51291248a39228cb7bd097fb2402c177e5d48bfb /drivers/mtd
parent628bfd4164502fa531b6d284cb6a18e337ec3f20 (diff)
nand/denali: Add a page check in denali_read_page & denali_read_page_raw
Signed-off-by: Chuanxiao Dong <chuanxiao.dong@intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
Diffstat (limited to 'drivers/mtd')
-rw-r--r--drivers/mtd/nand/denali.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/mtd/nand/denali.c b/drivers/mtd/nand/denali.c
index 5f7c8c8b8b67..017cde48f75d 100644
--- a/drivers/mtd/nand/denali.c
+++ b/drivers/mtd/nand/denali.c
@@ -1149,6 +1149,13 @@ static int denali_read_page(struct mtd_info *mtd, struct nand_chip *chip,
1149 INTR_STATUS0__ECC_ERR; 1149 INTR_STATUS0__ECC_ERR;
1150 bool check_erased_page = false; 1150 bool check_erased_page = false;
1151 1151
1152 if (page != denali->page) {
1153 dev_err(&denali->dev->dev, "IN %s: page %d is not"
1154 " equal to denali->page %d, investigate!!",
1155 __func__, page, denali->page);
1156 BUG();
1157 }
1158
1152 setup_ecc_for_xfer(denali, true, false); 1159 setup_ecc_for_xfer(denali, true, false);
1153 1160
1154 denali_enable_dma(denali, true); 1161 denali_enable_dma(denali, true);
@@ -1193,6 +1200,13 @@ static int denali_read_page_raw(struct mtd_info *mtd, struct nand_chip *chip,
1193 uint32_t irq_status = 0; 1200 uint32_t irq_status = 0;
1194 uint32_t irq_mask = INTR_STATUS0__DMA_CMD_COMP; 1201 uint32_t irq_mask = INTR_STATUS0__DMA_CMD_COMP;
1195 1202
1203 if (page != denali->page) {
1204 dev_err(&denali->dev->dev, "IN %s: page %d is not"
1205 " equal to denali->page %d, investigate!!",
1206 __func__, page, denali->page);
1207 BUG();
1208 }
1209
1196 setup_ecc_for_xfer(denali, false, true); 1210 setup_ecc_for_xfer(denali, false, true);
1197 denali_enable_dma(denali, true); 1211 denali_enable_dma(denali, true);
1198 1212