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-rw-r--r--drivers/mtd/mtdchar.c2
-rw-r--r--drivers/mtd/mtdpart.c2
-rw-r--r--include/linux/mtd/mtd.h19
3 files changed, 15 insertions, 8 deletions
diff --git a/drivers/mtd/mtdchar.c b/drivers/mtd/mtdchar.c
index 234e3d27143c..4b1772feeafc 100644
--- a/drivers/mtd/mtdchar.c
+++ b/drivers/mtd/mtdchar.c
@@ -925,7 +925,7 @@ static int mtdchar_ioctl(struct file *file, u_int cmd, u_long arg)
925 switch (mfi->mode) { 925 switch (mfi->mode) {
926 case MTD_FILE_MODE_OTP_FACTORY: 926 case MTD_FILE_MODE_OTP_FACTORY:
927 if (mtd->get_fact_prot_info) 927 if (mtd->get_fact_prot_info)
928 ret = mtd->get_fact_prot_info(mtd, buf, 4096); 928 ret = mtd_get_fact_prot_info(mtd, buf, 4096);
929 break; 929 break;
930 case MTD_FILE_MODE_OTP_USER: 930 case MTD_FILE_MODE_OTP_USER:
931 if (mtd->get_user_prot_info) 931 if (mtd->get_user_prot_info)
diff --git a/drivers/mtd/mtdpart.c b/drivers/mtd/mtdpart.c
index 8a46cd2bb78f..6bed8bb3b15d 100644
--- a/drivers/mtd/mtdpart.c
+++ b/drivers/mtd/mtdpart.c
@@ -175,7 +175,7 @@ static int part_get_fact_prot_info(struct mtd_info *mtd, struct otp_info *buf,
175 size_t len) 175 size_t len)
176{ 176{
177 struct mtd_part *part = PART(mtd); 177 struct mtd_part *part = PART(mtd);
178 return part->master->get_fact_prot_info(part->master, buf, len); 178 return mtd_get_fact_prot_info(part->master, buf, len);
179} 179}
180 180
181static int part_write(struct mtd_info *mtd, loff_t to, size_t len, 181static int part_write(struct mtd_info *mtd, loff_t to, size_t len,
diff --git a/include/linux/mtd/mtd.h b/include/linux/mtd/mtd.h
index abbc96ad3b2c..9a7a7f2d2296 100644
--- a/include/linux/mtd/mtd.h
+++ b/include/linux/mtd/mtd.h
@@ -192,18 +192,14 @@ struct mtd_info {
192 struct mtd_oob_ops *ops); 192 struct mtd_oob_ops *ops);
193 int (*write_oob) (struct mtd_info *mtd, loff_t to, 193 int (*write_oob) (struct mtd_info *mtd, loff_t to,
194 struct mtd_oob_ops *ops); 194 struct mtd_oob_ops *ops);
195 int (*get_fact_prot_info) (struct mtd_info *mtd, struct otp_info *buf,
196 size_t len);
195 197
196 /* Backing device capabilities for this device 198 /* Backing device capabilities for this device
197 * - provides mmap capabilities 199 * - provides mmap capabilities
198 */ 200 */
199 struct backing_dev_info *backing_dev_info; 201 struct backing_dev_info *backing_dev_info;
200 202
201 /*
202 * Methods to access the protection register area, present in some
203 * flash devices. The user data is one time programmable but the
204 * factory data is read only.
205 */
206 int (*get_fact_prot_info) (struct mtd_info *mtd, struct otp_info *buf, size_t len);
207 int (*read_fact_prot_reg) (struct mtd_info *mtd, loff_t from, size_t len, size_t *retlen, u_char *buf); 203 int (*read_fact_prot_reg) (struct mtd_info *mtd, loff_t from, size_t len, size_t *retlen, u_char *buf);
208 int (*get_user_prot_info) (struct mtd_info *mtd, struct otp_info *buf, size_t len); 204 int (*get_user_prot_info) (struct mtd_info *mtd, struct otp_info *buf, size_t len);
209 int (*read_user_prot_reg) (struct mtd_info *mtd, loff_t from, size_t len, size_t *retlen, u_char *buf); 205 int (*read_user_prot_reg) (struct mtd_info *mtd, loff_t from, size_t len, size_t *retlen, u_char *buf);
@@ -330,6 +326,17 @@ static inline int mtd_write_oob(struct mtd_info *mtd, loff_t to,
330 return mtd->write_oob(mtd, to, ops); 326 return mtd->write_oob(mtd, to, ops);
331} 327}
332 328
329/*
330 * Method to access the protection register area, present in some flash
331 * devices. The user data is one time programmable but the factory data is read
332 * only.
333 */
334static inline int mtd_get_fact_prot_info(struct mtd_info *mtd,
335 struct otp_info *buf, size_t len)
336{
337 return mtd->get_fact_prot_info(mtd, buf, len);
338}
339
333static inline struct mtd_info *dev_to_mtd(struct device *dev) 340static inline struct mtd_info *dev_to_mtd(struct device *dev)
334{ 341{
335 return dev ? dev_get_drvdata(dev) : NULL; 342 return dev ? dev_get_drvdata(dev) : NULL;