summary refs log tree commit diff
path: root/drivers/mtd/chips
diff options
context:
space:
mode:
authorDavid Woodhouse <David.Woodhouse@intel.com>2008-08-07 11:55:07 +0100
committerDavid Woodhouse <David.Woodhouse@intel.com>2008-08-07 11:55:07 +0100
commitc314dfdc358847eef0fc07ec8682e1acc8cadd00 (patch)
tree46cd8005aeafaca0e6298f37e18c6bc0c3b41384 /drivers/mtd/chips
parent8c64038e4c077b2b37c6b27d0c40c77a3ddfaeef (diff)
downloadlinux-c314dfdc358847eef0fc07ec8682e1acc8cadd00.tar.gz
[MTD] [NOR] Rename and export new cfi_qry_*() functions
They need to be exported, so let's give them less generic-sounding names
while we're at it.

Original export patch, along with the suggestion about the nomenclature,
from Stephen Rothwell.

Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
Diffstat (limited to 'drivers/mtd/chips')
-rw-r--r--drivers/mtd/chips/cfi_probe.c20
-rw-r--r--drivers/mtd/chips/cfi_util.c26
2 files changed, 25 insertions, 21 deletions
diff --git a/drivers/mtd/chips/cfi_probe.c b/drivers/mtd/chips/cfi_probe.c
index e706be2ad0cb..e63e6749429a 100644
--- a/drivers/mtd/chips/cfi_probe.c
+++ b/drivers/mtd/chips/cfi_probe.c
@@ -44,14 +44,14 @@ do { \
 
 #define xip_enable(base, map, cfi) \
 do { \
-	qry_mode_off(base, map, cfi); \
+	cfi_qry_mode_off(base, map, cfi);		\
 	xip_allowed(base, map); \
 } while (0)
 
 #define xip_disable_qry(base, map, cfi) \
 do { \
 	xip_disable(); \
-	qry_mode_on(base, map, cfi); \
+	cfi_qry_mode_on(base, map, cfi); \
 } while (0)
 
 #else
@@ -87,7 +87,7 @@ static int __xipram cfi_probe_chip(struct map_info *map, __u32 base,
 	}
 
 	xip_disable();
-	if (!qry_mode_on(base, map, cfi)) {
+	if (!cfi_qry_mode_on(base, map, cfi)) {
 		xip_enable(base, map, cfi);
 		return 0;
 	}
@@ -108,13 +108,13 @@ static int __xipram cfi_probe_chip(struct map_info *map, __u32 base,
  		start = i << cfi->chipshift;
 		/* This chip should be in read mode if it's one
 		   we've already touched. */
-		if (qry_present(map, start, cfi)) {
+		if (cfi_qry_present(map, start, cfi)) {
 			/* Eep. This chip also had the QRY marker.
 			 * Is it an alias for the new one? */
-			qry_mode_off(start, map, cfi);
+			cfi_qry_mode_off(start, map, cfi);
 
 			/* If the QRY marker goes away, it's an alias */
-			if (!qry_present(map, start, cfi)) {
+			if (!cfi_qry_present(map, start, cfi)) {
 				xip_allowed(base, map);
 				printk(KERN_DEBUG "%s: Found an alias at 0x%x for the chip at 0x%lx\n",
 				       map->name, base, start);
@@ -124,9 +124,9 @@ static int __xipram cfi_probe_chip(struct map_info *map, __u32 base,
 			 * unfortunate. Stick the new chip in read mode
 			 * too and if it's the same, assume it's an alias. */
 			/* FIXME: Use other modes to do a proper check */
-			qry_mode_off(base, map, cfi);
+			cfi_qry_mode_off(base, map, cfi);
 
-			if (qry_present(map, base, cfi)) {
+			if (cfi_qry_present(map, base, cfi)) {
 				xip_allowed(base, map);
 				printk(KERN_DEBUG "%s: Found an alias at 0x%x for the chip at 0x%lx\n",
 				       map->name, base, start);
@@ -141,7 +141,7 @@ static int __xipram cfi_probe_chip(struct map_info *map, __u32 base,
 	cfi->numchips++;
 
 	/* Put it back into Read Mode */
-	qry_mode_off(base, map, cfi);
+	cfi_qry_mode_off(base, map, cfi);
 	xip_allowed(base, map);
 
 	printk(KERN_INFO "%s: Found %d x%d devices at 0x%x in %d-bit bank\n",
@@ -201,7 +201,7 @@ static int __xipram cfi_chip_setup(struct map_info *map,
 			  cfi_read_query(map, base + 0xf * ofs_factor);
 
 	/* Put it back into Read Mode */
-	qry_mode_off(base, map, cfi);
+	cfi_qry_mode_off(base, map, cfi);
 	xip_allowed(base, map);
 
 	/* Do any necessary byteswapping */
diff --git a/drivers/mtd/chips/cfi_util.c b/drivers/mtd/chips/cfi_util.c
index 8d7553670526..34d40e25d312 100644
--- a/drivers/mtd/chips/cfi_util.c
+++ b/drivers/mtd/chips/cfi_util.c
@@ -24,8 +24,8 @@
 #include <linux/mtd/cfi.h>
 #include <linux/mtd/compatmac.h>
 
-int __xipram qry_present(struct map_info *map, __u32 base,
-				struct cfi_private *cfi)
+int __xipram cfi_qry_present(struct map_info *map, __u32 base,
+			     struct cfi_private *cfi)
 {
 	int osf = cfi->interleave * cfi->device_type;	/* scale factor */
 	map_word val[3];
@@ -50,35 +50,39 @@ int __xipram qry_present(struct map_info *map, __u32 base,
 
 	return 1; 	/* "QRY" found */
 }
+EXPORT_SYMBOL_GPL(cfi_qry_present);
 
-int __xipram qry_mode_on(uint32_t base, struct map_info *map,
-				struct cfi_private *cfi)
+int __xipram cfi_qry_mode_on(uint32_t base, struct map_info *map,
+			     struct cfi_private *cfi)
 {
 	cfi_send_gen_cmd(0xF0, 0, base, map, cfi, cfi->device_type, NULL);
 	cfi_send_gen_cmd(0x98, 0x55, base, map, cfi, cfi->device_type, NULL);
-	if (qry_present(map, base, cfi))
+	if (cfi_qry_present(map, base, cfi))
 		return 1;
 	/* QRY not found probably we deal with some odd CFI chips */
 	/* Some revisions of some old Intel chips? */
 	cfi_send_gen_cmd(0xF0, 0, base, map, cfi, cfi->device_type, NULL);
 	cfi_send_gen_cmd(0xFF, 0, base, map, cfi, cfi->device_type, NULL);
 	cfi_send_gen_cmd(0x98, 0x55, base, map, cfi, cfi->device_type, NULL);
-	if (qry_present(map, base, cfi))
+	if (cfi_qry_present(map, base, cfi))
 		return 1;
 	/* ST M29DW chips */
 	cfi_send_gen_cmd(0xF0, 0, base, map, cfi, cfi->device_type, NULL);
 	cfi_send_gen_cmd(0x98, 0x555, base, map, cfi, cfi->device_type, NULL);
-	if (qry_present(map, base, cfi))
+	if (cfi_qry_present(map, base, cfi))
 		return 1;
 	/* QRY not found */
 	return 0;
 }
-void __xipram qry_mode_off(uint32_t base, struct map_info *map,
-				struct cfi_private *cfi)
+EXPORT_SYMBOL_GPL(cfi_qry_mode_on);
+
+void __xipram cfi_qry_mode_off(uint32_t base, struct map_info *map,
+			       struct cfi_private *cfi)
 {
 	cfi_send_gen_cmd(0xF0, 0, base, map, cfi, cfi->device_type, NULL);
 	cfi_send_gen_cmd(0xFF, 0, base, map, cfi, cfi->device_type, NULL);
 }
+EXPORT_SYMBOL_GPL(cfi_qry_mode_off);
 
 struct cfi_extquery *
 __xipram cfi_read_pri(struct map_info *map, __u16 adr, __u16 size, const char* name)
@@ -104,7 +108,7 @@ __xipram cfi_read_pri(struct map_info *map, __u16 adr, __u16 size, const char* n
 #endif
 
 	/* Switch it into Query Mode */
-	qry_mode_on(base, map, cfi);
+	cfi_qry_mode_on(base, map, cfi);
 	/* Read in the Extended Query Table */
 	for (i=0; i<size; i++) {
 		((unsigned char *)extp)[i] =
@@ -112,7 +116,7 @@ __xipram cfi_read_pri(struct map_info *map, __u16 adr, __u16 size, const char* n
 	}
 
 	/* Make sure it returns to read mode */
-	qry_mode_off(base, map, cfi);
+	cfi_qry_mode_off(base, map, cfi);
 
 #ifdef CONFIG_MTD_XIP
 	(void) map_read(map, base);