Allow a register to be unspecified, therefore not creating its debugfs
file entry.
Signed-off-by: Anisse Astier <anisse@xxxxxxxxx>
Acked-by: Ivo van Doorn <IvDoorn@xxxxxxxxx>
---
drivers/net/wireless/rt2x00/rt2x00debug.c | 71 +++++++++++++++--------------
1 file changed, 36 insertions(+), 35 deletions(-)
diff --git a/drivers/net/wireless/rt2x00/rt2x00debug.c b/drivers/net/wireless/rt2x00/rt2x00debug.c
index 78787fc..5bb1221 100644
--- a/drivers/net/wireless/rt2x00/rt2x00debug.c
+++ b/drivers/net/wireless/rt2x00/rt2x00debug.c
@@ -624,22 +624,21 @@ static struct dentry *rt2x00debug_create_file_chipset(const char *name,
data += sprintf(data, "revision:\t%04x\n", intf->rt2x00dev->chip.rev);
data += sprintf(data, "\n");
data += sprintf(data, "register\tbase\twords\twordsize\n");
- data += sprintf(data, "csr\t%d\t%d\t%d\n",
- debug->csr.word_base,
- debug->csr.word_count,
- debug->csr.word_size);
- data += sprintf(data, "eeprom\t%d\t%d\t%d\n",
- debug->eeprom.word_base,
- debug->eeprom.word_count,
- debug->eeprom.word_size);
- data += sprintf(data, "bbp\t%d\t%d\t%d\n",
- debug->bbp.word_base,
- debug->bbp.word_count,
- debug->bbp.word_size);
- data += sprintf(data, "rf\t%d\t%d\t%d\n",
- debug->rf.word_base,
- debug->rf.word_count,
- debug->rf.word_size);
+#define RT2X00DEBUGFS_SPRINTF_REGISTER(__name) \
+{ \
+ if(debug->__name.read) \
+ data += sprintf(data, __stringify(__name) \
+ "\t%d\t%d\t%d\n", \
+ debug->__name.word_base, \
+ debug->__name.word_count, \
+ debug->__name.word_size); \
+}
+ RT2X00DEBUGFS_SPRINTF_REGISTER(csr);
+ RT2X00DEBUGFS_SPRINTF_REGISTER(eeprom);
+ RT2X00DEBUGFS_SPRINTF_REGISTER(bbp);
+ RT2X00DEBUGFS_SPRINTF_REGISTER(rf);
+#undef RT2X00DEBUGFS_SPRINTF_REGISTER
+
blob->size = strlen(blob->data);
return debugfs_create_blob(name, S_IRUSR, intf->driver_folder, blob);
@@ -694,25 +693,27 @@ void rt2x00debug_register(struct rt2x00_dev *rt2x00dev)
if (IS_ERR(intf->register_folder) || !intf->register_folder)
goto exit;
-#define RT2X00DEBUGFS_CREATE_REGISTER_ENTRY(__intf, __name) \
-({ \
- (__intf)->__name##_off_entry = \
- debugfs_create_u32(__stringify(__name) "_offset", \
- S_IRUSR | S_IWUSR, \
- (__intf)->register_folder, \
- &(__intf)->offset_##__name); \
- if (IS_ERR((__intf)->__name##_off_entry) \
- || !(__intf)->__name##_off_entry) \
- goto exit; \
- \
- (__intf)->__name##_val_entry = \
- debugfs_create_file(__stringify(__name) "_value", \
- S_IRUSR | S_IWUSR, \
- (__intf)->register_folder, \
- (__intf), &rt2x00debug_fop_##__name);\
- if (IS_ERR((__intf)->__name##_val_entry) \
- || !(__intf)->__name##_val_entry) \
- goto exit; \
+#define RT2X00DEBUGFS_CREATE_REGISTER_ENTRY(__intf, __name) \
+({ \
+ if(debug->__name.read) { \
+ (__intf)->__name##_off_entry = \
+ debugfs_create_u32(__stringify(__name) "_offset", \
+ S_IRUSR | S_IWUSR, \
+ (__intf)->register_folder, \
+ &(__intf)->offset_##__name); \
+ if (IS_ERR((__intf)->__name##_off_entry) \
+ || !(__intf)->__name##_off_entry) \
+ goto exit; \
+ \
+ (__intf)->__name##_val_entry = \
+ debugfs_create_file(__stringify(__name) "_value", \
+ S_IRUSR | S_IWUSR, \
+ (__intf)->register_folder, \
+ (__intf), &rt2x00debug_fop_##__name); \
+ if (IS_ERR((__intf)->__name##_val_entry) \
+ || !(__intf)->__name##_val_entry) \
+ goto exit; \
+ } \
})
RT2X00DEBUGFS_CREATE_REGISTER_ENTRY(intf, csr);
--
1.7.9.4
--
To unsubscribe from this list: send the line "unsubscribe linux-wireless" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
