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authorAnisse Astier <anisse@astier.eu>2012-04-19 15:53:10 +0200
committerJohn W. Linville <linville@tuxdriver.com>2012-05-08 21:53:46 -0400
commitf2bd7f16e5ae50a26028b4244f7b9c8bba0c48d2 (patch)
tree3682f88cf73a5dcd7612e4cd679a61b76ccac161
parentf2efd20facac2de96d33210a982820db960d25d1 (diff)
rt2x00: Add debugfs access for rfcsr register
RFCSR is only used in rt2800. For other chipsets, the debug struct for rfcsr should be zeroed, which isn't be an issue, since the code can now cope with that. Signed-off-by: Anisse Astier <anisse@astier.eu> Acked-by: Ivo van Doorn <IvDoorn@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
-rw-r--r--drivers/net/wireless/rt2x00/rt2800.h2
-rw-r--r--drivers/net/wireless/rt2x00/rt2800lib.c7
-rw-r--r--drivers/net/wireless/rt2x00/rt2x00debug.c11
-rw-r--r--drivers/net/wireless/rt2x00/rt2x00debug.h1
4 files changed, 20 insertions, 1 deletions
diff --git a/drivers/net/wireless/rt2x00/rt2800.h b/drivers/net/wireless/rt2x00/rt2800.h
index d91f4f628f6..9348521e083 100644
--- a/drivers/net/wireless/rt2x00/rt2800.h
+++ b/drivers/net/wireless/rt2x00/rt2800.h
@@ -102,6 +102,8 @@
#define BBP_SIZE 0x00ff
#define RF_BASE 0x0004
#define RF_SIZE 0x0010
+#define RFCSR_BASE 0x0000
+#define RFCSR_SIZE 0x0040
/*
* Number of TX queues.
diff --git a/drivers/net/wireless/rt2x00/rt2800lib.c b/drivers/net/wireless/rt2x00/rt2800lib.c
index 1cd16b41602..dfc90d34be6 100644
--- a/drivers/net/wireless/rt2x00/rt2800lib.c
+++ b/drivers/net/wireless/rt2x00/rt2800lib.c
@@ -836,6 +836,13 @@ const struct rt2x00debug rt2800_rt2x00debug = {
.word_size = sizeof(u32),
.word_count = RF_SIZE / sizeof(u32),
},
+ .rfcsr = {
+ .read = rt2800_rfcsr_read,
+ .write = rt2800_rfcsr_write,
+ .word_base = RFCSR_BASE,
+ .word_size = sizeof(u8),
+ .word_count = RFCSR_SIZE / sizeof(u8),
+ },
};
EXPORT_SYMBOL_GPL(rt2800_rt2x00debug);
#endif /* CONFIG_RT2X00_LIB_DEBUGFS */
diff --git a/drivers/net/wireless/rt2x00/rt2x00debug.c b/drivers/net/wireless/rt2x00/rt2x00debug.c
index 5bb122162b5..3bb8cafbac5 100644
--- a/drivers/net/wireless/rt2x00/rt2x00debug.c
+++ b/drivers/net/wireless/rt2x00/rt2x00debug.c
@@ -70,6 +70,7 @@ struct rt2x00debug_intf {
* - eeprom offset/value files
* - bbp offset/value files
* - rf offset/value files
+ * - rfcsr offset/value files
* - queue folder
* - frame dump file
* - queue stats file
@@ -89,6 +90,8 @@ struct rt2x00debug_intf {
struct dentry *bbp_val_entry;
struct dentry *rf_off_entry;
struct dentry *rf_val_entry;
+ struct dentry *rfcsr_off_entry;
+ struct dentry *rfcsr_val_entry;
struct dentry *queue_folder;
struct dentry *queue_frame_dump_entry;
struct dentry *queue_stats_entry;
@@ -131,6 +134,7 @@ struct rt2x00debug_intf {
unsigned int offset_eeprom;
unsigned int offset_bbp;
unsigned int offset_rf;
+ unsigned int offset_rfcsr;
};
void rt2x00debug_update_crypto(struct rt2x00_dev *rt2x00dev,
@@ -525,6 +529,7 @@ RT2X00DEBUGFS_OPS(csr, "0x%.8x\n", u32);
RT2X00DEBUGFS_OPS(eeprom, "0x%.4x\n", u16);
RT2X00DEBUGFS_OPS(bbp, "0x%.2x\n", u8);
RT2X00DEBUGFS_OPS(rf, "0x%.8x\n", u32);
+RT2X00DEBUGFS_OPS(rfcsr, "0x%.2x\n", u8);
static ssize_t rt2x00debug_read_dev_flags(struct file *file,
char __user *buf,
@@ -614,7 +619,7 @@ static struct dentry *rt2x00debug_create_file_chipset(const char *name,
const struct rt2x00debug *debug = intf->debug;
char *data;
- data = kzalloc(8 * MAX_LINE_LENGTH, GFP_KERNEL);
+ data = kzalloc(9 * MAX_LINE_LENGTH, GFP_KERNEL);
if (!data)
return NULL;
@@ -637,6 +642,7 @@ static struct dentry *rt2x00debug_create_file_chipset(const char *name,
RT2X00DEBUGFS_SPRINTF_REGISTER(eeprom);
RT2X00DEBUGFS_SPRINTF_REGISTER(bbp);
RT2X00DEBUGFS_SPRINTF_REGISTER(rf);
+ RT2X00DEBUGFS_SPRINTF_REGISTER(rfcsr);
#undef RT2X00DEBUGFS_SPRINTF_REGISTER
blob->size = strlen(blob->data);
@@ -720,6 +726,7 @@ void rt2x00debug_register(struct rt2x00_dev *rt2x00dev)
RT2X00DEBUGFS_CREATE_REGISTER_ENTRY(intf, eeprom);
RT2X00DEBUGFS_CREATE_REGISTER_ENTRY(intf, bbp);
RT2X00DEBUGFS_CREATE_REGISTER_ENTRY(intf, rf);
+ RT2X00DEBUGFS_CREATE_REGISTER_ENTRY(intf, rfcsr);
#undef RT2X00DEBUGFS_CREATE_REGISTER_ENTRY
@@ -771,6 +778,8 @@ void rt2x00debug_deregister(struct rt2x00_dev *rt2x00dev)
debugfs_remove(intf->queue_stats_entry);
debugfs_remove(intf->queue_frame_dump_entry);
debugfs_remove(intf->queue_folder);
+ debugfs_remove(intf->rfcsr_val_entry);
+ debugfs_remove(intf->rfcsr_off_entry);
debugfs_remove(intf->rf_val_entry);
debugfs_remove(intf->rf_off_entry);
debugfs_remove(intf->bbp_val_entry);
diff --git a/drivers/net/wireless/rt2x00/rt2x00debug.h b/drivers/net/wireless/rt2x00/rt2x00debug.h
index fa11409cb5c..e11d39bdfef 100644
--- a/drivers/net/wireless/rt2x00/rt2x00debug.h
+++ b/drivers/net/wireless/rt2x00/rt2x00debug.h
@@ -65,6 +65,7 @@ struct rt2x00debug {
RT2X00DEBUGFS_REGISTER_ENTRY(eeprom, u16);
RT2X00DEBUGFS_REGISTER_ENTRY(bbp, u8);
RT2X00DEBUGFS_REGISTER_ENTRY(rf, u32);
+ RT2X00DEBUGFS_REGISTER_ENTRY(rfcsr, u8);
};
#endif /* RT2X00DEBUG_H */