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rt2x00: Gather channel information in structure

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Channel information which is read from EEPROM should
be read into an array containing per-channel information.
This removes the requirement of multiple arrays and makes
the channel handling a bit cleaner and easier to expand.

Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Ivo van Doorn 2008-08-04 16:38:47 +02:00 committed by John W. Linville
parent 906c110fcc
commit 8c5e7a5f59
13 changed files with 173 additions and 159 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

40
drivers/net/wireless/rt2x00/rt2400pci.c
View File

@ -1404,7 +1404,7 @@ static int rt2400pci_init_eeprom(struct rt2x00_dev *rt2x00dev)
* RF value list for RF2420 & RF2421
* Supports: 2.4 GHz
*/
static const struct rf_channel rf_vals_bg[] = {
static const struct rf_channel rf_vals_b[] = {
{ 1, 0x00022058, 0x000c1fda, 0x00000101, 0 },
{ 2, 0x00022058, 0x000c1fee, 0x00000101, 0 },
{ 3, 0x00022058, 0x000c2002, 0x00000101, 0 },
@ -1421,10 +1421,11 @@ static const struct rf_channel rf_vals_bg[] = {
{ 14, 0x00022058, 0x000c20fa, 0x00000101, 0 },
};
static void rt2400pci_probe_hw_mode(struct rt2x00_dev *rt2x00dev)
static int rt2400pci_probe_hw_mode(struct rt2x00_dev *rt2x00dev)
{
struct hw_mode_spec *spec = &rt2x00dev->spec;
u8 *txpower;
struct channel_info *info;
char *tx_power;
unsigned int i;
/*
@ -1439,24 +1440,29 @@ static void rt2400pci_probe_hw_mode(struct rt2x00_dev *rt2x00dev)
rt2x00_eeprom_addr(rt2x00dev,
EEPROM_MAC_ADDR_0));
/*
* Convert tx_power array in eeprom.
*/
txpower = rt2x00_eeprom_addr(rt2x00dev, EEPROM_TXPOWER_START);
for (i = 0; i < 14; i++)
txpower[i] = TXPOWER_FROM_DEV(txpower[i]);
/*
* Initialize hw_mode information.
*/
spec->supported_bands = SUPPORT_BAND_2GHZ;
spec->supported_rates = SUPPORT_RATE_CCK;
spec->tx_power_a = NULL;
spec->tx_power_bg = txpower;
spec->tx_power_default = DEFAULT_TXPOWER;
spec->num_channels = ARRAY_SIZE(rf_vals_bg);
spec->channels = rf_vals_bg;
spec->num_channels = ARRAY_SIZE(rf_vals_b);
spec->channels = rf_vals_b;
/*
* Create channel information array
*/
info = kzalloc(spec->num_channels * sizeof(*info), GFP_KERNEL);
if (!info)
return -ENOMEM;
spec->channels_info = info;
tx_power = rt2x00_eeprom_addr(rt2x00dev, EEPROM_TXPOWER_START);
for (i = 0; i < 14; i++)
info[i].tx_power1 = TXPOWER_FROM_DEV(tx_power[i]);
return 0;
}
static int rt2400pci_probe_hw(struct rt2x00_dev *rt2x00dev)
@ -1477,7 +1483,9 @@ static int rt2400pci_probe_hw(struct rt2x00_dev *rt2x00dev)
/*
* Initialize hw specifications.
*/
rt2400pci_probe_hw_mode(rt2x00dev);
retval = rt2400pci_probe_hw_mode(rt2x00dev);
if (retval)
return retval;
/*
* This device requires the atim queue and DMA-mapped skbs.

20
drivers/net/wireless/rt2x00/rt2400pci.h
View File

@ -938,19 +938,13 @@
#define MAX_TXPOWER 62
#define DEFAULT_TXPOWER 39
#define TXPOWER_FROM_DEV(__txpower) \
({ \
((__txpower) > MAX_TXPOWER) ? DEFAULT_TXPOWER - MIN_TXPOWER : \
((__txpower) < MIN_TXPOWER) ? DEFAULT_TXPOWER - MIN_TXPOWER : \
(((__txpower) - MAX_TXPOWER) + MIN_TXPOWER); \
})
#define __CLAMP_TX(__txpower) \
clamp_t(char, (__txpower), MIN_TXPOWER, MAX_TXPOWER)
#define TXPOWER_TO_DEV(__txpower) \
({ \
(__txpower) += MIN_TXPOWER; \
((__txpower) <= MIN_TXPOWER) ? MAX_TXPOWER : \
(((__txpower) >= MAX_TXPOWER) ? MIN_TXPOWER : \
(MAX_TXPOWER - ((__txpower) - MIN_TXPOWER))); \
})
#define TXPOWER_FROM_DEV(__txpower) \
((__CLAMP_TX(__txpower) - MAX_TXPOWER) + MIN_TXPOWER)
#define TXPOWER_TO_DEV(__txpower) \
MAX_TXPOWER - (__CLAMP_TX(__txpower) - MIN_TXPOWER)
#endif /* RT2400PCI_H */

39
drivers/net/wireless/rt2x00/rt2500pci.c
View File

@ -1721,10 +1721,11 @@ static const struct rf_channel rf_vals_5222[] = {
{ 161, 0x00022020, 0x000090be, 0x00000101, 0x00000a07 },
};
static void rt2500pci_probe_hw_mode(struct rt2x00_dev *rt2x00dev)
static int rt2500pci_probe_hw_mode(struct rt2x00_dev *rt2x00dev)
{
struct hw_mode_spec *spec = &rt2x00dev->spec;
u8 *txpower;
struct channel_info *info;
char *tx_power;
unsigned int i;
/*
@ -1740,21 +1741,11 @@ static void rt2500pci_probe_hw_mode(struct rt2x00_dev *rt2x00dev)
rt2x00_eeprom_addr(rt2x00dev,
EEPROM_MAC_ADDR_0));
/*
* Convert tx_power array in eeprom.
*/
txpower = rt2x00_eeprom_addr(rt2x00dev, EEPROM_TXPOWER_START);
for (i = 0; i < 14; i++)
txpower[i] = TXPOWER_FROM_DEV(txpower[i]);
/*
* Initialize hw_mode information.
*/
spec->supported_bands = SUPPORT_BAND_2GHZ;
spec->supported_rates = SUPPORT_RATE_CCK | SUPPORT_RATE_OFDM;
spec->tx_power_a = NULL;
spec->tx_power_bg = txpower;
spec->tx_power_default = DEFAULT_TXPOWER;
if (rt2x00_rf(&rt2x00dev->chip, RF2522)) {
spec->num_channels = ARRAY_SIZE(rf_vals_bg_2522);
@ -1776,6 +1767,26 @@ static void rt2500pci_probe_hw_mode(struct rt2x00_dev *rt2x00dev)
spec->num_channels = ARRAY_SIZE(rf_vals_5222);
spec->channels = rf_vals_5222;
}
/*
* Create channel information array
*/
info = kzalloc(spec->num_channels * sizeof(*info), GFP_KERNEL);
if (!info)
return -ENOMEM;
spec->channels_info = info;
tx_power = rt2x00_eeprom_addr(rt2x00dev, EEPROM_TXPOWER_START);
for (i = 0; i < 14; i++)
info[i].tx_power1 = TXPOWER_FROM_DEV(tx_power[i]);
if (spec->num_channels > 14) {
for (i = 14; i < spec->num_channels; i++)
info[i].tx_power1 = DEFAULT_TXPOWER;
}
return 0;
}
static int rt2500pci_probe_hw(struct rt2x00_dev *rt2x00dev)
@ -1796,7 +1807,9 @@ static int rt2500pci_probe_hw(struct rt2x00_dev *rt2x00dev)
/*
* Initialize hw specifications.
*/
rt2500pci_probe_hw_mode(rt2x00dev);
retval = rt2500pci_probe_hw_mode(rt2x00dev);
if (retval)
return retval;
/*
* This device requires the atim queue and DMA-mapped skbs.

15
drivers/net/wireless/rt2x00/rt2500pci.h
View File

@ -1223,17 +1223,10 @@
#define MAX_TXPOWER 31
#define DEFAULT_TXPOWER 24
#define TXPOWER_FROM_DEV(__txpower) \
({ \
((__txpower) > MAX_TXPOWER) ? \
DEFAULT_TXPOWER : (__txpower); \
})
#define TXPOWER_FROM_DEV(__txpower) \
(((u8)(__txpower)) > MAX_TXPOWER) ? DEFAULT_TXPOWER : (__txpower)
#define TXPOWER_TO_DEV(__txpower) \
({ \
((__txpower) <= MIN_TXPOWER) ? MIN_TXPOWER : \
(((__txpower) >= MAX_TXPOWER) ? MAX_TXPOWER : \
(__txpower)); \
})
#define TXPOWER_TO_DEV(__txpower) \
clamp_t(char, __txpower, MIN_TXPOWER, MAX_TXPOWER)
#endif /* RT2500PCI_H */

39
drivers/net/wireless/rt2x00/rt2500usb.c
View File

@ -1665,10 +1665,11 @@ static const struct rf_channel rf_vals_5222[] = {
{ 161, 0x00022020, 0x000090be, 0x00000101, 0x00000a07 },
};
static void rt2500usb_probe_hw_mode(struct rt2x00_dev *rt2x00dev)
static int rt2500usb_probe_hw_mode(struct rt2x00_dev *rt2x00dev)
{
struct hw_mode_spec *spec = &rt2x00dev->spec;
u8 *txpower;
struct channel_info *info;
char *tx_power;
unsigned int i;
/*
@ -1686,21 +1687,11 @@ static void rt2500usb_probe_hw_mode(struct rt2x00_dev *rt2x00dev)
rt2x00_eeprom_addr(rt2x00dev,
EEPROM_MAC_ADDR_0));
/*
* Convert tx_power array in eeprom.
*/
txpower = rt2x00_eeprom_addr(rt2x00dev, EEPROM_TXPOWER_START);
for (i = 0; i < 14; i++)
txpower[i] = TXPOWER_FROM_DEV(txpower[i]);
/*
* Initialize hw_mode information.
*/
spec->supported_bands = SUPPORT_BAND_2GHZ;
spec->supported_rates = SUPPORT_RATE_CCK | SUPPORT_RATE_OFDM;
spec->tx_power_a = NULL;
spec->tx_power_bg = txpower;
spec->tx_power_default = DEFAULT_TXPOWER;
if (rt2x00_rf(&rt2x00dev->chip, RF2522)) {
spec->num_channels = ARRAY_SIZE(rf_vals_bg_2522);
@ -1722,6 +1713,26 @@ static void rt2500usb_probe_hw_mode(struct rt2x00_dev *rt2x00dev)
spec->num_channels = ARRAY_SIZE(rf_vals_5222);
spec->channels = rf_vals_5222;
}
/*
* Create channel information array
*/
info = kzalloc(spec->num_channels * sizeof(*info), GFP_KERNEL);
if (!info)
return -ENOMEM;
spec->channels_info = info;
tx_power = rt2x00_eeprom_addr(rt2x00dev, EEPROM_TXPOWER_START);
for (i = 0; i < 14; i++)
info[i].tx_power1 = TXPOWER_FROM_DEV(tx_power[i]);
if (spec->num_channels > 14) {
for (i = 14; i < spec->num_channels; i++)
info[i].tx_power1 = DEFAULT_TXPOWER;
}
return 0;
}
static int rt2500usb_probe_hw(struct rt2x00_dev *rt2x00dev)
@ -1742,7 +1753,9 @@ static int rt2500usb_probe_hw(struct rt2x00_dev *rt2x00dev)
/*
* Initialize hw specifications.
*/
rt2500usb_probe_hw_mode(rt2x00dev);
retval = rt2500usb_probe_hw_mode(rt2x00dev);
if (retval)
return retval;
/*
* This device requires the atim queue

15
drivers/net/wireless/rt2x00/rt2500usb.h
View File

@ -825,17 +825,10 @@
#define MAX_TXPOWER 31
#define DEFAULT_TXPOWER 24
#define TXPOWER_FROM_DEV(__txpower) \
({ \
((__txpower) > MAX_TXPOWER) ? \
DEFAULT_TXPOWER : (__txpower); \
})
#define TXPOWER_FROM_DEV(__txpower) \
(((u8)(__txpower)) > MAX_TXPOWER) ? DEFAULT_TXPOWER : (__txpower)
#define TXPOWER_TO_DEV(__txpower) \
({ \
((__txpower) <= MIN_TXPOWER) ? MIN_TXPOWER : \
(((__txpower) >= MAX_TXPOWER) ? MAX_TXPOWER : \
(__txpower)); \
})
#define TXPOWER_TO_DEV(__txpower) \
clamp_t(char, __txpower, MIN_TXPOWER, MAX_TXPOWER)
#endif /* RT2500USB_H */

23
drivers/net/wireless/rt2x00/rt2x00.h
View File

@ -143,6 +143,17 @@ struct rf_channel {
u32 rf4;
};
/*
* Channel information structure
*/
struct channel_info {
unsigned int flags;
#define GEOGRAPHY_ALLOWED 0x00000001
short tx_power1;
short tx_power2;
};
/*
* Antenna setup values.
*/
@ -394,10 +405,7 @@ static inline struct rt2x00_intf* vif_to_intf(struct ieee80211_vif *vif)
* @num_channels: Number of supported channels. This is used as array size
* for @tx_power_a, @tx_power_bg and @channels.
* @channels: Device/chipset specific channel values (See &struct rf_channel).
* @tx_power_a: TX power values for all 5.2GHz channels (may be NULL).
* @tx_power_bg: TX power values for all 2.4GHz channels (may be NULL).
* @tx_power_default: Default TX power value to use when either
* @tx_power_a or @tx_power_bg is missing.
* @channels_info: Additional information for channels (See &struct channel_info).
*/
struct hw_mode_spec {
unsigned int supported_bands;
@ -410,10 +418,7 @@ struct hw_mode_spec {
unsigned int num_channels;
const struct rf_channel *channels;
const u8 *tx_power_a;
const u8 *tx_power_bg;
u8 tx_power_default;
const struct channel_info *channels_info;
};
/*
@ -425,7 +430,9 @@ struct hw_mode_spec {
*/
struct rt2x00lib_conf {
struct ieee80211_conf *conf;
struct rf_channel rf;
struct channel_info channel;
struct antenna_setup ant;

4
drivers/net/wireless/rt2x00/rt2x00config.c
View File

@ -245,6 +245,10 @@ config:
memcpy(&libconf.rf,
&rt2x00dev->spec.channels[conf->channel->hw_value],
sizeof(libconf.rf));
memcpy(&libconf.channel,
&rt2x00dev->spec.channels_info[conf->channel->hw_value],
sizeof(libconf.channel));
}
if (flags & CONFIG_UPDATE_ANTENNA) {

18
drivers/net/wireless/rt2x00/rt2x00dev.c
View File

@ -818,7 +818,6 @@ static int rt2x00lib_probe_hw_modes(struct rt2x00_dev *rt2x00dev,
struct ieee80211_rate *rates;
unsigned int num_rates;
unsigned int i;
unsigned char tx_power;
num_rates = 0;
if (spec->supported_rates & SUPPORT_RATE_CCK)
@ -844,20 +843,9 @@ static int rt2x00lib_probe_hw_modes(struct rt2x00_dev *rt2x00dev,
* Initialize Channel list.
*/
for (i = 0; i < spec->num_channels; i++) {
if (spec->channels[i].channel <= 14) {
if (spec->tx_power_bg)
tx_power = spec->tx_power_bg[i];
else
tx_power = spec->tx_power_default;
} else {
if (spec->tx_power_a)
tx_power = spec->tx_power_a[i];
else
tx_power = spec->tx_power_default;
}
rt2x00lib_channel(&channels[i],
spec->channels[i].channel, tx_power, i);
spec->channels[i].channel,
spec->channels_info[i].tx_power1, i);
}
/*
@ -909,6 +897,8 @@ static void rt2x00lib_remove_hw(struct rt2x00_dev *rt2x00dev)
rt2x00dev->hw->wiphy->bands[IEEE80211_BAND_2GHZ] = NULL;
rt2x00dev->hw->wiphy->bands[IEEE80211_BAND_5GHZ] = NULL;
}
kfree(rt2x00dev->spec.channels_info);
}
static int rt2x00lib_probe_hw(struct rt2x00_dev *rt2x00dev)

46
drivers/net/wireless/rt2x00/rt61pci.c
View File

@ -2514,10 +2514,11 @@ static const struct rf_channel rf_vals_seq[] = {
{ 46, 0x00002ccc, 0x000049a6, 0x0009be55, 0x000c0a23 },
};
static void rt61pci_probe_hw_mode(struct rt2x00_dev *rt2x00dev)
static int rt61pci_probe_hw_mode(struct rt2x00_dev *rt2x00dev)
{
struct hw_mode_spec *spec = &rt2x00dev->spec;
u8 *txpower;
struct channel_info *info;
char *tx_power;
unsigned int i;
/*
@ -2533,21 +2534,11 @@ static void rt61pci_probe_hw_mode(struct rt2x00_dev *rt2x00dev)
rt2x00_eeprom_addr(rt2x00dev,
EEPROM_MAC_ADDR_0));
/*
* Convert tx_power array in eeprom.
*/
txpower = rt2x00_eeprom_addr(rt2x00dev, EEPROM_TXPOWER_G_START);
for (i = 0; i < 14; i++)
txpower[i] = TXPOWER_FROM_DEV(txpower[i]);
/*
* Initialize hw_mode information.
*/
spec->supported_bands = SUPPORT_BAND_2GHZ;
spec->supported_rates = SUPPORT_RATE_CCK | SUPPORT_RATE_OFDM;
spec->tx_power_a = NULL;
spec->tx_power_bg = txpower;
spec->tx_power_default = DEFAULT_TXPOWER;
if (!test_bit(CONFIG_RF_SEQUENCE, &rt2x00dev->flags)) {
spec->num_channels = 14;
@ -2561,13 +2552,28 @@ static void rt61pci_probe_hw_mode(struct rt2x00_dev *rt2x00dev)
rt2x00_rf(&rt2x00dev->chip, RF5325)) {
spec->supported_bands |= SUPPORT_BAND_5GHZ;
spec->num_channels = ARRAY_SIZE(rf_vals_seq);
txpower = rt2x00_eeprom_addr(rt2x00dev, EEPROM_TXPOWER_A_START);
for (i = 0; i < 14; i++)
txpower[i] = TXPOWER_FROM_DEV(txpower[i]);
spec->tx_power_a = txpower;
}
/*
* Create channel information array
*/
info = kzalloc(spec->num_channels * sizeof(*info), GFP_KERNEL);
if (!info)
return -ENOMEM;
spec->channels_info = info;
tx_power = rt2x00_eeprom_addr(rt2x00dev, EEPROM_TXPOWER_G_START);
for (i = 0; i < 14; i++)
info[i].tx_power1 = TXPOWER_FROM_DEV(tx_power[i]);
if (spec->num_channels > 14) {
tx_power = rt2x00_eeprom_addr(rt2x00dev, EEPROM_TXPOWER_A_START);
for (i = 14; i < spec->num_channels; i++)
info[i].tx_power1 = TXPOWER_FROM_DEV(tx_power[i]);
}
return 0;
}
static int rt61pci_probe_hw(struct rt2x00_dev *rt2x00dev)
@ -2588,7 +2594,9 @@ static int rt61pci_probe_hw(struct rt2x00_dev *rt2x00dev)
/*
* Initialize hw specifications.
*/
rt61pci_probe_hw_mode(rt2x00dev);
retval = rt61pci_probe_hw_mode(rt2x00dev);
if (retval)
return retval;
/*
* This device requires firmware and DMA mapped skbs.

15
drivers/net/wireless/rt2x00/rt61pci.h
View File

@ -1482,17 +1482,10 @@ struct hw_pairwise_ta_entry {
#define MAX_TXPOWER 31
#define DEFAULT_TXPOWER 24
#define TXPOWER_FROM_DEV(__txpower) \
({ \
((__txpower) > MAX_TXPOWER) ? \
DEFAULT_TXPOWER : (__txpower); \
})
#define TXPOWER_FROM_DEV(__txpower) \
(((u8)(__txpower)) > MAX_TXPOWER) ? DEFAULT_TXPOWER : (__txpower)
#define TXPOWER_TO_DEV(__txpower) \
({ \
((__txpower) <= MIN_TXPOWER) ? MIN_TXPOWER : \
(((__txpower) >= MAX_TXPOWER) ? MAX_TXPOWER : \
(__txpower)); \
})
#define TXPOWER_TO_DEV(__txpower) \
clamp_t(char, __txpower, MIN_TXPOWER, MAX_TXPOWER)
#endif /* RT61PCI_H */

43
drivers/net/wireless/rt2x00/rt73usb.c
View File

@ -2107,10 +2107,11 @@ static const struct rf_channel rf_vals_5225_2527[] = {
};
static void rt73usb_probe_hw_mode(struct rt2x00_dev *rt2x00dev)
static int rt73usb_probe_hw_mode(struct rt2x00_dev *rt2x00dev)
{
struct hw_mode_spec *spec = &rt2x00dev->spec;
u8 *txpower;
struct channel_info *info;
char *tx_power;
unsigned int i;
/*
@ -2126,21 +2127,11 @@ static void rt73usb_probe_hw_mode(struct rt2x00_dev *rt2x00dev)
rt2x00_eeprom_addr(rt2x00dev,
EEPROM_MAC_ADDR_0));
/*
* Convert tx_power array in eeprom.
*/
txpower = rt2x00_eeprom_addr(rt2x00dev, EEPROM_TXPOWER_G_START);
for (i = 0; i < 14; i++)
txpower[i] = TXPOWER_FROM_DEV(txpower[i]);
/*
* Initialize hw_mode information.
*/
spec->supported_bands = SUPPORT_BAND_2GHZ;
spec->supported_rates = SUPPORT_RATE_CCK | SUPPORT_RATE_OFDM;
spec->tx_power_a = NULL;
spec->tx_power_bg = txpower;
spec->tx_power_default = DEFAULT_TXPOWER;
if (rt2x00_rf(&rt2x00dev->chip, RF2528)) {
spec->num_channels = ARRAY_SIZE(rf_vals_bg_2528);
@ -2158,14 +2149,26 @@ static void rt73usb_probe_hw_mode(struct rt2x00_dev *rt2x00dev)
spec->channels = rf_vals_5225_2527;
}
if (rt2x00_rf(&rt2x00dev->chip, RF5225) ||
rt2x00_rf(&rt2x00dev->chip, RF5226)) {
txpower = rt2x00_eeprom_addr(rt2x00dev, EEPROM_TXPOWER_A_START);
for (i = 0; i < 14; i++)
txpower[i] = TXPOWER_FROM_DEV(txpower[i]);
/*
* Create channel information array
*/
info = kzalloc(spec->num_channels * sizeof(*info), GFP_KERNEL);
if (!info)
return -ENOMEM;
spec->tx_power_a = txpower;
spec->channels_info = info;
tx_power = rt2x00_eeprom_addr(rt2x00dev, EEPROM_TXPOWER_G_START);
for (i = 0; i < 14; i++)
info[i].tx_power1 = TXPOWER_FROM_DEV(tx_power[i]);
if (spec->num_channels > 14) {
tx_power = rt2x00_eeprom_addr(rt2x00dev, EEPROM_TXPOWER_A_START);
for (i = 14; i < spec->num_channels; i++)
info[i].tx_power1 = TXPOWER_FROM_DEV(tx_power[i]);
}
return 0;
}
static int rt73usb_probe_hw(struct rt2x00_dev *rt2x00dev)
@ -2186,7 +2189,9 @@ static int rt73usb_probe_hw(struct rt2x00_dev *rt2x00dev)
/*
* Initialize hw specifications.
*/
rt73usb_probe_hw_mode(rt2x00dev);
retval = rt73usb_probe_hw_mode(rt2x00dev);
if (retval)
return retval;
/*
* This device requires firmware.

15
drivers/net/wireless/rt2x00/rt73usb.h
View File

@ -1050,17 +1050,10 @@ struct hw_pairwise_ta_entry {
#define MAX_TXPOWER 31
#define DEFAULT_TXPOWER 24
#define TXPOWER_FROM_DEV(__txpower) \
({ \
((__txpower) > MAX_TXPOWER) ? \
DEFAULT_TXPOWER : (__txpower); \
})
#define TXPOWER_FROM_DEV(__txpower) \
(((u8)(__txpower)) > MAX_TXPOWER) ? DEFAULT_TXPOWER : (__txpower)
#define TXPOWER_TO_DEV(__txpower) \
({ \
((__txpower) <= MIN_TXPOWER) ? MIN_TXPOWER : \
(((__txpower) >= MAX_TXPOWER) ? MAX_TXPOWER : \
(__txpower)); \
})
#define TXPOWER_TO_DEV(__txpower) \
clamp_t(char, __txpower, MIN_TXPOWER, MAX_TXPOWER)
#endif /* RT73USB_H */