[PATCH 15/41] rt2800usb: add rt2800_bbp_[read,write]() wrappers

From: Bartlomiej Zolnierkiewicz
Date: Wed Nov 04 2009 - 12:43:06 EST

From: Bartlomiej Zolnierkiewicz <bzolnier@xxxxxxxxx>
Subject: [PATCH] rt2800usb: add rt2800_bbp_[read,write]() wrappers

Part of preparations for later code unification.

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@xxxxxxxxx>
---
drivers/net/wireless/rt2x00/rt2800usb.c | 138 +++++++++++++++++---------------
1 file changed, 75 insertions(+), 63 deletions(-)

Index: b/drivers/net/wireless/rt2x00/rt2800usb.c
===================================================================
--- a/drivers/net/wireless/rt2x00/rt2800usb.c
+++ b/drivers/net/wireless/rt2x00/rt2800usb.c
@@ -122,6 +122,18 @@ static void rt2800usb_bbp_read(struct rt
mutex_unlock(&rt2x00dev->csr_mutex);
}

+static inline void rt2800_bbp_write(struct rt2x00_dev *rt2x00dev,
+ const unsigned int word, const u8 value)
+{
+ rt2800usb_bbp_write(rt2x00dev, word, value);
+}
+
+static inline void rt2800_bbp_read(struct rt2x00_dev *rt2x00dev,
+ const unsigned int word, u8 *value)
+{
+ rt2800usb_bbp_read(rt2x00dev, word, value);
+}
+
static void rt2800usb_rfcsr_write(struct rt2x00_dev *rt2x00dev,
const unsigned int word, const u8 value)
{
@@ -248,8 +260,8 @@ static const struct rt2x00debug rt2800us
.word_count = EEPROM_SIZE / sizeof(u16),
},
.bbp = {
- .read = rt2800usb_bbp_read,
- .write = rt2800usb_bbp_write,
+ .read = rt2800_bbp_read,
+ .write = rt2800_bbp_write,
.word_base = BBP_BASE,
.word_size = sizeof(u8),
.word_count = BBP_SIZE / sizeof(u8),
@@ -614,8 +626,8 @@ static void rt2800usb_config_ant(struct
u8 r1;
u8 r3;

- rt2800usb_bbp_read(rt2x00dev, 1, &r1);
- rt2800usb_bbp_read(rt2x00dev, 3, &r3);
+ rt2800_bbp_read(rt2x00dev, 1, &r1);
+ rt2800_bbp_read(rt2x00dev, 3, &r3);

/*
* Configure the TX antenna.
@@ -647,8 +659,8 @@ static void rt2800usb_config_ant(struct
break;
}

- rt2800usb_bbp_write(rt2x00dev, 3, r3);
- rt2800usb_bbp_write(rt2x00dev, 1, r1);
+ rt2800_bbp_write(rt2x00dev, 3, r3);
+ rt2800_bbp_write(rt2x00dev, 1, r1);
}

static void rt2800usb_config_lna_gain(struct rt2x00_dev *rt2x00dev,
@@ -791,26 +803,26 @@ static void rt2800usb_config_channel(str
/*
* Change BBP settings
*/
- rt2800usb_bbp_write(rt2x00dev, 62, 0x37 - rt2x00dev->lna_gain);
- rt2800usb_bbp_write(rt2x00dev, 63, 0x37 - rt2x00dev->lna_gain);
- rt2800usb_bbp_write(rt2x00dev, 64, 0x37 - rt2x00dev->lna_gain);
- rt2800usb_bbp_write(rt2x00dev, 86, 0);
+ rt2800_bbp_write(rt2x00dev, 62, 0x37 - rt2x00dev->lna_gain);
+ rt2800_bbp_write(rt2x00dev, 63, 0x37 - rt2x00dev->lna_gain);
+ rt2800_bbp_write(rt2x00dev, 64, 0x37 - rt2x00dev->lna_gain);
+ rt2800_bbp_write(rt2x00dev, 86, 0);

if (rf->channel <= 14) {
if (test_bit(CONFIG_EXTERNAL_LNA_BG, &rt2x00dev->flags)) {
- rt2800usb_bbp_write(rt2x00dev, 82, 0x62);
- rt2800usb_bbp_write(rt2x00dev, 75, 0x46);
+ rt2800_bbp_write(rt2x00dev, 82, 0x62);
+ rt2800_bbp_write(rt2x00dev, 75, 0x46);
} else {
- rt2800usb_bbp_write(rt2x00dev, 82, 0x84);
- rt2800usb_bbp_write(rt2x00dev, 75, 0x50);
+ rt2800_bbp_write(rt2x00dev, 82, 0x84);
+ rt2800_bbp_write(rt2x00dev, 75, 0x50);
}
} else {
- rt2800usb_bbp_write(rt2x00dev, 82, 0xf2);
+ rt2800_bbp_write(rt2x00dev, 82, 0xf2);

if (test_bit(CONFIG_EXTERNAL_LNA_A, &rt2x00dev->flags))
- rt2800usb_bbp_write(rt2x00dev, 75, 0x46);
+ rt2800_bbp_write(rt2x00dev, 75, 0x46);
else
- rt2800usb_bbp_write(rt2x00dev, 75, 0x50);
+ rt2800_bbp_write(rt2x00dev, 75, 0x50);
}

rt2800_register_read(rt2x00dev, TX_BAND_CFG, &reg);
@@ -842,23 +854,23 @@ static void rt2800usb_config_channel(str

rt2800_register_write(rt2x00dev, TX_PIN_CFG, tx_pin);

- rt2800usb_bbp_read(rt2x00dev, 4, &bbp);
+ rt2800_bbp_read(rt2x00dev, 4, &bbp);
rt2x00_set_field8(&bbp, BBP4_BANDWIDTH, 2 * conf_is_ht40(conf));
- rt2800usb_bbp_write(rt2x00dev, 4, bbp);
+ rt2800_bbp_write(rt2x00dev, 4, bbp);

- rt2800usb_bbp_read(rt2x00dev, 3, &bbp);
+ rt2800_bbp_read(rt2x00dev, 3, &bbp);
rt2x00_set_field8(&bbp, BBP3_HT40_PLUS, conf_is_ht40_plus(conf));
- rt2800usb_bbp_write(rt2x00dev, 3, bbp);
+ rt2800_bbp_write(rt2x00dev, 3, bbp);

if (rt2x00_rev(&rt2x00dev->chip) == RT2860C_VERSION) {
if (conf_is_ht40(conf)) {
- rt2800usb_bbp_write(rt2x00dev, 69, 0x1a);
- rt2800usb_bbp_write(rt2x00dev, 70, 0x0a);
- rt2800usb_bbp_write(rt2x00dev, 73, 0x16);
+ rt2800_bbp_write(rt2x00dev, 69, 0x1a);
+ rt2800_bbp_write(rt2x00dev, 70, 0x0a);
+ rt2800_bbp_write(rt2x00dev, 73, 0x16);
} else {
- rt2800usb_bbp_write(rt2x00dev, 69, 0x16);
- rt2800usb_bbp_write(rt2x00dev, 70, 0x08);
- rt2800usb_bbp_write(rt2x00dev, 73, 0x11);
+ rt2800_bbp_write(rt2x00dev, 69, 0x16);
+ rt2800_bbp_write(rt2x00dev, 70, 0x08);
+ rt2800_bbp_write(rt2x00dev, 73, 0x11);
}
}

@@ -872,9 +884,9 @@ static void rt2800usb_config_txpower(str
u32 value = TXPOWER_G_TO_DEV(txpower);
u8 r1;

- rt2800usb_bbp_read(rt2x00dev, 1, &r1);
+ rt2800_bbp_read(rt2x00dev, 1, &r1);
rt2x00_set_field8(&reg, BBP1_TX_POWER, 0);
- rt2800usb_bbp_write(rt2x00dev, 1, r1);
+ rt2800_bbp_write(rt2x00dev, 1, r1);

rt2800_register_read(rt2x00dev, TX_PWR_CFG_0, &reg);
rt2x00_set_field32(&reg, TX_PWR_CFG_0_1MBS, value);
@@ -1027,7 +1039,7 @@ static inline void rt2800usb_set_vgc(str
struct link_qual *qual, u8 vgc_level)
{
if (qual->vgc_level != vgc_level) {
- rt2800usb_bbp_write(rt2x00dev, 66, vgc_level);
+ rt2800_bbp_write(rt2x00dev, 66, vgc_level);
qual->vgc_level = vgc_level;
qual->vgc_level_reg = vgc_level;
}
@@ -1570,7 +1582,7 @@ static int rt2800usb_wait_bbp_ready(stru
msleep(1);

for (i = 0; i < REGISTER_BUSY_COUNT; i++) {
- rt2800usb_bbp_read(rt2x00dev, 0, &value);
+ rt2800_bbp_read(rt2x00dev, 0, &value);
if ((value != 0xff) && (value != 0x00))
return 0;
udelay(REGISTER_BUSY_DELAY);
@@ -1591,34 +1603,34 @@ static int rt2800usb_init_bbp(struct rt2
rt2800usb_wait_bbp_ready(rt2x00dev)))
return -EACCES;

- rt2800usb_bbp_write(rt2x00dev, 65, 0x2c);
- rt2800usb_bbp_write(rt2x00dev, 66, 0x38);
- rt2800usb_bbp_write(rt2x00dev, 69, 0x12);
- rt2800usb_bbp_write(rt2x00dev, 70, 0x0a);
- rt2800usb_bbp_write(rt2x00dev, 73, 0x10);
- rt2800usb_bbp_write(rt2x00dev, 81, 0x37);
- rt2800usb_bbp_write(rt2x00dev, 82, 0x62);
- rt2800usb_bbp_write(rt2x00dev, 83, 0x6a);
- rt2800usb_bbp_write(rt2x00dev, 84, 0x99);
- rt2800usb_bbp_write(rt2x00dev, 86, 0x00);
- rt2800usb_bbp_write(rt2x00dev, 91, 0x04);
- rt2800usb_bbp_write(rt2x00dev, 92, 0x00);
- rt2800usb_bbp_write(rt2x00dev, 103, 0x00);
- rt2800usb_bbp_write(rt2x00dev, 105, 0x05);
+ rt2800_bbp_write(rt2x00dev, 65, 0x2c);
+ rt2800_bbp_write(rt2x00dev, 66, 0x38);
+ rt2800_bbp_write(rt2x00dev, 69, 0x12);
+ rt2800_bbp_write(rt2x00dev, 70, 0x0a);
+ rt2800_bbp_write(rt2x00dev, 73, 0x10);
+ rt2800_bbp_write(rt2x00dev, 81, 0x37);
+ rt2800_bbp_write(rt2x00dev, 82, 0x62);
+ rt2800_bbp_write(rt2x00dev, 83, 0x6a);
+ rt2800_bbp_write(rt2x00dev, 84, 0x99);
+ rt2800_bbp_write(rt2x00dev, 86, 0x00);
+ rt2800_bbp_write(rt2x00dev, 91, 0x04);
+ rt2800_bbp_write(rt2x00dev, 92, 0x00);
+ rt2800_bbp_write(rt2x00dev, 103, 0x00);
+ rt2800_bbp_write(rt2x00dev, 105, 0x05);

if (rt2x00_rev(&rt2x00dev->chip) == RT2860C_VERSION) {
- rt2800usb_bbp_write(rt2x00dev, 69, 0x16);
- rt2800usb_bbp_write(rt2x00dev, 73, 0x12);
+ rt2800_bbp_write(rt2x00dev, 69, 0x16);
+ rt2800_bbp_write(rt2x00dev, 73, 0x12);
}

if (rt2x00_rev(&rt2x00dev->chip) > RT2860D_VERSION) {
- rt2800usb_bbp_write(rt2x00dev, 84, 0x19);
+ rt2800_bbp_write(rt2x00dev, 84, 0x19);
}

if (rt2x00_rev(&rt2x00dev->chip) == RT3070_VERSION) {
- rt2800usb_bbp_write(rt2x00dev, 70, 0x0a);
- rt2800usb_bbp_write(rt2x00dev, 84, 0x99);
- rt2800usb_bbp_write(rt2x00dev, 105, 0x05);
+ rt2800_bbp_write(rt2x00dev, 70, 0x0a);
+ rt2800_bbp_write(rt2x00dev, 84, 0x99);
+ rt2800_bbp_write(rt2x00dev, 105, 0x05);
}

for (i = 0; i < EEPROM_BBP_SIZE; i++) {
@@ -1627,7 +1639,7 @@ static int rt2800usb_init_bbp(struct rt2
if (eeprom != 0xffff && eeprom != 0x0000) {
reg_id = rt2x00_get_field16(eeprom, EEPROM_BBP_REG_ID);
value = rt2x00_get_field16(eeprom, EEPROM_BBP_VALUE);
- rt2800usb_bbp_write(rt2x00dev, reg_id, value);
+ rt2800_bbp_write(rt2x00dev, reg_id, value);
}
}

@@ -1646,9 +1658,9 @@ static u8 rt2800usb_init_rx_filter(struc

rt2800usb_rfcsr_write(rt2x00dev, 24, rfcsr24);

- rt2800usb_bbp_read(rt2x00dev, 4, &bbp);
+ rt2800_bbp_read(rt2x00dev, 4, &bbp);
rt2x00_set_field8(&bbp, BBP4_BANDWIDTH, 2 * bw40);
- rt2800usb_bbp_write(rt2x00dev, 4, bbp);
+ rt2800_bbp_write(rt2x00dev, 4, bbp);

rt2800usb_rfcsr_read(rt2x00dev, 22, &rfcsr);
rt2x00_set_field8(&rfcsr, RFCSR22_BASEBAND_LOOPBACK, 1);
@@ -1657,13 +1669,13 @@ static u8 rt2800usb_init_rx_filter(struc
/*
* Set power & frequency of passband test tone
*/
- rt2800usb_bbp_write(rt2x00dev, 24, 0);
+ rt2800_bbp_write(rt2x00dev, 24, 0);

for (i = 0; i < 100; i++) {
- rt2800usb_bbp_write(rt2x00dev, 25, 0x90);
+ rt2800_bbp_write(rt2x00dev, 25, 0x90);
msleep(1);

- rt2800usb_bbp_read(rt2x00dev, 55, &passband);
+ rt2800_bbp_read(rt2x00dev, 55, &passband);
if (passband)
break;
}
@@ -1671,13 +1683,13 @@ static u8 rt2800usb_init_rx_filter(struc
/*
* Set power & frequency of stopband test tone
*/
- rt2800usb_bbp_write(rt2x00dev, 24, 0x06);
+ rt2800_bbp_write(rt2x00dev, 24, 0x06);

for (i = 0; i < 100; i++) {
- rt2800usb_bbp_write(rt2x00dev, 25, 0x90);
+ rt2800_bbp_write(rt2x00dev, 25, 0x90);
msleep(1);

- rt2800usb_bbp_read(rt2x00dev, 55, &stopband);
+ rt2800_bbp_read(rt2x00dev, 55, &stopband);

if ((passband - stopband) <= filter_target) {
rfcsr24++;
@@ -1744,7 +1756,7 @@ static int rt2800usb_init_rfcsr(struct r
/*
* Set back to initial state
*/
- rt2800usb_bbp_write(rt2x00dev, 24, 0);
+ rt2800_bbp_write(rt2x00dev, 24, 0);

rt2800usb_rfcsr_read(rt2x00dev, 22, &rfcsr);
rt2x00_set_field8(&rfcsr, RFCSR22_BASEBAND_LOOPBACK, 0);
@@ -1753,9 +1765,9 @@ static int rt2800usb_init_rfcsr(struct r
/*
* set BBP back to BW20
*/
- rt2800usb_bbp_read(rt2x00dev, 4, &bbp);
+ rt2800_bbp_read(rt2x00dev, 4, &bbp);
rt2x00_set_field8(&bbp, BBP4_BANDWIDTH, 0);
- rt2800usb_bbp_write(rt2x00dev, 4, bbp);
+ rt2800_bbp_write(rt2x00dev, 4, bbp);

return 0;
}
--
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