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[PATCH] rt2x00: SW diversity should default to antenna B 

Although ANTENNA_SW_DIVERSITY should never be send
to the driver, we should still handle it to prevent bugs.
But instead of defaulting to ANTENNA_HW_DIVERSITY we
should default to ANTENNA_B instead.

Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Ivo van Doorn 2007-10-13 16:26:27 +02:00 committed by David S. Miller
parent addc81bd42
commit 39e75857d0
5 changed files with 72 additions and 18 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
drivers/net/wireless/rt2x00/rt2400pci.c
View File

@ -409,13 +409,19 @@ static void rt2400pci_config_antenna(struct rt2x00_dev *rt2x00dev,
* Configure the TX antenna.
*/
switch (ant->tx) {
case ANTENNA_SW_DIVERSITY:
case ANTENNA_HW_DIVERSITY:
rt2x00_set_field8(&r1, BBP_R1_TX_ANTENNA, 1);
break;
case ANTENNA_A:
rt2x00_set_field8(&r1, BBP_R1_TX_ANTENNA, 0);
break;
case ANTENNA_SW_DIVERSITY:
/*
* NOTE: We should never come here because rt2x00lib is
* supposed to catch this and send us the correct antenna
* explicitely. However we are nog going to bug about this.
* Instead, just default to antenna B.
*/
case ANTENNA_B:
rt2x00_set_field8(&r1, BBP_R1_TX_ANTENNA, 2);
break;
@ -425,13 +431,19 @@ static void rt2400pci_config_antenna(struct rt2x00_dev *rt2x00dev,
* Configure the RX antenna.
*/
switch (ant->rx) {
case ANTENNA_SW_DIVERSITY:
case ANTENNA_HW_DIVERSITY:
rt2x00_set_field8(&r4, BBP_R4_RX_ANTENNA, 1);
break;
case ANTENNA_A:
rt2x00_set_field8(&r4, BBP_R4_RX_ANTENNA, 0);
break;
case ANTENNA_SW_DIVERSITY:
/*
* NOTE: We should never come here because rt2x00lib is
* supposed to catch this and send us the correct antenna
* explicitely. However we are nog going to bug about this.
* Instead, just default to antenna B.
*/
case ANTENNA_B:
rt2x00_set_field8(&r4, BBP_R4_RX_ANTENNA, 2);
break;

26
drivers/net/wireless/rt2x00/rt2500pci.c
View File

@ -438,17 +438,19 @@ static void rt2500pci_config_antenna(struct rt2x00_dev *rt2x00dev,
* Configure the TX antenna.
*/
switch (ant->tx) {
case ANTENNA_SW_DIVERSITY:
case ANTENNA_HW_DIVERSITY:
rt2x00_set_field8(&r2, BBP_R2_TX_ANTENNA, 2);
rt2x00_set_field32(&reg, BBPCSR1_CCK, 2);
rt2x00_set_field32(&reg, BBPCSR1_OFDM, 2);
break;
case ANTENNA_A:
rt2x00_set_field8(&r2, BBP_R2_TX_ANTENNA, 0);
rt2x00_set_field32(&reg, BBPCSR1_CCK, 0);
rt2x00_set_field32(&reg, BBPCSR1_OFDM, 0);
break;
case ANTENNA_HW_DIVERSITY:
case ANTENNA_SW_DIVERSITY:
/*
* NOTE: We should never come here because rt2x00lib is
* supposed to catch this and send us the correct antenna
* explicitely. However we are nog going to bug about this.
* Instead, just default to antenna B.
*/
case ANTENNA_B:
rt2x00_set_field8(&r2, BBP_R2_TX_ANTENNA, 2);
rt2x00_set_field32(&reg, BBPCSR1_CCK, 2);
@ -460,13 +462,17 @@ static void rt2500pci_config_antenna(struct rt2x00_dev *rt2x00dev,
* Configure the RX antenna.
*/
switch (ant->rx) {
case ANTENNA_SW_DIVERSITY:
case ANTENNA_HW_DIVERSITY:
rt2x00_set_field8(&r14, BBP_R14_RX_ANTENNA, 2);
break;
case ANTENNA_A:
rt2x00_set_field8(&r14, BBP_R14_RX_ANTENNA, 0);
break;
case ANTENNA_HW_DIVERSITY:
case ANTENNA_SW_DIVERSITY:
/*
* NOTE: We should never come here because rt2x00lib is
* supposed to catch this and send us the correct antenna
* explicitely. However we are nog going to bug about this.
* Instead, just default to antenna B.
*/
case ANTENNA_B:
rt2x00_set_field8(&r14, BBP_R14_RX_ANTENNA, 2);
break;

16
drivers/net/wireless/rt2x00/rt2500usb.c
View File

@ -401,7 +401,6 @@ static void rt2500usb_config_antenna(struct rt2x00_dev *rt2x00dev,
* Configure the TX antenna.
*/
switch (ant->tx) {
case ANTENNA_SW_DIVERSITY:
case ANTENNA_HW_DIVERSITY:
rt2x00_set_field8(&r2, BBP_R2_TX_ANTENNA, 1);
rt2x00_set_field16(&csr5, PHY_CSR5_CCK, 1);
@ -412,6 +411,13 @@ static void rt2500usb_config_antenna(struct rt2x00_dev *rt2x00dev,
rt2x00_set_field16(&csr5, PHY_CSR5_CCK, 0);
rt2x00_set_field16(&csr6, PHY_CSR6_OFDM, 0);
break;
case ANTENNA_SW_DIVERSITY:
/*
* NOTE: We should never come here because rt2x00lib is
* supposed to catch this and send us the correct antenna
* explicitely. However we are nog going to bug about this.
* Instead, just default to antenna B.
*/
case ANTENNA_B:
rt2x00_set_field8(&r2, BBP_R2_TX_ANTENNA, 2);
rt2x00_set_field16(&csr5, PHY_CSR5_CCK, 2);
@ -423,13 +429,19 @@ static void rt2500usb_config_antenna(struct rt2x00_dev *rt2x00dev,
* Configure the RX antenna.
*/
switch (ant->rx) {
case ANTENNA_SW_DIVERSITY:
case ANTENNA_HW_DIVERSITY:
rt2x00_set_field8(&r14, BBP_R14_RX_ANTENNA, 1);
break;
case ANTENNA_A:
rt2x00_set_field8(&r14, BBP_R14_RX_ANTENNA, 0);
break;
case ANTENNA_SW_DIVERSITY:
/*
* NOTE: We should never come here because rt2x00lib is
* supposed to catch this and send us the correct antenna
* explicitely. However we are nog going to bug about this.
* Instead, just default to antenna B.
*/
case ANTENNA_B:
rt2x00_set_field8(&r14, BBP_R14_RX_ANTENNA, 2);
break;

16
drivers/net/wireless/rt2x00/rt61pci.c
View File

@ -425,7 +425,6 @@ static void rt61pci_config_antenna_5x(struct rt2x00_dev *rt2x00dev,
!rt2x00_rf(&rt2x00dev->chip, RF5225));
switch (ant->rx) {
case ANTENNA_SW_DIVERSITY:
case ANTENNA_HW_DIVERSITY:
rt2x00_set_field8(&r4, BBP_R4_RX_ANTENNA, 2);
rt2x00_set_field8(&r4, BBP_R4_RX_FRAME_END,
@ -440,6 +439,13 @@ static void rt61pci_config_antenna_5x(struct rt2x00_dev *rt2x00dev,
else
rt2x00_set_field8(&r77, BBP_R77_PAIR, 3);
break;
case ANTENNA_SW_DIVERSITY:
/*
* NOTE: We should never come here because rt2x00lib is
* supposed to catch this and send us the correct antenna
* explicitely. However we are nog going to bug about this.
* Instead, just default to antenna B.
*/
case ANTENNA_B:
rt2x00_set_field8(&r4, BBP_R4_RX_ANTENNA, 1);
rt2x00_set_field8(&r4, BBP_R4_RX_FRAME_END, 0);
@ -473,7 +479,6 @@ static void rt61pci_config_antenna_2x(struct rt2x00_dev *rt2x00dev,
!test_bit(CONFIG_FRAME_TYPE, &rt2x00dev->flags));
switch (ant->rx) {
case ANTENNA_SW_DIVERSITY:
case ANTENNA_HW_DIVERSITY:
rt2x00_set_field8(&r4, BBP_R4_RX_ANTENNA, 2);
break;
@ -481,6 +486,13 @@ static void rt61pci_config_antenna_2x(struct rt2x00_dev *rt2x00dev,
rt2x00_set_field8(&r4, BBP_R4_RX_ANTENNA, 1);
rt2x00_set_field8(&r77, BBP_R77_PAIR, 3);
break;
case ANTENNA_SW_DIVERSITY:
/*
* NOTE: We should never come here because rt2x00lib is
* supposed to catch this and send us the correct antenna
* explicitely. However we are nog going to bug about this.
* Instead, just default to antenna B.
*/
case ANTENNA_B:
rt2x00_set_field8(&r4, BBP_R4_RX_ANTENNA, 1);
rt2x00_set_field8(&r77, BBP_R77_PAIR, 0);

16
drivers/net/wireless/rt2x00/rt73usb.c
View File

@ -409,7 +409,6 @@ static void rt73usb_config_antenna_5x(struct rt2x00_dev *rt2x00dev,
rt2x00_set_field8(&r3, BBP_R3_SMART_MODE, 0);
switch (ant->rx) {
case ANTENNA_SW_DIVERSITY:
case ANTENNA_HW_DIVERSITY:
rt2x00_set_field8(&r4, BBP_R4_RX_ANTENNA, 2);
rt2x00_set_field8(&r4, BBP_R4_RX_FRAME_END,
@ -424,6 +423,13 @@ static void rt73usb_config_antenna_5x(struct rt2x00_dev *rt2x00dev,
else
rt2x00_set_field8(&r77, BBP_R77_PAIR, 3);
break;
case ANTENNA_SW_DIVERSITY:
/*
* NOTE: We should never come here because rt2x00lib is
* supposed to catch this and send us the correct antenna
* explicitely. However we are nog going to bug about this.
* Instead, just default to antenna B.
*/
case ANTENNA_B:
rt2x00_set_field8(&r4, BBP_R4_RX_ANTENNA, 1);
rt2x00_set_field8(&r4, BBP_R4_RX_FRAME_END, 0);
@ -456,7 +462,6 @@ static void rt73usb_config_antenna_2x(struct rt2x00_dev *rt2x00dev,
!test_bit(CONFIG_FRAME_TYPE, &rt2x00dev->flags));
switch (ant->rx) {
case ANTENNA_SW_DIVERSITY:
case ANTENNA_HW_DIVERSITY:
rt2x00_set_field8(&r4, BBP_R4_RX_ANTENNA, 2);
break;
@ -464,6 +469,13 @@ static void rt73usb_config_antenna_2x(struct rt2x00_dev *rt2x00dev,
rt2x00_set_field8(&r4, BBP_R4_RX_ANTENNA, 1);
rt2x00_set_field8(&r77, BBP_R77_PAIR, 3);
break;
case ANTENNA_SW_DIVERSITY:
/*
* NOTE: We should never come here because rt2x00lib is
* supposed to catch this and send us the correct antenna
* explicitely. However we are nog going to bug about this.
* Instead, just default to antenna B.
*/
case ANTENNA_B:
rt2x00_set_field8(&r4, BBP_R4_RX_ANTENNA, 1);
rt2x00_set_field8(&r77, BBP_R77_PAIR, 0);