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yaml
---
r: 183576
b: refs/heads/master
c: 67a4c1e
h: refs/heads/master
v: v3
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Gertjan van Wingerde authored and John W. Linville committed Jan 12, 2010
1 parent c9358b5 commit 88d2231
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Showing 5 changed files with 26 additions and 42 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 6c0fe26581406bff3d15fd6051453e80cfe70fd6
refs/heads/master: 67a4c1e24d58e0d88ed88539641631f6fc8a0cfd
19 changes: 19 additions & 0 deletions trunk/drivers/net/wireless/rt2x00/rt2800lib.c
Original file line number Diff line number Diff line change
Expand Up @@ -245,6 +245,25 @@ void rt2800_mcu_request(struct rt2x00_dev *rt2x00dev,
}
EXPORT_SYMBOL_GPL(rt2800_mcu_request);

int rt2800_wait_wpdma_ready(struct rt2x00_dev *rt2x00dev)
{
unsigned int i;
u32 reg;

for (i = 0; i < REGISTER_BUSY_COUNT; i++) {
rt2800_register_read(rt2x00dev, WPDMA_GLO_CFG, &reg);
if (!rt2x00_get_field32(reg, WPDMA_GLO_CFG_TX_DMA_BUSY) &&
!rt2x00_get_field32(reg, WPDMA_GLO_CFG_RX_DMA_BUSY))
return 0;

msleep(1);
}

ERROR(rt2x00dev, "WPDMA TX/RX busy, aborting.\n");
return -EACCES;
}
EXPORT_SYMBOL_GPL(rt2800_wait_wpdma_ready);

#ifdef CONFIG_RT2X00_LIB_DEBUGFS
const struct rt2x00debug rt2800_rt2x00debug = {
.owner = THIS_MODULE,
Expand Down
1 change: 1 addition & 0 deletions trunk/drivers/net/wireless/rt2x00/rt2800lib.h
Original file line number Diff line number Diff line change
Expand Up @@ -139,6 +139,7 @@ void rt2800_link_tuner(struct rt2x00_dev *rt2x00dev, struct link_qual *qual,
int rt2800_init_registers(struct rt2x00_dev *rt2x00dev);
int rt2800_init_bbp(struct rt2x00_dev *rt2x00dev);
int rt2800_init_rfcsr(struct rt2x00_dev *rt2x00dev);
int rt2800_wait_wpdma_ready(struct rt2x00_dev *rt2x00dev);

int rt2800_efuse_detect(struct rt2x00_dev *rt2x00dev);
void rt2800_read_eeprom_efuse(struct rt2x00_dev *rt2x00dev);
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24 changes: 3 additions & 21 deletions trunk/drivers/net/wireless/rt2x00/rt2800pci.c
Original file line number Diff line number Diff line change
Expand Up @@ -453,24 +453,6 @@ static void rt2800pci_toggle_irq(struct rt2x00_dev *rt2x00dev,
rt2800_register_write(rt2x00dev, INT_MASK_CSR, reg);
}

static int rt2800pci_wait_wpdma_ready(struct rt2x00_dev *rt2x00dev)
{
unsigned int i;
u32 reg;

for (i = 0; i < REGISTER_BUSY_COUNT; i++) {
rt2800_register_read(rt2x00dev, WPDMA_GLO_CFG, &reg);
if (!rt2x00_get_field32(reg, WPDMA_GLO_CFG_TX_DMA_BUSY) &&
!rt2x00_get_field32(reg, WPDMA_GLO_CFG_RX_DMA_BUSY))
return 0;

msleep(1);
}

ERROR(rt2x00dev, "WPDMA TX/RX busy, aborting.\n");
return -EACCES;
}

static int rt2800pci_enable_radio(struct rt2x00_dev *rt2x00dev)
{
u32 reg;
Expand All @@ -479,10 +461,10 @@ static int rt2800pci_enable_radio(struct rt2x00_dev *rt2x00dev)
/*
* Initialize all registers.
*/
if (unlikely(rt2800pci_wait_wpdma_ready(rt2x00dev) ||
if (unlikely(rt2800_wait_wpdma_ready(rt2x00dev) ||
rt2800pci_init_queues(rt2x00dev) ||
rt2800_init_registers(rt2x00dev) ||
rt2800pci_wait_wpdma_ready(rt2x00dev) ||
rt2800_wait_wpdma_ready(rt2x00dev) ||
rt2800_init_bbp(rt2x00dev) ||
rt2800_init_rfcsr(rt2x00dev)))
return -EIO;
Expand Down Expand Up @@ -562,7 +544,7 @@ static void rt2800pci_disable_radio(struct rt2x00_dev *rt2x00dev)
rt2800_register_write(rt2x00dev, PBF_SYS_CTRL, 0x00000e00);

/* Wait for DMA, ignore error */
rt2800pci_wait_wpdma_ready(rt2x00dev);
rt2800_wait_wpdma_ready(rt2x00dev);
}

static int rt2800pci_set_state(struct rt2x00_dev *rt2x00dev,
Expand Down
22 changes: 2 additions & 20 deletions trunk/drivers/net/wireless/rt2x00/rt2800usb.c
Original file line number Diff line number Diff line change
Expand Up @@ -248,24 +248,6 @@ static void rt2800usb_toggle_rx(struct rt2x00_dev *rt2x00dev,
rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, reg);
}

static int rt2800usb_wait_wpdma_ready(struct rt2x00_dev *rt2x00dev)
{
unsigned int i;
u32 reg;

for (i = 0; i < REGISTER_BUSY_COUNT; i++) {
rt2800_register_read(rt2x00dev, WPDMA_GLO_CFG, &reg);
if (!rt2x00_get_field32(reg, WPDMA_GLO_CFG_TX_DMA_BUSY) &&
!rt2x00_get_field32(reg, WPDMA_GLO_CFG_RX_DMA_BUSY))
return 0;

msleep(1);
}

ERROR(rt2x00dev, "WPDMA TX/RX busy, aborting.\n");
return -EACCES;
}

static int rt2800usb_enable_radio(struct rt2x00_dev *rt2x00dev)
{
u32 reg;
Expand All @@ -274,7 +256,7 @@ static int rt2800usb_enable_radio(struct rt2x00_dev *rt2x00dev)
/*
* Initialize all registers.
*/
if (unlikely(rt2800usb_wait_wpdma_ready(rt2x00dev) ||
if (unlikely(rt2800_wait_wpdma_ready(rt2x00dev) ||
rt2800_init_registers(rt2x00dev) ||
rt2800_init_bbp(rt2x00dev) ||
rt2800_init_rfcsr(rt2x00dev)))
Expand Down Expand Up @@ -344,7 +326,7 @@ static void rt2800usb_disable_radio(struct rt2x00_dev *rt2x00dev)
rt2800_register_write(rt2x00dev, TX_PIN_CFG, 0);

/* Wait for DMA, ignore error */
rt2800usb_wait_wpdma_ready(rt2x00dev);
rt2800_wait_wpdma_ready(rt2x00dev);

rt2x00usb_disable_radio(rt2x00dev);
}
Expand Down

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