commit 67a4c1e24d58e0d88ed88539641631f6fc8a0cfd
author Gertjan van Wingerde <gwingerde@gmail.com> Wed Dec 30 11:36:32 2009 +0100
committer John W. Linville <linville@tuxdriver.com> Tue Jan 12 13:51:23 2010 -0500
tree 0e1a80327b450fb73bbb73d43566575ccdec98fb
parent 6c0fe26581406bff3d15fd6051453e80cfe70fd6

rt2x00: Unify rt2800 WPDMA ready waiting functions.

The rt2800pci_wait_wpdma_ready and rt2800usb_wait_wpdma_ready functions are
exactly the same, so unify them into rt200lib.

Signed-off-by: Gertjan van Wingerde <gwingerde@gmail.com>
Acked-by: Ivo van Doorn <IvDoorn@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

drivers/net/wireless/rt2x00/rt2800pci.c

diff --git a/drivers/net/wireless/rt2x00/rt2800pci.c b/drivers/net/wireless/rt2x00/rt2800pci.c
index b93eabb..daea0b7 100644
--- a/drivers/net/wireless/rt2x00/rt2800pci.c
+++ b/drivers/net/wireless/rt2x00/rt2800pci.c
@@ -453,24 +453,6 @@
 	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;
@@ -479,10 +461,10 @@
 	/*
 	 * 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;
@@ -562,7 +544,7 @@
 	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,