rt2x00: rt2800pci: move TX descriptor functions to the rt2800mmio module

Move the functions into a separate module, in order
to make those usable from other modules. Also move
the TX descriptor related defines from rt2800pci.h
into rt2800mmio.h.

Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 1 insertions, 61 deletions

diff --git a/drivers/net/wireless/rt2x00/rt2800pci.c b/drivers/net/wireless/rt2x00/rt2800pci.c
index ddc6a42ad7b9..b2e2b091dabb 100644
--- a/drivers/net/wireless/rt2x00/rt2800pci.c
+++ b/drivers/net/wireless/rt2x00/rt2800pci.c
@@ -45,6 +45,7 @@
 #include "rt2x00pci.h"
 #include "rt2x00soc.h"
 #include "rt2800lib.h"
+#include "rt2800mmio.h"
 #include "rt2800.h"
 #include "rt2800pci.h"
 
@@ -627,67 +628,6 @@ static int rt2800pci_set_device_state(struct rt2x00_dev *rt2x00dev,
 }
 
 /*
- * TX descriptor initialization
- */
-static __le32 *rt2800mmio_get_txwi(struct queue_entry *entry)
-{
-	return (__le32 *) entry->skb->data;
-}
-
-static void rt2800mmio_write_tx_desc(struct queue_entry *entry,
-				     struct txentry_desc *txdesc)
-{
-	struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb);
-	struct queue_entry_priv_mmio *entry_priv = entry->priv_data;
-	__le32 *txd = entry_priv->desc;
-	u32 word;
-	const unsigned int txwi_size = entry->queue->winfo_size;
-
-	/*
-	 * The buffers pointed by SD_PTR0/SD_LEN0 and SD_PTR1/SD_LEN1
-	 * must contains a TXWI structure + 802.11 header + padding + 802.11
-	 * data. We choose to have SD_PTR0/SD_LEN0 only contains TXWI and
-	 * SD_PTR1/SD_LEN1 contains 802.11 header + padding + 802.11
-	 * data. It means that LAST_SEC0 is always 0.
-	 */
-
-	/*
-	 * Initialize TX descriptor
-	 */
-	word = 0;
-	rt2x00_set_field32(&word, TXD_W0_SD_PTR0, skbdesc->skb_dma);
-	rt2x00_desc_write(txd, 0, word);
-
-	word = 0;
-	rt2x00_set_field32(&word, TXD_W1_SD_LEN1, entry->skb->len);
-	rt2x00_set_field32(&word, TXD_W1_LAST_SEC1,
-			   !test_bit(ENTRY_TXD_MORE_FRAG, &txdesc->flags));
-	rt2x00_set_field32(&word, TXD_W1_BURST,
-			   test_bit(ENTRY_TXD_BURST, &txdesc->flags));
-	rt2x00_set_field32(&word, TXD_W1_SD_LEN0, txwi_size);
-	rt2x00_set_field32(&word, TXD_W1_LAST_SEC0, 0);
-	rt2x00_set_field32(&word, TXD_W1_DMA_DONE, 0);
-	rt2x00_desc_write(txd, 1, word);
-
-	word = 0;
-	rt2x00_set_field32(&word, TXD_W2_SD_PTR1,
-			   skbdesc->skb_dma + txwi_size);
-	rt2x00_desc_write(txd, 2, word);
-
-	word = 0;
-	rt2x00_set_field32(&word, TXD_W3_WIV,
-			   !test_bit(ENTRY_TXD_ENCRYPT_IV, &txdesc->flags));
-	rt2x00_set_field32(&word, TXD_W3_QSEL, 2);
-	rt2x00_desc_write(txd, 3, word);
-
-	/*
-	 * Register descriptor details in skb frame descriptor.
-	 */
-	skbdesc->desc = txd;
-	skbdesc->desc_len = TXD_DESC_SIZE;
-}
-
-/*
  * RX control handlers
  */
 static void rt2800pci_fill_rxdone(struct queue_entry *entry,