From: Vasanthakumar Thiagarajan <vasanth@xxxxxxxxxxx>
Store appropriate desc length which will be used by the
ath9k module while duplicating tx desc.
Signed-off-by: Vasanthakumar Thiagarajan <vasanth@xxxxxxxxxxx>
---
drivers/net/wireless/ath/ath9k/ar9003_mac.h | 28 +++++++++++++++++++++++++++
drivers/net/wireless/ath/ath9k/hw.c | 3 ++
drivers/net/wireless/ath/ath9k/hw.h | 1 +
3 files changed, 32 insertions(+), 0 deletions(-)
diff --git a/drivers/net/wireless/ath/ath9k/ar9003_mac.h b/drivers/net/wireless/ath/ath9k/ar9003_mac.h
index 479dcd1..7f87804 100644
--- a/drivers/net/wireless/ath/ath9k/ar9003_mac.h
+++ b/drivers/net/wireless/ath/ath9k/ar9003_mac.h
@@ -43,6 +43,34 @@ struct ar9003_rxs {
u32 status11;
} __packed;
+/* Transmit Control Descriptor */
+struct ar9003_txc {
+ u32 info; /* descriptor information */
+ u32 link; /* link pointer */
+ u32 data0; /* data pointer to 1st buffer */
+ u32 ctl3; /* DMA control 3 */
+ u32 data1; /* data pointer to 2nd buffer */
+ u32 ctl5; /* DMA control 5 */
+ u32 data2; /* data pointer to 3rd buffer */
+ u32 ctl7; /* DMA control 7 */
+ u32 data3; /* data pointer to 4th buffer */
+ u32 ctl9; /* DMA control 9 */
+ u32 ctl10; /* DMA control 10 */
+ u32 ctl11; /* DMA control 11 */
+ u32 ctl12; /* DMA control 12 */
+ u32 ctl13; /* DMA control 13 */
+ u32 ctl14; /* DMA control 14 */
+ u32 ctl15; /* DMA control 15 */
+ u32 ctl16; /* DMA control 16 */
+ u32 ctl17; /* DMA control 17 */
+ u32 ctl18; /* DMA control 18 */
+ u32 ctl19; /* DMA control 19 */
+ u32 ctl20; /* DMA control 20 */
+ u32 ctl21; /* DMA control 21 */
+ u32 ctl22; /* DMA control 22 */
+ u32 pad[9]; /* pad to cache line (128 bytes/32 dwords) */
+} __packed;
+
void ar9003_hw_attach_mac_ops(struct ath_hw *hw);
void ath9k_hw_set_rx_bufsize(struct ath_hw *ah, u16 buf_size);
void ath9k_hw_addrxbuf_edma(struct ath_hw *ah, u32 rxdp,
diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c
index a285e17..aa80d43 100644
--- a/drivers/net/wireless/ath/ath9k/hw.c
+++ b/drivers/net/wireless/ath/ath9k/hw.c
@@ -2962,6 +2962,9 @@ int ath9k_hw_fill_cap_info(struct ath_hw *ah)
pCap->rx_hp_qdepth = ATH9K_HW_RX_HP_QDEPTH;
pCap->rx_lp_qdepth = ATH9K_HW_RX_LP_QDEPTH;
pCap->rx_status_len = sizeof(struct ar9003_rxs);
+ pCap->tx_desc_len = sizeof(struct ar9003_txc);
+ } else {
+ pCap->tx_desc_len = sizeof(struct ath_desc);
}
return 0;
diff --git a/drivers/net/wireless/ath/ath9k/hw.h b/drivers/net/wireless/ath/ath9k/hw.h
index 64266ff..0361f42 100644
--- a/drivers/net/wireless/ath/ath9k/hw.h
+++ b/drivers/net/wireless/ath/ath9k/hw.h
@@ -206,6 +206,7 @@ struct ath9k_hw_capabilities {
u8 rx_hp_qdepth;
u8 rx_lp_qdepth;
u8 rx_status_len;
+ u8 tx_desc_len;
};
struct ath9k_ops_config {
--
1.6.3.3
--
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