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* [PATCH] ath9k: fix another endianness issue
@ 2008-07-20 16:31 Felix Fietkau
  2008-07-20 18:42 ` [PATCH v2] " Felix Fietkau
  2008-07-20 22:01 ` [PATCH v3] " Felix Fietkau
  0 siblings, 2 replies; 4+ messages in thread
From: Felix Fietkau @ 2008-07-20 16:31 UTC (permalink / raw)
  To: linux-wireless, ath9k-devel

DMA descriptors must always be accessed in native endianness.
With this patch and my previous series, Atheros AR9160 now
works for me in STA mode (tested on an IXP4xx board, big-endian)

Signed-off-by: Felix Fietkau <nbd@openwrt.org>
---
--- a/drivers/net/wireless/ath9k/xmit.c
+++ b/drivers/net/wireless/ath9k/xmit.c
@@ -168,7 +168,7 @@
  			__func__, txq->axq_qnum,
  			ito64(bf->bf_daddr), bf->bf_desc);
  	} else {
-		*txq->axq_link = cpu_to_le32(bf->bf_daddr);
+		*txq->axq_link = bf->bf_daddr;
  		DPRINTF(sc, ATH_DEBUG_XMIT, "%s: link[%u] (%p)=%llx (%p)\n",
  			__func__,
  			txq->axq_qnum, txq->axq_link,


^ permalink raw reply	[flat|nested] 4+ messages in thread

* [PATCH v2] ath9k: fix another endianness issue
  2008-07-20 16:31 [PATCH] ath9k: fix another endianness issue Felix Fietkau
@ 2008-07-20 18:42 ` Felix Fietkau
  2008-07-20 22:01 ` [PATCH v3] " Felix Fietkau
  1 sibling, 0 replies; 4+ messages in thread
From: Felix Fietkau @ 2008-07-20 18:42 UTC (permalink / raw)
  To: linux-wireless, ath9k-devel

DMA descriptors must always be accessed in native endianness.
With this patch and my previous series, Atheros AR9160 now
works for me in STA mode (tested on an IXP4xx board, big-endian)

Signed-off-by: Felix Fietkau <nbd@openwrt.org>
---
updated version, found some more instances of the same thing

--- a/drivers/net/wireless/ath9k/xmit.c
+++ b/drivers/net/wireless/ath9k/xmit.c
@@ -121,7 +121,7 @@
  	DPRINTF(sc, ATH_DEBUG_TX_PROC,
  		"%s: txq depth = %d\n", __func__, txq->axq_depth);
  	if (txq->axq_link != NULL) {
-		*txq->axq_link = cpu_to_le32(bf->bf_daddr);
+		*txq->axq_link = bf->bf_daddr;
  		DPRINTF(sc, ATH_DEBUG_XMIT,
  			"%s: link[%u](%p)=%llx (%p)\n",
  			__func__,
@@ -168,7 +168,7 @@
  			__func__, txq->axq_qnum,
  			ito64(bf->bf_daddr), bf->bf_desc);
  	} else {
-		*txq->axq_link = cpu_to_le32(bf->bf_daddr);
+		*txq->axq_link = bf->bf_daddr;
  		DPRINTF(sc, ATH_DEBUG_XMIT, "%s: link[%u] (%p)=%llx (%p)\n",
  			__func__,
  			txq->axq_qnum, txq->axq_link,
--- a/drivers/net/wireless/ath9k/beacon.c
+++ b/drivers/net/wireless/ath9k/beacon.c
@@ -159,7 +159,7 @@
  	if (!cabq->axq_link)
  		ath9k_hw_puttxbuf(ah, cabq->axq_qnum, bfmcast->bf_daddr);
  	else
-		*cabq->axq_link = cpu_to_le32(bfmcast->bf_daddr);
+		*cabq->axq_link = bfmcast->bf_daddr;

  	/* append the private vap mcast list to  the cabq */

@@ -688,11 +688,7 @@
  			if (if_id != ATH_IF_ID_ANY) {
  				bf = ath_beacon_generate(sc, if_id);
  				if (bf != NULL) {
-					if (bflink != &bfaddr)
-						*bflink = cpu_to_le32(
-							bf->bf_daddr);
-					else
-						*bflink = bf->bf_daddr;
+					*bflink = bf->bf_daddr;
  					bflink = &bf->bf_desc->ds_link;
  					bc++;
  				}

^ permalink raw reply	[flat|nested] 4+ messages in thread

* [PATCH v3] ath9k: fix another endianness issue
  2008-07-20 16:31 [PATCH] ath9k: fix another endianness issue Felix Fietkau
  2008-07-20 18:42 ` [PATCH v2] " Felix Fietkau
@ 2008-07-20 22:01 ` Felix Fietkau
  2008-07-20 22:26   ` Luis R. Rodriguez
  1 sibling, 1 reply; 4+ messages in thread
From: Felix Fietkau @ 2008-07-20 22:01 UTC (permalink / raw)
  To: linux-wireless

DMA descriptors must always be accessed in native endianness.
With this patch and my previous series, Atheros AR9160 now
works for me in STA mode (tested on an IXP4xx board, big-endian)

Signed-off-by: Felix Fietkau <nbd@openwrt.org>
---
sorry, my mail client broke the last one (whitespace crap)

--- a/drivers/net/wireless/ath9k/xmit.c
+++ b/drivers/net/wireless/ath9k/xmit.c
@@ -121,7 +121,7 @@
 	DPRINTF(sc, ATH_DEBUG_TX_PROC,
 		"%s: txq depth = %d\n", __func__, txq->axq_depth);
 	if (txq->axq_link != NULL) {
-		*txq->axq_link = cpu_to_le32(bf->bf_daddr);
+		*txq->axq_link = bf->bf_daddr;
 		DPRINTF(sc, ATH_DEBUG_XMIT,
 			"%s: link[%u](%p)=%llx (%p)\n",
 			__func__,
@@ -168,7 +168,7 @@
 			__func__, txq->axq_qnum,
 			ito64(bf->bf_daddr), bf->bf_desc);
 	} else {
-		*txq->axq_link = cpu_to_le32(bf->bf_daddr);
+		*txq->axq_link = bf->bf_daddr;
 		DPRINTF(sc, ATH_DEBUG_XMIT, "%s: link[%u] (%p)=%llx (%p)\n",
 			__func__,
 			txq->axq_qnum, txq->axq_link,
--- a/drivers/net/wireless/ath9k/beacon.c
+++ b/drivers/net/wireless/ath9k/beacon.c
@@ -159,7 +159,7 @@
 	if (!cabq->axq_link)
 		ath9k_hw_puttxbuf(ah, cabq->axq_qnum, bfmcast->bf_daddr);
 	else
-		*cabq->axq_link = cpu_to_le32(bfmcast->bf_daddr);
+		*cabq->axq_link = bfmcast->bf_daddr;
 
 	/* append the private vap mcast list to  the cabq */
 
@@ -688,11 +688,7 @@
 			if (if_id != ATH_IF_ID_ANY) {
 				bf = ath_beacon_generate(sc, if_id);
 				if (bf != NULL) {
-					if (bflink != &bfaddr)
-						*bflink = cpu_to_le32(
-							bf->bf_daddr);
-					else
-						*bflink = bf->bf_daddr;
+					*bflink = bf->bf_daddr;
 					bflink = &bf->bf_desc->ds_link;
 					bc++;
 				}


^ permalink raw reply	[flat|nested] 4+ messages in thread

* Re: [PATCH v3] ath9k: fix another endianness issue
  2008-07-20 22:01 ` [PATCH v3] " Felix Fietkau
@ 2008-07-20 22:26   ` Luis R. Rodriguez
  0 siblings, 0 replies; 4+ messages in thread
From: Luis R. Rodriguez @ 2008-07-20 22:26 UTC (permalink / raw)
  To: Felix Fietkau; +Cc: linux-wireless, ath9k-devel

On Sun, Jul 20, 2008 at 3:01 PM, Felix Fietkau <nbd@openwrt.org> wrote:
> DMA descriptors must always be accessed in native endianness.
> With this patch and my previous series, Atheros AR9160 now
> works for me in STA mode (tested on an IXP4xx board, big-endian)
>
> Signed-off-by: Felix Fietkau <nbd@openwrt.org>
> ---
> sorry, my mail client broke the last one (whitespace crap)

Thanks!

Acked-by: Luis R. Rodriguez <lrodriguez@atheros.com>

  Luis

^ permalink raw reply	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2008-07-20 22:26 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz follow: Atom feed
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2008-07-20 16:31 [PATCH] ath9k: fix another endianness issue Felix Fietkau
2008-07-20 18:42 ` [PATCH v2] " Felix Fietkau
2008-07-20 22:01 ` [PATCH v3] " Felix Fietkau
2008-07-20 22:26   ` Luis R. Rodriguez

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