mac802154: remove aack hw flag

This patch removes the hardware auto acknowdledge flag which indicates
that the transceiver supports this handling. This flag is never
evaluated inside mac802154 and all transceivers should support this
handling by default per hardware.

Suggested-by: Lennert Buytenhek <buytenh@wantstofly.org>
Cc: Alan Ott <alan@signal11.us>
Signed-off-by: Alexander Aring <alex.aring@gmail.com>
Reviewed-by: Varka Bhadram <varkabhadram@gmail.com>
Acked-by: Stefan Schmidt <stefan@osg.samsung.com>
Acked-by: Varka Bhadram <varkabhadram@gmail.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>

4 files changed, 4 insertions, 6 deletions

diff --git a/drivers/net/ieee802154/at86rf230.c b/drivers/net/ieee802154/at86rf230.c
index 6e20e9c94b3c..1bf86d2df23f 100644
--- a/drivers/net/ieee802154/at86rf230.c
+++ b/drivers/net/ieee802154/at86rf230.c
@@ -1443,7 +1443,7 @@ at86rf230_detect_device(struct at86rf230_local *lp)
                 return -EINVAL;
         }
 
-        lp->hw->flags = IEEE802154_HW_TX_OMIT_CKSUM | IEEE802154_HW_AACK |
+        lp->hw->flags = IEEE802154_HW_TX_OMIT_CKSUM |
                         IEEE802154_HW_CSMA_PARAMS |
                         IEEE802154_HW_FRAME_RETRIES | IEEE802154_HW_AFILT |
                         IEEE802154_HW_PROMISCUOUS;
diff --git a/drivers/net/ieee802154/atusb.c b/drivers/net/ieee802154/atusb.c
index 3d25678dfd95..80dfc725b8dc 100644
--- a/drivers/net/ieee802154/atusb.c
+++ b/drivers/net/ieee802154/atusb.c
@@ -628,7 +628,7 @@ static int atusb_probe(struct usb_interface *interface,
 
         hw->parent = &usb_dev->dev;
         hw->flags = IEEE802154_HW_TX_OMIT_CKSUM | IEEE802154_HW_AFILT |
-                    IEEE802154_HW_AACK | IEEE802154_HW_PROMISCUOUS;
+                    IEEE802154_HW_PROMISCUOUS;
 
         hw->phy->flags = WPAN_PHY_FLAG_TXPOWER;
 
diff --git a/drivers/net/ieee802154/cc2520.c b/drivers/net/ieee802154/cc2520.c
index a8bafd6bd5e4..15f263cfece5 100644
--- a/drivers/net/ieee802154/cc2520.c
+++ b/drivers/net/ieee802154/cc2520.c
@@ -746,8 +746,7 @@ static int cc2520_register(struct cc2520_private *priv)
 
         /* We do support only 2.4 Ghz */
         priv->hw->phy->supported.channels[0] = 0x7FFF800;
-        priv->hw->flags = IEEE802154_HW_OMIT_CKSUM | IEEE802154_HW_AACK |
-                          IEEE802154_HW_AFILT;
+        priv->hw->flags = IEEE802154_HW_OMIT_CKSUM | IEEE802154_HW_AFILT;
 
         priv->hw->phy->flags = WPAN_PHY_FLAG_TXPOWER;
 
diff --git a/drivers/net/ieee802154/mrf24j40.c b/drivers/net/ieee802154/mrf24j40.c
index f2a1bd122a74..99c767695c7b 100644
--- a/drivers/net/ieee802154/mrf24j40.c
+++ b/drivers/net/ieee802154/mrf24j40.c
@@ -751,8 +751,7 @@ static int mrf24j40_probe(struct spi_device *spi)
         devrec->hw->priv = devrec;
         devrec->hw->parent = &devrec->spi->dev;
         devrec->hw->phy->supported.channels[0] = CHANNEL_MASK;
-        devrec->hw->flags = IEEE802154_HW_OMIT_CKSUM | IEEE802154_HW_AACK |
-                            IEEE802154_HW_AFILT;
+        devrec->hw->flags = IEEE802154_HW_OMIT_CKSUM | IEEE802154_HW_AFILT;
 
         dev_dbg(printdev(devrec), "registered mrf24j40\n");
         ret = ieee802154_register_hw(devrec->hw);