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Commit 5d82288b authored by Stefan Schmidt's avatar Stefan Schmidt Committed by Marcel Holtmann
Browse files

ieee802154: atusb: implement .set_frame_retries ops callback 



From firmware version 0.3 onwards we use the TX_ARET mode allowing for automatic
frame retransmissions. To actually make use of this feature we need to implement
the callback for setting the frame retries.

If the firmware version is to old print a warning and return with invalid value.

Signed-off-by: default avatarStefan Schmidt <stefan@osg.samsung.com>
Signed-off-by: default avatarMarcel Holtmann <marcel@holtmann.org>
parent 6cc33eba

drivers/net/ieee802154/atusb.c

+18 −1
Original line number Diff line number Diff line
@@ -545,6 +545,21 @@ atusb_set_csma_params(struct ieee802154_hw *hw, u8 min_be, u8 max_be, u8 retries 
	return atusb_write_subreg(atusb, SR_MAX_CSMA_RETRIES, retries);

}



static int

atusb_set_frame_retries(struct ieee802154_hw *hw, s8 retries)

{

	struct atusb *atusb = hw->priv;

	struct device *dev = &atusb->usb_dev->dev;



	if (atusb->fw_ver_maj == 0 && atusb->fw_ver_min < 3) {

		dev_info(dev, "Automatic frame retransmission is only available from "

			"firmware version 0.3. Please update if you want this feature.");

		return -EINVAL;

	}



	return atusb_write_subreg(atusb, SR_MAX_FRAME_RETRIES, retries);

}



static int

atusb_set_promiscuous_mode(struct ieee802154_hw *hw, const bool on)

{
@@ -584,6 +599,7 @@ static const struct ieee802154_ops atusb_ops = { 
	.set_cca_mode		= atusb_set_cca_mode,

	.set_cca_ed_level	= atusb_set_cca_ed_level,

	.set_csma_params	= atusb_set_csma_params,

	.set_frame_retries	= atusb_set_frame_retries,

	.set_promiscuous_mode	= atusb_set_promiscuous_mode,

};
@@ -754,7 +770,8 @@ 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_PROMISCUOUS | IEEE802154_HW_CSMA_PARAMS;

		    IEEE802154_HW_PROMISCUOUS | IEEE802154_HW_CSMA_PARAMS |

		    IEEE802154_HW_FRAME_RETRIES;



	hw->phy->flags = WPAN_PHY_FLAG_TXPOWER | WPAN_PHY_FLAG_CCA_ED_LEVEL |

			 WPAN_PHY_FLAG_CCA_MODE;