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ieee802154: atusb: implement .set_cca_ed_level ops callback
Catching up with the stack here and implement CCA ED level setting. Signed-off-by: Stefan Schmidt <stefan@osg.samsung.com> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
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fb7c579ab0
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0f4715c870
1 changed files with 26 additions and 1 deletions
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@ -472,6 +472,26 @@ atusb_set_txpower(struct ieee802154_hw *hw, s32 mbm)
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return -EINVAL;
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}
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#define ATUSB_MAX_ED_LEVELS 0xF
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static const s32 atusb_ed_levels[ATUSB_MAX_ED_LEVELS + 1] = {
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-9100, -8900, -8700, -8500, -8300, -8100, -7900, -7700, -7500, -7300,
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-7100, -6900, -6700, -6500, -6300, -6100,
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};
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static int
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atusb_set_cca_ed_level(struct ieee802154_hw *hw, s32 mbm)
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{
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struct atusb *atusb = hw->priv;
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u32 i;
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for (i = 0; i < hw->phy->supported.cca_ed_levels_size; i++) {
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if (hw->phy->supported.cca_ed_levels[i] == mbm)
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return atusb_write_subreg(atusb, SR_CCA_ED_THRES, i);
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}
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return -EINVAL;
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}
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static int
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atusb_set_csma_params(struct ieee802154_hw *hw, u8 min_be, u8 max_be, u8 retries)
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{
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@ -525,6 +545,7 @@ static struct ieee802154_ops atusb_ops = {
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.stop = atusb_stop,
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.set_hw_addr_filt = atusb_set_hw_addr_filt,
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.set_txpower = atusb_set_txpower,
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.set_cca_ed_level = atusb_set_cca_ed_level,
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.set_csma_params = atusb_set_csma_params,
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.set_promiscuous_mode = atusb_set_promiscuous_mode,
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};
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@ -656,7 +677,10 @@ static int atusb_probe(struct usb_interface *interface,
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hw->flags = IEEE802154_HW_TX_OMIT_CKSUM | IEEE802154_HW_AFILT |
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IEEE802154_HW_PROMISCUOUS | IEEE802154_HW_CSMA_PARAMS;
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hw->phy->flags = WPAN_PHY_FLAG_TXPOWER;
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hw->phy->flags = WPAN_PHY_FLAG_TXPOWER | WPAN_PHY_FLAG_CCA_ED_LEVEL;
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hw->phy->supported.cca_ed_levels = atusb_ed_levels;
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hw->phy->supported.cca_ed_levels_size = ARRAY_SIZE(atusb_ed_levels);
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hw->phy->current_page = 0;
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hw->phy->current_channel = 11; /* reset default */
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@ -665,6 +689,7 @@ static int atusb_probe(struct usb_interface *interface,
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hw->phy->supported.tx_powers_size = ARRAY_SIZE(atusb_powers);
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hw->phy->transmit_power = hw->phy->supported.tx_powers[0];
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ieee802154_random_extended_addr(&hw->phy->perm_extended_addr);
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hw->phy->cca_ed_level = hw->phy->supported.cca_ed_levels[7];
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atusb_command(atusb, ATUSB_RF_RESET, 0);
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atusb_get_and_show_chip(atusb);
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