Hi,
On Sun, Mar 24, 2013 at 01:40:31PM +0000, Stefan Schmidt wrote:
> Implement the filter function to update short address, pan id and ieee
> address on change. Allowing for hardware address filtering needed for
> auto ACK.
>
> Signed-off-by: Stefan Schmidt <[email protected]>
> ---
> drivers/net/ieee802154/at86rf230.c | 45
> ++++++++++++++++++++++++++++++++++++
> 1 file changed, 45 insertions(+)
>
> diff --git a/drivers/net/ieee802154/at86rf230.c
> b/drivers/net/ieee802154/at86rf230.c
> index fc1687e..10e79a4 100644
> --- a/drivers/net/ieee802154/at86rf230.c
> +++ b/drivers/net/ieee802154/at86rf230.c
> @@ -619,6 +619,50 @@ err:
> return -EINVAL;
> }
>
> +static int
> +at86rf230_set_hw_addr_filt(struct ieee802154_dev *dev,
> + struct ieee802154_hw_addr_filt
> *filt,
> + unsigned long changed)
> +{
> + struct at86rf230_local *lp = dev->priv;
> +
> + might_sleep();
> +
> + if (changed & IEEE802515_AFILT_SADDR_CHANGED) {
> + dev_info(&lp->spi->dev, "at86rf230_set_hw_addr_filt called for
> saddr\n");
This will printout always this msg, maybe we can do it in dev_vdbg?
> + __at86rf230_write(lp, RG_SHORT_ADDR_0, filt->short_addr &
> 0xff); /* LSB */
> + __at86rf230_write(lp, RG_SHORT_ADDR_1, (filt->short_addr >> 8)
> & 0xff); /* MSB */
> + }
> +
> + if (changed & IEEE802515_AFILT_PANID_CHANGED) {
> + dev_info(&lp->spi->dev, "at86rf230_set_hw_addr_filt called for
> pan id\n");
> + __at86rf230_write(lp, RG_PAN_ID_0, filt->pan_id & 0xff); /* LSB
> */
> + __at86rf230_write(lp, RG_PAN_ID_1, (filt->pan_id >> 8) & 0xff);
> /* MSB */
> + }
> +
> + if (changed & IEEE802515_AFILT_IEEEADDR_CHANGED) {
> + dev_info(&lp->spi->dev, "at86rf230_set_hw_addr_filt called ieee
> addr\n");
> + at86rf230_write_subreg(lp, SR_IEEE_ADDR_0, filt->ieee_addr[7]);
> + at86rf230_write_subreg(lp, SR_IEEE_ADDR_1, filt->ieee_addr[6]);
> + at86rf230_write_subreg(lp, SR_IEEE_ADDR_2, filt->ieee_addr[5]);
> + at86rf230_write_subreg(lp, SR_IEEE_ADDR_3, filt->ieee_addr[4]);
> + at86rf230_write_subreg(lp, SR_IEEE_ADDR_4, filt->ieee_addr[3]);
> + at86rf230_write_subreg(lp, SR_IEEE_ADDR_5, filt->ieee_addr[2]);
> + at86rf230_write_subreg(lp, SR_IEEE_ADDR_6, filt->ieee_addr[1]);
> + at86rf230_write_subreg(lp, SR_IEEE_ADDR_7, filt->ieee_addr[0]);
> + }
> +
> + if (changed & IEEE802515_AFILT_PANC_CHANGED) {
> + dev_info(&lp->spi->dev, "at86rf230_set_hw_addr_filt called panc
> change\n");
> + if (filt->pan_coord)
> + at86rf230_write_subreg(lp, SR_AACK_I_AM_COORD, 1);
> + else
> + at86rf230_write_subreg(lp, SR_AACK_I_AM_COORD, 0);
> + }
> +
maybe we can handle this in a switch-case state?
default switch will return some errno, ENOSYS or something else.
Alex
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