Re: [RFC bluetooth-next 20/21] mrf24j40: add promiscuous mode support

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Hello.

On 13/08/15 14:22, Alexander Aring wrote:
This patch adds support for promiscuous mode by setting promiscuous (no
frame filtering), disable automatic ack handling and not filtering
frames where the crc is invalid.

Signed-off-by: Alexander Aring <alex.aring@xxxxxxxxx>
---
  drivers/net/ieee802154/mrf24j40.c | 22 +++++++++++++++++++++-
  1 file changed, 21 insertions(+), 1 deletion(-)

diff --git a/drivers/net/ieee802154/mrf24j40.c b/drivers/net/ieee802154/mrf24j40.c
index e9a03fd..560db88 100644
--- a/drivers/net/ieee802154/mrf24j40.c
+++ b/drivers/net/ieee802154/mrf24j40.c
@@ -922,6 +922,24 @@ static int mrf24j40_set_txpower(struct ieee802154_hw *hw, s32 mbm)
  	return regmap_update_bits(devrec->regmap_long, REG_RFCON3, 0xf8, val);
  }
+static int mrf24j40_set_promiscuous_mode(struct ieee802154_hw *hw, bool on)
+{
+	struct mrf24j40 *devrec = hw->priv;
+	int ret;
+
+	if (on) {
+		/* set PROMI, ERRPKT and NOACKRSP */
+		ret = regmap_update_bits(devrec->regmap_short, REG_RXMCR, 0x23,
+					 0x23);
+	} else {
+		/* clear PROMI, ERRPKT and NOACKRSP */
+		ret = regmap_update_bits(devrec->regmap_short, REG_RXMCR, 0x23,
+					 0x00);

More magic numbers.

+	}
+
+	return ret;
+}
+
  static const struct ieee802154_ops mrf24j40_ops = {
  	.owner = THIS_MODULE,
  	.xmit_async = mrf24j40_tx,
@@ -934,6 +952,7 @@ static const struct ieee802154_ops mrf24j40_ops = {
  	.set_cca_mode = mrf24j40_set_cca_mode,
  	.set_cca_ed_level = mrf24j40_set_cca_ed_level,
  	.set_txpower = mrf24j40_set_txpower,
+	.set_promiscuous_mode = mrf24j40_set_promiscuous_mode,
  };
static void mrf24j40_intstat_complete(void *context)
@@ -1178,7 +1197,8 @@ static int mrf24j40_probe(struct spi_device *spi)
  	devrec->hw->parent = &spi->dev;
  	devrec->hw->phy->supported.channels[0] = CHANNEL_MASK;
  	devrec->hw->flags = IEEE802154_HW_TX_OMIT_CKSUM | IEEE802154_HW_AFILT |
-			    IEEE802154_HW_CSMA_PARAMS;
+			    IEEE802154_HW_CSMA_PARAMS |
+			    IEEE802154_HW_PROMISCUOUS;
devrec->hw->phy->flags = WPAN_PHY_FLAG_CCA_MODE |
  				 WPAN_PHY_FLAG_CCA_ED_LEVEL;

Reviewed-by: Stefan Schmidt <stefan@xxxxxxxxxxxxxxx>

regards
Stefan Schmidt
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