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path: root/drivers/net/ieee802154
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-rw-r--r--drivers/net/ieee802154/at86rf230.c82
-rw-r--r--drivers/net/ieee802154/cc2520.c37
-rw-r--r--drivers/net/ieee802154/mrf24j40.c6
3 files changed, 63 insertions, 62 deletions
diff --git a/drivers/net/ieee802154/at86rf230.c b/drivers/net/ieee802154/at86rf230.c
index 1c0135620c62..7b051eacb7f1 100644
--- a/drivers/net/ieee802154/at86rf230.c
+++ b/drivers/net/ieee802154/at86rf230.c
@@ -427,7 +427,7 @@ at86rf230_reg_precious(struct device *dev, unsigned int reg)
}
}
-static struct regmap_config at86rf230_regmap_spi_config = {
+static const struct regmap_config at86rf230_regmap_spi_config = {
.reg_bits = 8,
.val_bits = 8,
.write_flag_mask = CMD_REG | CMD_WRITE,
@@ -450,7 +450,7 @@ at86rf230_async_error_recover(void *context)
ieee802154_wake_queue(lp->hw);
}
-static void
+static inline void
at86rf230_async_error(struct at86rf230_local *lp,
struct at86rf230_state_change *ctx, int rc)
{
@@ -524,7 +524,6 @@ at86rf230_async_state_assert(void *context)
}
}
-
dev_warn(&lp->spi->dev, "unexcept state change from 0x%02x to 0x%02x. Actual state: 0x%02x\n",
ctx->from_state, ctx->to_state, trx_state);
}
@@ -655,7 +654,7 @@ at86rf230_async_state_change_start(void *context)
if (ctx->irq_enable)
enable_irq(lp->spi->irq);
- at86rf230_async_error(lp, &lp->state, rc);
+ at86rf230_async_error(lp, ctx, rc);
}
}
@@ -715,10 +714,7 @@ at86rf230_tx_complete(void *context)
enable_irq(lp->spi->irq);
- if (lp->max_frame_retries <= 0)
- ieee802154_xmit_complete(lp->hw, skb, true);
- else
- ieee802154_xmit_complete(lp->hw, skb, false);
+ ieee802154_xmit_complete(lp->hw, skb, !lp->tx_aret);
}
static void
@@ -753,16 +749,13 @@ at86rf230_tx_trac_check(void *context)
* to STATE_FORCE_TRX_OFF then STATE_TX_ON to recover the transceiver
* state to TX_ON.
*/
- if (trac) {
+ if (trac)
at86rf230_async_state_change(lp, ctx, STATE_FORCE_TRX_OFF,
at86rf230_tx_trac_error, true);
- return;
- }
-
- at86rf230_tx_on(context);
+ else
+ at86rf230_tx_on(context);
}
-
static void
at86rf230_tx_trac_status(void *context)
{
@@ -1082,7 +1075,7 @@ at86rf230_set_hw_addr_filt(struct ieee802154_hw *hw,
u16 addr = le16_to_cpu(filt->short_addr);
dev_vdbg(&lp->spi->dev,
- "at86rf230_set_hw_addr_filt called for saddr\n");
+ "at86rf230_set_hw_addr_filt called for saddr\n");
__at86rf230_write(lp, RG_SHORT_ADDR_0, addr);
__at86rf230_write(lp, RG_SHORT_ADDR_1, addr >> 8);
}
@@ -1091,7 +1084,7 @@ at86rf230_set_hw_addr_filt(struct ieee802154_hw *hw,
u16 pan = le16_to_cpu(filt->pan_id);
dev_vdbg(&lp->spi->dev,
- "at86rf230_set_hw_addr_filt called for pan id\n");
+ "at86rf230_set_hw_addr_filt called for pan id\n");
__at86rf230_write(lp, RG_PAN_ID_0, pan);
__at86rf230_write(lp, RG_PAN_ID_1, pan >> 8);
}
@@ -1101,14 +1094,14 @@ at86rf230_set_hw_addr_filt(struct ieee802154_hw *hw,
memcpy(addr, &filt->ieee_addr, 8);
dev_vdbg(&lp->spi->dev,
- "at86rf230_set_hw_addr_filt called for IEEE addr\n");
+ "at86rf230_set_hw_addr_filt called for IEEE addr\n");
for (i = 0; i < 8; i++)
__at86rf230_write(lp, RG_IEEE_ADDR_0 + i, addr[i]);
}
if (changed & IEEE802154_AFILT_PANC_CHANGED) {
dev_vdbg(&lp->spi->dev,
- "at86rf230_set_hw_addr_filt called for panc change\n");
+ "at86rf230_set_hw_addr_filt called for panc change\n");
if (filt->pan_coord)
at86rf230_write_subreg(lp, SR_AACK_I_AM_COORD, 1);
else
@@ -1146,11 +1139,37 @@ at86rf230_set_lbt(struct ieee802154_hw *hw, bool on)
}
static int
-at86rf230_set_cca_mode(struct ieee802154_hw *hw, u8 mode)
+at86rf230_set_cca_mode(struct ieee802154_hw *hw,
+ const struct wpan_phy_cca *cca)
{
struct at86rf230_local *lp = hw->priv;
+ u8 val;
+
+ /* mapping 802.15.4 to driver spec */
+ switch (cca->mode) {
+ case NL802154_CCA_ENERGY:
+ val = 1;
+ break;
+ case NL802154_CCA_CARRIER:
+ val = 2;
+ break;
+ case NL802154_CCA_ENERGY_CARRIER:
+ switch (cca->opt) {
+ case NL802154_CCA_OPT_ENERGY_CARRIER_AND:
+ val = 3;
+ break;
+ case NL802154_CCA_OPT_ENERGY_CARRIER_OR:
+ val = 0;
+ break;
+ default:
+ return -EINVAL;
+ }
+ break;
+ default:
+ return -EINVAL;
+ }
- return at86rf230_write_subreg(lp, SR_CCA_MODE, mode);
+ return at86rf230_write_subreg(lp, SR_CCA_MODE, val);
}
static int
@@ -1400,7 +1419,7 @@ at86rf230_detect_device(struct at86rf230_local *lp)
if (rc)
return rc;
- rc = __at86rf230_read(lp, RG_PART_NUM, &version);
+ rc = __at86rf230_read(lp, RG_VERSION_NUM, &version);
if (rc)
return rc;
@@ -1410,11 +1429,12 @@ at86rf230_detect_device(struct at86rf230_local *lp)
return -EINVAL;
}
- lp->hw->extra_tx_headroom = 0;
lp->hw->flags = IEEE802154_HW_TX_OMIT_CKSUM | IEEE802154_HW_AACK |
IEEE802154_HW_TXPOWER | IEEE802154_HW_ARET |
IEEE802154_HW_AFILT | IEEE802154_HW_PROMISCUOUS;
+ lp->hw->phy->cca.mode = NL802154_CCA_ENERGY;
+
switch (part) {
case 2:
chip = "at86rf230";
@@ -1429,16 +1449,12 @@ at86rf230_detect_device(struct at86rf230_local *lp)
break;
case 7:
chip = "at86rf212";
- if (version == 1) {
- lp->data = &at86rf212_data;
- lp->hw->flags |= IEEE802154_HW_LBT;
- lp->hw->phy->channels_supported[0] = 0x00007FF;
- lp->hw->phy->channels_supported[2] = 0x00007FF;
- lp->hw->phy->current_channel = 5;
- lp->hw->phy->symbol_duration = 25;
- } else {
- rc = -ENOTSUPP;
- }
+ lp->data = &at86rf212_data;
+ lp->hw->flags |= IEEE802154_HW_LBT;
+ lp->hw->phy->channels_supported[0] = 0x00007FF;
+ lp->hw->phy->channels_supported[2] = 0x00007FF;
+ lp->hw->phy->current_channel = 5;
+ lp->hw->phy->symbol_duration = 25;
break;
case 11:
chip = "at86rf233";
@@ -1448,7 +1464,7 @@ at86rf230_detect_device(struct at86rf230_local *lp)
lp->hw->phy->symbol_duration = 16;
break;
default:
- chip = "unkown";
+ chip = "unknown";
rc = -ENOTSUPP;
break;
}
diff --git a/drivers/net/ieee802154/cc2520.c b/drivers/net/ieee802154/cc2520.c
index f9df9fa86d5f..181b349b060e 100644
--- a/drivers/net/ieee802154/cc2520.c
+++ b/drivers/net/ieee802154/cc2520.c
@@ -19,7 +19,6 @@
#include <linux/workqueue.h>
#include <linux/interrupt.h>
#include <linux/skbuff.h>
-#include <linux/pinctrl/consumer.h>
#include <linux/of_gpio.h>
#include <linux/ieee802154.h>
@@ -45,9 +44,9 @@
#define CC2520_FREG_MASK 0x3F
/* status byte values */
-#define CC2520_STATUS_XOSC32M_STABLE (1 << 7)
-#define CC2520_STATUS_RSSI_VALID (1 << 6)
-#define CC2520_STATUS_TX_UNDERFLOW (1 << 3)
+#define CC2520_STATUS_XOSC32M_STABLE BIT(7)
+#define CC2520_STATUS_RSSI_VALID BIT(6)
+#define CC2520_STATUS_TX_UNDERFLOW BIT(3)
/* IEEE-802.15.4 defined constants (2.4 GHz logical channels) */
#define CC2520_MINCHANNEL 11
@@ -513,7 +512,6 @@ err_tx:
return rc;
}
-
static int cc2520_rx(struct cc2520_private *priv)
{
u8 len = 0, lqi = 0, bytes = 1;
@@ -551,14 +549,14 @@ cc2520_ed(struct ieee802154_hw *hw, u8 *level)
u8 rssi;
int ret;
- ret = cc2520_read_register(priv , CC2520_RSSISTAT, &status);
+ ret = cc2520_read_register(priv, CC2520_RSSISTAT, &status);
if (ret)
return ret;
if (status != RSSI_VALID)
return -EINVAL;
- ret = cc2520_read_register(priv , CC2520_RSSI, &rssi);
+ ret = cc2520_read_register(priv, CC2520_RSSI, &rssi);
if (ret)
return ret;
@@ -652,6 +650,7 @@ static int cc2520_register(struct cc2520_private *priv)
priv->hw->parent = &priv->spi->dev;
priv->hw->extra_tx_headroom = 0;
priv->hw->vif_data_size = sizeof(*priv);
+ ieee802154_random_extended_addr(&priv->hw->phy->perm_extended_addr);
/* We do support only 2.4 Ghz */
priv->hw->phy->channels_supported[0] = 0x7FFF800;
@@ -842,24 +841,15 @@ done:
static int cc2520_probe(struct spi_device *spi)
{
struct cc2520_private *priv;
- struct pinctrl *pinctrl;
struct cc2520_platform_data *pdata;
int ret;
- priv = devm_kzalloc(&spi->dev,
- sizeof(struct cc2520_private), GFP_KERNEL);
- if (!priv) {
- ret = -ENOMEM;
- goto err_ret;
- }
+ priv = devm_kzalloc(&spi->dev, sizeof(*priv), GFP_KERNEL);
+ if (!priv)
+ return -ENOMEM;
spi_set_drvdata(spi, priv);
- pinctrl = devm_pinctrl_get_select_default(&spi->dev);
- if (IS_ERR(pinctrl))
- dev_warn(&spi->dev,
- "pinctrl pins are not configured\n");
-
pdata = cc2520_get_platform_data(spi);
if (!pdata) {
dev_err(&spi->dev, "no platform data\n");
@@ -870,10 +860,8 @@ static int cc2520_probe(struct spi_device *spi)
priv->buf = devm_kzalloc(&spi->dev,
SPI_COMMAND_BUFFER, GFP_KERNEL);
- if (!priv->buf) {
- ret = -ENOMEM;
- goto err_ret;
- }
+ if (!priv->buf)
+ return -ENOMEM;
mutex_init(&priv->buffer_mutex);
INIT_WORK(&priv->fifop_irqwork, cc2520_fifop_irqwork);
@@ -947,7 +935,6 @@ static int cc2520_probe(struct spi_device *spi)
if (ret)
goto err_hw_init;
-
gpio_set_value(pdata->vreg, HIGH);
usleep_range(100, 150);
@@ -991,8 +978,6 @@ static int cc2520_probe(struct spi_device *spi)
err_hw_init:
mutex_destroy(&priv->buffer_mutex);
flush_work(&priv->fifop_irqwork);
-
-err_ret:
return ret;
}
diff --git a/drivers/net/ieee802154/mrf24j40.c b/drivers/net/ieee802154/mrf24j40.c
index a200fa16beae..fba2dfd910f7 100644
--- a/drivers/net/ieee802154/mrf24j40.c
+++ b/drivers/net/ieee802154/mrf24j40.c
@@ -289,7 +289,7 @@ static int mrf24j40_read_rx_buf(struct mrf24j40 *devrec,
goto out;
/* Range check the RX FIFO length, accounting for the one-byte
- * length field at the begining. */
+ * length field at the beginning. */
if (rx_len > RX_FIFO_SIZE-1) {
dev_err(printdev(devrec), "Invalid length read from device. Performing short read.\n");
rx_len = RX_FIFO_SIZE-1;
@@ -323,7 +323,7 @@ static int mrf24j40_read_rx_buf(struct mrf24j40 *devrec,
#ifdef DEBUG
print_hex_dump(KERN_DEBUG, "mrf24j40 rx: ",
- DUMP_PREFIX_OFFSET, 16, 1, data, *len, 0);
+ DUMP_PREFIX_OFFSET, 16, 1, data, *len, 0);
pr_debug("mrf24j40 rx: lqi: %02hhx rssi: %02hhx\n",
lqi_rssi[0], lqi_rssi[1]);
#endif
@@ -521,7 +521,7 @@ static int mrf24j40_filter(struct ieee802154_hw *hw,
*/
dev_dbg(printdev(devrec), "Set Pan Coord to %s\n",
- filt->pan_coord ? "on" : "off");
+ filt->pan_coord ? "on" : "off");
}
return 0;
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.