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-rw-r--r--drivers/net/ieee802154/at86rf230.c81
-rw-r--r--include/net/mac802154.h19
-rw-r--r--net/mac802154/ieee802154_dev.c60
3 files changed, 102 insertions, 58 deletions
diff --git a/drivers/net/ieee802154/at86rf230.c b/drivers/net/ieee802154/at86rf230.c
index 50899416f668..dca6bae1402c 100644
--- a/drivers/net/ieee802154/at86rf230.c
+++ b/drivers/net/ieee802154/at86rf230.c
@@ -784,7 +784,7 @@ at86rf230_set_hw_addr_filt(struct ieee802154_dev *dev,
}
static int
-at86rf212_set_txpower(struct ieee802154_dev *dev, int db)
+at86rf230_set_txpower(struct ieee802154_dev *dev, int db)
{
struct at86rf230_local *lp = dev->priv;
@@ -803,7 +803,7 @@ at86rf212_set_txpower(struct ieee802154_dev *dev, int db)
}
static int
-at86rf212_set_lbt(struct ieee802154_dev *dev, bool on)
+at86rf230_set_lbt(struct ieee802154_dev *dev, bool on)
{
struct at86rf230_local *lp = dev->priv;
@@ -811,7 +811,7 @@ at86rf212_set_lbt(struct ieee802154_dev *dev, bool on)
}
static int
-at86rf212_set_cca_mode(struct ieee802154_dev *dev, u8 mode)
+at86rf230_set_cca_mode(struct ieee802154_dev *dev, u8 mode)
{
struct at86rf230_local *lp = dev->priv;
@@ -819,7 +819,7 @@ at86rf212_set_cca_mode(struct ieee802154_dev *dev, u8 mode)
}
static int
-at86rf212_set_cca_ed_level(struct ieee802154_dev *dev, s32 level)
+at86rf230_set_cca_ed_level(struct ieee802154_dev *dev, s32 level)
{
struct at86rf230_local *lp = dev->priv;
int desens_steps;
@@ -833,7 +833,7 @@ at86rf212_set_cca_ed_level(struct ieee802154_dev *dev, s32 level)
}
static int
-at86rf212_set_csma_params(struct ieee802154_dev *dev, u8 min_be, u8 max_be,
+at86rf230_set_csma_params(struct ieee802154_dev *dev, u8 min_be, u8 max_be,
u8 retries)
{
struct at86rf230_local *lp = dev->priv;
@@ -854,7 +854,7 @@ at86rf212_set_csma_params(struct ieee802154_dev *dev, u8 min_be, u8 max_be,
}
static int
-at86rf212_set_frame_retries(struct ieee802154_dev *dev, s8 retries)
+at86rf230_set_frame_retries(struct ieee802154_dev *dev, s8 retries)
{
struct at86rf230_local *lp = dev->priv;
int rc = 0;
@@ -878,22 +878,12 @@ static struct ieee802154_ops at86rf230_ops = {
.start = at86rf230_start,
.stop = at86rf230_stop,
.set_hw_addr_filt = at86rf230_set_hw_addr_filt,
-};
-
-static struct ieee802154_ops at86rf212_ops = {
- .owner = THIS_MODULE,
- .xmit = at86rf230_xmit,
- .ed = at86rf230_ed,
- .set_channel = at86rf230_channel,
- .start = at86rf230_start,
- .stop = at86rf230_stop,
- .set_hw_addr_filt = at86rf230_set_hw_addr_filt,
- .set_txpower = at86rf212_set_txpower,
- .set_lbt = at86rf212_set_lbt,
- .set_cca_mode = at86rf212_set_cca_mode,
- .set_cca_ed_level = at86rf212_set_cca_ed_level,
- .set_csma_params = at86rf212_set_csma_params,
- .set_frame_retries = at86rf212_set_frame_retries,
+ .set_txpower = at86rf230_set_txpower,
+ .set_lbt = at86rf230_set_lbt,
+ .set_cca_mode = at86rf230_set_cca_mode,
+ .set_cca_ed_level = at86rf230_set_cca_ed_level,
+ .set_csma_params = at86rf230_set_csma_params,
+ .set_frame_retries = at86rf230_set_frame_retries,
};
static void at86rf230_irqwork(struct work_struct *work)
@@ -1048,7 +1038,6 @@ static int at86rf230_probe(struct spi_device *spi)
work_func_t irq_worker;
int rc, irq_type;
const char *chip;
- struct ieee802154_ops *ops = NULL;
if (!spi->irq) {
dev_err(&spi->dev, "no IRQ specified\n");
@@ -1084,9 +1073,25 @@ static int at86rf230_probe(struct spi_device *spi)
usleep_range(120, 240);
}
+ dev = ieee802154_alloc_device(sizeof(*lp), &at86rf230_ops);
+ if (!dev)
+ return -ENOMEM;
+
+ lp = dev->priv;
+ lp->dev = dev;
+ lp->part = part;
+ lp->vers = version;
+
+ lp->spi = spi;
+
+ dev->parent = &spi->dev;
+ dev->extra_tx_headroom = 0;
+ dev->flags = IEEE802154_HW_OMIT_CKSUM | IEEE802154_HW_AACK |
+ IEEE802154_HW_TXPOWER | IEEE802154_HW_CSMA;
+
rc = __at86rf230_detect_device(spi, &man_id, &part, &version);
if (rc < 0)
- return rc;
+ goto free_dev;
if (man_id != 0x001f) {
dev_err(&spi->dev, "Non-Atmel dev found (MAN_ID %02x %02x)\n",
@@ -1097,44 +1102,31 @@ static int at86rf230_probe(struct spi_device *spi)
switch (part) {
case 2:
chip = "at86rf230";
+ rc = -ENOTSUPP;
/* FIXME: should be easy to support; */
break;
case 3:
chip = "at86rf231";
- ops = &at86rf230_ops;
break;
case 7:
chip = "at86rf212";
if (version == 1)
- ops = &at86rf212_ops;
+ dev->flags |= IEEE802154_HW_LBT;
+ else
+ rc = -ENOTSUPP;
break;
case 11:
chip = "at86rf233";
- ops = &at86rf230_ops;
break;
default:
chip = "UNKNOWN";
+ rc = -ENOTSUPP;
break;
}
dev_info(&spi->dev, "Detected %s chip version %d\n", chip, version);
- if (!ops)
- return -ENOTSUPP;
-
- dev = ieee802154_alloc_device(sizeof(*lp), ops);
- if (!dev)
- return -ENOMEM;
-
- lp = dev->priv;
- lp->dev = dev;
- lp->part = part;
- lp->vers = version;
-
- lp->spi = spi;
-
- dev->parent = &spi->dev;
- dev->extra_tx_headroom = 0;
- dev->flags = IEEE802154_HW_OMIT_CKSUM | IEEE802154_HW_AACK;
+ if (rc < 0)
+ goto free_dev;
irq_type = irq_get_trigger_type(spi->irq);
if (!irq_type)
@@ -1185,6 +1177,7 @@ static int at86rf230_probe(struct spi_device *spi)
err_hw_init:
flush_work(&lp->irqwork);
mutex_destroy(&lp->bmux);
+free_dev:
ieee802154_free_device(lp->dev);
return rc;
diff --git a/include/net/mac802154.h b/include/net/mac802154.h
index a591053cae63..2e67cdd19cdc 100644
--- a/include/net/mac802154.h
+++ b/include/net/mac802154.h
@@ -80,6 +80,25 @@ struct ieee802154_dev {
#define IEEE802154_HW_OMIT_CKSUM 0x00000001
/* Indicates that receiver will autorespond with ACK frames. */
#define IEEE802154_HW_AACK 0x00000002
+/* Indicates that transceiver will support transmit power setting. */
+#define IEEE802154_HW_TXPOWER 0x00000004
+/* Indicates that transceiver will support listen before transmit. */
+#define IEEE802154_HW_LBT 0x00000008
+/* Indicates that transceiver will support cca mode setting. */
+#define IEEE802154_HW_CCA_MODE 0x00000010
+/* Indicates that transceiver will support cca ed level setting. */
+#define IEEE802154_HW_CCA_ED_LEVEL 0x00000020
+/* Indicates that transceiver will support csma (max_be, min_be, csma retries)
+ * settings. */
+#define IEEE802154_HW_CSMA_PARAMS 0x00000040
+/* Indicates that transceiver will support ARET frame retries setting. */
+#define IEEE802154_HW_FRAME_RETRIES 0x00000080
+
+/* This groups the most common CSMA support fields into one. */
+#define IEEE802154_HW_CSMA (IEEE802154_HW_CCA_MODE | \
+ IEEE802154_HW_CCA_ED_LEVEL | \
+ IEEE802154_HW_CSMA_PARAMS | \
+ IEEE802154_HW_FRAME_RETRIES)
/* struct ieee802154_ops - callbacks from mac802154 to the driver
*
diff --git a/net/mac802154/ieee802154_dev.c b/net/mac802154/ieee802154_dev.c
index c4d4568611ca..9b54370f5e87 100644
--- a/net/mac802154/ieee802154_dev.c
+++ b/net/mac802154/ieee802154_dev.c
@@ -304,29 +304,61 @@ EXPORT_SYMBOL(ieee802154_free_device);
int ieee802154_register_device(struct ieee802154_dev *dev)
{
struct mac802154_priv *priv = mac802154_to_priv(dev);
- int rc = -ENOMEM;
+ int rc = -ENOSYS;
+
+ if (dev->flags & IEEE802154_HW_TXPOWER) {
+ if (!priv->ops->set_txpower)
+ goto out;
+
+ priv->phy->set_txpower = mac802154_set_txpower;
+ }
+
+ if (dev->flags & IEEE802154_HW_LBT) {
+ if (!priv->ops->set_lbt)
+ goto out;
+
+ priv->phy->set_lbt = mac802154_set_lbt;
+ }
+
+ if (dev->flags & IEEE802154_HW_CCA_MODE) {
+ if (!priv->ops->set_cca_mode)
+ goto out;
+
+ priv->phy->set_cca_mode = mac802154_set_cca_mode;
+ }
+
+ if (dev->flags & IEEE802154_HW_CCA_ED_LEVEL) {
+ if (!priv->ops->set_cca_ed_level)
+ goto out;
+
+ priv->phy->set_cca_ed_level = mac802154_set_cca_ed_level;
+ }
+
+ if (dev->flags & IEEE802154_HW_CSMA_PARAMS) {
+ if (!priv->ops->set_csma_params)
+ goto out;
+
+ priv->phy->set_csma_params = mac802154_set_csma_params;
+ }
+
+ if (dev->flags & IEEE802154_HW_FRAME_RETRIES) {
+ if (!priv->ops->set_frame_retries)
+ goto out;
+
+ priv->phy->set_frame_retries = mac802154_set_frame_retries;
+ }
priv->dev_workqueue =
create_singlethread_workqueue(wpan_phy_name(priv->phy));
- if (!priv->dev_workqueue)
+ if (!priv->dev_workqueue) {
+ rc = -ENOMEM;
goto out;
+ }
wpan_phy_set_dev(priv->phy, priv->hw.parent);
priv->phy->add_iface = mac802154_add_iface;
priv->phy->del_iface = mac802154_del_iface;
- if (priv->ops->set_txpower)
- priv->phy->set_txpower = mac802154_set_txpower;
- if (priv->ops->set_lbt)
- priv->phy->set_lbt = mac802154_set_lbt;
- if (priv->ops->set_cca_mode)
- priv->phy->set_cca_mode = mac802154_set_cca_mode;
- if (priv->ops->set_cca_ed_level)
- priv->phy->set_cca_ed_level = mac802154_set_cca_ed_level;
- if (priv->ops->set_csma_params)
- priv->phy->set_csma_params = mac802154_set_csma_params;
- if (priv->ops->set_frame_retries)
- priv->phy->set_frame_retries = mac802154_set_frame_retries;
rc = wpan_phy_register(priv->phy);
if (rc < 0)
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-25 03:19:09 +0100