return cdev->ops->read_fifo(cdev, addr_offset, val, 1);
}
+static inline bool _m_can_tx_fifo_full(u32 txfqs)
+{
+ return !!(txfqs & TXFQS_TFQF);
+}
+
static inline bool m_can_tx_fifo_full(struct m_can_classdev *cdev)
{
- return !!(m_can_read(cdev, M_CAN_TXFQS) & TXFQS_TFQF);
+ return _m_can_tx_fifo_full(m_can_read(cdev, M_CAN_TXFQS));
}
static void m_can_config_endisable(struct m_can_classdev *cdev, bool enable)
struct sk_buff *skb = cdev->tx_skb;
struct id_and_dlc fifo_header;
u32 cccr, fdflags;
+ u32 txfqs;
int err;
int putidx;
} else {
/* Transmit routine for version >= v3.1.x */
+ txfqs = m_can_read(cdev, M_CAN_TXFQS);
+
/* Check if FIFO full */
- if (m_can_tx_fifo_full(cdev)) {
+ if (_m_can_tx_fifo_full(txfqs)) {
/* This shouldn't happen */
netif_stop_queue(dev);
netdev_warn(dev,
}
/* get put index for frame */
- putidx = FIELD_GET(TXFQS_TFQPI_MASK,
- m_can_read(cdev, M_CAN_TXFQS));
+ putidx = FIELD_GET(TXFQS_TFQPI_MASK, txfqs);
/* Construct DLC Field, with CAN-FD configuration.
* Use the put index of the fifo as the message marker,