diff options
| author | Marc Kleine-Budde <mkl@pengutronix.de> | 2019-03-01 16:27:59 +0100 |
|---|---|---|
| committer | Marc Kleine-Budde <mkl@pengutronix.de> | 2019-11-11 21:58:12 +0100 |
| commit | b9468ad8ff65e6dcfeb69cab15deecafdb883643 (patch) | |
| tree | 62b38ff42a747bef946f42803cded4a6182783bf /drivers/net/can | |
| parent | b87c28b726daaa5ac315b59a0ae04282c265580b (diff) | |
| download | linux-b9468ad8ff65e6dcfeb69cab15deecafdb883643.tar.gz linux-b9468ad8ff65e6dcfeb69cab15deecafdb883643.tar.bz2 linux-b9468ad8ff65e6dcfeb69cab15deecafdb883643.zip | |
can: flexcan: flexcan_mailbox_read() make use of flexcan_write64() to mark the mailbox as read
In the previous patch the function flexcan_write64() was introduced.
This patch replaces the open coded variant in flexcan_mailbox_read()
that marks a mailbox as read, by a single call to flexcan_write64().
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
Diffstat (limited to 'drivers/net/can')
| -rw-r--r-- | drivers/net/can/flexcan.c | 11 |
1 files changed, 3 insertions, 8 deletions
diff --git a/drivers/net/can/flexcan.c b/drivers/net/can/flexcan.c index 79696430dedf..a929cdda9ab2 100644 --- a/drivers/net/can/flexcan.c +++ b/drivers/net/can/flexcan.c @@ -883,15 +883,10 @@ static struct sk_buff *flexcan_mailbox_read(struct can_rx_offload *offload, } mark_as_read: - if (priv->devtype_data->quirks & FLEXCAN_QUIRK_USE_OFF_TIMESTAMP) { - /* Clear IRQ */ - if (n < 32) - priv->write(BIT(n), ®s->iflag1); - else - priv->write(BIT(n - 32), ®s->iflag2); - } else { + if (priv->devtype_data->quirks & FLEXCAN_QUIRK_USE_OFF_TIMESTAMP) + flexcan_write64(priv, FLEXCAN_IFLAG_MB(n), ®s->iflag1); + else priv->write(FLEXCAN_IFLAG_RX_FIFO_AVAILABLE, ®s->iflag1); - } /* Read the Free Running Timer. It is optional but recommended * to unlock Mailbox as soon as possible and make it available |