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path: root/drivers/net/wireless/libertas/if_spi.c
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Diffstat (limited to 'drivers/net/wireless/libertas/if_spi.c')
-rw-r--r--drivers/net/wireless/libertas/if_spi.c13
1 files changed, 12 insertions, 1 deletions
diff --git a/drivers/net/wireless/libertas/if_spi.c b/drivers/net/wireless/libertas/if_spi.c
index 07311e71af9..5fa55fe1f86 100644
--- a/drivers/net/wireless/libertas/if_spi.c
+++ b/drivers/net/wireless/libertas/if_spi.c
@@ -731,7 +731,7 @@ static int if_spi_c2h_data(struct if_spi_card *card)
goto out;
} else if (len > MRVDRV_ETH_RX_PACKET_BUFFER_SIZE) {
lbs_pr_err("%s: error: card has %d bytes of data, but "
- "our maximum skb size is %u\n",
+ "our maximum skb size is %lu\n",
__func__, len, MRVDRV_ETH_RX_PACKET_BUFFER_SIZE);
err = -EINVAL;
goto out;
@@ -814,6 +814,13 @@ static void if_spi_e2h(struct if_spi_card *card)
if (err)
goto out;
+ /* re-enable the card event interrupt */
+ spu_write_u16(card, IF_SPI_HOST_INT_STATUS_REG,
+ ~IF_SPI_HICU_CARD_EVENT);
+
+ /* generate a card interrupt */
+ spu_write_u16(card, IF_SPI_CARD_INT_CAUSE_REG, IF_SPI_CIC_HOST_EVENT);
+
spin_lock_irqsave(&priv->driver_lock, flags);
lbs_queue_event(priv, cause & 0xff);
spin_unlock_irqrestore(&priv->driver_lock, flags);
@@ -1020,6 +1027,7 @@ static int __devinit if_spi_probe(struct spi_device *spi)
struct libertas_spi_platform_data *pdata = spi->dev.platform_data;
int err = 0;
u32 scratch;
+ struct sched_param param = { .sched_priority = 1 };
lbs_deb_enter(LBS_DEB_SPI);
@@ -1123,6 +1131,9 @@ static int __devinit if_spi_probe(struct spi_device *spi)
lbs_pr_err("error creating SPI thread: err=%d\n", err);
goto remove_card;
}
+ if (sched_setscheduler(card->spi_thread, SCHED_FIFO, &param))
+ lbs_pr_err("Error setting scheduler, using default.\n");
+
err = request_irq(spi->irq, if_spi_host_interrupt,
IRQF_TRIGGER_FALLING, "libertas_spi", card);
if (err) {