Merge branch 'for-2.6.31' of git://git.linux-nfs.org/projects/trondmy/nfs-2.6

[pandora-kernel.git] / drivers / net / wireless / libertas / if_spi.c

diff --git a/drivers/net/wireless/libertas/if_spi.c b/drivers/net/wireless/libertas/if_spi.c
index 06a46d7..6564282 100644 (file)
--- a/drivers/net/wireless/libertas/if_spi.c
+++ b/drivers/net/wireless/libertas/if_spi.c
@@ -812,7 +812,6 @@ out:
 static void if_spi_e2h(struct if_spi_card *card)
 {
        int err = 0;
-       unsigned long flags;
        u32 cause;
        struct lbs_private *priv = card->priv;
 
@@ -827,10 +826,7 @@ static void if_spi_e2h(struct if_spi_card *card)
        /* 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);
-
 out:
        if (err)
                lbs_pr_err("%s: error %d\n", __func__, err);
@@ -875,7 +871,12 @@ static int lbs_spi_thread(void *data)
                        err = if_spi_c2h_data(card);
                        if (err)
                                goto err;
-               if (hiStatus & IF_SPI_HIST_CMD_DOWNLOAD_RDY) {
+
+               /* workaround: in PS mode, the card does not set the Command
+                * Download Ready bit, but it sets TX Download Ready. */
+               if (hiStatus & IF_SPI_HIST_CMD_DOWNLOAD_RDY ||
+                  (card->priv->psstate != PS_STATE_FULL_POWER &&
+                   (hiStatus & IF_SPI_HIST_TX_DOWNLOAD_RDY))) {
                        /* This means two things. First of all,
                         * if there was a previous command sent, the card has
                         * successfully received it.