diff options
Diffstat (limited to 'drivers/net/wireless/p54/p54spi.c')
| -rw-r--r-- | drivers/net/wireless/p54/p54spi.c | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/drivers/net/wireless/p54/p54spi.c b/drivers/net/wireless/p54/p54spi.c index 59a5e778bb0..272b7e176af 100644 --- a/drivers/net/wireless/p54/p54spi.c +++ b/drivers/net/wireless/p54/p54spi.c @@ -172,8 +172,6 @@ static int p54spi_wait_bit(struct p54s_priv *priv, u16 reg, __le32 bits) __le32 buffer = p54spi_read32(priv, reg); if ((buffer & bits) == bits) return 1; - - msleep(0); } return 0; } @@ -181,9 +179,6 @@ static int p54spi_wait_bit(struct p54s_priv *priv, u16 reg, __le32 bits) static int p54spi_spi_write_dma(struct p54s_priv *priv, __le32 base, const void *buf, size_t len) { - p54spi_write16(priv, SPI_ADRS_DMA_WRITE_CTRL, - cpu_to_le16(SPI_DMA_WRITE_CTRL_ENABLE)); - if (!p54spi_wait_bit(priv, SPI_ADRS_DMA_WRITE_CTRL, cpu_to_le32(HOST_ALLOWED))) { dev_err(&priv->spi->dev, "spi_write_dma not allowed " @@ -191,6 +186,9 @@ static int p54spi_spi_write_dma(struct p54s_priv *priv, __le32 base, return -EAGAIN; } + p54spi_write16(priv, SPI_ADRS_DMA_WRITE_CTRL, + cpu_to_le16(SPI_DMA_WRITE_CTRL_ENABLE)); + p54spi_write16(priv, SPI_ADRS_DMA_WRITE_LEN, cpu_to_le16(len)); p54spi_write32(priv, SPI_ADRS_DMA_WRITE_BASE, base); p54spi_spi_write(priv, SPI_ADRS_DMA_DATA, buf, len); |