diff options
Diffstat (limited to 'drivers/spi/spi-mxs.c')
| -rw-r--r-- | drivers/spi/spi-mxs.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/spi/spi-mxs.c b/drivers/spi/spi-mxs.c index 2884f0c2f5f0..51460878af04 100644 --- a/drivers/spi/spi-mxs.c +++ b/drivers/spi/spi-mxs.c @@ -85,7 +85,7 @@ static int mxs_spi_setup_transfer(struct spi_device *dev, mxs_ssp_set_clk_rate(ssp, hz); /* * Save requested rate, hz, rather than the actual rate, - * ssp->clk_rate. Otherwise we would set the rate every trasfer + * ssp->clk_rate. Otherwise we would set the rate every transfer * when the actual rate is not quite the same as requested rate. */ spi->sck = hz; @@ -154,12 +154,14 @@ static int mxs_ssp_wait(struct mxs_spi *spi, int offset, int mask, bool set) static void mxs_ssp_dma_irq_callback(void *param) { struct mxs_spi *spi = param; + complete(&spi->c); } static irqreturn_t mxs_ssp_irq_handler(int irq, void *dev_id) { struct mxs_ssp *ssp = dev_id; + dev_err(ssp->dev, "%s[%i] CTRL1=%08x STATUS=%08x\n", __func__, __LINE__, readl(ssp->base + HW_SSP_CTRL1(ssp)), @@ -189,7 +191,7 @@ static int mxs_spi_txrx_dma(struct mxs_spi *spi, if (!len) return -EINVAL; - dma_xfer = kzalloc(sizeof(*dma_xfer) * sgs, GFP_KERNEL); + dma_xfer = kcalloc(sgs, sizeof(*dma_xfer), GFP_KERNEL); if (!dma_xfer) return -ENOMEM; |