diff options
Diffstat (limited to 'drivers/spi/spi-davinci.c')
| -rw-r--r-- | drivers/spi/spi-davinci.c | 17 |
1 files changed, 15 insertions, 2 deletions
diff --git a/drivers/spi/spi-davinci.c b/drivers/spi/spi-davinci.c index 50bd2cd..8234d22 100644 --- a/drivers/spi/spi-davinci.c +++ b/drivers/spi/spi-davinci.c @@ -702,6 +702,19 @@ err_alloc_dummy_buf: } /** + * dummy_thread_fn - dummy thread function + * @irq: IRQ number for this SPI Master + * @context_data: structure for SPI Master controller davinci_spi + * + * This is to satisfy the request_threaded_irq() API so that the irq + * handler is called in interrupt context. + */ +static irqreturn_t dummy_thread_fn(s32 irq, void *data) +{ + return IRQ_HANDLED; +} + +/** * davinci_spi_irq - Interrupt handler for SPI Master Controller * @irq: IRQ number for this SPI Master * @context_data: structure for SPI Master controller davinci_spi @@ -899,8 +912,8 @@ static int davinci_spi_probe(struct platform_device *pdev) goto unmap_io; } - ret = request_irq(dspi->irq, davinci_spi_irq, 0, dev_name(&pdev->dev), - dspi); + ret = request_threaded_irq(dspi->irq, davinci_spi_irq, dummy_thread_fn, + 0, dev_name(&pdev->dev), dspi); if (ret) goto unmap_io; |