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path: root/drivers/spi/spi-davinci.c
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Diffstat (limited to 'drivers/spi/spi-davinci.c')
-rw-r--r--drivers/spi/spi-davinci.c17
1 files changed, 15 insertions, 2 deletions
diff --git a/drivers/spi/spi-davinci.c b/drivers/spi/spi-davinci.c
index 50bd2cdc52d..8234d225972 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;