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path: root/drivers/dma/fsl-qdma.c
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Diffstat (limited to 'drivers/dma/fsl-qdma.c')
-rw-r--r--drivers/dma/fsl-qdma.c21
1 files changed, 11 insertions, 10 deletions
diff --git a/drivers/dma/fsl-qdma.c b/drivers/dma/fsl-qdma.c
index 9b141369b..7a2427931 100644
--- a/drivers/dma/fsl-qdma.c
+++ b/drivers/dma/fsl-qdma.c
@@ -109,6 +109,7 @@
#define FSL_QDMA_CMD_WTHROTL_OFFSET 20
#define FSL_QDMA_CMD_DSEN_OFFSET 19
#define FSL_QDMA_CMD_LWC_OFFSET 16
+#define FSL_QDMA_CMD_PF BIT(17)
/* Field definition for Descriptor status */
#define QDMA_CCDF_STATUS_RTE BIT(5)
@@ -384,7 +385,8 @@ static void fsl_qdma_comp_fill_memcpy(struct fsl_qdma_comp *fsl_comp,
qdma_csgf_set_f(csgf_dest, len);
/* Descriptor Buffer */
cmd = cpu_to_le32(FSL_QDMA_CMD_RWTTYPE <<
- FSL_QDMA_CMD_RWTTYPE_OFFSET);
+ FSL_QDMA_CMD_RWTTYPE_OFFSET) |
+ FSL_QDMA_CMD_PF;
sdf->data = QDMA_SDDF_CMD(cmd);
cmd = cpu_to_le32(FSL_QDMA_CMD_RWTTYPE <<
@@ -1197,10 +1199,6 @@ static int fsl_qdma_probe(struct platform_device *pdev)
if (!fsl_qdma->queue)
return -ENOMEM;
- ret = fsl_qdma_irq_init(pdev, fsl_qdma);
- if (ret)
- return ret;
-
fsl_qdma->irq_base = platform_get_irq_byname(pdev, "qdma-queue0");
if (fsl_qdma->irq_base < 0)
return fsl_qdma->irq_base;
@@ -1239,16 +1237,19 @@ static int fsl_qdma_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, fsl_qdma);
- ret = dma_async_device_register(&fsl_qdma->dma_dev);
+ ret = fsl_qdma_reg_init(fsl_qdma);
if (ret) {
- dev_err(&pdev->dev,
- "Can't register NXP Layerscape qDMA engine.\n");
+ dev_err(&pdev->dev, "Can't Initialize the qDMA engine.\n");
return ret;
}
- ret = fsl_qdma_reg_init(fsl_qdma);
+ ret = fsl_qdma_irq_init(pdev, fsl_qdma);
+ if (ret)
+ return ret;
+
+ ret = dma_async_device_register(&fsl_qdma->dma_dev);
if (ret) {
- dev_err(&pdev->dev, "Can't Initialize the qDMA engine.\n");
+ dev_err(&pdev->dev, "Can't register NXP Layerscape qDMA engine.\n");
return ret;
}