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Subject[PATCH V5 1/3] soc: qcom: geni: Remove "iova" check
Date
Remove "iova" check from geni_se_tx_dma_unprep and geni_se_rx_dma_unprep
fucntions as invalidating with dma_mapping_error() is enough.

Signed-off-by: Roja Rani Yarubandi <rojay@codeaurora.org>
---
Changes in V5:
- This is newly added patch in V5. As per Stephen's comments separted
this patch from shutdown callback patch.

drivers/soc/qcom/qcom-geni-se.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/soc/qcom/qcom-geni-se.c b/drivers/soc/qcom/qcom-geni-se.c
index d0e4f520cff8..0216b38c1e9a 100644
--- a/drivers/soc/qcom/qcom-geni-se.c
+++ b/drivers/soc/qcom/qcom-geni-se.c
@@ -705,7 +705,7 @@ void geni_se_tx_dma_unprep(struct geni_se *se, dma_addr_t iova, size_t len)
{
struct geni_wrapper *wrapper = se->wrapper;

- if (iova && !dma_mapping_error(wrapper->dev, iova))
+ if (!dma_mapping_error(wrapper->dev, iova))
dma_unmap_single(wrapper->dev, iova, len, DMA_TO_DEVICE);
}
EXPORT_SYMBOL(geni_se_tx_dma_unprep);
@@ -722,7 +722,7 @@ void geni_se_rx_dma_unprep(struct geni_se *se, dma_addr_t iova, size_t len)
{
struct geni_wrapper *wrapper = se->wrapper;

- if (iova && !dma_mapping_error(wrapper->dev, iova))
+ if (!dma_mapping_error(wrapper->dev, iova))
dma_unmap_single(wrapper->dev, iova, len, DMA_FROM_DEVICE);
}
EXPORT_SYMBOL(geni_se_rx_dma_unprep);
--
QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a member
of Code Aurora Forum, hosted by The Linux Foundation
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