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authorRob Herring <robh@kernel.org>2023-10-07 00:38:35 +0300
committerVinod Koul <vkoul@kernel.org>2023-10-09 08:25:16 +0300
commitc48de45d4cefc5a2f0d0e4101c39884326ac704c (patch)
tree20d0558911921bf7384f1ed5e96f48186052a74e /drivers/dma/mmp_pdma.c
parenta67ba97dfb30486deb4661f770b954387acc898d (diff)
downloadlinux-c48de45d4cefc5a2f0d0e4101c39884326ac704c.tar.xz
dmaengine: Drop unnecessary of_match_device() calls
If probe is reached, we've already matched the device and in the case of DT matching, the struct device_node pointer will be set. Therefore, there is no need to call of_match_device() in probe. Signed-off-by: Rob Herring <robh@kernel.org> Link: https://lore.kernel.org/r/20231006213835.332848-1-robh@kernel.org Signed-off-by: Vinod Koul <vkoul@kernel.org>
Diffstat (limited to 'drivers/dma/mmp_pdma.c')
-rw-r--r--drivers/dma/mmp_pdma.c5
1 files changed, 1 insertions, 4 deletions
diff --git a/drivers/dma/mmp_pdma.c b/drivers/dma/mmp_pdma.c
index 492ec491a59b..136fcaeff8dd 100644
--- a/drivers/dma/mmp_pdma.c
+++ b/drivers/dma/mmp_pdma.c
@@ -15,7 +15,6 @@
#include <linux/device.h>
#include <linux/platform_data/mmp_dma.h>
#include <linux/dmapool.h>
-#include <linux/of_device.h>
#include <linux/of_dma.h>
#include <linux/of.h>
@@ -1019,7 +1018,6 @@ static struct dma_chan *mmp_pdma_dma_xlate(struct of_phandle_args *dma_spec,
static int mmp_pdma_probe(struct platform_device *op)
{
struct mmp_pdma_device *pdev;
- const struct of_device_id *of_id;
struct mmp_dma_platdata *pdata = dev_get_platdata(&op->dev);
int i, ret, irq = 0;
int dma_channels = 0, irq_num = 0;
@@ -1039,8 +1037,7 @@ static int mmp_pdma_probe(struct platform_device *op)
if (IS_ERR(pdev->base))
return PTR_ERR(pdev->base);
- of_id = of_match_device(mmp_pdma_dt_ids, pdev->dev);
- if (of_id) {
+ if (pdev->dev->of_node) {
/* Parse new and deprecated dma-channels properties */
if (of_property_read_u32(pdev->dev->of_node, "dma-channels",
&dma_channels))