2023-05-16 12:59:16

by Linus Walleij

[permalink] [raw]
Subject: [PATCH v3 5/7] dmaengine: ste_dma40: Pass dev to OF function

The OF platform data population function only wants to
use struct device *dev, so pass that instead.

This change makes the compiler realize that the local
platform data variable is unused, so drop that too.

Signed-off-by: Linus Walleij <[email protected]>
---
drivers/dma/ste_dma40.c | 13 ++++++-------
1 file changed, 6 insertions(+), 7 deletions(-)

diff --git a/drivers/dma/ste_dma40.c b/drivers/dma/ste_dma40.c
index 48c9606cfd46..87f57457e4d9 100644
--- a/drivers/dma/ste_dma40.c
+++ b/drivers/dma/ste_dma40.c
@@ -3480,14 +3480,14 @@ static int __init d40_lcla_allocate(struct d40_base *base)
return ret;
}

-static int __init d40_of_probe(struct platform_device *pdev,
+static int __init d40_of_probe(struct device *dev,
struct device_node *np)
{
struct stedma40_platform_data *pdata;
int num_phy = 0, num_memcpy = 0, num_disabled = 0;
const __be32 *list;

- pdata = devm_kzalloc(&pdev->dev, sizeof(*pdata), GFP_KERNEL);
+ pdata = devm_kzalloc(dev, sizeof(*pdata), GFP_KERNEL);
if (!pdata)
return -ENOMEM;

@@ -3500,7 +3500,7 @@ static int __init d40_of_probe(struct platform_device *pdev,
num_memcpy /= sizeof(*list);

if (num_memcpy > D40_MEMCPY_MAX_CHANS || num_memcpy <= 0) {
- d40_err(&pdev->dev,
+ d40_err(dev,
"Invalid number of memcpy channels specified (%d)\n",
num_memcpy);
return -EINVAL;
@@ -3515,7 +3515,7 @@ static int __init d40_of_probe(struct platform_device *pdev,
num_disabled /= sizeof(*list);

if (num_disabled >= STEDMA40_MAX_PHYS || num_disabled < 0) {
- d40_err(&pdev->dev,
+ d40_err(dev,
"Invalid number of disabled channels specified (%d)\n",
num_disabled);
return -EINVAL;
@@ -3526,7 +3526,7 @@ static int __init d40_of_probe(struct platform_device *pdev,
num_disabled);
pdata->disabled_channels[num_disabled] = -1;

- pdev->dev.platform_data = pdata;
+ dev->platform_data = pdata;

return 0;
}
@@ -3534,7 +3534,6 @@ static int __init d40_of_probe(struct platform_device *pdev,
static int __init d40_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
- struct stedma40_platform_data *plat_data = dev_get_platdata(dev);
struct device_node *np = pdev->dev.of_node;
struct device_node *np_lcpa;
int ret = -ENOENT;
@@ -3544,7 +3543,7 @@ static int __init d40_probe(struct platform_device *pdev)
int num_reserved_chans;
u32 val;

- if (d40_of_probe(pdev, np)) {
+ if (d40_of_probe(dev, np)) {
ret = -ENOMEM;
goto report_failure;
}

--
2.40.1