[PATCH v1 1/9] i2c: designware: Move has_acpi_companion() to common code

From: Andy Shevchenko
Date: Tue Jul 25 2023 - 10:30:29 EST


Instead of checking in callers, move the call to the callee.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
---
drivers/i2c/busses/i2c-designware-common.c | 11 +++++++++--
drivers/i2c/busses/i2c-designware-pcidrv.c | 3 +--
drivers/i2c/busses/i2c-designware-platdrv.c | 3 +--
3 files changed, 11 insertions(+), 6 deletions(-)

diff --git a/drivers/i2c/busses/i2c-designware-common.c b/drivers/i2c/busses/i2c-designware-common.c
index cdd8c67d9129..683f7a9beb46 100644
--- a/drivers/i2c/busses/i2c-designware-common.c
+++ b/drivers/i2c/busses/i2c-designware-common.c
@@ -255,9 +255,8 @@ static void i2c_dw_acpi_params(struct device *device, char method[],
kfree(buf.pointer);
}

-int i2c_dw_acpi_configure(struct device *device)
+static void i2c_dw_acpi_do_configure(struct dw_i2c_dev *dev, struct device *device)
{
- struct dw_i2c_dev *dev = dev_get_drvdata(device);
struct i2c_timings *t = &dev->timings;
u32 ss_ht = 0, fp_ht = 0, hs_ht = 0, fs_ht = 0;

@@ -285,6 +284,14 @@ int i2c_dw_acpi_configure(struct device *device)
dev->sda_hold_time = fs_ht;
break;
}
+}
+
+int i2c_dw_acpi_configure(struct device *device)
+{
+ struct dw_i2c_dev *dev = dev_get_drvdata(device);
+
+ if (has_acpi_companion(device))
+ i2c_dw_acpi_do_configure(dev, device);

return 0;
}
diff --git a/drivers/i2c/busses/i2c-designware-pcidrv.c b/drivers/i2c/busses/i2c-designware-pcidrv.c
index 61d7a27aa070..d9d80650fbdc 100644
--- a/drivers/i2c/busses/i2c-designware-pcidrv.c
+++ b/drivers/i2c/busses/i2c-designware-pcidrv.c
@@ -303,8 +303,7 @@ static int i2c_dw_pci_probe(struct pci_dev *pdev,

i2c_dw_adjust_bus_speed(dev);

- if (has_acpi_companion(&pdev->dev))
- i2c_dw_acpi_configure(&pdev->dev);
+ i2c_dw_acpi_configure(&pdev->dev);

r = i2c_dw_validate_speed(dev);
if (r) {
diff --git a/drivers/i2c/busses/i2c-designware-platdrv.c b/drivers/i2c/busses/i2c-designware-platdrv.c
index 970c1c3b0402..4eedb0734438 100644
--- a/drivers/i2c/busses/i2c-designware-platdrv.c
+++ b/drivers/i2c/busses/i2c-designware-platdrv.c
@@ -314,8 +314,7 @@ static int dw_i2c_plat_probe(struct platform_device *pdev)
if (pdev->dev.of_node)
dw_i2c_of_configure(pdev);

- if (has_acpi_companion(&pdev->dev))
- i2c_dw_acpi_configure(&pdev->dev);
+ i2c_dw_acpi_configure(&pdev->dev);

ret = i2c_dw_validate_speed(dev);
if (ret)
--
2.40.0.1.gaa8946217a0b