[PATCH v2 01/12] i2c: designware: Replace MODULE_ALIAS() with MODULE_DEVICE_TABLE()

From: Andy Shevchenko
Date: Thu Nov 09 2023 - 13:28:40 EST


As Krzysztof Kozlowski pointed out the better is to use
MODULE_DEVICE_TABLE() as it will be consistent with the content
of the real ID table of the platform devices.

While at it, drop unneeded and unused module alias in PCI glue
driver as PCI already has its own ID table and automatic loading
should just work.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
---
drivers/i2c/busses/i2c-designware-pcidrv.c | 2 --
drivers/i2c/busses/i2c-designware-platdrv.c | 8 ++++++--
2 files changed, 6 insertions(+), 4 deletions(-)

diff --git a/drivers/i2c/busses/i2c-designware-pcidrv.c b/drivers/i2c/busses/i2c-designware-pcidrv.c
index 61d7a27aa070..bfafebecf680 100644
--- a/drivers/i2c/busses/i2c-designware-pcidrv.c
+++ b/drivers/i2c/busses/i2c-designware-pcidrv.c
@@ -424,8 +424,6 @@ static struct pci_driver dw_i2c_driver = {
};
module_pci_driver(dw_i2c_driver);

-/* Work with hotplug and coldplug */
-MODULE_ALIAS("i2c_designware-pci");
MODULE_AUTHOR("Baruch Siach <baruch@xxxxxxxxxx>");
MODULE_DESCRIPTION("Synopsys DesignWare PCI I2C bus adapter");
MODULE_LICENSE("GPL");
diff --git a/drivers/i2c/busses/i2c-designware-platdrv.c b/drivers/i2c/busses/i2c-designware-platdrv.c
index 855b698e99c0..cb7796b57085 100644
--- a/drivers/i2c/busses/i2c-designware-platdrv.c
+++ b/drivers/i2c/busses/i2c-designware-platdrv.c
@@ -479,8 +479,11 @@ static const struct dev_pm_ops dw_i2c_dev_pm_ops = {
RUNTIME_PM_OPS(dw_i2c_plat_runtime_suspend, dw_i2c_plat_runtime_resume, NULL)
};

-/* Work with hotplug and coldplug */
-MODULE_ALIAS("platform:i2c_designware");
+static const struct platform_device_id dw_i2c_platform_ids[] = {
+ { "i2c_designware" },
+ {}
+};
+MODULE_DEVICE_TABLE(platform, dw_i2c_platform_ids);

static struct platform_driver dw_i2c_driver = {
.probe = dw_i2c_plat_probe,
@@ -491,6 +494,7 @@ static struct platform_driver dw_i2c_driver = {
.acpi_match_table = ACPI_PTR(dw_i2c_acpi_match),
.pm = pm_ptr(&dw_i2c_dev_pm_ops),
},
+ .id_table = dw_i2c_platform_ids,
};

static int __init dw_i2c_init_driver(void)
--
2.40.0.1996.gbec44491f096