We have a number of drivers that reference the string "i2c_designware"
yet this is copied all over the places with opportunities for this
string being mis-used. Create a shared header that defines this as a
constant that other drivers can reference.
Signed-off-by: Florian Fainelli <florian.fainelli@xxxxxxxxxxxx>
---
MAINTAINERS | 1 +
drivers/i2c/busses/i2c-designware-pcidrv.c | 5 +++--
drivers/i2c/busses/i2c-designware-platdrv.c | 5 +++--
include/linux/i2c-designware.h | 7 +++++++
4 files changed, 14 insertions(+), 4 deletions(-)
create mode 100644 include/linux/i2c-designware.h
diff --git a/MAINTAINERS b/MAINTAINERS
index 2d5acd6d98c4..d5e10c747f65 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -21438,6 +21438,7 @@ R: Jan Dabros <jsd@xxxxxxxxxxxx>
L: linux-i2c@xxxxxxxxxxxxxxx
S: Supported
F: drivers/i2c/busses/i2c-designware-*
+F: include/linux/i2c-designware.h
SYNOPSYS DESIGNWARE MMC/SD/SDIO DRIVER
M: Jaehoon Chung <jh80.chung@xxxxxxxxxxx>
diff --git a/drivers/i2c/busses/i2c-designware-pcidrv.c b/drivers/i2c/busses/i2c-designware-pcidrv.c
index 9be9a2658e1f..948669265375 100644
--- a/drivers/i2c/busses/i2c-designware-pcidrv.c
+++ b/drivers/i2c/busses/i2c-designware-pcidrv.c
@@ -14,6 +14,7 @@
#include <linux/err.h>
#include <linux/errno.h>
#include <linux/i2c.h>
+#include <linux/i2c-designware.h>
#include <linux/interrupt.h>
#include <linux/io.h>
#include <linux/kernel.h>
@@ -27,7 +28,7 @@
#include "i2c-designware-core.h"
#include "i2c-ccgx-ucsi.h"
-#define DRIVER_NAME "i2c-designware-pci"
+#define DRIVER_NAME I2C_DESIGNWARE_NAME "-pci"
enum dw_pci_ctl_id_t {
medfield,
@@ -425,7 +426,7 @@ static struct pci_driver dw_i2c_driver = {
module_pci_driver(dw_i2c_driver);
/* Work with hotplug and coldplug */
-MODULE_ALIAS("i2c_designware-pci");
+MODULE_ALIAS(DRIVER_NAME);
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 4ab41ba39d55..dc335a22546b 100644
--- a/drivers/i2c/busses/i2c-designware-platdrv.c
+++ b/drivers/i2c/busses/i2c-designware-platdrv.c
@@ -16,6 +16,7 @@
#include <linux/err.h>
#include <linux/errno.h>
#include <linux/i2c.h>
+#include <linux/i2c-designware.h>
#include <linux/interrupt.h>
#include <linux/io.h>
#include <linux/kernel.h>
@@ -480,13 +481,13 @@ static const struct dev_pm_ops dw_i2c_dev_pm_ops = {
};
/* Work with hotplug and coldplug */
-MODULE_ALIAS("platform:i2c_designware");
+MODULE_ALIAS("platform:" I2C_DESIGNWARE_NAME);
static struct platform_driver dw_i2c_driver = {
.probe = dw_i2c_plat_probe,
.remove_new = dw_i2c_plat_remove,
.driver = {
- .name = "i2c_designware",
+ .name = I2C_DESIGNWARE_NAME,
.of_match_table = of_match_ptr(dw_i2c_of_match),
.acpi_match_table = ACPI_PTR(dw_i2c_acpi_match),
.pm = pm_ptr(&dw_i2c_dev_pm_ops),
diff --git a/include/linux/i2c-designware.h b/include/linux/i2c-designware.h
new file mode 100644
index 000000000000..f20240ac89c4
--- /dev/null
+++ b/include/linux/i2c-designware.h
@@ -0,0 +1,7 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+#ifndef __I2C_DESIGNWARE_H__
+#define __I2C_DESIGNWARE_H__
+
+#define I2C_DESIGNWARE_NAME "i2c_designware"
+
+#endif /* __I2C_DESIGNWARE_H__ */
--
2.34.1
