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authorPawel Laszczak <[email protected]>2020-12-07 10:32:20 +0000
committerPeter Chen <[email protected]>2020-12-29 04:36:13 +0000
commit394c3a144de89e994c8a2c5ba5dc64fa4e5aa870 (patch)
tree392480a1bd5bbaf285c68735f3251a50be2e4e03 /drivers/usb/cdns3/core.c
parentusb: cdns3: Split core.c into cdns3-plat and core.c file (diff)
downloadkernel-394c3a144de89e994c8a2c5ba5dc64fa4e5aa870.tar.gz
kernel-394c3a144de89e994c8a2c5ba5dc64fa4e5aa870.zip
usb: cdns3: Moves reusable code to separate module
Patch moves common reusable code used by cdns3 and cdnsp driver to cdns-usb-common library. This library include core.c, drd.c and host.c files. Signed-off-by: Pawel Laszczak <[email protected]> Tested-by: Aswath Govindraju <[email protected]> Signed-off-by: Peter Chen <[email protected]>
Diffstat (limited to 'drivers/usb/cdns3/core.c')
-rw-r--r--drivers/usb/cdns3/core.c18
1 files changed, 15 insertions, 3 deletions
diff --git a/drivers/usb/cdns3/core.c b/drivers/usb/cdns3/core.c
index 7b67a7c74586..81ea035c0e11 100644
--- a/drivers/usb/cdns3/core.c
+++ b/drivers/usb/cdns3/core.c
@@ -19,10 +19,8 @@
#include <linux/io.h>
#include <linux/pm_runtime.h>
-#include "gadget.h"
#include "core.h"
#include "host-export.h"
-#include "gadget-export.h"
#include "drd.h"
static int cdns3_idle_init(struct cdns3 *cdns);
@@ -147,7 +145,11 @@ static int cdns3_core_init_role(struct cdns3 *cdns)
}
if (dr_mode == USB_DR_MODE_OTG || dr_mode == USB_DR_MODE_PERIPHERAL) {
- ret = cdns3_gadget_init(cdns);
+ if (cdns->gadget_init)
+ ret = cdns->gadget_init(cdns);
+ else
+ ret = -ENXIO;
+
if (ret) {
dev_err(dev, "Device initialization failed with %d\n",
ret);
@@ -477,6 +479,7 @@ role_switch_unregister:
return ret;
}
+EXPORT_SYMBOL_GPL(cdns3_init);
/**
* cdns3_remove - unbind drd driver and clean up
@@ -491,6 +494,7 @@ int cdns3_remove(struct cdns3 *cdns)
return 0;
}
+EXPORT_SYMBOL_GPL(cdns3_remove);
#ifdef CONFIG_PM_SLEEP
int cdns3_suspend(struct cdns3 *cdns)
@@ -509,6 +513,7 @@ int cdns3_suspend(struct cdns3 *cdns)
return 0;
}
+EXPORT_SYMBOL_GPL(cdns3_suspend);
int cdns3_resume(struct cdns3 *cdns, u8 set_active)
{
@@ -525,4 +530,11 @@ int cdns3_resume(struct cdns3 *cdns, u8 set_active)
return 0;
}
+EXPORT_SYMBOL_GPL(cdns3_resume);
#endif /* CONFIG_PM_SLEEP */
+
+MODULE_AUTHOR("Peter Chen <[email protected]>");
+MODULE_AUTHOR("Pawel Laszczak <[email protected]>");
+MODULE_AUTHOR("Roger Quadros <[email protected]>");
+MODULE_DESCRIPTION("Cadence USBSS and USBSSP DRD Driver");
+MODULE_LICENSE("GPL");