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9e2c14804e
The dm_usb_gadget_handle_interrupts() is not implemented by any USB gadget controller drivers which do enable DM_USB_GADGET anymore. Set the symbol as non-weak. Signed-off-by: Marek Vasut <marek.vasut+renesas@mailbox.org> Reviewed-by: Mattijs Korpershoek <mkorpershoek@baylibre.com> Tested-by: Alexander Sverdlin <alexander.sverdlin@siemens.com> Tested-by: Mattijs Korpershoek <mkorpershoek@baylibre.com> # vim3 Link: https://lore.kernel.org/r/20240614005309.34433-12-marek.vasut+renesas@mailbox.org Signed-off-by: Mattijs Korpershoek <mkorpershoek@baylibre.com>
90 lines
1.9 KiB
C
90 lines
1.9 KiB
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* Copyright (C) 2018 Texas Instruments Incorporated - https://www.ti.com
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* Written by Jean-Jacques Hiblot <jjhiblot@ti.com>
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*/
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#define LOG_CATEGORY UCLASS_USB_GADGET_GENERIC
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#include <dm.h>
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#include <dm/device-internal.h>
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#include <linux/printk.h>
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#include <linux/usb/gadget.h>
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#if CONFIG_IS_ENABLED(DM_USB_GADGET)
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static inline const struct usb_gadget_generic_ops *
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usb_gadget_generic_dev_ops(struct udevice *dev)
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{
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return (const struct usb_gadget_generic_ops *)dev->driver->ops;
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}
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int dm_usb_gadget_handle_interrupts(struct udevice *dev)
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{
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const struct usb_gadget_generic_ops *ops;
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ops = usb_gadget_generic_dev_ops(dev);
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if (!ops)
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return -EFAULT;
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if (!ops->handle_interrupts)
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return -ENOSYS;
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return ops->handle_interrupts(dev);
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}
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int udc_device_get_by_index(int index, struct udevice **udev)
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{
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struct udevice *dev = NULL;
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int ret;
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ret = uclass_get_device_by_seq(UCLASS_USB_GADGET_GENERIC, index, &dev);
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if (!ret && dev) {
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*udev = dev;
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return 0;
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}
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ret = uclass_get_device(UCLASS_USB_GADGET_GENERIC, index, &dev);
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if (!ret && dev) {
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*udev = dev;
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return 0;
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}
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pr_err("No USB device found\n");
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return -ENODEV;
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}
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int udc_device_put(struct udevice *udev)
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{
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#if CONFIG_IS_ENABLED(DM_DEVICE_REMOVE)
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return device_remove(udev, DM_REMOVE_NORMAL);
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#else
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return -ENOSYS;
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#endif
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}
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#else
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/* Backwards hardware compatibility -- switch to DM_USB_GADGET */
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static int legacy_index;
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int udc_device_get_by_index(int index, struct udevice **udev)
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{
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legacy_index = index;
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return board_usb_init(index, USB_INIT_DEVICE);
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}
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int udc_device_put(struct udevice *udev)
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{
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return board_usb_cleanup(legacy_index, USB_INIT_DEVICE);
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}
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__weak int dm_usb_gadget_handle_interrupts(struct udevice *dev)
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{
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return 0;
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}
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#endif
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#if CONFIG_IS_ENABLED(DM)
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UCLASS_DRIVER(usb_gadget_generic) = {
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.id = UCLASS_USB_GADGET_GENERIC,
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.name = "usb",
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.flags = DM_UC_FLAG_SEQ_ALIAS,
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};
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#endif
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