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2023-12-09 b22da3d8526a935aa31e086e63f60ff3246cb61c

 kernel/drivers/usb/renesas_usbhs/mod.h
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@@ -1,8 +1,9 @@
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-// SPDX-License-Identifier: GPL-1.0+
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+/* SPDX-License-Identifier: GPL-1.0+ */
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 /*
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  * Renesas USB driver
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  *
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  * Copyright (C) 2011 Renesas Solutions Corp.
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+ * Copyright (C) 2019 Renesas Electronics Corporation
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  * Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
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  */
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 #ifndef RENESAS_USB_MOD_H
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@@ -84,15 +85,20 @@
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 	/*
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 	 * INTSTS0 :: VBINT
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 	 *
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-	 * This function will be used as autonomy mode
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-	 * when platform cannot call notify_hotplug.
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+	 * This function will be used as autonomy mode (runtime_pwctrl == 0)
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+	 * when the platform doesn't have own get_vbus function.
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 	 *
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-	 * This callback cannot be member of "struct usbhs_mod"
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-	 * because it will be used even though
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-	 * host/gadget has not been selected.
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+	 * This callback cannot be member of "struct usbhs_mod" because it
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+	 * will be used even though host/gadget has not been selected.
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 	 */
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 	int (*irq_vbus)(struct usbhs_priv *priv,
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 			struct usbhs_irq_state *irq_state);
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+
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+	/*
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+	 * This function will be used on any gadget mode. To simplify the code,
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+	 * this member is in here.
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+	 */
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+	int (*get_vbus)(struct platform_device *pdev);
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 };
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 /*
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@@ -107,6 +113,7 @@
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 void usbhs_mod_remove(struct usbhs_priv *priv);
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 void usbhs_mod_autonomy_mode(struct usbhs_priv *priv);
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+void usbhs_mod_non_autonomy_mode(struct usbhs_priv *priv);
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 /*
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  *		status functions
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@@ -129,6 +136,15 @@
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 		 mod->func(param);			\
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 	})
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+#define usbhs_priv_to_modinfo(priv) (&priv->mod_info)
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+#define usbhs_mod_info_call(priv, func, param...)	\
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+({							\
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+	struct usbhs_mod_info *info;			\
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+	info = usbhs_priv_to_modinfo(priv);		\
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+	!info->func ? 0 :				\
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+	 info->func(param);				\
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+})
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+
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 /*
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  * host / gadget control
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  */