From: marian-cristian.rotariu.rb@bp.renesas.com (Marian-Cristian Rotariu)
To: cip-dev@lists.cip-project.org
Subject: [cip-dev] [PATCH 4.19.y-cip 10/23] usb: roles: Introduce stubs for the exiting functions in role.h
Date: Tue, 18 Feb 2020 14:05:07 +0000 [thread overview]
Message-ID: <1582034720-5249-11-git-send-email-marian-cristian.rotariu.rb@bp.renesas.com> (raw)
In-Reply-To: <1582034720-5249-1-git-send-email-marian-cristian.rotariu.rb@bp.renesas.com>
From: Yu Chen <chenyu56@huawei.com>
commit 977607653cdd06a2c4d1d0f179ff46cc0cbe83a5 upstream.
This patch adds stubs for the exiting functions while
CONFIG_USB_ROLE_SWITCH does not enabled.
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Cc: Hans de Goede <hdegoede@redhat.com>
Cc: Andy Shevchenko <andy.shevchenko@gmail.com>
Cc: John Stultz <john.stultz@linaro.org>
Reviewed-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Signed-off-by: Yu Chen <chenyu56@huawei.com>
Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
Link: https://lore.kernel.org/r/1567070558-29417-6-git-send-email-chunfeng.yun at mediatek.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
(fixed checkpatch alignment warnings)
Signed-off-by: Marian-Cristian Rotariu <marian-cristian.rotariu.rb@bp.renesas.com>
---
include/linux/usb/role.h | 29 +++++++++++++++++++++++++++++
1 file changed, 29 insertions(+)
diff --git a/include/linux/usb/role.h b/include/linux/usb/role.h
index c05ffa6..b880e6a 100644
--- a/include/linux/usb/role.h
+++ b/include/linux/usb/role.h
@@ -42,6 +42,7 @@ struct usb_role_switch_desc {
bool allow_userspace_control;
};
+#if IS_ENABLED(CONFIG_USB_ROLE_SWITCH)
int usb_role_switch_set_role(struct usb_role_switch *sw, enum usb_role role);
enum usb_role usb_role_switch_get_role(struct usb_role_switch *sw);
struct usb_role_switch *usb_role_switch_get(struct device *dev);
@@ -51,5 +52,33 @@ struct usb_role_switch *
usb_role_switch_register(struct device *parent,
const struct usb_role_switch_desc *desc);
void usb_role_switch_unregister(struct usb_role_switch *sw);
+#else
+static inline int usb_role_switch_set_role(struct usb_role_switch *sw,
+ enum usb_role role)
+{
+ return 0;
+}
+
+static inline enum usb_role usb_role_switch_get_role(struct usb_role_switch *sw)
+{
+ return USB_ROLE_NONE;
+}
+
+static inline struct usb_role_switch *usb_role_switch_get(struct device *dev)
+{
+ return ERR_PTR(-ENODEV);
+}
+
+static inline void usb_role_switch_put(struct usb_role_switch *sw) { }
+
+static inline struct usb_role_switch *
+usb_role_switch_register(struct device *parent,
+ const struct usb_role_switch_desc *desc)
+{
+ return ERR_PTR(-ENODEV);
+}
+
+static inline void usb_role_switch_unregister(struct usb_role_switch *sw) { }
+#endif
#endif /* __LINUX_USB_ROLE_H */
--
2.7.4
next prev parent reply other threads:[~2020-02-18 14:05 UTC|newest]
Thread overview: 46+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-02-18 14:04 [cip-dev] [PATCH 4.19.y-cip 00/23] Renesas RZ/G2E USB Type-C Backport Marian-Cristian Rotariu
2020-02-18 14:04 ` [cip-dev] [PATCH 4.19.y-cip 01/23] device connection: Add fwnode member to struct device_connection Marian-Cristian Rotariu
2020-02-19 7:42 ` Pavel Machek
2020-02-19 19:11 ` Marian-Cristian Rotariu
2020-02-18 14:04 ` [cip-dev] [PATCH 4.19.y-cip 02/23] usb: typec: mux: Find the muxes by also matching against the device node Marian-Cristian Rotariu
2020-02-18 14:05 ` [cip-dev] [PATCH 4.19.y-cip 03/23] usb: typec: mux: Fix unsigned comparison with less than zero Marian-Cristian Rotariu
2020-02-18 14:05 ` [cip-dev] [PATCH 4.19.y-cip 04/23] usb: roles: Find the muxes by also matching against the device node Marian-Cristian Rotariu
2020-02-19 7:51 ` Pavel Machek
2020-02-19 19:04 ` Marian-Cristian Rotariu
2020-02-19 21:38 ` Pavel Machek
2020-02-18 14:05 ` [cip-dev] [PATCH 4.19.y-cip 05/23] usb: typec: Find the ports " Marian-Cristian Rotariu
2020-02-19 7:56 ` Pavel Machek
2020-02-20 10:44 ` [cip-dev] " Marian-Cristian Rotariu
2020-02-18 14:05 ` [cip-dev] [PATCH 4.19.y-cip 06/23] device connection: Prepare support for firmware described connections Marian-Cristian Rotariu
2020-02-18 14:05 ` [cip-dev] [PATCH 4.19.y-cip 07/23] device connection: Find device connections also from device graphs Marian-Cristian Rotariu
2020-02-18 14:05 ` [cip-dev] [PATCH 4.19.y-cip 08/23] device property: Introduce fwnode_find_reference() Marian-Cristian Rotariu
2020-02-18 14:05 ` [cip-dev] [PATCH 4.19.y-cip 09/23] device connection: Find connections also by checking the references Marian-Cristian Rotariu
2020-02-18 14:05 ` Marian-Cristian Rotariu [this message]
2020-02-18 14:05 ` [cip-dev] [PATCH 4.19.y-cip 11/23] device connection: Add fwnode_connection_find_match() Marian-Cristian Rotariu
2020-02-18 14:05 ` [cip-dev] [PATCH 4.19.y-cip 12/23] usb: roles: Add fwnode_usb_role_switch_get() function Marian-Cristian Rotariu
2020-02-18 14:05 ` [cip-dev] [PATCH 4.19.y-cip 13/23] dt-bindings: usb: hd3ss3220 device tree binding document Marian-Cristian Rotariu
2020-02-18 14:05 ` [cip-dev] [PATCH 4.19.y-cip 14/23] dt-bindings: usb: renesas_usb3: Document usb role switch support Marian-Cristian Rotariu
2020-02-18 14:05 ` [cip-dev] [PATCH 4.19.y-cip 15/23] usb: typec: driver for TI HD3SS3220 USB Type-C DRP port controller Marian-Cristian Rotariu
2020-02-19 8:12 ` Pavel Machek
2020-02-20 11:20 ` [cip-dev] " Marian-Cristian Rotariu
2020-02-20 15:46 ` Pavel Machek
2020-02-20 16:28 ` Marian-Cristian Rotariu
2020-02-18 14:05 ` [cip-dev] [PATCH 4.19.y-cip 16/23] usb: typec: hd3ss3220_irq() can be static Marian-Cristian Rotariu
2020-02-19 8:20 ` Pavel Machek
2020-02-19 19:15 ` Marian-Cristian Rotariu
2020-02-19 21:40 ` Pavel Machek
2020-02-18 14:05 ` [cip-dev] [PATCH 4.19.y-cip 17/23] usb: typec: add dependency for TYPEC_HD3SS3220 Marian-Cristian Rotariu
2020-02-19 8:16 ` Pavel Machek
2020-02-20 11:40 ` [cip-dev] " Marian-Cristian Rotariu
2020-02-20 15:50 ` Pavel Machek
2020-02-18 14:05 ` [cip-dev] [PATCH 4.19.y-cip 18/23] usb: typec: hd3ss3220: hd3ss3220_probe() warn: passing zero to 'PTR_ERR' Marian-Cristian Rotariu
2020-02-18 14:05 ` [cip-dev] [PATCH 4.19.y-cip 19/23] usb: typec: fix an IS_ERR() vs NULL bug in hd3ss3220_probe() Marian-Cristian Rotariu
2020-02-18 14:05 ` [cip-dev] [PATCH 4.19.y-cip 20/23] usb: gadget: udc: renesas_usb3: Enhance role switch support Marian-Cristian Rotariu
2020-02-18 14:05 ` [cip-dev] [PATCH 4.19.y-cip 21/23] arm64: defconfig: enable TYPEC_HD3SS3220 config option Marian-Cristian Rotariu
2020-02-19 8:19 ` Pavel Machek
2020-02-19 19:18 ` Marian-Cristian Rotariu
2020-02-18 14:05 ` [cip-dev] [PATCH 4.19.y-cip 22/23] arm64: dts: renesas: cat874: Enable USB3.0 host/peripheral device node Marian-Cristian Rotariu
2020-02-18 14:05 ` [cip-dev] [PATCH 4.19.y-cip 23/23] arm64: dts: renesas: cat874: Enable usb role switch support Marian-Cristian Rotariu
2020-02-19 7:41 ` [PATCH 4.19.y-cip 00/23] Renesas RZ/G2E USB Type-C Backport Pavel Machek
2020-02-19 18:43 ` Marian-Cristian Rotariu
2020-02-19 21:35 ` Pavel Machek
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