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Message-ID:
<PSAPR06MB4952B6F731E61760358CDCFBC9002@PSAPR06MB4952.apcprd06.prod.outlook.com>
Date: Mon, 8 Apr 2024 11:36:22 +0800
From: Guanbing Huang <albanhuang@...look.com>
To: gregkh@...uxfoundation.org,
andriy.shevchenko@...el.com,
rafael.j.wysocki@...el.com
Cc: linux-acpi@...r.kernel.org,
tony@...mide.com,
john.ogness@...utronix.de,
yangyicong@...ilicon.com,
jirislaby@...nel.org,
linux-kernel@...r.kernel.org,
linux-serial@...r.kernel.org,
lvjianmin@...ngson.cn,
albanhuang@...cent.com,
tombinfan@...cent.com
Subject: [PATCH v5 1/3] PNP: Add dev_is_pnp() macro
From: Guanbing Huang <albanhuang@...cent.com>
Add dev_is_pnp() macro to determine whether the device is a PNP device.
Signed-off-by: Guanbing Huang <albanhuang@...cent.com>
Suggested-by: Andy Shevchenko <andriy.shevchenko@...el.com>
Reviewed-by: Bing Fan <tombinfan@...cent.com>
Tested-by: Linheng Du <dylanlhdu@...cent.com>
---
v4 -> v5: change "pnp" in the commit message to uppercase
include/linux/pnp.h | 2 ++
1 file changed, 2 insertions(+)
diff --git a/include/linux/pnp.h b/include/linux/pnp.h
index ddbe7c3ca4ce..792921c06594 100644
--- a/include/linux/pnp.h
+++ b/include/linux/pnp.h
@@ -502,6 +502,8 @@ static inline void pnp_unregister_driver(struct pnp_driver *drv) { }
#endif /* CONFIG_PNP */
+#define dev_is_pnp(d) ((d)->bus == &pnp_bus_type)
+
/**
* module_pnp_driver() - Helper macro for registering a PnP driver
* @__pnp_driver: pnp_driver struct
--
2.17.1
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