Messages in this thread Patch in this message | | | From | Guanbing Huang <> | Subject | [PATCH v6 1/3] PNP: Add dev_is_pnp() macro | Date | Tue, 9 Apr 2024 15:43:41 +0800 |
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From: Guanbing Huang <albanhuang@tencent.com>
Add dev_is_pnp() macro to determine whether the device is a PNP device.
Signed-off-by: Guanbing Huang <albanhuang@tencent.com> Suggested-by: Andy Shevchenko <andriy.shevchenko@intel.com> Reviewed-by: Bing Fan <tombinfan@tencent.com> Tested-by: Linheng Du <dylanlhdu@tencent.com> --- v5 -> v6: fix the issue that the cover letter is not chained with the patch series 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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