diff options
| author | Guanbing Huang <albanhuang@tencent.com> | 2024-04-16 11:16:18 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2024-04-17 13:14:30 +0200 |
| commit | 2a49b45cd0e7e8c9a0cd5e2f3993b558469ed744 (patch) | |
| tree | 9301871040dfd34d75a82150a50f0f863beb9eb0 | |
| parent | c205edcd86dac01c205e4eadf6d0d95965e7a566 (diff) | |
PNP: Add dev_is_pnp() macro
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>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Link: https://lore.kernel.org/r/4e68f5557ad53b671ca8103e572163eca52a8f29.1713234515.git.albanhuang@tencent.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | include/linux/pnp.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/pnp.h b/include/linux/pnp.h index ddbe7c3ca4ce..82561242cda4 100644 --- a/include/linux/pnp.h +++ b/include/linux/pnp.h @@ -469,6 +469,8 @@ int compare_pnp_id(struct pnp_id *pos, const char *id); int pnp_register_driver(struct pnp_driver *drv); void pnp_unregister_driver(struct pnp_driver *drv); +#define dev_is_pnp(d) ((d)->bus == &pnp_bus_type) + #else /* device management */ @@ -500,6 +502,8 @@ static inline int compare_pnp_id(struct pnp_id *pos, const char *id) { return -E static inline int pnp_register_driver(struct pnp_driver *drv) { return -ENODEV; } static inline void pnp_unregister_driver(struct pnp_driver *drv) { } +#define dev_is_pnp(d) false + #endif /* CONFIG_PNP */ /** |