[PATCH v3 5/6] pwm: lpss: Add pwm_lpss_probe() stub

Andy Shevchenko
2022-11-11T18:43:45Z

In case the PWM LPSS module is not provided, allow users to be
compiled with the help of the pwm_lpss_probe() stub.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Thierry Reding <thierry.reding@gmail.com>
Reviewed-by: Mika Westerberg <mika.westerberg@linux.intel.com>
---
include/linux/platform_data/x86/pwm-lpss.h | 11 +++++++++++
1 file changed, 11 insertions(+)

diff --git a/include/linux/platform_data/x86/pwm-lpss.h b/include/linux/platform_data/x86/pwm-lpss.h
index 296bd837ddbb..c868b396ed2c 100644
--- a/include/linux/platform_data/x86/pwm-lpss.h
+++ b/include/linux/platform_data/x86/pwm-lpss.h
@@ -4,6 +4,8 @@
#ifndef __PLATFORM_DATA_X86_PWM_LPSS_H
#define __PLATFORM_DATA_X86_PWM_LPSS_H

+#include <linux/err.h>
+#include <linux/kconfig.h>
#include <linux/types.h>

struct device;
@@ -27,7 +29,16 @@ struct pwm_lpss_boardinfo {
bool other_devices_aml_touches_pwm_regs;
};

+#if IS_REACHABLE(CONFIG_PWM_LPSS)
struct pwm_lpss_chip *pwm_lpss_probe(struct device *dev, void __iomem *base,
const struct pwm_lpss_boardinfo *info);
+#else
+static inline
+struct pwm_lpss_chip *pwm_lpss_probe(struct device *dev, void __iomem *base,
+ const struct pwm_lpss_boardinfo *info)
+{
+ return ERR_PTR(-ENODEV);
+}
+#endif /* CONFIG_PWM_LPSS */

#endif /* __PLATFORM_DATA_X86_PWM_LPSS_H */
--
2.35.1