For the sake of integrity, include headers we are the direct
user of.

Replace the inclusion of device.h by a forward declaration
of struct device plus a (cheaper) of types.h as device.h is
an expensive include (measured in compiler effort).

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>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
---
 drivers/pwm/pwm-lpss.h | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/pwm/pwm-lpss.h b/drivers/pwm/pwm-lpss.h
index 2c746c51b883..4ce6daa46ca8 100644
--- a/drivers/pwm/pwm-lpss.h
+++ b/drivers/pwm/pwm-lpss.h
@@ -10,8 +10,10 @@
 #ifndef __PWM_LPSS_H
 #define __PWM_LPSS_H
 
-#include <linux/device.h>
 #include <linux/pwm.h>
+#include <linux/types.h>
+
+struct device;
 
 #define LPSS_MAX_PWMS			4
 
-- 
2.35.1

On Thu, Nov 17, 2022 at 01:08:02PM +0200, Andy Shevchenko wrote:
> For the sake of integrity, include headers we are the direct
> user of.
> 
> Replace the inclusion of device.h by a forward declaration
> of struct device plus a (cheaper) of types.h as device.h is
> an expensive include (measured in compiler effort).
> 
> 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>
> Reviewed-by: Hans de Goede <hdegoede@redhat.com>

Acked-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>

Best regards
Uwe

-- 
Pengutronix e.K.                           | Uwe Kleine-König            |
Industrial Linux Solutions                 | https://www.pengutronix.de/ |

On Tue, Nov 22, 2022 at 02:39:33PM +0100, Uwe Kleine-König wrote:
> On Thu, Nov 17, 2022 at 01:08:02PM +0200, Andy Shevchenko wrote:
> > For the sake of integrity, include headers we are the direct
> > user of.
> > 
> > Replace the inclusion of device.h by a forward declaration
> > of struct device plus a (cheaper) of types.h as device.h is
> > an expensive include (measured in compiler effort).

...

> Acked-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>

Thank you!

Patch 6 is still in question.

-- 
With Best Regards,
Andy Shevchenko