Re: [PATCH v4 3/7] pwm: lpss: Include headers we are the direct user of

From: Uwe Kleine-König
Date: Thu Nov 17 2022 - 03:50:54 EST


On Mon, Nov 14, 2022 at 06:55:41PM +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).
>
> While at it, move the struct pwm_lpss_chip to be after
> the struct pwm_lpss_boardinfo as the former uses pointer
> to the latter.

I stand by my feedback that this change is irrelevant in the end. If you
drop it here, the patch gets a bit nicer and in the end the difference
is just:

diff --git a/drivers/pwm/pwm-lpss.h b/drivers/pwm/pwm-lpss.h
index b721532c6c3c..bf841250385f 100644
--- a/drivers/pwm/pwm-lpss.h
+++ b/drivers/pwm/pwm-lpss.h
@@ -17,15 +17,15 @@

#define LPSS_MAX_PWMS 4

-extern const struct pwm_lpss_boardinfo pwm_lpss_byt_info;
-extern const struct pwm_lpss_boardinfo pwm_lpss_bsw_info;
-extern const struct pwm_lpss_boardinfo pwm_lpss_bxt_info;
-extern const struct pwm_lpss_boardinfo pwm_lpss_tng_info;
-
struct pwm_lpss_chip {
struct pwm_chip chip;
void __iomem *regs;
const struct pwm_lpss_boardinfo *info;
};

+extern const struct pwm_lpss_boardinfo pwm_lpss_byt_info;
+extern const struct pwm_lpss_boardinfo pwm_lpss_bsw_info;
+extern const struct pwm_lpss_boardinfo pwm_lpss_bxt_info;
+extern const struct pwm_lpss_boardinfo pwm_lpss_tng_info;
+
#endif /* __PWM_LPSS_H */

which is quite ok to leave as is.

Best regards
Uwe

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

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