Re: [RFC PATCH] clocksource/drivers/sh_cmt: access registers according to spec

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To: linux-renesas-soc@xxxxxxxxxxxxxxx
Subject: Re: [RFC PATCH] clocksource/drivers/sh_cmt: access registers according to spec
From: Wolfram Sang <wsa+renesas@xxxxxxxxxxxxxxxxxxxx>
Date: Wed, 16 Nov 2022 22:10:31 +0100
Cc: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>, Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>, Yoshihiro Shimoda <yoshihiro.shimoda.uh@xxxxxxxxxxx>
In-reply-to: <20221116202110.1770-1-wsa+renesas@sang-engineering.com>
Mail-followup-to: Wolfram Sang <wsa+renesas@xxxxxxxxxxxxxxxxxxxx>, linux-renesas-soc@xxxxxxxxxxxxxxx, Geert Uytterhoeven <geert+renesas@xxxxxxxxx>, Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>, Yoshihiro Shimoda <yoshihiro.shimoda.uh@xxxxxxxxxxx>
References: <20221116202110.1770-1-wsa+renesas@sang-engineering.com>

> +	if (ch->cmt->info->model > SH_CMT_16BIT)
> +		read_poll_timeout_atomic(sh_cmt_read_cmcsr, reg, !(reg & SH_CMT32_CMCSR_WRFLG),
> +					 1, cmcnt_delay, false, ch);

I should bail out here on timeouts.

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- [RFC PATCH] clocksource/drivers/sh_cmt: access registers according to spec
  - From: Wolfram Sang

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