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From: Dmitry Osipenko <dmitry.osipenko@collabora.com>
To: Sebastian Reichel <sebastian.reichel@collabora.com>,
	Lee Jones <lee@kernel.org>
Cc: Mark Brown <broonie@kernel.org>, Urja <urja@urja.dev>,
	Heiko Stuebner <heiko@sntech.de>,
	linux-rockchip@lists.infradead.org, linux-spi@vger.kernel.org,
	linux-kernel@vger.kernel.org, kernel@collabora.com,
	stable@vger.kernel.org
Subject: Re: [PATCH v1 1/1] mfd: rk8xx: Fix shutdown handler
Date: Thu, 1 Aug 2024 18:31:33 +0300	[thread overview]
Message-ID: <c4d6da27-3b23-4a96-bad0-17f2392287ef@collabora.com> (raw)
In-Reply-To: <20240730180903.81688-1-sebastian.reichel@collabora.com>

On 7/30/24 21:05, Sebastian Reichel wrote:
> +	/*
> +	 * Currently the Rockchip SPI driver always sleeps when doing SPI
> +	 * transfers. This is not allowed in the SYS_OFF_MODE_POWER_OFF
> +	 * handler, so we are using the prepare handler as a workaround.
> +	 * This should be removed once the Rockchip SPI driver has been
> +	 * adapted.
> +	 */
> +	if (is_spi)
> +		pwr_off_mode = SYS_OFF_MODE_POWER_OFF_PREPARE;

This prevents the syscore_shutdown() step from execution. Is it better
than not powering off?

I'd rather skip registration of the power-off handlers in a case of SPI :)

-- 
Best regards,
Dmitry


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  parent reply	other threads:[~2024-08-01 15:31 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-07-30 18:05 [PATCH v1 1/1] mfd: rk8xx: Fix shutdown handler Sebastian Reichel
2024-07-30 19:07 ` Urja
2024-07-31 19:43 ` Heiko Stübner
2024-08-01 13:18 ` Lee Jones
2024-08-01 15:22   ` Sebastian Reichel
2024-08-03 15:39     ` Dragan Simic
2025-03-20 10:10     ` SPI transfers in atomic context [Was: Re: [PATCH v1 1/1] mfd: rk8xx: Fix shutdown handler] Uwe Kleine-König
2025-03-20 11:23       ` Mark Brown
2025-03-28  5:27       ` Dmitry Osipenko
2024-08-01 15:31 ` Dmitry Osipenko [this message]
2024-08-01 17:41   ` [PATCH v1 1/1] mfd: rk8xx: Fix shutdown handler Heiko Stübner
2024-08-01 17:52     ` Sebastian Reichel
2024-08-01 18:05       ` Dmitry Osipenko

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