From: Stephen Warren <swarren@wwwdotorg.org>
To: Mark Brown <broonie@kernel.org>
Cc: Eric Miao <eric.y.miao@gmail.com>,
Haojian Zhuang <haojian.zhuang@gmail.com>,
Kukjin Kim <kgene.kim@samsung.com>,
Linus Walleij <linus.walleij@linaro.org>,
linux-samsung-soc@vger.kernel.org, linux-tegra@vger.kernel.org,
linux-omap@vger.kernel.org, linaro-kernel@lists.linaro.org,
Mark Brown <broonie@linaro.org>
Subject: Re: [PATCH 01/11] spi: Provide core support for runtime PM during transfers
Date: Mon, 29 Jul 2013 10:56:07 -0600 [thread overview]
Message-ID: <51F69EA7.5070704@wwwdotorg.org> (raw)
In-Reply-To: <1375022606-7576-1-git-send-email-broonie@kernel.org>
On 07/28/2013 08:43 AM, Mark Brown wrote:
> From: Mark Brown <broonie@linaro.org>
>
> Most SPI drivers that implement runtime PM support use identical code to
> do so: they acquire a runtime PM lock in prepare_transfer_hardware() and
> then they release it in unprepare_transfer_hardware(). The variations in
> this are mostly missing error checking and the choice to use autosuspend.
>
> Since these runtime PM calls are normally the only thing in the prepare
> and unprepare callbacks and the autosuspend API transparently does the
> right thing on devices with autosuspend disabled factor all of this out
> into the core with a flag to enable the behaviour.
Patch 1, 9, 10, 11,
Reviewed-by: Stephen Warren <swarren@nvidia.com>
prev parent reply other threads:[~2013-07-29 16:56 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-07-28 14:43 [PATCH 01/11] spi: Provide core support for runtime PM during transfers Mark Brown
2013-07-28 14:43 ` [PATCH 02/11] spi/bcm63xx: Convert to core runtime PM Mark Brown
2013-07-28 14:43 ` [PATCH 03/11] spi/coldfire-qspi: " Mark Brown
2013-07-28 14:43 ` [PATCH 04/11] spi/omap2: Covert " Mark Brown
2013-07-28 21:20 ` Felipe Balbi
2013-07-28 14:43 ` [PATCH 05/11] spi/pl022: Convert " Mark Brown
[not found] ` <1375022606-7576-5-git-send-email-broonie-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
2013-07-28 20:52 ` Linus Walleij
2013-07-29 6:04 ` Mark Brown
2013-07-28 14:43 ` [PATCH 06/11] spi/pxa2xx: " Mark Brown
2013-07-28 14:43 ` [PATCH 07/11] spi/hspi: " Mark Brown
[not found] ` <1375022606-7576-1-git-send-email-broonie-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
2013-07-28 14:43 ` [PATCH 08/11] spi/s3c64xx: Use core for " Mark Brown
2013-07-28 14:43 ` [PATCH 10/11] spi/tegra20-sflash: Use core " Mark Brown
2013-07-28 20:51 ` [PATCH 01/11] spi: Provide core support for runtime PM during transfers Linus Walleij
2013-07-29 5:56 ` Mark Brown
2013-07-28 14:43 ` [PATCH 09/11] spi/tegra114: Use core runtime PM Mark Brown
2013-07-28 14:43 ` [PATCH 11/11] spi/tegra20-slink: " Mark Brown
2013-07-29 16:56 ` Stephen Warren [this message]
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