From: Simon Horman <horms@verge.net.au>
To: Wolfram Sang <wsa+renesas@sang-engineering.com>
Cc: linux-mmc@vger.kernel.org,
"Yoshihiro Shimoda" <yoshihiro.shimoda.uh@renesas.com>,
linux-renesas-soc@vger.kernel.org,
"Niklas Söderlund" <niklas.soderlund@ragnatech.se>,
"Masaharu Hayakawa" <masaharu.hayakawa.ry@renesas.com>,
"Niklas Söderlund" <niklas.soderlund+renesas@ragnatech.se>
Subject: Re: [PATCH 3/5] mmc: renesas_sdhi: Fix alignment check of sg buffer
Date: Wed, 11 Apr 2018 09:17:36 +0200 [thread overview]
Message-ID: <20180411071736.xklynm2iloluon5u@verge.net.au> (raw)
In-Reply-To: <20180410093831.1759-4-wsa+renesas@sang-engineering.com>
On Tue, Apr 10, 2018 at 11:38:29AM +0200, Wolfram Sang wrote:
> From: Masaharu Hayakawa <masaharu.hayakawa.ry@renesas.com>
>
> Sometimes sg->offset is not used for buffer addresses allocated by
> dma_map_sg(), so alignment checks should be done on the allocated buffer
> addresses. Delete the alignment check for sg->offset that is done before
> dma_map_sg(). Instead, it performs the alignment check for
> sg->dma_address after dma_map_sg().
>
> Signed-off-by: Masaharu Hayakawa <masaharu.hayakawa.ry@renesas.com>
> [Niklas: broke this commit in two and tidied small style issue]
> Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
> [rebased to mmc/next]
> Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Reviewed-by: Simon Horman <horms+renesas@verge.net.au>
next prev parent reply other threads:[~2018-04-11 7:17 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-04-10 9:38 [PATCH 0/5] mmc: renesas_sdhi_internal_dmac: DMA handling fixes Wolfram Sang
2018-04-10 9:38 ` [PATCH 1/5] mmc: renesas_sdhi_internal_dmac: limit DMA RX for old SoCs Wolfram Sang
2018-04-10 9:48 ` Geert Uytterhoeven
2018-04-12 11:11 ` Wolfram Sang
2018-04-12 11:25 ` Geert Uytterhoeven
2018-04-12 11:31 ` Wolfram Sang
2018-04-12 11:34 ` Geert Uytterhoeven
2018-04-12 11:40 ` Wolfram Sang
2018-04-11 7:14 ` Simon Horman
2018-04-12 11:21 ` Wolfram Sang
2018-04-13 8:14 ` Simon Horman
2018-04-13 8:35 ` Wolfram Sang
2018-04-13 9:47 ` Simon Horman
2018-04-10 9:38 ` [PATCH 2/5] mmc: renesas_sdhi: use helpers to access struct scatterlist members Wolfram Sang
2018-04-11 7:15 ` Simon Horman
2018-04-10 9:38 ` [PATCH 3/5] mmc: renesas_sdhi: Fix alignment check of sg buffer Wolfram Sang
2018-04-11 7:17 ` Simon Horman [this message]
2018-04-10 9:38 ` [PATCH 4/5] mmc: renesas_sdhi_internal_dmac: use more generic whitelisting Wolfram Sang
2018-04-10 9:38 ` [PATCH 5/5] mmc: renesas_sdhi_internal_dmac: remove superfluous WARN Wolfram Sang
2018-04-11 7:23 ` Simon Horman
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