From: Valentine Barshak <valentine.barshak@cogentembedded.com>
To: linux-sh@vger.kernel.org
Subject: [PATCH RFC 2/2] ARM: shmobile: lager: Increase the size of ARM corehent DMA pool
Date: Tue, 28 Jan 2014 18:53:33 +0000 [thread overview]
Message-ID: <1390935213-12896-3-git-send-email-valentine.barshak@cogentembedded.com> (raw)
This increases the size of ARM coherent DMA pool to 4MB to
avoid issues with DMA bounce for PCI DMA transfers.
Signed-off-by: Valentine Barshak <valentine.barshak@cogentembedded.com>
---
arch/arm/boot/dts/r8a7790-lager.dts | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/arm/boot/dts/r8a7790-lager.dts b/arch/arm/boot/dts/r8a7790-lager.dts
index 1081c5e..b2cac57 100644
--- a/arch/arm/boot/dts/r8a7790-lager.dts
+++ b/arch/arm/boot/dts/r8a7790-lager.dts
@@ -17,7 +17,7 @@
compatible = "renesas,lager", "renesas,r8a7790";
chosen {
- bootargs = "console=ttySC6,115200 ignore_loglevel rw root=/dev/nfs ip=dhcp";
+ bootargs = "console=ttySC6,115200 ignore_loglevel rw root=/dev/nfs ip=dhcp coherent_pool=4M";
};
memory@40000000 {
--
1.8.3.1
next reply other threads:[~2014-01-28 18:53 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-01-28 18:53 Valentine Barshak [this message]
2014-01-29 9:07 ` [PATCH RFC 2/2] ARM: shmobile: lager: Increase the size of ARM corehent DMA pool Ben Dooks
2014-01-29 9:52 ` Valentine
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=1390935213-12896-3-git-send-email-valentine.barshak@cogentembedded.com \
--to=valentine.barshak@cogentembedded.com \
--cc=linux-sh@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.