From: Jamie Iles <jamie@jamieiles.com>
To: Viresh Kumar <viresh.kumar@st.com>
Cc: dan.j.williams@intel.com, linus.walleij@stericsson.com,
linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org, shiraz.hashim@st.com,
amit.goel@st.com, armando.visconti@st.com
Subject: Re: [PATCH 3/8 resend] dw_dmac: call dwc_scan_descriptor from dwc_issue_pending only if active list is empty
Date: Mon, 28 Feb 2011 10:46:35 +0000 [thread overview]
Message-ID: <20110228104635.GB2754@pulham.picochip.com> (raw)
In-Reply-To: <8003205172278ef36cfca1fd50a54cb143fad958.1298889267.git.viresh.kumar@st.com>
On Mon, Feb 28, 2011 at 04:11:18PM +0530, Viresh Kumar wrote:
> dwc_scan_descriptor was called even when there were descriptors in active list.
> Checking if active list is empty or not.
>
> Signed-off-by: Viresh Kumar <viresh.kumar@st.com>
Hi Viresh,
I have a similar patch to this that is already in next that should
achieve the same thing (dmaengine/dw_dmac: don't scan descriptors if no
xfers in progress).
Jamie
next prev parent reply other threads:[~2011-02-28 10:46 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-02-28 10:41 [PATCH 0/8 resend] dw_dmac: Extending support & minor fixes Viresh Kumar
2011-02-28 10:41 ` [PATCH 1/8 resend] dw_dmac: Remove compilation dependency from AVR32 Viresh Kumar
2011-03-02 16:46 ` Koul, Vinod
2011-03-03 3:42 ` viresh kumar
2011-03-03 4:19 ` Shiraz Hashim
2011-03-05 11:38 ` Russell King - ARM Linux
2011-03-07 4:15 ` viresh kumar
2011-02-28 10:41 ` [PATCH 2/8 resend] dw_dmac: Move single descriptor from dwc->queue to dwc->active_list in dwc_complete_all Viresh Kumar
2011-02-28 10:41 ` [PATCH 3/8 resend] dw_dmac: call dwc_scan_descriptor from dwc_issue_pending only if active list is empty Viresh Kumar
2011-02-28 10:46 ` Jamie Iles [this message]
2011-02-28 10:58 ` viresh kumar
2011-02-28 10:41 ` [PATCH 4/8 resend] dw_dmac: calling dwc_scan_descriptors from dwc_tx_status() after taking lock Viresh Kumar
2011-03-02 18:13 ` Koul, Vinod
2011-03-03 3:44 ` viresh kumar
2011-02-28 10:41 ` [PATCH 5/8 resend] dw_dmac: adding support for 64 bit access width for memcpy xfers Viresh Kumar
2011-02-28 10:41 ` [PATCH 6/8 resend] dw_dmac: Mark all tx_descriptors with DMA_CRTL_ACK after xfer finish Viresh Kumar
2011-02-28 12:05 ` Sergei Shtylyov
2011-02-28 15:04 ` viresh kumar
2011-03-02 18:34 ` Koul, Vinod
2011-03-03 3:45 ` viresh kumar
2011-02-28 10:41 ` [PATCH 7/8 resend] dw_dmac.c: Pass Channel Allocation Order from platform_data Viresh Kumar
2011-03-02 18:37 ` Koul, Vinod
2011-03-03 3:48 ` viresh kumar
2011-02-28 10:41 ` [PATCH 8/8 resend] dw_dmac.c: Pass Channel Priority " Viresh Kumar
2011-03-02 18:46 ` Koul, Vinod
2011-03-03 3:51 ` viresh kumar
2011-03-02 16:39 ` [PATCH 0/8 resend] dw_dmac: Extending support & minor fixes Koul, Vinod
2011-03-03 3:40 ` viresh kumar
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=20110228104635.GB2754@pulham.picochip.com \
--to=jamie@jamieiles.com \
--cc=amit.goel@st.com \
--cc=armando.visconti@st.com \
--cc=dan.j.williams@intel.com \
--cc=linus.walleij@stericsson.com \
--cc=linux-arm-kernel@lists.infradead.org \
--cc=linux-kernel@vger.kernel.org \
--cc=shiraz.hashim@st.com \
--cc=viresh.kumar@st.com \
/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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox
Powered by JetHome