From: Sekhar Nori <nsekhar@ti.com>
To: Joel Fernandes <joelf@ti.com>
Cc: Tony Lindgren <tony@atomide.com>,
Santosh Shilimkar <santosh.shilimkar@ti.com>,
Sricharan R <r.sricharan@ti.com>, Rajendra Nayak <rnayak@ti.com>,
Lokesh Vutla <lokeshvutla@ti.com>,
Matt Porter <matt@ohporter.com>,
Grant Likely <grant.likely@secretlab.ca>,
Rob Herring <rob.herring@calxeda.com>,
Vinod Koul <vinod.koul@intel.com>, Dan Williams <djbw@fb.com>,
Mark Brown <broonie@linaro.org>,
Benoit Cousson <benoit.cousson@linaro.org>,
Russell King <linux@arm.linux.org.uk>,
Arnd Bergmann <arnd@arndb.de>, Olof Johansson <olof@lixom.net>,
Balaji TK <balajitk@ti.com>,
Gururaja Hebbar <gururaja.hebbar@ti.com>,
Chris Ball <cjb@laptop.org>,
Jason Kridner <jkridner@beagleboard.org>,
Linux OMAP List <linux-omap@vger.kernel.org>,
Linux ARM Kernel List <linux-arm-kernel@lists.infradead.org>,
Linux DaVinci Kernel List
<davinci-linux-open-source@linux.davincidsp.com>,
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Linux MMC List <linux-mmc@vger.kernel.org>
Subject: Re: [PATCH v3 03/12] dma: edma: remove limits on number of slots
Date: Mon, 12 Aug 2013 12:47:14 +0530 [thread overview]
Message-ID: <52088BFA.8090004@ti.com> (raw)
In-Reply-To: <1375719297-12871-4-git-send-email-joelf@ti.com>
On Monday 05 August 2013 09:44 PM, Joel Fernandes wrote:
> With this series, this check is no longer required and
> we shouldn't need to reject drivers DMA'ing more than the
> MAX number of slots.
>
> Signed-off-by: Joel Fernandes <joelf@ti.com>
> ---
> drivers/dma/edma.c | 6 ------
> 1 file changed, 6 deletions(-)
>
> diff --git a/drivers/dma/edma.c b/drivers/dma/edma.c
> index 7b0853c..b6d609c 100644
> --- a/drivers/dma/edma.c
> +++ b/drivers/dma/edma.c
> @@ -247,12 +247,6 @@ static struct dma_async_tx_descriptor *edma_prep_slave_sg(
> return NULL;
> }
>
> - if (sg_len > MAX_NR_SG) {
> - dev_err(dev, "Exceeded max SG segments %d > %d\n",
> - sg_len, MAX_NR_SG);
> - return NULL;
> - }
This patch comes too early. Should be moved to the end of the series
when the support you rely on is actually present.
Thanks,
Sekhar
next prev parent reply other threads:[~2013-08-12 7:18 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-08-05 16:14 [PATCH v3 00/12] edma: Add support for SG lists of any length Joel Fernandes
2013-08-05 16:14 ` [PATCH v3 01/12] dma: edma: Setup parameters to DMA MAX_NR_SG at a time Joel Fernandes
2013-08-12 7:15 ` Sekhar Nori
2013-08-12 23:55 ` Joel Fernandes
2013-08-13 0:19 ` Joel Fernandes
2013-08-13 0:05 ` Joel Fernandes
2013-08-05 16:14 ` [PATCH v3 02/12] ARM: edma: Don't clear EMR of channel in edma_stop Joel Fernandes
2013-08-08 11:49 ` Sekhar Nori
2013-08-12 4:25 ` Sekhar Nori
2013-08-12 4:29 ` Joel Fernandes
2013-08-12 6:24 ` Sekhar Nori
2013-08-05 16:14 ` [PATCH v3 03/12] dma: edma: remove limits on number of slots Joel Fernandes
2013-08-12 7:17 ` Sekhar Nori [this message]
2013-08-05 16:14 ` [PATCH v3 04/12] dma: edma: Write out and handle MAX_NR_SG at a given time Joel Fernandes
2013-08-05 16:14 ` [PATCH v3 05/12] ARM: edma: Add function to enable interrupt for a PaRAM slot Joel Fernandes
2013-08-05 16:14 ` [PATCH v3 06/12] ARM: edma: Add pr_debug in edma_link Joel Fernandes
2013-08-05 16:14 ` [PATCH v3 07/12] dma: edma: Add function to dump a PaRAM set from PaRAM Joel Fernandes
2013-08-12 5:52 ` Sekhar Nori
2013-08-13 1:06 ` Joel Fernandes
2013-08-05 16:14 ` [PATCH v3 08/12] dma: edma: Add one more required slot to MAX slots Joel Fernandes
2013-08-12 5:56 ` Sekhar Nori
2013-08-12 13:31 ` Mark Brown
2013-08-12 18:19 ` Joel Fernandes
2013-08-13 1:08 ` Joel Fernandes
2013-08-05 16:14 ` [PATCH v3 09/12] dma: edma: Implement multiple linked sets for continuity Joel Fernandes
2013-08-12 18:56 ` Sekhar Nori
2013-08-13 1:00 ` Joel Fernandes
2013-08-05 16:14 ` [PATCH v3 10/12] dma: edma: Check if MAX_NR_SG is even in prep function Joel Fernandes
2013-08-05 16:14 ` [PATCH v3 11/12] dma: edma: Keep tracking of Pending interrupts (pending_acks) Joel Fernandes
2013-08-05 16:14 ` [PATCH v3 12/12] dma: edma: Return if nothing left todo in edma_execute Joel Fernandes
2013-08-16 5:57 ` [PATCH v3 00/12] edma: Add support for SG lists of any length Joel Fernandes
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