From: Sergei Shtylyov <sshtylyov@mvista.com>
To: Sekhar Nori <nsekhar@ti.com>
Cc: linux-mmc@vger.kernel.org,
davinci-linux-open-source@linux.davincidsp.com,
Chris Ball <cjb@laptop.org>
Subject: Re: [PATCH v3] mmc: davinci: add support for SDIO irq handling
Date: Thu, 30 Dec 2010 15:42:01 +0300 [thread overview]
Message-ID: <4D1C7E19.7050605@mvista.com> (raw)
In-Reply-To: <1293706357-21358-1-git-send-email-nsekhar@ti.com>
Hello.
On 30-12-2010 13:52, Sekhar Nori wrote:
> From: Alagu Sankar <alagusankar@embwise.com>
> This patch adds support for handing SDIO interrupt on
> DaVinci MMC/SD controller.
> The patch has been tested on DM355 and DA850 EVMs with
> Marvell Libertas based SDIO wireless LAN card.
> Signed-off-by: Alagu Sankar<alagusankar@embwise.com>
> Signed-off-by: Sekhar Nori<nsekhar@ti.com>
[...]
> diff --git a/drivers/mmc/host/davinci_mmc.c b/drivers/mmc/host/davinci_mmc.c
> index b643dde..04c2fa4 100644
> --- a/drivers/mmc/host/davinci_mmc.c
> +++ b/drivers/mmc/host/davinci_mmc.c
[...]
> @@ -1209,7 +1267,8 @@ static int __init davinci_mmcsd_probe(struct platform_device *pdev)
> host->nr_sg = MAX_NR_SG;
>
> host->use_dma = use_dma;
> - host->irq = irq;
> + host->mmc_irq = irq;
> + host->sdio_irq = platform_get_irq(pdev, 1);
>
> if (host->use_dma&& davinci_acquire_dma_channels(host) != 0)
> host->use_dma = 0;
> @@ -1270,6 +1329,13 @@ static int __init davinci_mmcsd_probe(struct platform_device *pdev)
> if (ret)
> goto out;
>
> + if (host->sdio_irq != NO_IRQ) {
Note that platform_get_irq() will return -EXDEV if the resource is not
present. Perhaps you should check for it...
WBR, Sergei
next prev parent reply other threads:[~2010-12-30 12:43 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-12-30 10:52 [PATCH v3] mmc: davinci: add support for SDIO irq handling Sekhar Nori
2010-12-30 12:42 ` Sergei Shtylyov [this message]
2010-12-31 5:45 ` Nori, Sekhar
2010-12-31 10:17 ` Nori, Sekhar
2010-12-31 15:51 ` Sergei Shtylyov
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