From: Vinod Koul <vinod.koul@intel.com>
To: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Cc: dan.j.williams@intel.com, dmaengine@vger.kernel.org,
linux-renesas-soc@vger.kernel.org, stable@vger.kernel.org
Subject: Re: [PATCH] dmaengine: usb-dmac: check CHCR.DE bit in usb_dmac_isr_channel()
Date: Mon, 8 Aug 2016 13:42:25 +0530 [thread overview]
Message-ID: <20160808081225.GU9681@localhost> (raw)
In-Reply-To: <1470308381-11206-1-git-send-email-yoshihiro.shimoda.uh@renesas.com>
On Thu, Aug 04, 2016 at 07:59:41PM +0900, Yoshihiro Shimoda wrote:
> The USB-DMAC's interruption happens even if the CHCR.DE is not set to 1
> because CHCR.NULLE is set to 1. So, this driver should call
> usb_dmac_isr_transfer_end() if the DE bit is set to 1 only. Otherwise,
> the desc is possible to be NULL in the usb_dmac_isr_transfer_end().
Applied, thanks
--
~Vinod
prev parent reply other threads:[~2016-08-08 8:04 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-08-04 10:59 [PATCH] dmaengine: usb-dmac: check CHCR.DE bit in usb_dmac_isr_channel() Yoshihiro Shimoda
2016-08-08 8:12 ` Vinod Koul [this message]
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