linux-kernel - Re: [PATCH 5/6] USB: gadget: s3c-hsotg: fix dedicated fifos handling

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Date:	Tue, 17 Sep 2013 10:58:41 -0500
From:	Felipe Balbi <balbi@...com>
To:	Robert Baldyga <r.baldyga@...sung.com>
CC:	<balbi@...com>, <gregkh@...uxfoundation.org>,
	<linux-usb@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
	<b.zolnierkie@...sung.com>, <m.szyprowski@...sung.com>,
	Kyungmin Park <kyungmin.park@...sung.com>
Subject: Re: [PATCH 5/6] USB: gadget: s3c-hsotg: fix dedicated fifos handling

On Thu, Sep 12, 2013 at 04:18:51PM +0200, Robert Baldyga wrote:
> This patch adds few fixes:
> - In s3c_hsotg_write_fifo function PTxFEmp/NPTxFEmp interrupts are enabled
>   only in shared-fifo mode. In dedicated-fifo mode they should not be used
>   (when enabled then cause interrupt storm).
> - When s3c_hsotg_trytx is called for ep without enqueued request, interrupts
>   for this ep are disabled, to prevent interrupt flooding. Interrupts are
>   enabled when new request for this ep is starting.
> - In s3c_hsotg_core_init enabled INTknTXFEmpMsk, becouse without this mask
>   TxFIFOEmpty interrupt does not occur.
> - In OEPInt/IEPInt interrupts handling added bitwise and of DAINT and
>   DAINTMSK, because we should handle masked interrupts only.

each fix in its own patch please.

-- 
balbi

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