From: Bo Shen <voice.shen@atmel.com>
To: Felipe Balbi <balbi@ti.com>
Cc: nicolas.ferre@atmel.com, Bo Shen <voice.shen@atmel.com>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
linux-arm-kernel@lists.infradead.org, linux-usb@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: [PATCH v2 1/2] USB: at91: fix the number of endpoint parameter
Date: Wed, 19 Feb 2014 10:07:43 +0800 [thread overview]
Message-ID: <1392775664-16404-1-git-send-email-voice.shen@atmel.com> (raw)
In sama5d3 SoC, there are 16 endpoints, which is different with
earlier SoCs (only have 7 endpoints). The USBA_NR_ENDPOINTS micro
is not suitable for sama5d3. So, get the endpoints number through
the udc->num_ep, which get from platform data for non-dt kernel,
or parse from dt node.
Signed-off-by: Bo Shen <voice.shen@atmel.com>
---
Changes in v2:
- Make the commit message more clearer.
drivers/usb/gadget/atmel_usba_udc.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/usb/gadget/atmel_usba_udc.c b/drivers/usb/gadget/atmel_usba_udc.c
index 2cb52e0..7e67a81 100644
--- a/drivers/usb/gadget/atmel_usba_udc.c
+++ b/drivers/usb/gadget/atmel_usba_udc.c
@@ -1670,7 +1670,7 @@ static irqreturn_t usba_udc_irq(int irq, void *devid)
if (ep_status) {
int i;
- for (i = 0; i < USBA_NR_ENDPOINTS; i++)
+ for (i = 0; i < udc->num_ep; i++)
if (ep_status & (1 << i)) {
if (ep_is_control(&udc->usba_ep[i]))
usba_control_irq(udc, &udc->usba_ep[i]);
--
1.8.5.2
next reply other threads:[~2014-02-19 2:08 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-02-19 2:07 Bo Shen [this message]
2014-02-19 2:07 ` [PATCH v2 2/2] USB: at91: using USBA_NR_DMAS for DMA channels Bo Shen
2014-02-19 8:44 ` Nicolas Ferre
2014-02-19 8:43 ` [PATCH v2 1/2] USB: at91: fix the number of endpoint parameter Nicolas Ferre
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