From: Pawel Laszczak <pawell@cadence.com>
To: Felipe Balbi <felipe.balbi@linux.intel.com>,
Roger Quadros <rogerq@ti.com>,
"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>
Cc: "gregkh@linuxfoundation.org" <gregkh@linuxfoundation.org>,
"linux-usb@vger.kernel.org" <linux-usb@vger.kernel.org>,
"hdegoede@redhat.com" <hdegoede@redhat.com>,
"heikki.krogerus@linux.intel.com"
<heikki.krogerus@linux.intel.com>,
"robh+dt@kernel.org" <robh+dt@kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"jbergsagel@ti.com" <jbergsagel@ti.com>,
"nsekhar@ti.com" <nsekhar@ti.com>, "nm@ti.com" <nm@ti.com>,
Suresh Punnoose <sureshp@cadence.com>,
"peter.chen@nxp.com" <peter.chen@nxp.com>,
Jayshri Dajiram Pawar <jpawar@cadence.com>,
Rahul Kumar <kurahul@cadence.com>
Subject: RE: [PATCH v9 2/6] usb:gadget Separated decoding functions from dwc3 driver.
Date: Thu, 8 Aug 2019 03:07:54 +0000 [thread overview]
Message-ID: <BYAPR07MB470987E1FD7C2ED4ADC0516ADDD70@BYAPR07MB4709.namprd07.prod.outlook.com> (raw)
In-Reply-To: <877e7pnula.fsf@gmail.com>
Hi,
>
>Roger Quadros <rogerq@ti.com> writes:
>>>>> +extern const char *usb_decode_ctrl(char *str, size_t size, __u8 bRequestType,
>>>>> + __u8 bRequest, __u16 wValue, __u16 wIndex,
>>>>> + __u16 wLength);
>>>>> +
>>>>
>>>> where's the stub when !TRACING?
>>>
>>> Right, I will add
>>> #ifdef CONFIG_TRACING
>>> .....
>>> #endif
>>
>> Can usb_decode_ctrl() be used even when CONFIG_TRACING is not set?
>> If yes then above #ifdefe is not sufficient.
>>
>> You might need to do something like
>>
>> #if defined(CONFIG_TRACING)
>>
>> extern const char *usb_decode_ctrl(..)
>>
>> #else
>>
>> static inline const char *usb_decode_ctrl(..) {
>> return NULL;
>> }
>>
>> #endif
>
>This is what I mean. They shouldn't be used outside of TRACING, but it's
>far safer to have the stubs.
usb-common-$(CONFIG_TRACING) += debug.o
has been added in Makefile so we don't want to use this if CONFIG_TRACING is not set.
I assume that with this approach this part is correct.
Thanks
Pawell
>
>--
>balbi
next prev parent reply other threads:[~2019-08-08 3:08 UTC|newest]
Thread overview: 44+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-07-05 10:57 [PATCH v9 0/6] Introduced new Cadence USBSS DRD Driver Pawel Laszczak
2019-07-05 10:57 ` [PATCH v9 1/6] dt-bindings: add binding for USBSS-DRD controller Pawel Laszczak
2019-07-05 10:57 ` [PATCH v9 2/6] usb:gadget Separated decoding functions from dwc3 driver Pawel Laszczak
2019-07-05 11:27 ` Greg KH
2019-07-05 11:39 ` Pawel Laszczak
2019-07-05 11:49 ` Greg KH
2019-07-05 12:03 ` Pawel Laszczak
2019-07-05 11:39 ` Felipe Balbi
2019-07-05 11:44 ` Pawel Laszczak
2019-08-07 10:17 ` Roger Quadros
2019-08-07 10:22 ` Felipe Balbi
2019-08-08 3:07 ` Pawel Laszczak [this message]
2019-07-05 10:57 ` [PATCH v9 3/6] usb:gadget Patch simplify usb_decode_set_clear_feature function Pawel Laszczak
2019-07-05 10:57 ` [PATCH v9 4/6] usb:gadget Simplify usb_decode_get_set_descriptor function Pawel Laszczak
2019-07-05 10:57 ` [PATCH v9 5/6] usb:cdns3 Add Cadence USB3 DRD Driver Pawel Laszczak
2019-07-05 11:55 ` Felipe Balbi
2019-07-07 17:56 ` Pawel Laszczak
2019-07-08 6:29 ` Felipe Balbi
2019-07-08 10:59 ` Pawel Laszczak
2019-07-08 11:15 ` Felipe Balbi
2019-07-08 11:45 ` Pawel Laszczak
2019-07-08 11:59 ` Felipe Balbi
2019-07-08 12:39 ` Pawel Laszczak
2019-07-09 4:23 ` Pawel Laszczak
2019-07-09 6:36 ` Felipe Balbi
2019-07-09 7:07 ` Pawel Laszczak
2019-07-09 7:22 ` Felipe Balbi
2019-07-09 7:29 ` Pawel Laszczak
2019-07-10 8:25 ` Pawel Laszczak
2019-07-08 7:11 ` Felipe Balbi
2019-07-15 11:00 ` Pawel Laszczak
2019-08-07 10:34 ` Felipe Balbi
2019-08-10 20:39 ` Pawel Laszczak
2019-08-12 1:55 ` Peter Chen
2019-08-12 4:43 ` Pawel Laszczak
2019-08-12 5:24 ` Felipe Balbi
2019-08-12 7:13 ` Pawel Laszczak
2019-08-12 8:19 ` Felipe Balbi
2019-08-12 9:13 ` Pawel Laszczak
2019-08-12 9:45 ` Felipe Balbi
2019-08-12 10:26 ` Pawel Laszczak
2019-08-12 10:34 ` Felipe Balbi
2019-08-12 14:20 ` Alan Stern
2019-07-05 10:57 ` [PATCH v9 6/6] usb:cdns3 Fix for stuck packets in on-chip OUT buffer Pawel Laszczak
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