Fwd: Re: [PATCH v6 1/1] ALSA: Tascam US-16x08 DSP mixer quirk

From: Detlef Urban <onkel@paraair.de>
To: tiwai@suse.com
Cc: alsa-devel@alsa-project.org
Subject: Fwd: Re: [PATCH v6 1/1] ALSA: Tascam US-16x08 DSP mixer quirk
Date: Wed, 15 Feb 2017 18:32:07 +0100	[thread overview]
Message-ID: <9f0131bf-1bf2-1488-ef24-831612447fa2@paraair.de> (raw)
In-Reply-To: <201702152346.f2qgk7s0%fengguang.wu@intel.com>

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It seems that my approach to add names to snd_ctl_elem_info enumeration 
is wrong (see bleow).
I couldn't find documentation or any example to lean on.
Any hints ?

-------- Weitergeleitete Nachricht --------
Betreff: 	Re: [alsa-devel] [PATCH v6 1/1] ALSA: Tascam US-16x08 DSP 
mixer quirk
Datum: 	Wed, 15 Feb 2017 23:46:04 +0800
Von: 	kbuild test robot <lkp@intel.com>
An: 	OnkelDead <onkel@paraair.de>
Kopie (CC): 	OnkelDead <onkel@paraair.de>, alsa-devel@alsa-project.org, 
kbuild-all@01.org, tiwai@suse.com

Hi OnkelDead,

[auto build test WARNING on sound/for-next]
[also build test WARNING on v4.10-rc8 next-20170215]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url:    https://github.com/0day-ci/linux/commits/OnkelDead/ALSA-Tascam-US-16x08-DSP-mixer-quirk/20170215-222805
base:   https://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound.git for-next
config: blackfin-allmodconfig (attached as .config)
compiler: bfin-uclinux-gcc (GCC) 6.2.0
reproduce:
         wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
         chmod +x ~/bin/make.cross
         # save the attached .config to linux build tree
         make.cross ARCH=blackfin

All warnings (new ones prefixed by >>):

    sound/usb/mixer_us16x08.c: In function 'snd_us16x08_route_info':
>> sound/usb/mixer_us16x08.c:201:38: warning: cast from pointer to integer of different size [-Wpointer-to-int-cast]
      uinfo->value.enumerated.names_ptr = (__u64) route_names;
                                          ^

vim +201 sound/usb/mixer_us16x08.c

    185		}
    186	
    187		return err;
    188	}
    189	
    190	static int snd_us16x08_route_info(struct snd_kcontrol *kcontrol,
    191		struct snd_ctl_elem_info *uinfo)
    192	{
    193		int i;
    194	
    195		uinfo->count = 1;
    196		uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
    197		uinfo->value.integer.max = SND_US16X08_KCMAX(kcontrol);
    198		uinfo->value.integer.min = SND_US16X08_KCMIN(kcontrol);
    199		uinfo->value.integer.step = SND_US16X08_KCSTEP(kcontrol);
    200		uinfo->value.enumerated.items = 10;
  > 201		uinfo->value.enumerated.names_ptr = (__u64) route_names;
    202		uinfo->value.enumerated.names_length = 0;
    203		for (i = 0; i < 10; i++)
    204			uinfo->value.enumerated.names_length +=
    205				strlen(route_names[i]) + 1;
    206		return 0;
    207	}
    208	
    209	static int snd_us16x08_route_get(struct snd_kcontrol *kcontrol,

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

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