> -----Original Message-----
> From: Premi, Sanjeev
> Sent: Wednesday, November 11, 2009 8:36 AM
> To: Romero, Felipe; [email protected]
> Subject: RE: [PATCH] Disable headset jack detection for SDP3430
>
>> -----Original Message-----
>> From: [email protected]
>> [mailto:[email protected]] On Behalf Of Romero, Felipe
>> Sent: Tuesday, November 10, 2009 11:24 PM
>> To: [email protected]
>> Subject: [PATCH] Disable headset jack detection for SDP3430
>>
>> From: Felipe Romero <[email protected]>
>>
>> This patch Disable headset jack detection for SDP3430 boards,
>> to avoid CPU kernel utilization.
>
>[sp] I was wondering if you have measured savings in the
> cpu utilization.
>
>Best regards,
>Sanjeev
I just measured with the Top tool but the percentage of cpu is consumed
By the event[0] for more that 90%, and with the patch this factor is
Totally reduced.
>> ---
>> sound/soc/omap/sdp3430.c | 11 ++++++-----
>> 1 files changed, 6 insertions(+), 5 deletions(-)
>>
>> diff --git a/sound/soc/omap/sdp3430.c b/sound/soc/omap/sdp3430.c
>> index b719e5d..3ef489e 100644
>> --- a/sound/soc/omap/sdp3430.c
>> +++ b/sound/soc/omap/sdp3430.c
>> @@ -196,8 +196,8 @@ static int sdp3430_twl4030_init(struct
>> snd_soc_codec *codec)
>> /* SDP3430 connected pins */
>> snd_soc_dapm_enable_pin(codec, "Ext Mic");
>> snd_soc_dapm_enable_pin(codec, "Ext Spk");
>> - snd_soc_dapm_disable_pin(codec, "Headset Mic");
>> - snd_soc_dapm_disable_pin(codec, "Headset Stereophone");
>> + snd_soc_dapm_enable_pin(codec, "Headset Mic");
>> + snd_soc_dapm_enable_pin(codec, "Headset Stereophone");
>>
>> /* TWL4030 not connected pins */
>> snd_soc_dapm_nc_pin(codec, "AUXL");
>> @@ -217,7 +217,7 @@ static int sdp3430_twl4030_init(struct
>> snd_soc_codec *codec)
>> ret = snd_soc_dapm_sync(codec);
>> if (ret)
>> return ret;
>> -
>> +#if 0
>> /* Headset jack detection */
>> ret = snd_soc_jack_new(&snd_soc_sdp3430, "Headset Jack",
>> SND_JACK_HEADSET, &hs_jack);
>> @@ -231,7 +231,7 @@ static int sdp3430_twl4030_init(struct
>> snd_soc_codec *codec)
>>
>> ret = snd_soc_jack_add_gpios(&hs_jack,
>> ARRAY_SIZE(hs_jack_gpios),
>> hs_jack_gpios);
>> -
>> +#endif
>> return ret;
>> }
>>
>> @@ -328,9 +328,10 @@ module_init(sdp3430_soc_init);
>>
>> static void __exit sdp3430_soc_exit(void)
>> {
>> +#if 0
>> snd_soc_jack_free_gpios(&hs_jack, ARRAY_SIZE(hs_jack_gpios),
>> hs_jack_gpios);
>> -
>> +#endif
>> platform_device_unregister(sdp3430_snd_device);
>> }
>> module_exit(sdp3430_soc_exit);
>> --
>> 1.6.0.4
>>
>> --
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