> -----Original Message----- > From: Premi, Sanjeev > Sent: Wednesday, November 11, 2009 8:36 AM > To: Romero, Felipe; linux-omap@xxxxxxxxxxxxxxx > Subject: RE: [PATCH] Disable headset jack detection for SDP3430 > >> -----Original Message----- >> From: linux-omap-owner@xxxxxxxxxxxxxxx >> [mailto:linux-omap-owner@xxxxxxxxxxxxxxx] On Behalf Of Romero, Felipe >> Sent: Tuesday, November 10, 2009 11:24 PM >> To: linux-omap@xxxxxxxxxxxxxxx >> Subject: [PATCH] Disable headset jack detection for SDP3430 >> >> From: Felipe Romero <felipe.romero@xxxxxx> >> >> 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 >> >> -- >> To unsubscribe from this list: send the line "unsubscribe >> linux-omap" in >> the body of a message to majordomo@xxxxxxxxxxxxxxx >> More majordomo info at http://vger.kernel.org/majordomo-info.html >> >> -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
