Date: Fri, 17 May 2013 04:09:05 +0000 (UTC) From: Hiren Panchasara <hiren@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-9@freebsd.org Subject: svn commit: r250734 - stable/9/sys/x86/cpufreq Message-ID: <201305170409.r4H495sj063275@svn.freebsd.org>
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Author: hiren Date: Fri May 17 04:09:04 2013 New Revision: 250734 URL: http://svnweb.freebsd.org/changeset/base/250734 Log: MFC: r250487 Adding a detach method to p4tcc driver. PR: 118739 Submitted by: Dan Lukes <dan@obluda.cz> (earlier version) Reviewed by: jhb Approved by: sbruno (mentor) Modified: stable/9/sys/x86/cpufreq/p4tcc.c Directory Properties: stable/9/ (props changed) stable/9/sys/ (props changed) Modified: stable/9/sys/x86/cpufreq/p4tcc.c ============================================================================== --- stable/9/sys/x86/cpufreq/p4tcc.c Fri May 17 03:55:03 2013 (r250733) +++ stable/9/sys/x86/cpufreq/p4tcc.c Fri May 17 04:09:04 2013 (r250734) @@ -73,6 +73,7 @@ static int p4tcc_features(driver_t *driv static void p4tcc_identify(driver_t *driver, device_t parent); static int p4tcc_probe(device_t dev); static int p4tcc_attach(device_t dev); +static int p4tcc_detach(device_t dev); static int p4tcc_settings(device_t dev, struct cf_setting *sets, int *count); static int p4tcc_set(device_t dev, const struct cf_setting *set); @@ -84,6 +85,7 @@ static device_method_t p4tcc_methods[] = DEVMETHOD(device_identify, p4tcc_identify), DEVMETHOD(device_probe, p4tcc_probe), DEVMETHOD(device_attach, p4tcc_attach), + DEVMETHOD(device_detach, p4tcc_detach), /* cpufreq interface */ DEVMETHOD(cpufreq_drv_set, p4tcc_set), @@ -213,6 +215,24 @@ p4tcc_attach(device_t dev) } static int +p4tcc_detach(device_t dev) +{ + struct cf_setting set; + int error; + + error = cpufreq_unregister(dev); + if (error) + return (error); + + /* + * Before we finish detach, switch to Automatic mode. + */ + set.freq = 10000; + p4tcc_set(dev, &set); + return(0); +} + +static int p4tcc_settings(device_t dev, struct cf_setting *sets, int *count) { struct p4tcc_softc *sc;
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