Date: Wed, 27 Apr 2011 00:32:35 +0000 (UTC) From: Jung-uk Kim <jkim@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r221102 - head/sys/x86/cpufreq Message-ID: <201104270032.p3R0WZEF045604@svn.freebsd.org>
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Author: jkim Date: Wed Apr 27 00:32:35 2011 New Revision: 221102 URL: http://svn.freebsd.org/changeset/base/221102 Log: Use ACPI-supplied CPU frequencies instead of estimated ones as we are about to use other values from the same table anyway. MFC after: 3 days Modified: head/sys/x86/cpufreq/powernow.c Modified: head/sys/x86/cpufreq/powernow.c ============================================================================== --- head/sys/x86/cpufreq/powernow.c Wed Apr 27 00:10:26 2011 (r221101) +++ head/sys/x86/cpufreq/powernow.c Wed Apr 27 00:32:35 2011 (r221102) @@ -801,15 +801,13 @@ pn_decode_acpi(device_t dev, device_t pe if ((sc->errata & A0_ERRATA) && (pn7_fid_to_mult[state.fid] % 10) == 5) continue; - state.freq = 100 * pn7_fid_to_mult[state.fid] * sc->fsb; break; case PN8_TYPE: state.fid = ACPI_PN8_CTRL_TO_FID(ctrl); state.vid = ACPI_PN8_CTRL_TO_VID(ctrl); - state.freq = 100 * pn8_fid_to_mult[state.fid] * sc->fsb; break; } - + state.freq = sets[i].freq * 1000; state.power = sets[i].power; j = n; @@ -841,6 +839,7 @@ pn_decode_acpi(device_t dev, device_t pe device_printf(dev, "ACPI MAX frequency not found\n"); return (EINVAL); } + sc->fsb = state.freq / 100 / pn7_fid_to_mult[state.fid]; break; case PN8_TYPE: sc->vst = ACPI_PN8_CTRL_TO_VST(ctrl), @@ -856,6 +855,7 @@ pn_decode_acpi(device_t dev, device_t pe if (sc->powernow_max_states >= 2 && (sc->powernow_states[sc->powernow_max_states - 2].fid < 8)) return (EINVAL); + sc->fsb = state.freq / 100 / pn8_fid_to_mult[state.fid]; break; }
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