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Diffstat (limited to 'Documentation/feature-removal-schedule.txt')
-rw-r--r-- | Documentation/feature-removal-schedule.txt | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/Documentation/feature-removal-schedule.txt b/Documentation/feature-removal-schedule.txt index 031029e89fd9..64ce44da5936 100644 --- a/Documentation/feature-removal-schedule.txt +++ b/Documentation/feature-removal-schedule.txt | |||
@@ -259,3 +259,25 @@ Why: The new layer 3 independant connection tracking replaces the old | |||
259 | Who: Patrick McHardy <kaber@trash.net> | 259 | Who: Patrick McHardy <kaber@trash.net> |
260 | 260 | ||
261 | --------------------------- | 261 | --------------------------- |
262 | |||
263 | What: ACPI hooks (X86_SPEEDSTEP_CENTRINO_ACPI) in speedstep-centrino driver | ||
264 | When: December 2006 | ||
265 | Why: Speedstep-centrino driver with ACPI hooks and acpi-cpufreq driver are | ||
266 | functionally very much similar. They talk to ACPI in same way. Only | ||
267 | difference between them is the way they do frequency transitions. | ||
268 | One uses MSRs and the other one uses IO ports. Functionaliy of | ||
269 | speedstep_centrino with ACPI hooks is now merged into acpi-cpufreq. | ||
270 | That means one common driver will support all Intel Enhanced Speedstep | ||
271 | capable CPUs. That means less confusion over name of | ||
272 | speedstep-centrino driver (with that driver supposed to be used on | ||
273 | non-centrino platforms). That means less duplication of code and | ||
274 | less maintenance effort and no possibility of these two drivers | ||
275 | going out of sync. | ||
276 | Current users of speedstep_centrino with ACPI hooks are requested to | ||
277 | switch over to acpi-cpufreq driver. speedstep-centrino will continue | ||
278 | to work using older non-ACPI static table based scheme even after this | ||
279 | date. | ||
280 | |||
281 | Who: Venkatesh Pallipadi <venkatesh.pallipadi@intel.com> | ||
282 | |||
283 | --------------------------- | ||