Messages in this thread Patch in this message | | | From | Huang Rui <> | Subject | [PATCH v2 08/10] hwmon: (fam15h_power) Add documentation for previous TDP reporting | Date | Tue, 20 Oct 2015 10:28:27 +0800 |
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This patch adds description to explain the TDP reporting mechanism of fam15h_power driver.
Signed-off-by: Huang Rui <ray.huang@amd.com> Cc: Borislav Petkov <bp@alien8.de> Cc: Guenter Roeck <linux@roeck-us.net> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Ingo Molnar <mingo@kernel.org> --- Documentation/hwmon/fam15h_power | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-)
diff --git a/Documentation/hwmon/fam15h_power b/Documentation/hwmon/fam15h_power index e2b1b69..42bf04e 100644 --- a/Documentation/hwmon/fam15h_power +++ b/Documentation/hwmon/fam15h_power @@ -10,14 +10,22 @@ Supported chips: Datasheets: BIOS and Kernel Developer's Guide (BKDG) For AMD Family 15h Processors BIOS and Kernel Developer's Guide (BKDG) For AMD Family 16h Processors + AMD64 Architecture Programmer's Manual Volume 2: System Programming Author: Andreas Herrmann <herrmann.der.user@googlemail.com> Description ----------- +1) Processor TDP (Thermal design power) + +Given a fixed frequency and voltage, the power consumption of a +processor varies based on the workload being executed. Derated power +is the power consumed when running a specific application. Thermal +design power (TDP) is an example of derated power. + This driver permits reading of registers providing power information -of AMD Family 15h and 16h processors. +of AMD Family 15h and 16h processors via TDP algorithm. For AMD Family 15h and 16h processors the following power values can be calculated using different processor northbridge function -- 1.9.1
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