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Fix ARM cpufreq governor selection

PATCH New Russell King 1 participant 1 message Feb 21, 2004

Subsystems (2)
Arm (32-bit) CPU frequency scaling framework
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Russell King

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PATCH 1/1 Fix ARM cpufreq governor selection

The patch below fixes the cpufreq governor selection such that it finally works as expected on ARM platforms.

===== arch/arm/Kconfig 1.40 vs edited =====

arch/arm/Kconfig +0 -2
@@ -336,14 +336,12 @@
 	bool
 	depends on CPU_FREQ && SA1100_LART
 	default y
-	select CPU_FREQ_DEFAULT_GOV_USERSPACE
 	select CPU_FREQ_24_API if SYSCTL
 
 config CPU_FREQ_SA1110
 	bool
 	depends on CPU_FREQ && (SA1100_ASSABET || SA1100_CERF || SA1100_PT_SYSTEM3)
 	default y
-	select CPU_FREQ_DEFAULT_GOV_USERSPACE
 	select CPU_FREQ_24_API if SYSCTL
 
 config CPU_FREQ_INTEGRATOR

===== drivers/cpufreq/Kconfig 1.7 vs edited =====

drivers/cpufreq/Kconfig +2 -1
@@ -13,7 +13,8 @@
 choice
 	prompt "Default CPUFreq governor"
 	depends on CPU_FREQ
-	default CPU_FREQ_DEFAULT_GOV_PERFORMANCE
+	default CPU_FREQ_DEFAULT_GOV_PERFORMANCE if !CPU_FREQ_SA1100 && !CPU_FREQ_SA1110
+	default CPU_FREQ_DEFAULT_GOV_USERSPACE if CPU_FREQ_SA1100 || CPU_FREQ_SA1110
 	help
 	  This option sets which CPUFreq governor shall be loaded at
 	  startup. If in doubt, select 'performance'.
Signature · 4 lines
Russell King
 Linux kernel    2.6 ARM Linux   - http://www.arm.linux.org.uk/
 maintainer of:  2.6 PCMCIA      - http://pcmcia.arm.linux.org.uk/
                 2.6 Serial core