aboutsummaryrefslogtreecommitdiff
path: root/arch/powerpc/platforms/cell
diff options
context:
space:
mode:
authorArnd Bergmann <arnd@arndb.de>2009-02-10 05:55:16 +0000
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2009-02-23 15:53:02 +1100
commit6ed8d12849d651c646c108807754a544d2e506f1 (patch)
treed0dd1acbe601486f5cc035125ba9b763b1cec25f /arch/powerpc/platforms/cell
parent74254647e06452faff3675f9cd347ef2a5d63d90 (diff)
powerpc/cell: Fix dependency in cpufreq
cbe_cpufreq has a partial dependency on cbe_cpufreq_pmi, which cannot be easily expressed in Kconfig. This fixes it by introducing an extra Kconfig symbol CBE_CPUFREQ_PMI_ENABLE. To make the dependency clearer, turn PPC_PMI into an automatic symbol. Reported-by: Michael Neuling <mikey@neuling.org> Signed-off-by: Arnd Bergmann <arnd@arndb.de> Acked-by: Michael Neuling <mikey@neuling.org> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/platforms/cell')
-rw-r--r--arch/powerpc/platforms/cell/Kconfig22
1 files changed, 18 insertions, 4 deletions
diff --git a/arch/powerpc/platforms/cell/Kconfig b/arch/powerpc/platforms/cell/Kconfig
index 5cc3279559a..037f59a4bfe 100644
--- a/arch/powerpc/platforms/cell/Kconfig
+++ b/arch/powerpc/platforms/cell/Kconfig
@@ -98,7 +98,7 @@ config PPC_IBM_CELL_RESETBUTTON
config PPC_IBM_CELL_POWERBUTTON
tristate "IBM Cell Blade power button"
- depends on PPC_IBM_CELL_BLADE && PPC_PMI && INPUT_EVDEV
+ depends on PPC_IBM_CELL_BLADE && INPUT_EVDEV
default y
help
Support Powerbutton on IBM Cell blades.
@@ -118,9 +118,9 @@ config CBE_CPUFREQ
For details, take a look at <file:Documentation/cpu-freq/>.
If you don't have such processor, say N
-config CBE_CPUFREQ_PMI
- tristate "CBE frequency scaling using PMI interface"
- depends on CBE_CPUFREQ && PPC_PMI && EXPERIMENTAL
+config CBE_CPUFREQ_PMI_ENABLE
+ bool "CBE frequency scaling using PMI interface"
+ depends on CBE_CPUFREQ && EXPERIMENTAL
default n
help
Select this, if you want to use the PMI interface
@@ -128,6 +128,20 @@ config CBE_CPUFREQ_PMI
processor will not only be able to run at lower speed,
but also at lower core voltage.
+config CBE_CPUFREQ_PMI
+ tristate
+ depends on CBE_CPUFREQ_PMI_ENABLE
+ default CBE_CPUFREQ
+
+config PPC_PMI
+ tristate
+ default y
+ depends on CBE_CPUFREQ_PMI || PPC_IBM_CELL_POWERBUTTON
+ help
+ PMI (Platform Management Interrupt) is a way to
+ communicate with the BMC (Baseboard Management Controller).
+ It is used in some IBM Cell blades.
+
config CBE_CPUFREQ_SPU_GOVERNOR
tristate "CBE frequency scaling based on SPU usage"
depends on SPU_FS && CPU_FREQ