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Date: Thu, 4 Apr 2013 18:24:26 +0530
From: Viresh Kumar <viresh.kumar@...aro.org>
To: rjw@...k.pl
Cc: robin.randhawa@....com, Steve.Bannister@....com,
Liviu.Dudau@....com, charles.garcia-tobin@....com,
arvind.chauhan@....com, cpufreq@...r.kernel.org,
linux-pm@...r.kernel.org, linux-kernel@...r.kernel.org,
linaro-kernel@...ts.linaro.org, patches@...aro.org,
Viresh Kumar <viresh.kumar@...aro.org>,
Arnd Bergmann <arnd@...db.de>,
Benjamin Herrenschmidt <benh@...nel.crashing.org>,
linuxppc-dev@...ts.ozlabs.org
Subject: [PATCH 18/18] cpufreq: powerpc/platforms/cell: move cpufreq driver to drivers/cpufreq
This patch moves cpufreq driver of powerpc platforms/cell to drivers/cpufreq.
Cc: Arnd Bergmann <arnd@...db.de>
Cc: Benjamin Herrenschmidt <benh@...nel.crashing.org>
Cc: linuxppc-dev@...ts.ozlabs.org
Signed-off-by: Viresh Kumar <viresh.kumar@...aro.org>
---
Compile Tested only.
arch/powerpc/platforms/cell/Kconfig | 26 +---------------------
arch/powerpc/platforms/cell/Makefile | 3 ---
drivers/cpufreq/Kconfig.powerpc | 18 +++++++++++++++
drivers/cpufreq/Makefile | 3 +++
.../cpufreq/ppc_cbe_cpufreq.c | 2 +-
.../cpufreq/ppc_cbe_cpufreq_pervasive.c | 3 +--
.../cpufreq/ppc_cbe_cpufreq_pmi.c | 3 +--
.../linux/ppc_cbe_cpufreq.h | 4 ++--
8 files changed, 27 insertions(+), 35 deletions(-)
rename arch/powerpc/platforms/cell/cbe_cpufreq.c => drivers/cpufreq/ppc_cbe_cpufreq.c (99%)
rename arch/powerpc/platforms/cell/cbe_cpufreq_pervasive.c => drivers/cpufreq/ppc_cbe_cpufreq_pervasive.c (98%)
rename arch/powerpc/platforms/cell/cbe_cpufreq_pmi.c => drivers/cpufreq/ppc_cbe_cpufreq_pmi.c (99%)
rename arch/powerpc/platforms/cell/cbe_cpufreq.h => include/linux/ppc_cbe_cpufreq.h (82%)
diff --git a/arch/powerpc/platforms/cell/Kconfig b/arch/powerpc/platforms/cell/Kconfig
index 53aaefe..9978f59 100644
--- a/arch/powerpc/platforms/cell/Kconfig
+++ b/arch/powerpc/platforms/cell/Kconfig
@@ -113,34 +113,10 @@ config CBE_THERM
default m
depends on CBE_RAS && SPU_BASE
-config CBE_CPUFREQ
- tristate "CBE frequency scaling"
- depends on CBE_RAS && CPU_FREQ
- default m
- help
- This adds the cpufreq driver for Cell BE processors.
- For details, take a look at <file:Documentation/cpu-freq/>.
- If you don't have such processor, say N
-
-config CBE_CPUFREQ_PMI_ENABLE
- bool "CBE frequency scaling using PMI interface"
- depends on CBE_CPUFREQ
- default n
- help
- Select this, if you want to use the PMI interface
- to switch frequencies. Using PMI, the
- 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
+ depends on CPU_FREQ_CBE_PMI || PPC_IBM_CELL_POWERBUTTON
help
PMI (Platform Management Interrupt) is a way to
communicate with the BMC (Baseboard Management Controller).
diff --git a/arch/powerpc/platforms/cell/Makefile b/arch/powerpc/platforms/cell/Makefile
index a4a8935..fe053e7 100644
--- a/arch/powerpc/platforms/cell/Makefile
+++ b/arch/powerpc/platforms/cell/Makefile
@@ -5,9 +5,6 @@ obj-$(CONFIG_PPC_CELL_NATIVE) += iommu.o setup.o spider-pic.o \
obj-$(CONFIG_CBE_RAS) += ras.o
obj-$(CONFIG_CBE_THERM) += cbe_thermal.o
-obj-$(CONFIG_CBE_CPUFREQ_PMI) += cbe_cpufreq_pmi.o
-obj-$(CONFIG_CBE_CPUFREQ) += cbe-cpufreq.o
-cbe-cpufreq-y += cbe_cpufreq_pervasive.o cbe_cpufreq.o
obj-$(CONFIG_CBE_CPUFREQ_SPU_GOVERNOR) += cpufreq_spudemand.o
obj-$(CONFIG_PPC_IBM_CELL_POWERBUTTON) += cbe_powerbutton.o
diff --git a/drivers/cpufreq/Kconfig.powerpc b/drivers/cpufreq/Kconfig.powerpc
index 2e5a007..9e1ae94 100644
--- a/drivers/cpufreq/Kconfig.powerpc
+++ b/drivers/cpufreq/Kconfig.powerpc
@@ -1,3 +1,21 @@
+config CPU_FREQ_CBE
+ tristate "CBE frequency scaling"
+ depends on CBE_RAS && PPC_CELL
+ default m
+ help
+ This adds the cpufreq driver for Cell BE processors.
+ For details, take a look at <file:Documentation/cpu-freq/>.
+ If you don't have such processor, say N
+
+config CPU_FREQ_CBE_PMI
+ bool "CBE frequency scaling using PMI interface"
+ depends on CPU_FREQ_CBE
+ default n
+ help
+ Select this, if you want to use the PMI interface to switch
+ frequencies. Using PMI, the processor will not only be able to run at
+ lower speed, but also at lower core voltage.
+
config CPU_FREQ_MAPLE
bool "Support for Maple 970FX Evaluation Board"
depends on PPC_MAPLE
diff --git a/drivers/cpufreq/Makefile b/drivers/cpufreq/Makefile
index 7b16092f..bfefa22 100644
--- a/drivers/cpufreq/Makefile
+++ b/drivers/cpufreq/Makefile
@@ -78,6 +78,9 @@ obj-$(CONFIG_ARCH_TEGRA) += tegra-cpufreq.o
##################################################################################
# PowerPC platform drivers
+obj-$(CONFIG_CPU_FREQ_CBE) += ppc-cbe-cpufreq.o
+ppc-cbe-cpufreq-y += ppc_cbe_cpufreq_pervasive.o ppc_cbe_cpufreq.o
+obj-$(CONFIG_CPU_FREQ_CBE_PMI) += ppc_cbe_cpufreq_pmi.o
obj-$(CONFIG_CPU_FREQ_MAPLE) += maple-cpufreq.o
obj-$(CONFIG_CPU_FREQ_PMAC) += pmac32-cpufreq.o
obj-$(CONFIG_CPU_FREQ_PMAC64) += pmac64-cpufreq.o
diff --git a/arch/powerpc/platforms/cell/cbe_cpufreq.c b/drivers/cpufreq/ppc_cbe_cpufreq.c
similarity index 99%
rename from arch/powerpc/platforms/cell/cbe_cpufreq.c
rename to drivers/cpufreq/ppc_cbe_cpufreq.c
index 718c6a3..6d7a51d 100644
--- a/arch/powerpc/platforms/cell/cbe_cpufreq.c
+++ b/drivers/cpufreq/ppc_cbe_cpufreq.c
@@ -23,11 +23,11 @@
#include <linux/cpufreq.h>
#include <linux/module.h>
#include <linux/of_platform.h>
+#include <linux/ppc_cbe_cpufreq.h>
#include <asm/machdep.h>
#include <asm/prom.h>
#include <asm/cell-regs.h>
-#include "cbe_cpufreq.h"
static DEFINE_MUTEX(cbe_switch_mutex);
diff --git a/arch/powerpc/platforms/cell/cbe_cpufreq_pervasive.c b/drivers/cpufreq/ppc_cbe_cpufreq_pervasive.c
similarity index 98%
rename from arch/powerpc/platforms/cell/cbe_cpufreq_pervasive.c
rename to drivers/cpufreq/ppc_cbe_cpufreq_pervasive.c
index 20472e4..6708710 100644
--- a/arch/powerpc/platforms/cell/cbe_cpufreq_pervasive.c
+++ b/drivers/cpufreq/ppc_cbe_cpufreq_pervasive.c
@@ -25,13 +25,12 @@
#include <linux/io.h>
#include <linux/kernel.h>
+#include <linux/ppc_cbe_cpufreq.h>
#include <linux/time.h>
#include <asm/machdep.h>
#include <asm/hw_irq.h>
#include <asm/cell-regs.h>
-#include "cbe_cpufreq.h"
-
/* to write to MIC register */
static u64 MIC_Slow_Fast_Timer_table[] = {
[0 ... 7] = 0x007fc00000000000ull,
diff --git a/arch/powerpc/platforms/cell/cbe_cpufreq_pmi.c b/drivers/cpufreq/ppc_cbe_cpufreq_pmi.c
similarity index 99%
rename from arch/powerpc/platforms/cell/cbe_cpufreq_pmi.c
rename to drivers/cpufreq/ppc_cbe_cpufreq_pmi.c
index 60a07a4..448b888 100644
--- a/arch/powerpc/platforms/cell/cbe_cpufreq_pmi.c
+++ b/drivers/cpufreq/ppc_cbe_cpufreq_pmi.c
@@ -25,6 +25,7 @@
#include <linux/timer.h>
#include <linux/module.h>
#include <linux/of_platform.h>
+#include <linux/ppc_cbe_cpufreq.h>
#include <asm/processor.h>
#include <asm/prom.h>
@@ -35,8 +36,6 @@
#include <asm/time.h>
#endif
-#include "cbe_cpufreq.h"
-
static u8 pmi_slow_mode_limit[MAX_CBE];
bool cbe_cpufreq_has_pmi = false;
diff --git a/arch/powerpc/platforms/cell/cbe_cpufreq.h b/include/linux/ppc_cbe_cpufreq.h
similarity index 82%
rename from arch/powerpc/platforms/cell/cbe_cpufreq.h
rename to include/linux/ppc_cbe_cpufreq.h
index c1d86bf..b4c00a5 100644
--- a/arch/powerpc/platforms/cell/cbe_cpufreq.h
+++ b/include/linux/ppc_cbe_cpufreq.h
@@ -1,5 +1,5 @@
/*
- * cbe_cpufreq.h
+ * ppc_cbe_cpufreq.h
*
* This file contains the definitions used by the cbe_cpufreq driver.
*
@@ -17,7 +17,7 @@ int cbe_cpufreq_get_pmode(int cpu);
int cbe_cpufreq_set_pmode_pmi(int cpu, unsigned int pmode);
-#if defined(CONFIG_CBE_CPUFREQ_PMI) || defined(CONFIG_CBE_CPUFREQ_PMI_MODULE)
+#if defined(CONFIG_CPU_FREQ_CBE_PMI) || defined(CONFIG_CPU_FREQ_CBE_PMI_MODULE)
extern bool cbe_cpufreq_has_pmi;
#else
#define cbe_cpufreq_has_pmi (0)
--
1.7.12.rc2.18.g61b472e
--
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