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authorCatalin Marinas <catalin.marinas@arm.com>2008-12-01 14:54:58 +0000
committerCatalin Marinas <catalin.marinas@arm.com>2008-12-01 14:54:58 +0000
commit1bbdf637baa708a2f0f46ead56c6c618b7dad7a8 (patch)
treef80c52af7e6fcc9ee86c82a184bdd34a7c335679
parentebac6546df7e8bd17f66f029c616ea9ee3c595ae (diff)
RealView: Clean up the machine_is_*() calls in platsmp.c
Some of the calls weren't necessary and some others were duplicated. This patch tidies up the platsmp.c file. Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
-rw-r--r--arch/arm/mach-realview/core.c2
-rw-r--r--arch/arm/mach-realview/include/mach/board-eb.h3
-rw-r--r--arch/arm/mach-realview/platsmp.c41
3 files changed, 20 insertions, 26 deletions
diff --git a/arch/arm/mach-realview/core.c b/arch/arm/mach-realview/core.c
index b62799262c6..65c39a73d1c 100644
--- a/arch/arm/mach-realview/core.c
+++ b/arch/arm/mach-realview/core.c
@@ -50,7 +50,7 @@
#define REALVIEW_REFCOUNTER (__io_address(REALVIEW_SYS_BASE) + REALVIEW_SYS_24MHz_OFFSET)
-/* used by entry-macro.S */
+/* used by entry-macro.S and platsmp.c */
void __iomem *gic_cpu_base_addr;
/*
diff --git a/arch/arm/mach-realview/include/mach/board-eb.h b/arch/arm/mach-realview/include/mach/board-eb.h
index cdbf551fd3d..268d7701fa9 100644
--- a/arch/arm/mach-realview/include/mach/board-eb.h
+++ b/arch/arm/mach-realview/include/mach/board-eb.h
@@ -193,4 +193,7 @@
#define core_tile_a9mp() 0
#endif
+#define machine_is_realview_eb_mp() \
+ (machine_is_realview_eb() && (core_tile_eb11mp() || core_tile_a9mp()))
+
#endif /* __ASM_ARCH_BOARD_EB_H */
diff --git a/arch/arm/mach-realview/platsmp.c b/arch/arm/mach-realview/platsmp.c
index faeb01c76f6..8fce85f3303 100644
--- a/arch/arm/mach-realview/platsmp.c
+++ b/arch/arm/mach-realview/platsmp.c
@@ -23,6 +23,8 @@
#include <mach/board-pb11mp.h>
#include <mach/scu.h>
+#include "core.h"
+
extern void realview_secondary_startup(void);
/*
@@ -31,16 +33,20 @@ extern void realview_secondary_startup(void);
*/
volatile int __cpuinitdata pen_release = -1;
+static void __iomem *scu_base_addr(void)
+{
+ if (machine_is_realview_eb_mp())
+ return __io_address(REALVIEW_EB11MP_SCU_BASE);
+ else if (machine_is_realview_pb11mp())
+ return __io_address(REALVIEW_TC11MP_SCU_BASE);
+ else
+ return (void __iomem *)0;
+}
+
static unsigned int __init get_core_count(void)
{
unsigned int ncores;
- void __iomem *scu_base = 0;
-
- if (machine_is_realview_eb() &&
- (core_tile_eb11mp() || core_tile_a9mp()))
- scu_base = __io_address(REALVIEW_EB11MP_SCU_BASE);
- else if (machine_is_realview_pb11mp())
- scu_base = __io_address(REALVIEW_TC11MP_SCU_BASE);
+ void __iomem *scu_base = scu_base_addr();
if (scu_base) {
ncores = __raw_readl(scu_base + SCU_CONFIG);
@@ -57,15 +63,7 @@ static unsigned int __init get_core_count(void)
static void scu_enable(void)
{
u32 scu_ctrl;
- void __iomem *scu_base;
-
- if (machine_is_realview_eb() &&
- (core_tile_eb11mp() || core_tile_a9mp()))
- scu_base = __io_address(REALVIEW_EB11MP_SCU_BASE);
- else if (machine_is_realview_pb11mp())
- scu_base = __io_address(REALVIEW_TC11MP_SCU_BASE);
- else
- BUG();
+ void __iomem *scu_base = scu_base_addr();
scu_ctrl = __raw_readl(scu_base + SCU_CTRL);
scu_ctrl |= 1;
@@ -90,11 +88,7 @@ void __cpuinit platform_secondary_init(unsigned int cpu)
* core (e.g. timer irq), then they will not have been enabled
* for us: do so
*/
- if (machine_is_realview_eb() &&
- (core_tile_eb11mp() || core_tile_a9mp()))
- gic_cpu_init(0, __io_address(REALVIEW_EB11MP_GIC_CPU_BASE));
- else if (machine_is_realview_pb11mp())
- gic_cpu_init(0, __io_address(REALVIEW_TC11MP_GIC_CPU_BASE));
+ gic_cpu_init(0, gic_cpu_base_addr);
/*
* let the primary processor know we're out of the
@@ -235,10 +229,7 @@ void __init smp_prepare_cpus(unsigned int max_cpus)
* dummy (!CONFIG_LOCAL_TIMERS), it was already registers in
* realview_timer_init
*/
- if ((machine_is_realview_eb() &&
- (core_tile_eb11mp() || core_tile_a9mp())) ||
- machine_is_realview_pb11mp())
- local_timer_setup();
+ local_timer_setup();
#endif
/*