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authorRussell King <rmk+kernel@arm.linux.org.uk>2013-01-14 10:54:28 -0500
committerRussell King <rmk+kernel@arm.linux.org.uk>2013-01-14 10:54:28 -0500
commit0a301110b7bd33ef10164c184fe2c1d8c4c3ab6b (patch)
tree94a620fd48482c6eb1b94a7337be7b0c2d4761fe /arch/arm
parent638591cd7b601d403ed703d55062b48c32ea8cfb (diff)
ARM: smp: remove wrapper functions
Remove some silly wrapper functions which aren't really required: platform_smp_prepare_cpus platform_secondary_init platform_cpu_die This simplifies the code. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm')
-rw-r--r--arch/arm/kernel/smp.c31
1 files changed, 8 insertions, 23 deletions
diff --git a/arch/arm/kernel/smp.c b/arch/arm/kernel/smp.c
index 84f4cbf652e5..365c8d92e2eb 100644
--- a/arch/arm/kernel/smp.c
+++ b/arch/arm/kernel/smp.c
@@ -125,18 +125,6 @@ void __init smp_init_cpus(void)
125 smp_ops.smp_init_cpus(); 125 smp_ops.smp_init_cpus();
126} 126}
127 127
128static void __init platform_smp_prepare_cpus(unsigned int max_cpus)
129{
130 if (smp_ops.smp_prepare_cpus)
131 smp_ops.smp_prepare_cpus(max_cpus);
132}
133
134static void __cpuinit platform_secondary_init(unsigned int cpu)
135{
136 if (smp_ops.smp_secondary_init)
137 smp_ops.smp_secondary_init(cpu);
138}
139
140int __cpuinit boot_secondary(unsigned int cpu, struct task_struct *idle) 128int __cpuinit boot_secondary(unsigned int cpu, struct task_struct *idle)
141{ 129{
142 if (smp_ops.smp_boot_secondary) 130 if (smp_ops.smp_boot_secondary)
@@ -154,12 +142,6 @@ static int platform_cpu_kill(unsigned int cpu)
154 return 1; 142 return 1;
155} 143}
156 144
157static void platform_cpu_die(unsigned int cpu)
158{
159 if (smp_ops.cpu_die)
160 smp_ops.cpu_die(cpu);
161}
162
163static int platform_cpu_disable(unsigned int cpu) 145static int platform_cpu_disable(unsigned int cpu)
164{ 146{
165 if (smp_ops.cpu_disable) 147 if (smp_ops.cpu_disable)
@@ -257,7 +239,8 @@ void __ref cpu_die(void)
257 * actual CPU shutdown procedure is at least platform (if not 239 * actual CPU shutdown procedure is at least platform (if not
258 * CPU) specific. 240 * CPU) specific.
259 */ 241 */
260 platform_cpu_die(cpu); 242 if (smp_ops.cpu_die)
243 smp_ops.cpu_die(cpu);
261 244
262 /* 245 /*
263 * Do not return to the idle loop - jump back to the secondary 246 * Do not return to the idle loop - jump back to the secondary
@@ -324,7 +307,8 @@ asmlinkage void __cpuinit secondary_start_kernel(void)
324 /* 307 /*
325 * Give the platform a chance to do its own initialisation. 308 * Give the platform a chance to do its own initialisation.
326 */ 309 */
327 platform_secondary_init(cpu); 310 if (smp_ops.smp_secondary_init)
311 smp_ops.smp_secondary_init(cpu);
328 312
329 notify_cpu_starting(cpu); 313 notify_cpu_starting(cpu);
330 314
@@ -399,8 +383,8 @@ void __init smp_prepare_cpus(unsigned int max_cpus)
399 /* 383 /*
400 * Initialise the present map, which describes the set of CPUs 384 * Initialise the present map, which describes the set of CPUs
401 * actually populated at the present time. A platform should 385 * actually populated at the present time. A platform should
402 * re-initialize the map in platform_smp_prepare_cpus() if 386 * re-initialize the map in the platforms smp_prepare_cpus()
403 * present != possible (e.g. physical hotplug). 387 * if present != possible (e.g. physical hotplug).
404 */ 388 */
405 init_cpu_present(cpu_possible_mask); 389 init_cpu_present(cpu_possible_mask);
406 390
@@ -408,7 +392,8 @@ void __init smp_prepare_cpus(unsigned int max_cpus)
408 * Initialise the SCU if there are more than one CPU 392 * Initialise the SCU if there are more than one CPU
409 * and let them know where to start. 393 * and let them know where to start.
410 */ 394 */
411 platform_smp_prepare_cpus(max_cpus); 395 if (smp_ops.smp_prepare_cpus)
396 smp_ops.smp_prepare_cpus(max_cpus);
412 } 397 }
413} 398}
414 399