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authorThomas Gleixner <tglx@linutronix.de>2010-10-08 04:44:21 -0400
committerThomas Gleixner <tglx@linutronix.de>2010-10-12 10:53:40 -0400
commitf981a3dc1941035a108da1276c448de6b10ddac9 (patch)
treefd92dc3d666c46f18a97f2a5a1b0abfab0d26f88 /arch/x86/kernel/apic
parent08c33db6d044d9dc74ddf8d9ee3cb1fa3eca262b (diff)
x86: io_apic: Prepare alloc/free_irq_cfg()
Rename the grossly misnamed get_one_free_irq_cfg() to alloc_irq_cfg(). Add a (not yet used) irq number argument to free_irq_cfg() Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/kernel/apic')
-rw-r--r--arch/x86/kernel/apic/io_apic.c18
1 files changed, 9 insertions, 9 deletions
diff --git a/arch/x86/kernel/apic/io_apic.c b/arch/x86/kernel/apic/io_apic.c
index 065c5dc88b8c..06da8fe2647e 100644
--- a/arch/x86/kernel/apic/io_apic.c
+++ b/arch/x86/kernel/apic/io_apic.c
@@ -180,7 +180,7 @@ struct irq_cfg *irq_cfg(unsigned int irq)
180 return get_irq_chip_data(irq); 180 return get_irq_chip_data(irq);
181} 181}
182 182
183static struct irq_cfg *get_one_free_irq_cfg(int node) 183static struct irq_cfg *alloc_irq_cfg(unsigned int irq, int node)
184{ 184{
185 struct irq_cfg *cfg; 185 struct irq_cfg *cfg;
186 186
@@ -199,7 +199,7 @@ out_cfg:
199 return NULL; 199 return NULL;
200} 200}
201 201
202static void free_irq_cfg(struct irq_cfg *cfg) 202static void free_irq_cfg(unsigned int at, struct irq_cfg *cfg)
203{ 203{
204 free_cpumask_var(cfg->domain); 204 free_cpumask_var(cfg->domain);
205 free_cpumask_var(cfg->old_domain); 205 free_cpumask_var(cfg->old_domain);
@@ -212,7 +212,7 @@ int arch_init_chip_data(struct irq_desc *desc, int node)
212 212
213 cfg = get_irq_desc_chip_data(desc); 213 cfg = get_irq_desc_chip_data(desc);
214 if (!cfg) { 214 if (!cfg) {
215 cfg = get_one_free_irq_cfg(node); 215 cfg = alloc_irq_cfg(desc->irq, node);
216 desc->chip_data = cfg; 216 desc->chip_data = cfg;
217 if (!cfg) { 217 if (!cfg) {
218 printk(KERN_ERR "can not alloc irq_cfg\n"); 218 printk(KERN_ERR "can not alloc irq_cfg\n");
@@ -289,7 +289,7 @@ void arch_init_copy_chip_data(struct irq_desc *old_desc,
289 struct irq_cfg *cfg; 289 struct irq_cfg *cfg;
290 struct irq_cfg *old_cfg; 290 struct irq_cfg *old_cfg;
291 291
292 cfg = get_one_free_irq_cfg(node); 292 cfg = alloc_irq_cfg(desc->irq, node);
293 293
294 if (!cfg) 294 if (!cfg)
295 return; 295 return;
@@ -318,7 +318,7 @@ void arch_free_chip_data(struct irq_desc *old_desc, struct irq_desc *desc)
318 318
319 if (old_cfg) { 319 if (old_cfg) {
320 free_irq_2_pin(old_cfg, cfg); 320 free_irq_2_pin(old_cfg, cfg);
321 free_irq_cfg(old_cfg); 321 free_irq_cfg(old_desc->irq, old_cfg);
322 old_desc->chip_data = NULL; 322 old_desc->chip_data = NULL;
323 } 323 }
324} 324}
@@ -331,12 +331,12 @@ struct irq_cfg *irq_cfg(unsigned int irq)
331 return irq < nr_irqs ? irq_cfgx + irq : NULL; 331 return irq < nr_irqs ? irq_cfgx + irq : NULL;
332} 332}
333 333
334static struct irq_cfg *get_one_free_irq_cfg(unsigned int irq, int node) 334static struct irq_cfg *alloc_irq_cfg(unsigned int irq, int node)
335{ 335{
336 return irq_cfgx + irq; 336 return irq_cfgx + irq;
337} 337}
338 338
339static inline void free_irq_cfg(struct irq_cfg *cfg) { } 339static inline void free_irq_cfg(unsigned int at, struct irq_cfg *cfg) { }
340 340
341#endif 341#endif
342 342
@@ -353,7 +353,7 @@ static struct irq_cfg *alloc_irq_and_cfg_at(unsigned int at, int node)
353 return cfg; 353 return cfg;
354 } 354 }
355 355
356 cfg = get_one_free_irq_cfg(node); 356 cfg = alloc_irq_cfg(at, node);
357 if (cfg) 357 if (cfg)
358 set_irq_chip_data(at, cfg); 358 set_irq_chip_data(at, cfg);
359 else 359 else
@@ -368,7 +368,7 @@ static int alloc_irq_from(unsigned int from, int node)
368 368
369static void free_irq_at(unsigned int at, struct irq_cfg *cfg) 369static void free_irq_at(unsigned int at, struct irq_cfg *cfg)
370{ 370{
371 free_irq_cfg(cfg); 371 free_irq_cfg(at, cfg);
372 irq_free_desc(at); 372 irq_free_desc(at);
373} 373}
374 374