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[S390] Get rid of cpuid.h header file.
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Merge cpuid.h header file into cpu.h.
While at it convert from typedef to struct declaration and also
convert cio code to use proper lowcore structure instead of casts.

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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heicarst authored and Martin Schwidefsky committed Sep 11, 2009
1 parent 4bb5e07 commit e86a6ed
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Showing 7 changed files with 31 additions and 36 deletions.
20 changes: 20 additions & 0 deletions arch/s390/include/asm/cpu.h
Original file line number Diff line number Diff line change
@@ -1,6 +1,26 @@
/*
* Copyright IBM Corp. 2000,2009
* Author(s): Hartmut Penner <hp@de.ibm.com>,
* Martin Schwidefsky <schwidefsky@de.ibm.com>,
* Christian Ehrhardt <ehrhardt@de.ibm.com>,
*/

#ifndef _ASM_S390_CPU_H
#define _ASM_S390_CPU_H

#define MAX_CPU_ADDRESS 255

#ifndef __ASSEMBLY__

#include <linux/types.h>

struct cpuid
{
unsigned int version : 8;
unsigned int ident : 24;
unsigned int machine : 16;
unsigned int unused : 16;
} __packed;

#endif /* __ASSEMBLY__ */
#endif /* _ASM_S390_CPU_H */
25 changes: 0 additions & 25 deletions arch/s390/include/asm/cpuid.h

This file was deleted.

6 changes: 3 additions & 3 deletions arch/s390/include/asm/kvm_host.h
Original file line number Diff line number Diff line change
Expand Up @@ -17,7 +17,7 @@
#include <linux/interrupt.h>
#include <linux/kvm_host.h>
#include <asm/debug.h>
#include <asm/cpuid.h>
#include <asm/cpu.h>

#define KVM_MAX_VCPUS 64
#define KVM_MEMORY_SLOTS 32
Expand Down Expand Up @@ -217,8 +217,8 @@ struct kvm_vcpu_arch {
struct hrtimer ckc_timer;
struct tasklet_struct tasklet;
union {
cpuid_t cpu_id;
u64 stidp_data;
struct cpuid cpu_id;
u64 stidp_data;
};
};

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6 changes: 3 additions & 3 deletions arch/s390/include/asm/lowcore.h
Original file line number Diff line number Diff line change
Expand Up @@ -132,7 +132,7 @@

#ifndef __ASSEMBLY__

#include <asm/cpuid.h>
#include <asm/cpu.h>
#include <asm/ptrace.h>
#include <linux/types.h>

Expand Down Expand Up @@ -275,7 +275,7 @@ struct _lowcore
__u32 user_exec_asce; /* 0x02ac */

/* SMP info area */
cpuid_t cpu_id; /* 0x02b0 */
struct cpuid cpu_id; /* 0x02b0 */
__u32 cpu_nr; /* 0x02b8 */
__u32 softirq_pending; /* 0x02bc */
__u32 percpu_offset; /* 0x02c0 */
Expand Down Expand Up @@ -380,7 +380,7 @@ struct _lowcore
__u64 user_exec_asce; /* 0x0318 */

/* SMP info area */
cpuid_t cpu_id; /* 0x0320 */
struct cpuid cpu_id; /* 0x0320 */
__u32 cpu_nr; /* 0x0328 */
__u32 softirq_pending; /* 0x032c */
__u64 percpu_offset; /* 0x0330 */
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4 changes: 2 additions & 2 deletions arch/s390/include/asm/processor.h
Original file line number Diff line number Diff line change
Expand Up @@ -14,7 +14,7 @@
#define __ASM_S390_PROCESSOR_H

#include <linux/linkage.h>
#include <asm/cpuid.h>
#include <asm/cpu.h>
#include <asm/page.h>
#include <asm/ptrace.h>
#include <asm/setup.h>
Expand All @@ -26,7 +26,7 @@
*/
#define current_text_addr() ({ void *pc; asm("basr %0,0" : "=a" (pc)); pc; })

static inline void get_cpu_id(cpuid_t *ptr)
static inline void get_cpu_id(struct cpuid *ptr)
{
asm volatile("stidp 0(%1)" : "=m" (*ptr) : "a" (ptr));
}
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2 changes: 1 addition & 1 deletion drivers/s390/char/zcore.c
Original file line number Diff line number Diff line change
Expand Up @@ -275,7 +275,7 @@ struct zcore_header {
u32 num_pages;
u32 pad1;
u64 tod;
cpuid_t cpu_id;
struct cpuid cpu_id;
u32 arch_id;
u32 volnr;
u32 build_arch;
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4 changes: 2 additions & 2 deletions drivers/s390/cio/css.c
Original file line number Diff line number Diff line change
Expand Up @@ -657,8 +657,8 @@ css_generate_pgid(struct channel_subsystem *css, u32 tod_high)
css->global_pgid.pgid_high.cpu_addr = 0;
#endif
}
css->global_pgid.cpu_id = ((cpuid_t *) __LC_CPUID)->ident;
css->global_pgid.cpu_model = ((cpuid_t *) __LC_CPUID)->machine;
css->global_pgid.cpu_id = S390_lowcore.cpu_id.ident;
css->global_pgid.cpu_model = S390_lowcore.cpu_id.machine;
css->global_pgid.tod_high = tod_high;

}
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