diff options
-rw-r--r-- | drivers/kvm/iodev.h | 63 | ||||
-rw-r--r-- | drivers/kvm/irq.h | 1 | ||||
-rw-r--r-- | drivers/kvm/kvm.h | 42 | ||||
-rw-r--r-- | drivers/kvm/kvm_main.c | 1 |
4 files changed, 65 insertions, 42 deletions
diff --git a/drivers/kvm/iodev.h b/drivers/kvm/iodev.h new file mode 100644 index 000000000000..eb9e8a71843a --- /dev/null +++ b/drivers/kvm/iodev.h | |||
@@ -0,0 +1,63 @@ | |||
1 | /* | ||
2 | * This program is free software; you can redistribute it and/or modify | ||
3 | * it under the terms of the GNU General Public License as published by | ||
4 | * the Free Software Foundation; either version 2 of the License. | ||
5 | * | ||
6 | * This program is distributed in the hope that it will be useful, | ||
7 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
8 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
9 | * GNU General Public License for more details. | ||
10 | * | ||
11 | * You should have received a copy of the GNU General Public License | ||
12 | * along with this program; if not, write to the Free Software | ||
13 | * Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. | ||
14 | */ | ||
15 | |||
16 | #ifndef __KVM_IODEV_H__ | ||
17 | #define __KVM_IODEV_H__ | ||
18 | |||
19 | #include "types.h" | ||
20 | |||
21 | struct kvm_io_device { | ||
22 | void (*read)(struct kvm_io_device *this, | ||
23 | gpa_t addr, | ||
24 | int len, | ||
25 | void *val); | ||
26 | void (*write)(struct kvm_io_device *this, | ||
27 | gpa_t addr, | ||
28 | int len, | ||
29 | const void *val); | ||
30 | int (*in_range)(struct kvm_io_device *this, gpa_t addr); | ||
31 | void (*destructor)(struct kvm_io_device *this); | ||
32 | |||
33 | void *private; | ||
34 | }; | ||
35 | |||
36 | static inline void kvm_iodevice_read(struct kvm_io_device *dev, | ||
37 | gpa_t addr, | ||
38 | int len, | ||
39 | void *val) | ||
40 | { | ||
41 | dev->read(dev, addr, len, val); | ||
42 | } | ||
43 | |||
44 | static inline void kvm_iodevice_write(struct kvm_io_device *dev, | ||
45 | gpa_t addr, | ||
46 | int len, | ||
47 | const void *val) | ||
48 | { | ||
49 | dev->write(dev, addr, len, val); | ||
50 | } | ||
51 | |||
52 | static inline int kvm_iodevice_inrange(struct kvm_io_device *dev, gpa_t addr) | ||
53 | { | ||
54 | return dev->in_range(dev, addr); | ||
55 | } | ||
56 | |||
57 | static inline void kvm_iodevice_destructor(struct kvm_io_device *dev) | ||
58 | { | ||
59 | if (dev->destructor) | ||
60 | dev->destructor(dev); | ||
61 | } | ||
62 | |||
63 | #endif /* __KVM_IODEV_H__ */ | ||
diff --git a/drivers/kvm/irq.h b/drivers/kvm/irq.h index 75f5f18d801c..803b9c7db57b 100644 --- a/drivers/kvm/irq.h +++ b/drivers/kvm/irq.h | |||
@@ -23,6 +23,7 @@ | |||
23 | #define __IRQ_H | 23 | #define __IRQ_H |
24 | 24 | ||
25 | #include "kvm.h" | 25 | #include "kvm.h" |
26 | #include "iodev.h" | ||
26 | 27 | ||
27 | typedef void irq_request_func(void *opaque, int level); | 28 | typedef void irq_request_func(void *opaque, int level); |
28 | 29 | ||
diff --git a/drivers/kvm/kvm.h b/drivers/kvm/kvm.h index 3b0ba5ab7104..a1b7d1c00bde 100644 --- a/drivers/kvm/kvm.h +++ b/drivers/kvm/kvm.h | |||
@@ -168,48 +168,6 @@ struct kvm_vcpu_stat { | |||
168 | u32 insn_emulation_fail; | 168 | u32 insn_emulation_fail; |
169 | }; | 169 | }; |
170 | 170 | ||
171 | struct kvm_io_device { | ||
172 | void (*read)(struct kvm_io_device *this, | ||
173 | gpa_t addr, | ||
174 | int len, | ||
175 | void *val); | ||
176 | void (*write)(struct kvm_io_device *this, | ||
177 | gpa_t addr, | ||
178 | int len, | ||
179 | const void *val); | ||
180 | int (*in_range)(struct kvm_io_device *this, gpa_t addr); | ||
181 | void (*destructor)(struct kvm_io_device *this); | ||
182 | |||
183 | void *private; | ||
184 | }; | ||
185 | |||
186 | static inline void kvm_iodevice_read(struct kvm_io_device *dev, | ||
187 | gpa_t addr, | ||
188 | int len, | ||
189 | void *val) | ||
190 | { | ||
191 | dev->read(dev, addr, len, val); | ||
192 | } | ||
193 | |||
194 | static inline void kvm_iodevice_write(struct kvm_io_device *dev, | ||
195 | gpa_t addr, | ||
196 | int len, | ||
197 | const void *val) | ||
198 | { | ||
199 | dev->write(dev, addr, len, val); | ||
200 | } | ||
201 | |||
202 | static inline int kvm_iodevice_inrange(struct kvm_io_device *dev, gpa_t addr) | ||
203 | { | ||
204 | return dev->in_range(dev, addr); | ||
205 | } | ||
206 | |||
207 | static inline void kvm_iodevice_destructor(struct kvm_io_device *dev) | ||
208 | { | ||
209 | if (dev->destructor) | ||
210 | dev->destructor(dev); | ||
211 | } | ||
212 | |||
213 | /* | 171 | /* |
214 | * It would be nice to use something smarter than a linear search, TBD... | 172 | * It would be nice to use something smarter than a linear search, TBD... |
215 | * Thankfully we dont expect many devices to register (famous last words :), | 173 | * Thankfully we dont expect many devices to register (famous last words :), |
diff --git a/drivers/kvm/kvm_main.c b/drivers/kvm/kvm_main.c index 058366f480dc..14b376ead3da 100644 --- a/drivers/kvm/kvm_main.c +++ b/drivers/kvm/kvm_main.c | |||
@@ -18,6 +18,7 @@ | |||
18 | #include "kvm.h" | 18 | #include "kvm.h" |
19 | #include "x86.h" | 19 | #include "x86.h" |
20 | #include "irq.h" | 20 | #include "irq.h" |
21 | #include "iodev.h" | ||
21 | 22 | ||
22 | #include <linux/kvm.h> | 23 | #include <linux/kvm.h> |
23 | #include <linux/module.h> | 24 | #include <linux/module.h> |