diff options
Diffstat (limited to 'driver/product/kernel/drivers/gpu/arm/midgard/mali_kbase_hwcnt_reader.h')
-rwxr-xr-x | driver/product/kernel/drivers/gpu/arm/midgard/mali_kbase_hwcnt_reader.h | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/driver/product/kernel/drivers/gpu/arm/midgard/mali_kbase_hwcnt_reader.h b/driver/product/kernel/drivers/gpu/arm/midgard/mali_kbase_hwcnt_reader.h new file mode 100755 index 0000000..cf7bf1b --- /dev/null +++ b/driver/product/kernel/drivers/gpu/arm/midgard/mali_kbase_hwcnt_reader.h @@ -0,0 +1,66 @@ +/* + * + * (C) COPYRIGHT 2015 ARM Limited. All rights reserved. + * + * This program is free software and is provided to you under the terms of the + * GNU General Public License version 2 as published by the Free Software + * Foundation, and any use by you of this program is subject to the terms + * of such GNU licence. + * + * A copy of the licence is included with the program, and can also be obtained + * from Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + * + */ + + + +#ifndef _KBASE_HWCNT_READER_H_ +#define _KBASE_HWCNT_READER_H_ + +/* The ids of ioctl commands. */ +#define KBASE_HWCNT_READER 0xBE +#define KBASE_HWCNT_READER_GET_HWVER _IOR(KBASE_HWCNT_READER, 0x00, u32) +#define KBASE_HWCNT_READER_GET_BUFFER_SIZE _IOR(KBASE_HWCNT_READER, 0x01, u32) +#define KBASE_HWCNT_READER_DUMP _IOW(KBASE_HWCNT_READER, 0x10, u32) +#define KBASE_HWCNT_READER_CLEAR _IOW(KBASE_HWCNT_READER, 0x11, u32) +#define KBASE_HWCNT_READER_GET_BUFFER _IOR(KBASE_HWCNT_READER, 0x20,\ + struct kbase_hwcnt_reader_metadata) +#define KBASE_HWCNT_READER_PUT_BUFFER _IOW(KBASE_HWCNT_READER, 0x21,\ + struct kbase_hwcnt_reader_metadata) +#define KBASE_HWCNT_READER_SET_INTERVAL _IOW(KBASE_HWCNT_READER, 0x30, u32) +#define KBASE_HWCNT_READER_ENABLE_EVENT _IOW(KBASE_HWCNT_READER, 0x40, u32) +#define KBASE_HWCNT_READER_DISABLE_EVENT _IOW(KBASE_HWCNT_READER, 0x41, u32) +#define KBASE_HWCNT_READER_GET_API_VERSION _IOW(KBASE_HWCNT_READER, 0xFF, u32) + +/** + * struct kbase_hwcnt_reader_metadata - hwcnt reader sample buffer metadata + * @timestamp: time when sample was collected + * @event_id: id of an event that triggered sample collection + * @buffer_idx: position in sampling area where sample buffer was stored + */ +struct kbase_hwcnt_reader_metadata { + u64 timestamp; + u32 event_id; + u32 buffer_idx; +}; + +/** + * enum base_hwcnt_reader_event - hwcnt dumping events + * @BASE_HWCNT_READER_EVENT_MANUAL: manual request for dump + * @BASE_HWCNT_READER_EVENT_PERIODIC: periodic dump + * @BASE_HWCNT_READER_EVENT_PREJOB: prejob dump request + * @BASE_HWCNT_READER_EVENT_POSTJOB: postjob dump request + * @BASE_HWCNT_READER_EVENT_COUNT: number of supported events + */ +enum base_hwcnt_reader_event { + BASE_HWCNT_READER_EVENT_MANUAL, + BASE_HWCNT_READER_EVENT_PERIODIC, + BASE_HWCNT_READER_EVENT_PREJOB, + BASE_HWCNT_READER_EVENT_POSTJOB, + + BASE_HWCNT_READER_EVENT_COUNT +}; + +#endif /* _KBASE_HWCNT_READER_H_ */ + |