diff options
Diffstat (limited to 'drivers/gpu/arm/mali/common/mali_kernel_profiling.h')
-rw-r--r-- | drivers/gpu/arm/mali/common/mali_kernel_profiling.h | 121 |
1 files changed, 121 insertions, 0 deletions
diff --git a/drivers/gpu/arm/mali/common/mali_kernel_profiling.h b/drivers/gpu/arm/mali/common/mali_kernel_profiling.h new file mode 100644 index 00000000000..074b2b3149b --- /dev/null +++ b/drivers/gpu/arm/mali/common/mali_kernel_profiling.h @@ -0,0 +1,121 @@ +/* + * Copyright (C) 2010-2012 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 __MALI_KERNEL_PROFILING_H__ +#define __MALI_KERNEL_PROFILING_H__ + +#if MALI_TIMELINE_PROFILING_ENABLED + +#include <../../../include/cinstr/mali_cinstr_profiling_events_m200.h> + +#define MALI_PROFILING_MAX_BUFFER_ENTRIES 1048576 + +/** + * Initialize the profiling module. + * @return _MALI_OSK_ERR_OK on success, otherwise failure. + */ +_mali_osk_errcode_t _mali_profiling_init(mali_bool auto_start); + +/* + * Terminate the profiling module. + */ +void _mali_profiling_term(void); + +/** + * Start recording profiling data + * + * The specified limit will determine how large the capture buffer is. + * MALI_PROFILING_MAX_BUFFER_ENTRIES determines the maximum size allowed by the device driver. + * + * @param limit The desired maximum number of events to record on input, the actual maximum on output. + * @return _MALI_OSK_ERR_OK on success, otherwise failure. + */ +_mali_osk_errcode_t _mali_profiling_start(u32 * limit); + +/** + * Add an profiling event + * + * @param event_id The event identificator. + * @param data0 First data parameter, depending on event_id specified. + * @param data1 Second data parameter, depending on event_id specified. + * @param data2 Third data parameter, depending on event_id specified. + * @param data3 Fourth data parameter, depending on event_id specified. + * @param data4 Fifth data parameter, depending on event_id specified. + * @return _MALI_OSK_ERR_OK on success, otherwise failure. + */ +_mali_osk_errcode_t _mali_profiling_add_event(u32 event_id, u32 data0, u32 data1, u32 data2, u32 data3, u32 data4); + +/** + * Stop recording profiling data + * + * @param count Returns the number of recorded events. + * @return _MALI_OSK_ERR_OK on success, otherwise failure. + */ +_mali_osk_errcode_t _mali_profiling_stop(u32 * count); + +/** + * Retrieves the number of events that can be retrieved + * + * @return The number of recorded events that can be retrieved. + */ +u32 _mali_profiling_get_count(void); + +/** + * Retrieve an event + * + * @param index Event index (start with 0 and continue until this function fails to retrieve all events) + * @param timestamp The timestamp for the retrieved event will be stored here. + * @param event_id The event ID for the retrieved event will be stored here. + * @param data The 5 data values for the retrieved event will be stored here. + * @return _MALI_OSK_ERR_OK on success, otherwise failure. + */_mali_osk_errcode_t _mali_profiling_get_event(u32 index, u64* timestamp, u32* event_id, u32 data[5]); + +/** + * Clear the recorded buffer. + * + * This is needed in order to start another recording. + * + * @return _MALI_OSK_ERR_OK on success, otherwise failure. + */ +_mali_osk_errcode_t _mali_profiling_clear(void); + +/** + * Checks if a recording of profiling data is in progress + * + * @return MALI_TRUE if recording of profiling data is in progress, MALI_FALSE if not + */ +mali_bool _mali_profiling_is_recording(void); + +/** + * Checks if profiling data is available for retrival + * + * @return MALI_TRUE if profiling data is avaiable, MALI_FALSE if not + */ +mali_bool _mali_profiling_have_recording(void); + +/** + * Enable or disable profiling events as default for new sessions (applications) + * + * @param enable MALI_TRUE if profiling events should be turned on, otherwise MALI_FALSE + */ +void _mali_profiling_set_default_enable_state(mali_bool enable); + +/** + * Get current default enable state for new sessions (applications) + * + * @return MALI_TRUE if profiling events should be turned on, otherwise MALI_FALSE + */ +mali_bool _mali_profiling_get_default_enable_state(void); + +#endif /* MALI_TIMELINE_PROFILING_ENABLED */ + +#endif /* __MALI_KERNEL_PROFILING_H__ */ + + |