diff options
Diffstat (limited to 'drivers/gpu/mali/mali400ko/driver/src/devicedrv/mali/common/mali_osk_profiling.h')
| -rw-r--r-- | drivers/gpu/mali/mali400ko/driver/src/devicedrv/mali/common/mali_osk_profiling.h | 183 |
1 files changed, 183 insertions, 0 deletions
diff --git a/drivers/gpu/mali/mali400ko/driver/src/devicedrv/mali/common/mali_osk_profiling.h b/drivers/gpu/mali/mali400ko/driver/src/devicedrv/mali/common/mali_osk_profiling.h new file mode 100644 index 00000000000..a291bd1965b --- /dev/null +++ b/drivers/gpu/mali/mali400ko/driver/src/devicedrv/mali/common/mali_osk_profiling.h @@ -0,0 +1,183 @@ +/** + * 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_OSK_PROFILING_H__ +#define __MALI_OSK_PROFILING_H__ + +#if MALI_TIMELINE_PROFILING_ENABLED + +#if defined (CONFIG_TRACEPOINTS) && !MALI_INTERNAL_TIMELINE_PROFILING_ENABLED +#include "mali_linux_trace.h" +#endif /* CONFIG_TRACEPOINTS && !MALI_INTERNAL_TIMELINE_PROFILING_ENABLED */ + +#include "mali_cinstr_profiling_events_m200.h" + +#define MALI_PROFILING_MAX_BUFFER_ENTRIES 1048576 + +#define MALI_PROFILING_PP_CORE_COUNTER0_OFFSET(core_number) (((core_number) * 2) + COUNTER_FP0_C0) +#define MALI_PROFILING_PP_CORE_COUNTER1_OFFSET(core_number) (((core_number) * 2) + COUNTER_FP0_C1) + +/** @defgroup _mali_osk_profiling External profiling connectivity + * @{ */ + +/** + * Initialize the profiling module. + * @return _MALI_OSK_ERR_OK on success, otherwise failure. + */ +_mali_osk_errcode_t _mali_osk_profiling_init(mali_bool auto_start); + +/* + * Terminate the profiling module. + */ +void _mali_osk_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_osk_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. + */ +#if defined (CONFIG_TRACEPOINTS) && !MALI_INTERNAL_TIMELINE_PROFILING_ENABLED +/* + * On platforms where we are using Linux tracepoints and we aren't forcing + * internal profiling we can call through to the tracepoint directly and + * avoid the overhead of the function call. + */ +#define _mali_osk_profiling_add_event(event_id, data0, data1, data2, data3, data4) \ + trace_mali_timeline_event((event_id), (data0), (data1), (u32)_mali_osk_get_task(), (data3), (data4)) +#else +void _mali_osk_profiling_add_event(u32 event_id, u32 data0, u32 data1, u32 data2, u32 data3, u32 data4); +#endif /* CONFIG_TRACEPOINTS && !MALI_INTERNAL_TIMELINE_PROFILING_ENABLED */ + +/** + * Report a hardware counter event. + * + * @param counter_id The ID of the counter. + * @param value The value of the counter. + */ +#if defined (CONFIG_TRACEPOINTS) && !MALI_INTERNAL_TIMELINE_PROFILING_ENABLED +/* + * On platforms where we are using Linux tracepoints and we aren't forcing + * internal profiling we can call through to the tracepoint directly and + * avoid the overhead of the function call. + */ +#define _mali_osk_profiling_report_hw_counter trace_mali_hw_counter +#else +void _mali_osk_profiling_report_hw_counter(u32 counter_id, u32 value); +#endif /* CONFIG_TRACEPOINTS && !MALI_INTERNAL_TIMELINE_PROFILING_ENABLED */ + +/** + * Query a hardware counter. Given a counter ID, check which event the + * counter should report and update the given pointer with that event + * number before returning MALI_TRUE. If the counter has been disabled + * by the profiling tool, returns MALI_FALSE and does not update the + * pointer. + * + * MALI_FALSE is also returned if the counter is not a valid hardware + * counter ID. In this case the event value is not updated. + * + * @param counter_id The counter ID. + * @param event_id A pointer to a u32 value that will be updated with + * the event ID that should be counted, should the counter have been + * enabled by the profiling tool. + * + * @return MALI_TRUE if the counter should be enabled, MALI_FALSE otherwise. + */ +mali_bool _mali_osk_profiling_query_hw_counter(u32 counter_id, u32 *event_id); + +/** + * 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_osk_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_osk_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_osk_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_osk_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_osk_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_osk_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_osk_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_osk_profiling_get_default_enable_state(void); + +/** @} */ /* end group _mali_osk_profiling */ + +#endif /* MALI_TIMELINE_PROFILING_ENABLED */ + +#endif /* __MALI_OSK_PROFILING_H__ */ + + |