diff options
Diffstat (limited to 'driver/product/kernel/drivers/gpu/arm/midgard/mali_kbase_hwaccess_instr.h')
-rwxr-xr-x | driver/product/kernel/drivers/gpu/arm/midgard/mali_kbase_hwaccess_instr.h | 116 |
1 files changed, 116 insertions, 0 deletions
diff --git a/driver/product/kernel/drivers/gpu/arm/midgard/mali_kbase_hwaccess_instr.h b/driver/product/kernel/drivers/gpu/arm/midgard/mali_kbase_hwaccess_instr.h new file mode 100755 index 0000000..5de2b75 --- /dev/null +++ b/driver/product/kernel/drivers/gpu/arm/midgard/mali_kbase_hwaccess_instr.h @@ -0,0 +1,116 @@ +/* + * + * (C) COPYRIGHT 2014-2015 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. + * + */ + + + + + +/* + * HW Access instrumentation common APIs + */ + +#ifndef _KBASE_HWACCESS_INSTR_H_ +#define _KBASE_HWACCESS_INSTR_H_ + +#include <mali_kbase_instr_defs.h> + +/** + * kbase_instr_hwcnt_enable_internal - Enable HW counters collection + * @kbdev: Kbase device + * @kctx: Kbase context + * @setup: HW counter setup parameters + * + * Context: might sleep, waiting for reset to complete + * + * Return: 0 on success + */ +int kbase_instr_hwcnt_enable_internal(struct kbase_device *kbdev, + struct kbase_context *kctx, + struct kbase_uk_hwcnt_setup *setup); + +/** + * kbase_instr_hwcnt_disable_internal - Disable HW counters collection + * @kctx: Kbase context + * + * Context: might sleep, waiting for an ongoing dump to complete + * + * Return: 0 on success + */ +int kbase_instr_hwcnt_disable_internal(struct kbase_context *kctx); + +/** + * kbase_instr_hwcnt_request_dump() - Request HW counter dump from GPU + * @kctx: Kbase context + * + * Caller must either wait for kbase_instr_hwcnt_dump_complete() to return true, + * of call kbase_instr_hwcnt_wait_for_dump(). + * + * Return: 0 on success + */ +int kbase_instr_hwcnt_request_dump(struct kbase_context *kctx); + +/** + * kbase_instr_hwcnt_wait_for_dump() - Wait until pending HW counter dump has + * completed. + * @kctx: Kbase context + * + * Context: will sleep, waiting for dump to complete + * + * Return: 0 on success + */ +int kbase_instr_hwcnt_wait_for_dump(struct kbase_context *kctx); + +/** + * kbase_instr_hwcnt_dump_complete - Tell whether the HW counters dump has + * completed + * @kctx: Kbase context + * @success: Set to true if successful + * + * Context: does not sleep. + * + * Return: true if the dump is complete + */ +bool kbase_instr_hwcnt_dump_complete(struct kbase_context *kctx, + bool * const success); + +/** + * kbase_instr_hwcnt_clear() - Clear HW counters + * @kctx: Kbase context + * + * Context: might sleep, waiting for reset to complete + * + * Return: 0 on success + */ +int kbase_instr_hwcnt_clear(struct kbase_context *kctx); + +/** + * kbase_instr_backend_init() - Initialise the instrumentation backend + * @kbdev: Kbase device + * + * This function should be called during driver initialization. + * + * Return: 0 on success + */ +int kbase_instr_backend_init(struct kbase_device *kbdev); + +/** + * kbase_instr_backend_init() - Terminate the instrumentation backend + * @kbdev: Kbase device + * + * This function should be called during driver termination. + */ +void kbase_instr_backend_term(struct kbase_device *kbdev); + +#endif /* _KBASE_HWACCESS_INSTR_H_ */ |