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Diffstat (limited to 'drivers/gpu/arm/midgard/mali_kbase_config_defaults.h')
| -rwxr-xr-x | drivers/gpu/arm/midgard/mali_kbase_config_defaults.h | 202 |
1 files changed, 202 insertions, 0 deletions
diff --git a/drivers/gpu/arm/midgard/mali_kbase_config_defaults.h b/drivers/gpu/arm/midgard/mali_kbase_config_defaults.h new file mode 100755 index 00000000000..7c735815b6d --- /dev/null +++ b/drivers/gpu/arm/midgard/mali_kbase_config_defaults.h @@ -0,0 +1,202 @@ +/* + * + * (C) COPYRIGHT 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. + * + */ + + + +/** + * @file mali_kbase_config_defaults.h + * + * Default values for configuration settings + * + */ + +#ifndef _KBASE_CONFIG_DEFAULTS_H_ +#define _KBASE_CONFIG_DEFAULTS_H_ + +/* Default irq throttle time. This is the default desired minimum time in + * between two consecutive interrupts from the gpu. The irq throttle gpu + * register is set after this value. */ +#define DEFAULT_IRQ_THROTTLE_TIME_US 20 + +/*** Begin Scheduling defaults ***/ + +/** + * Default scheduling tick granuality, in nanoseconds + */ +/* 50ms */ +#define DEFAULT_JS_SCHEDULING_TICK_NS 50000000u + +/** + * Default minimum number of scheduling ticks before jobs are soft-stopped. + * + * This defines the time-slice for a job (which may be different from that of + * a context) + */ +/* Between 0.1 and 0.15s before soft-stop */ +#define DEFAULT_JS_SOFT_STOP_TICKS 2 + +/** + * Default minimum number of scheduling ticks before CL jobs are soft-stopped. + */ +/* Between 0.05 and 0.1s before soft-stop */ +#define DEFAULT_JS_SOFT_STOP_TICKS_CL 1 + +/** + * Default minimum number of scheduling ticks before jobs are hard-stopped + */ +/* 1.2s before hard-stop, for a certain GLES2 test at 128x128 (bound by + * combined vertex+tiler job) + */ +#define DEFAULT_JS_HARD_STOP_TICKS_SS_HW_ISSUE_8408 24 +/* Between 0.2 and 0.25s before hard-stop */ +#define DEFAULT_JS_HARD_STOP_TICKS_SS 4 + +/** + * Default minimum number of scheduling ticks before CL jobs are hard-stopped. + */ +/* Between 0.1 and 0.15s before hard-stop */ +#define DEFAULT_JS_HARD_STOP_TICKS_CL 2 + +/** + * Default minimum number of scheduling ticks before jobs are hard-stopped + * during dumping + */ +/* 60s @ 50ms tick */ +#define DEFAULT_JS_HARD_STOP_TICKS_NSS 1200 + +/** + * Default minimum number of scheduling ticks before the GPU is reset + * to clear a "stuck" job + */ +/* 1.8s before resetting GPU, for a certain GLES2 test at 128x128 (bound by + * combined vertex+tiler job) + */ +#define DEFAULT_JS_RESET_TICKS_SS_HW_ISSUE_8408 36 +/* 0.3-0.35s before GPU is reset */ +#define DEFAULT_JS_RESET_TICKS_SS 6 + +/** + * Default minimum number of scheduling ticks before the GPU is reset + * to clear a "stuck" CL job. + */ +/* 0.2-0.25s before GPU is reset */ +#define DEFAULT_JS_RESET_TICKS_CL 4 + +/** + * Default minimum number of scheduling ticks before the GPU is reset + * to clear a "stuck" job during dumping. + */ +/* 60.1s @ 100ms tick */ +#define DEFAULT_JS_RESET_TICKS_NSS 1202 + +/** + * Number of milliseconds given for other jobs on the GPU to be + * soft-stopped when the GPU needs to be reset. + */ +#define DEFAULT_JS_RESET_TIMEOUT_MS 3000 + +/** + * Default timeslice that a context is scheduled in for, in nanoseconds. + * + * When a context has used up this amount of time across its jobs, it is + * scheduled out to let another run. + * + * @note the resolution is nanoseconds (ns) here, because that's the format + * often used by the OS. + */ +/* 0.05s - at 20fps a ctx does at least 1 frame before being scheduled out. + * At 40fps, 2 frames, etc + */ +#define DEFAULT_JS_CTX_TIMESLICE_NS 50000000 + +/** + * Default initial runtime of a context for CFS, in ticks. + * + * This value is relative to that of the least-run context, and defines where + * in the CFS queue a new context is added. + */ +#define DEFAULT_JS_CFS_CTX_RUNTIME_INIT_SLICES 1 + +/** + * Default minimum runtime value of a context for CFS, in ticks. + * + * This value is relative to that of the least-run context. This prevents + * "stored-up timeslices" DoS attacks. + */ +#define DEFAULT_JS_CFS_CTX_RUNTIME_MIN_SLICES 2 + +/** + * Default setting for whether to prefer security or performance. + * + * Currently affects only r0p0-15dev0 HW and earlier. + */ +#define DEFAULT_SECURE_BUT_LOSS_OF_PERFORMANCE MALI_FALSE + +/** + * Default setting for read Address ID limiting on AXI. + */ +#define DEFAULT_ARID_LIMIT KBASE_AID_32 + +/** + * Default setting for write Address ID limiting on AXI. + */ +#define DEFAULT_AWID_LIMIT KBASE_AID_32 + +/** + * Default setting for using alternative hardware counters. + */ +#define DEFAULT_ALTERNATIVE_HWC MALI_FALSE + +/*** End Scheduling defaults ***/ + +/*** Begin Power Manager defaults */ + +/* Milliseconds */ +#define DEFAULT_PM_DVFS_FREQ 500 + +/** + * Default poweroff tick granuality, in nanoseconds + */ +/* 400us */ +#define DEFAULT_PM_GPU_POWEROFF_TICK_NS 400000 + +/** + * Default number of poweroff ticks before shader cores are powered off + */ +/* 400-800us */ +#define DEFAULT_PM_POWEROFF_TICK_SHADER 2 + +/** + * Default number of poweroff ticks before GPU is powered off + */ +#define DEFAULT_PM_POWEROFF_TICK_GPU 2 /* 400-800us */ + +/*** End Power Manager defaults ***/ + +/** + * Default UMP device mapping. A UMP_DEVICE_<device>_SHIFT value which + * defines which UMP device this GPU should be mapped to. + */ +#define DEFAULT_UMP_GPU_DEVICE_SHIFT UMP_DEVICE_Z_SHIFT + +/** + * Default value for KBASE_CONFIG_ATTR_CPU_SPEED_FUNC. + * Points to @ref kbase_cpuprops_get_default_clock_speed. + */ +#define DEFAULT_CPU_SPEED_FUNC \ + ((uintptr_t)kbase_cpuprops_get_default_clock_speed) + +#endif /* _KBASE_CONFIG_DEFAULTS_H_ */ + |