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Diffstat (limited to 'drivers/gpu/arm/midgard/Kconfig')
| -rw-r--r-- | drivers/gpu/arm/midgard/Kconfig | 197 |
1 files changed, 197 insertions, 0 deletions
diff --git a/drivers/gpu/arm/midgard/Kconfig b/drivers/gpu/arm/midgard/Kconfig new file mode 100644 index 000000000000..dc78f84b1eb5 --- /dev/null +++ b/drivers/gpu/arm/midgard/Kconfig @@ -0,0 +1,197 @@ +# +# (C) COPYRIGHT 2012-2017 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. +# +# + + + +menuconfig MALI_MIDGARD + tristate "Mali Midgard series support" + select GPU_TRACEPOINTS if ANDROID + default n + help + Enable this option to build support for a ARM Mali Midgard GPU. + + To compile this driver as a module, choose M here: + this will generate a single module, called mali_kbase. + +config MALI_GATOR_SUPPORT + bool "Streamline support via Gator" + depends on MALI_MIDGARD + default n + help + Adds diagnostic support for use with the ARM Streamline Performance Analyzer. + You will need the Gator device driver already loaded before loading this driver when enabling + Streamline debug support. + This is a legacy interface required by older versions of Streamline. + +config MALI_MIDGARD_DVFS + bool "Enable legacy DVFS" + depends on MALI_MIDGARD && !MALI_DEVFREQ + default n + help + Choose this option to enable legacy DVFS in the Mali Midgard DDK. + +config MALI_MIDGARD_ENABLE_TRACE + bool "Enable kbase tracing" + depends on MALI_MIDGARD + default n + help + Enables tracing in kbase. Trace log available through + the "mali_trace" debugfs file, when the CONFIG_DEBUG_FS is enabled + +config MALI_DEVFREQ + bool "devfreq support for Mali" + depends on MALI_MIDGARD && PM_DEVFREQ + help + Support devfreq for Mali. + + Using the devfreq framework and, by default, the simpleondemand + governor, the frequency of Mali will be dynamically selected from the + available OPPs. + +config MALI_DMA_FENCE + bool "DMA_BUF fence support for Mali" + depends on MALI_MIDGARD && !KDS + default n + help + Support DMA_BUF fences for Mali. + + This option should only be enabled if KDS is not present and + the Linux Kernel has built in support for DMA_BUF fences. + +config MALI_PLATFORM_NAME + depends on MALI_MIDGARD + string "Platform name" + default "devicetree" + help + Enter the name of the desired platform configuration directory to + include in the build. 'platform/$(MALI_PLATFORM_NAME)/Kbuild' must + exist. + +# MALI_EXPERT configuration options + +menuconfig MALI_EXPERT + depends on MALI_MIDGARD + bool "Enable Expert Settings" + default n + help + Enabling this option and modifying the default settings may produce a driver with performance or + other limitations. + +config MALI_CORESTACK + bool "Support controlling power to the GPU core stack" + depends on MALI_MIDGARD && MALI_EXPERT + default n + help + Enabling this feature on supported GPUs will let the driver powering + on/off the GPU core stack independently without involving the Power + Domain Controller. This should only be enabled on platforms which + integration of the PDC to the Mali GPU is known to be problematic. + This feature is currently only supported on t-Six and t-HEx GPUs. + + If unsure, say N. + +config MALI_PRFCNT_SET_SECONDARY + bool "Use secondary set of performance counters" + depends on MALI_MIDGARD && MALI_EXPERT + default n + help + Select this option to use secondary set of performance counters. Kernel + features that depend on an access to the primary set of counters may + become unavailable. Enabling this option will prevent power management + from working optimally and may cause instrumentation tools to return + bogus results. + + If unsure, say N. + +config MALI_DEBUG + bool "Debug build" + depends on MALI_MIDGARD && MALI_EXPERT + default n + help + Select this option for increased checking and reporting of errors. + +config MALI_FENCE_DEBUG + bool "Debug sync fence usage" + depends on MALI_MIDGARD && MALI_EXPERT && (SYNC || SYNC_FILE) + default y if MALI_DEBUG + help + Select this option to enable additional checking and reporting on the + use of sync fences in the Mali driver. + + This will add a 3s timeout to all sync fence waits in the Mali + driver, so that when work for Mali has been waiting on a sync fence + for a long time a debug message will be printed, detailing what fence + is causing the block, and which dependent Mali atoms are blocked as a + result of this. + + The timeout can be changed at runtime through the js_soft_timeout + device attribute, where the timeout is specified in milliseconds. + +config MALI_NO_MALI + bool "No Mali" + depends on MALI_MIDGARD && MALI_EXPERT + default n + help + This can be used to test the driver in a simulated environment + whereby the hardware is not physically present. If the hardware is physically + present it will not be used. This can be used to test the majority of the + driver without needing actual hardware or for software benchmarking. + All calls to the simulated hardware will complete immediately as if the hardware + completed the task. + +config MALI_ERROR_INJECT + bool "Error injection" + depends on MALI_MIDGARD && MALI_EXPERT && MALI_NO_MALI + default n + help + Enables insertion of errors to test module failure and recovery mechanisms. + +config MALI_TRACE_TIMELINE + bool "Timeline tracing" + depends on MALI_MIDGARD && MALI_EXPERT + default n + help + Enables timeline tracing through the kernel tracepoint system. + +config MALI_SYSTEM_TRACE + bool "Enable system event tracing support" + depends on MALI_MIDGARD && MALI_EXPERT + default n + help + Choose this option to enable system trace events for each + kbase event. This is typically used for debugging but has + minimal overhead when not in use. Enable only if you know what + you are doing. + +config MALI_2MB_ALLOC + bool "Attempt to allocate 2MB pages" + depends on MALI_MIDGARD && MALI_EXPERT + default n + help + Rather than allocating all GPU memory page-by-page, attempt to + allocate 2MB pages from the kernel. This reduces TLB pressure and + helps to prevent memory fragmentation. + + If in doubt, say N + +config MALI_PWRSOFT_765 + bool "PWRSOFT-765 ticket" + default n + help + PWRSOFT-765 fixes devfreq cooling devices issues. However, they are + not merged in mainline kernel yet. So this define helps to guard those + parts of the code. + +source "drivers/gpu/arm/midgard/platform/Kconfig" +source "drivers/gpu/arm/midgard/tests/Kconfig" |