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| author |   Eugeniy Paltsev <Eugeniy.Paltsev@synopsys.com> | 2020-03-05 23:02:52 +0300 |
|---|---|---|
| committer |   Vineet Gupta <vgupta@synopsys.com> | 2020-03-16 10:30:49 -0700 |
| commit | f09d3174f002ee2cf15623d5a0f68f7393536ce7 (patch) | |
| tree | 26089da5142b45f5498d71dce04e1f0be210f296 /arch/arc/Kconfig | |
| parent | ARC: add support for DSP-enabled userspace applications (diff) | |
| download | linux-dev-f09d3174f002ee2cf15623d5a0f68f7393536ce7.tar.xz linux-dev-f09d3174f002ee2cf15623d5a0f68f7393536ce7.zip | |
ARC: allow userspace DSP applications to use AGU extensions
To be able to run DSP-enabled userspace applications with AGU
(address generation unit) extensions we additionally need to
save and restore following registers at context switch:
* AGU_AP*
* AGU_OS*
* AGU_MOD*
Reviewed-by: Vineet Gupta <vgupta@synopsys.com>
Signed-off-by: Eugeniy Paltsev <Eugeniy.Paltsev@synopsys.com>
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
Diffstat (limited to 'arch/arc/Kconfig')
| -rw-r--r-- | arch/arc/Kconfig | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/arc/Kconfig b/arch/arc/Kconfig index eb3bcb206882..ff306246d0f8 100644 --- a/arch/arc/Kconfig +++ b/arch/arc/Kconfig @@ -445,6 +445,15 @@ config ARC_DSP_USERSPACE help DSP extension presence in HW, support save / restore DSP registers to run DSP-enabled userspace applications + +config ARC_DSP_AGU_USERSPACE + bool "Support DSP with AGU for userspace apps" + select ARC_HAS_ACCL_REGS + select ARC_DSP_HANDLED + select ARC_DSP_SAVE_RESTORE_REGS + help + DSP and AGU extensions presence in HW, support save / restore DSP + and AGU registers to run DSP-enabled userspace applications endchoice config ARC_IRQ_NO_AUTOSAVE |