diff options
| 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/include/asm/dsp.h | |
| parent | 7321e2ea0d6aece516a9c0827028ecda2ccaeae9 (diff) | |
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/include/asm/dsp.h')
| -rw-r--r-- | arch/arc/include/asm/dsp.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/arc/include/asm/dsp.h b/arch/arc/include/asm/dsp.h index b016f4d2a09f..202c78e56704 100644 --- a/arch/arc/include/asm/dsp.h +++ b/arch/arc/include/asm/dsp.h @@ -17,6 +17,11 @@ */ struct dsp_callee_regs { unsigned long ACC0_GLO, ACC0_GHI, DSP_BFLY0, DSP_FFT_CTRL; +#ifdef CONFIG_ARC_DSP_AGU_USERSPACE + unsigned long AGU_AP0, AGU_AP1, AGU_AP2, AGU_AP3; + unsigned long AGU_OS0, AGU_OS1; + unsigned long AGU_MOD0, AGU_MOD1, AGU_MOD2, AGU_MOD3; +#endif }; #endif /* !__ASSEMBLY__ */ |