Re: [PATCH 4/5] ARC: add support for DSP-enabled userspace applications

2020-01-09 Thread Vineet Gupta
On 1/9/20 11:01 AM, Eugeniy Paltsev wrote: > Hi Vineet, > >> From: Vineet Gupta >> On 12/27/19 10:03 AM, Eugeniy Paltsev wrote: >>> To be able to run DSP-enabled userspace applications we need to >>> save and restore following DSP-related registers: >>> At IRQ/exception entry/exit: >>> *

Re: [PATCH 4/5] ARC: add support for DSP-enabled userspace applications

2020-01-09 Thread Eugeniy Paltsev
Hi Vineet, >From: Vineet Gupta >On 12/27/19 10:03 AM, Eugeniy Paltsev wrote: >> To be able to run DSP-enabled userspace applications we need to >> save and restore following DSP-related registers: >> At IRQ/exception entry/exit: >> * ACC0_GLO, ACC0_GHI, DSP_CTRL >> * ACC0_LO, ACC0_HI (we

Re: [PATCH v2 1/9] iomap: Constify ioreadX() iomem argument (as in generic implementation)

2020-01-09 Thread Geert Uytterhoeven
On Wed, Jan 8, 2020 at 9:05 PM Krzysztof Kozlowski wrote: > The ioreadX() and ioreadX_rep() helpers have inconsistent interface. On > some architectures void *__iomem address argument is a pointer to const, > on some not. > > Implementations of ioreadX() do not modify the memory under the