Re: [PATCH] arm64: fpsimd: Added API to manage fpsimd state inside kernel

2020-06-15 Thread Dave Martin
On Thu, Jun 11, 2020 at 03:11:02PM +0100, Catalin Marinas wrote: > On Thu, Jun 11, 2020 at 06:42:12PM +0900, Wooyeon Kim wrote: > > I am in charge of camera driver development in Samsung S.LSI division. > > > > In order to guarantee real time processing such as Camera 3A algorithm in > > current o

Re: [PATCH] arm64: fpsimd: Added API to manage fpsimd state inside kernel

2020-06-11 Thread Catalin Marinas
On Thu, Jun 11, 2020 at 06:42:12PM +0900, Wooyeon Kim wrote: > I am in charge of camera driver development in Samsung S.LSI division. > > In order to guarantee real time processing such as Camera 3A algorithm in > current or ongoing projects, prebuilt binary is loaded and used in kernel > space, r

Re: [PATCH] arm64: fpsimd: Added API to manage fpsimd state inside kernel

2020-06-11 Thread Mark Rutland
On Thu, Jun 11, 2020 at 06:17:32PM +0900, ??? wrote: > > On Fri, Jun 05, 2020 at 11:37:05AM +0100, Mark Rutland wrote: > > > Please introduce the problem you are trying to solve in more detail. > > > We already have kernel_neon_{begin,end}() for kernel-mode NEON; why is > > > that not sufficient fo

RE: [PATCH] arm64: fpsimd: Added API to manage fpsimd state inside kernel

2020-06-11 Thread Wooyeon Kim
(Previous Mail account information is broken and send again. Sorry for inconvenience) Dear Dave Martin & Mark Rutland Thank you for your kind answer. > On Fri, Jun 05, 2020 at 11:37:05AM +0100, Mark Rutland wrote: > > Hi Wooyeon, > > > > There are a *lot* of people Cc' here, many of whomo will f

회수: [PATCH] arm64: fpsimd: Added API to manage fpsimd state inside kernel

2020-06-11 Thread 김우연
김우연이(가) "[PATCH] arm64: fpsimd: Added API to manage fpsimd state inside kernel" 메시지를 회수하려고 합니다. <>

RE: [PATCH] arm64: fpsimd: Added API to manage fpsimd state inside kernel

2020-06-11 Thread ???
Dear Dave Martin & Mark Rutland Thank you for your kind answer. > On Fri, Jun 05, 2020 at 11:37:05AM +0100, Mark Rutland wrote: > > Hi Wooyeon, > > > > There are a *lot* of people Cc' here, many of whomo will find this > > irrelevant. Please try to keep the Cc list constrained to a reasonable > >

Re: [PATCH] arm64: fpsimd: Added API to manage fpsimd state inside kernel

2020-06-08 Thread Dave Martin
On Fri, Jun 05, 2020 at 11:37:05AM +0100, Mark Rutland wrote: > Hi Wooyeon, > > There are a *lot* of people Cc' here, many of whomo will find this > irrelevant. Please try to keep the Cc list constrained to a reasonable > number of interested parties. > > On Fri, Jun 05, 2020 at 04:30:52PM +0900,

Re: [PATCH] arm64: fpsimd: Added API to manage fpsimd state inside kernel

2020-06-05 Thread Mark Rutland
Hi Wooyeon, There are a *lot* of people Cc' here, many of whomo will find this irrelevant. Please try to keep the Cc list constrained to a reasonable number of interested parties. On Fri, Jun 05, 2020 at 04:30:52PM +0900, Wooyeon Kim wrote: > From: Wooki Min > > This is an patch to use FPS

[PATCH] arm64: fpsimd: Added API to manage fpsimd state inside kernel

2020-06-05 Thread Wooyeon Kim
From: Wooki Min This is an patch to use FPSIMD register in Kernel space. It need to manage to use FPSIMD register without damaging it of the user task. Following items have been implemented and added. 1. Using FPSIMD in ISR (in_interrupt) It can used __efi_fpsimd