From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Subject: Re: [PATCH v3 4/4] MIPS: Deprecate VPE Loader References: <1476193356-1350-1-git-send-email-matt.redfearn@imgtec.com> <1476193356-1350-5-git-send-email-matt.redfearn@imgtec.com> From: Matt Redfearn Message-ID: <18cd1cf2-761e-82f1-5225-26328f1aba7e@imgtec.com> Date: Mon, 17 Oct 2016 12:01:25 +0100 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset="windows-1252"; format=flowed Content-Transfer-Encoding: 7bit To: Hauke Mehrtens , Ralf Baechle , Bjorn Andersson , Ohad Ben-Cohen , Thomas Gleixner Cc: linux-mips@linux-mips.org, linux-remoteproc@vger.kernel.org, lisa.parratt@imgtec.com, linux-kernel@vger.kernel.org, olaf.wachendorf@intel.com, hauke.mehrtens@intel.com List-ID: Hi Hauke, On 12/10/16 12:09, Hauke Mehrtens wrote: > This interface is currently used by the Intel / Lantiq voice Firmware. > This firmware is used by all Intel / Lantiq MIPS SoCs when they should > support analog voice. > > What is the proposed timeline for the removal of this interface? Ultimately I guess that's Ralf's call, but when I've discussed this with him previously, he wasn't aware of any users of this feature. But if there are indeed active users then that will slow down it's removal to give them sufficient time to migrate or otherwise stop using it. Thanks, Matt > > Hauke > > On 10/11/2016 03:42 PM, Matt Redfearn wrote: >> The MIPS remote processor driver (CONFIG_MIPS_RPROC) provides a more >> standard mechanism for using one or more VPs as coprocessors running >> separate firmware. >> >> Here we deprecate this mechanism before it is removed. >> >> Signed-off-by: Matt Redfearn >> --- >> >> Changes in v3: None >> Changes in v2: None >> >> arch/mips/Kconfig | 5 ++++- >> 1 file changed, 4 insertions(+), 1 deletion(-) >> >> diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig >> index fd2468e71e63..3e767c373c7b 100644 >> --- a/arch/mips/Kconfig >> +++ b/arch/mips/Kconfig >> @@ -2264,7 +2264,7 @@ comment "MIPS R2-to-R6 emulator is only available for UP kernels" >> depends on SMP && CPU_MIPSR6 >> >> config MIPS_VPE_LOADER >> - bool "VPE loader support." >> + bool "VPE loader support (DEPRECATED)" >> depends on SYS_SUPPORTS_MULTITHREADING && MODULES >> select CPU_MIPSR2_IRQ_VI >> select CPU_MIPSR2_IRQ_EI >> @@ -2273,6 +2273,9 @@ config MIPS_VPE_LOADER >> Includes a loader for loading an elf relocatable object >> onto another VPE and running it. >> >> + Unless you have a specific need, you should use CONFIG_MIPS_RPROC >> + instead of this. >> + >> config MIPS_VPE_LOADER_CMP >> bool >> default "y" >> From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S934871AbcJQLBg (ORCPT ); Mon, 17 Oct 2016 07:01:36 -0400 Received: from mailapp02.imgtec.com ([217.156.133.132]:48532 "EHLO mailapp01.imgtec.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S933252AbcJQLB3 (ORCPT ); Mon, 17 Oct 2016 07:01:29 -0400 Subject: Re: [PATCH v3 4/4] MIPS: Deprecate VPE Loader To: Hauke Mehrtens , Ralf Baechle , Bjorn Andersson , Ohad Ben-Cohen , Thomas Gleixner References: <1476193356-1350-1-git-send-email-matt.redfearn@imgtec.com> <1476193356-1350-5-git-send-email-matt.redfearn@imgtec.com> CC: , , , , , From: Matt Redfearn Message-ID: <18cd1cf2-761e-82f1-5225-26328f1aba7e@imgtec.com> Date: Mon, 17 Oct 2016 12:01:25 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.2.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset="windows-1252"; format=flowed Content-Transfer-Encoding: 7bit X-Originating-IP: [10.150.130.83] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Hauke, On 12/10/16 12:09, Hauke Mehrtens wrote: > This interface is currently used by the Intel / Lantiq voice Firmware. > This firmware is used by all Intel / Lantiq MIPS SoCs when they should > support analog voice. > > What is the proposed timeline for the removal of this interface? Ultimately I guess that's Ralf's call, but when I've discussed this with him previously, he wasn't aware of any users of this feature. But if there are indeed active users then that will slow down it's removal to give them sufficient time to migrate or otherwise stop using it. Thanks, Matt > > Hauke > > On 10/11/2016 03:42 PM, Matt Redfearn wrote: >> The MIPS remote processor driver (CONFIG_MIPS_RPROC) provides a more >> standard mechanism for using one or more VPs as coprocessors running >> separate firmware. >> >> Here we deprecate this mechanism before it is removed. >> >> Signed-off-by: Matt Redfearn >> --- >> >> Changes in v3: None >> Changes in v2: None >> >> arch/mips/Kconfig | 5 ++++- >> 1 file changed, 4 insertions(+), 1 deletion(-) >> >> diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig >> index fd2468e71e63..3e767c373c7b 100644 >> --- a/arch/mips/Kconfig >> +++ b/arch/mips/Kconfig >> @@ -2264,7 +2264,7 @@ comment "MIPS R2-to-R6 emulator is only available for UP kernels" >> depends on SMP && CPU_MIPSR6 >> >> config MIPS_VPE_LOADER >> - bool "VPE loader support." >> + bool "VPE loader support (DEPRECATED)" >> depends on SYS_SUPPORTS_MULTITHREADING && MODULES >> select CPU_MIPSR2_IRQ_VI >> select CPU_MIPSR2_IRQ_EI >> @@ -2273,6 +2273,9 @@ config MIPS_VPE_LOADER >> Includes a loader for loading an elf relocatable object >> onto another VPE and running it. >> >> + Unless you have a specific need, you should use CONFIG_MIPS_RPROC >> + instead of this. >> + >> config MIPS_VPE_LOADER_CMP >> bool >> default "y" >>