From: Randy Dunlap <rdunlap@infradead•org>
To: Conor Dooley <conor@kernel•org>
Cc: Stephen Rothwell <sfr@canb•auug.org.au>,
Linux Next Mailing List <linux-next@vger•kernel.org>,
Linux Kernel Mailing List <linux-kernel@vger•kernel.org>,
linux-riscv <linux-riscv@lists•infradead.org>,
Geert Uytterhoeven <geert@linux-m68k•org>,
"Lad, Prabhakar" <prabhakar.csengg@gmail•com>
Subject: Re: linux-next: Tree for Nov 22 (riscv: DMA_GLOBAL_POOL)
Date: Thu, 30 Nov 2023 09:04:29 -0800 [thread overview]
Message-ID: <7372f74b-ad5a-4545-9d48-b5eed9005557@infradead.org> (raw)
In-Reply-To: <20231130-mothproof-tripod-fe35364591ee@spud>
On 11/30/23 08:35, Conor Dooley wrote:
> On Wed, Nov 22, 2023 at 02:37:43PM -0800, Randy Dunlap wrote:
>>
>>
>> On 11/21/23 19:52, Stephen Rothwell wrote:
>>> Hi all,
>>>
>>> Changes since 20231121:
>>>
>>
>> on riscv 32-bit:
>>
>> WARNING: unmet direct dependencies detected for DMA_GLOBAL_POOL
>> Depends on [n]: !ARCH_HAS_DMA_SET_UNCACHED [=n] && !DMA_DIRECT_REMAP [=y]
>> Selected by [y]:
>> - ARCH_R9A07G043 [=y] && SOC_RENESAS [=y] && RISCV [=y] && NONPORTABLE [=y] && RISCV_ALTERNATIVE [=y] && !RISCV_ISA_ZICBOM [=n] && RISCV_SBI [=y]
>>
>> WARNING: unmet direct dependencies detected for DMA_GLOBAL_POOL
>> Depends on [n]: !ARCH_HAS_DMA_SET_UNCACHED [=n] && !DMA_DIRECT_REMAP [=y]
>> Selected by [y]:
>> - ARCH_R9A07G043 [=y] && SOC_RENESAS [=y] && RISCV [=y] && NONPORTABLE [=y] && RISCV_ALTERNATIVE [=y] && !RISCV_ISA_ZICBOM [=n] && RISCV_SBI [=y]
>
> DMA_DIRECT_REMAP is selected by the T-HEAD CMO erratum.
> DMA_GLOBAL_POOL by the Andes CMO erratum.
>
> We could do
>
> diff --git a/drivers/soc/renesas/Kconfig b/drivers/soc/renesas/Kconfig
> index 0071864c2111..d8723fdf1e55 100644
> --- a/drivers/soc/renesas/Kconfig
> +++ b/drivers/soc/renesas/Kconfig
> @@ -339,6 +339,7 @@ if RISCV
>
> config ARCH_R9A07G043
> bool "RISC-V Platform support for RZ/Five"
> + depends on !DMA_DIRECT_REMAP
> depends on NONPORTABLE
> depends on RISCV_ALTERNATIVE
> depends on !RISCV_ISA_ZICBOM
OK, that works for me.
Tested-by: Randy Dunlap <rdunlap@infradead•org> # build-tested
Thanks.
--
~Randy
prev parent reply other threads:[~2023-11-30 17:04 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-11-22 3:52 linux-next: Tree for Nov 22 Stephen Rothwell
2023-11-22 22:37 ` linux-next: Tree for Nov 22 (riscv: DMA_GLOBAL_POOL) Randy Dunlap
2023-11-30 16:35 ` Conor Dooley
2023-11-30 17:04 ` Randy Dunlap [this message]
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