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From: Christoph Hellwig <hch@lst.de>
To: guoren@kernel.org
Cc: anup.patel@wdc.com, atish.patra@wdc.com,
	palmerdabbelt@google.com, christoph.muellner@vrull.eu,
	philipp.tomsich@vrull.eu, hch@lst.de, liush@allwinnertech.com,
	wefu@redhat.com, lazyparser@gmail.com, drew@beagleboard.org,
	linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org,
	taiten.peng@canonical.com, aniket.ponkshe@canonical.com,
	heinrich.schuchardt@canonical.com, gordan.markus@canonical.com,
	Guo Ren <guoren@linux.alibaba.com>
Subject: Re: [RFC PATCH V4 3/6] RISC-V: Support a new config option for non-coherent DMA
Date: Wed, 15 Sep 2021 09:48:27 +0200	[thread overview]
Message-ID: <20210915074827.GC20024@lst.de> (raw)
In-Reply-To: <20210911092139.79607-4-guoren@kernel.org>

On Sat, Sep 11, 2021 at 05:21:36PM +0800, guoren@kernel.org wrote:
> +	select DMA_GLOBAL_POOL
> +	select DMA_DIRECT_REMAP

No need to select DMA_GLOBAL_POOL when DMA_DIRECT_REMAP is select.

Also a patch just to add a option that is not selected and won't build
if selected does not make sense.

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  reply	other threads:[~2021-09-15  7:48 UTC|newest]

Thread overview: 38+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-09-11  9:21 [RFC PATCH V4 0/6] riscv: Add PBMT & DMA for D1 bringup guoren
2021-09-11  9:21 ` [RFC PATCH V4 1/6] riscv: pgtable: Add custom protection_map init guoren
2021-09-15  7:45   ` Christoph Hellwig
2021-09-15 23:52     ` Guo Ren
2021-09-11  9:21 ` [RFC PATCH V4 2/6] riscv: errata: pgtable: Add custom Svpbmt supported for Allwinner D1 guoren
2021-09-15  7:47   ` Christoph Hellwig
2021-09-16  0:48     ` Guo Ren
2021-09-16  7:31   ` Atish Patra
2021-09-11  9:21 ` [RFC PATCH V4 3/6] RISC-V: Support a new config option for non-coherent DMA guoren
2021-09-15  7:48   ` Christoph Hellwig [this message]
2021-09-16  1:20     ` Guo Ren
2021-09-16  4:39       ` Atish Patra
2021-09-16  6:09         ` Guo Ren
2021-09-11  9:21 ` [RFC PATCH V4 4/6] RISC-V: Implement arch_sync_dma* functions guoren
2021-09-15  7:50   ` Christoph Hellwig
2021-09-16  1:32     ` Guo Ren
2021-09-16  4:24       ` Anup Patel
2021-09-16  4:42         ` Atish Patra
2021-09-11  9:21 ` [RFC PATCH V4 5/6] riscv: errata: Support T-HEAD custom dcache ops guoren
2021-09-11  9:21 ` [RFC PATCH V4 6/6] riscv: soc: Add Allwinner SoC kconfig option guoren
2021-09-13  8:45   ` Maxime Ripard
2021-09-13  9:20     ` Guo Ren
2021-09-13 18:48       ` Randy Dunlap
2021-09-14  2:34         ` Guo Ren
2021-09-14  3:06           ` Randy Dunlap
2021-09-14  5:16             ` Anup Patel
2021-09-14  5:20               ` Randy Dunlap
2021-09-14  9:29           ` Arnd Bergmann
2021-09-14 10:07             ` Krzysztof Kozlowski
2021-09-14 10:13               ` Maxime Ripard
2021-09-14 12:09                 ` Krzysztof Kozlowski
2021-09-14 13:02                   ` Arnd Bergmann
2021-09-16  6:37             ` Guo Ren
2021-09-14  3:49     ` Heinrich Schuchardt
2021-09-14  5:16       ` Samuel Holland
2021-09-14  6:30         ` Heinrich Schuchardt
2021-09-14  7:20       ` Maxime Ripard
2021-09-14  9:26     ` Ben Dooks

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