From: Sam Ravnborg <sam-uyr5N9Q2VtJg9hUCZPvPmw@public.gmane.org>
To: Christoph Hellwig <hch-jcswGhMUV9g@public.gmane.org>
Cc: sparclinux-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
iommu-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org,
David Miller <davem-fT/PcQaiUtIeIZ0/mPfg9Q@public.gmane.org>
Subject: Re: [PATCH] sparc: use generic dma_noncoherent_ops
Date: Mon, 30 Jul 2018 21:41:18 +0200 [thread overview]
Message-ID: <20180730194118.GA31658@ravnborg.org> (raw)
In-Reply-To: <20180730161723.9445-1-hch-jcswGhMUV9g@public.gmane.org>
Hi Christoph.
On Mon, Jul 30, 2018 at 06:17:23PM +0200, Christoph Hellwig wrote:
> Switch to the generic noncoherent direct mapping implementation.
>
> This removes the previous sync_single_for_device implementation, which
> looks bogus given that no syncing is happening in the similar but more
> important map_single case.
>
> Signed-off-by: Christoph Hellwig <hch-jcswGhMUV9g@public.gmane.org>
> Acked-by: Sam Ravnborg <sam-uyr5N9Q2VtJg9hUCZPvPmw@public.gmane.org>
> ---
> Makefile | 2 +-
> arch/sparc/Kconfig | 2 +
> arch/sparc/include/asm/dma-mapping.h | 5 +-
> arch/sparc/kernel/ioport.c | 193 +++++----------------------
> 4 files changed, 36 insertions(+), 166 deletions(-)
>
> diff --git a/Makefile b/Makefile
> index 85f3481a56d6..8a3fd0c4a76e 100644
> --- a/Makefile
> +++ b/Makefile
> @@ -368,7 +368,7 @@ HOST_LOADLIBES := $(HOST_LFS_LIBS)
> # Make variables (CC, etc...)
> AS = $(CROSS_COMPILE)as
> LD = $(CROSS_COMPILE)ld
> -CC = $(CROSS_COMPILE)gcc
> +CC = sparc64-linux-gnu-gcc-8
> CPP = $(CC) -E
> AR = $(CROSS_COMPILE)ar
> NM = $(CROSS_COMPILE)nm
This sneaked in by accident...
Sam
next prev parent reply other threads:[~2018-07-30 19:41 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-07-30 16:17 [PATCH] sparc: use generic dma_noncoherent_ops Christoph Hellwig
[not found] ` <20180730161723.9445-1-hch-jcswGhMUV9g@public.gmane.org>
2018-07-30 19:41 ` Sam Ravnborg [this message]
-- strict thread matches above, loose matches on Subject: below --
2018-07-27 16:44 generic noncoherent dma ops for sparc32, 2nd resend Christoph Hellwig
[not found] ` <20180727164409.14873-1-hch-jcswGhMUV9g@public.gmane.org>
2018-07-27 16:44 ` [PATCH] sparc: use generic dma_noncoherent_ops Christoph Hellwig
[not found] ` <20180727164409.14873-2-hch-jcswGhMUV9g@public.gmane.org>
2018-07-27 21:05 ` Sam Ravnborg
[not found] ` <20180727210548.GA1476-uyr5N9Q2VtJg9hUCZPvPmw@public.gmane.org>
2018-07-30 8:02 ` Christoph Hellwig
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