From: catalin.marinas@arm.com (Catalin Marinas)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v7 3/8] arm64: introduce is_device_dma_coherent
Date: Fri, 7 Nov 2014 11:11:28 +0000 [thread overview]
Message-ID: <20141107111126.GB21875@localhost> (raw)
In-Reply-To: <20141107110524.GA21875@localhost>
On Fri, Nov 07, 2014 at 11:05:25AM +0000, Catalin Marinas wrote:
> BTW, drivers/xen/swiotlb-xen.c needs something like:
>
> dma_addr_t dev_addr = xen_phys_to_bus(phys_to_dma(phys));
>
> phys != bus address.
Wrong place, what I meant is when calling:
xen_dma_unmap_page(hwdev, phys_to_dma(paddr), size, dir, attrs);
--
Catalin
WARNING: multiple messages have this Message-ID (diff)
From: Catalin Marinas <catalin.marinas@arm.com>
To: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Cc: Will Deacon <Will.Deacon@arm.com>,
"xen-devel@lists.xensource.com" <xen-devel@lists.xensource.com>,
"konrad.wilk@oracle.com" <konrad.wilk@oracle.com>,
"Ian.Campbell@citrix.com" <Ian.Campbell@citrix.com>,
"david.vrabel@citrix.com" <david.vrabel@citrix.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>
Subject: Re: [PATCH v7 3/8] arm64: introduce is_device_dma_coherent
Date: Fri, 7 Nov 2014 11:11:28 +0000 [thread overview]
Message-ID: <20141107111126.GB21875@localhost> (raw)
In-Reply-To: <20141107110524.GA21875@localhost>
On Fri, Nov 07, 2014 at 11:05:25AM +0000, Catalin Marinas wrote:
> BTW, drivers/xen/swiotlb-xen.c needs something like:
>
> dma_addr_t dev_addr = xen_phys_to_bus(phys_to_dma(phys));
>
> phys != bus address.
Wrong place, what I meant is when calling:
xen_dma_unmap_page(hwdev, phys_to_dma(paddr), size, dir, attrs);
--
Catalin
next prev parent reply other threads:[~2014-11-07 11:11 UTC|newest]
Thread overview: 91+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-10-27 15:08 [PATCH v7 0/8] introduce GNTTABOP_cache_flush Stefano Stabellini
2014-10-27 15:08 ` Stefano Stabellini
2014-10-27 15:08 ` Stefano Stabellini
2014-10-27 15:09 ` [PATCH v7 1/8] xen/arm: remove handling of XENFEAT_grant_map_identity Stefano Stabellini
2014-10-27 15:09 ` Stefano Stabellini
2014-10-27 15:09 ` Stefano Stabellini
2014-10-27 15:09 ` [PATCH v7 2/8] xen/arm: remove outer_*_range call Stefano Stabellini
2014-10-27 15:09 ` Stefano Stabellini
2014-10-27 15:09 ` Stefano Stabellini
2014-10-27 15:09 ` [PATCH v7 3/8] arm64: introduce is_device_dma_coherent Stefano Stabellini
2014-10-27 15:09 ` Stefano Stabellini
2014-10-27 15:09 ` Stefano Stabellini
2014-11-03 10:46 ` Stefano Stabellini
2014-11-03 10:46 ` Stefano Stabellini
2014-11-03 10:46 ` Stefano Stabellini
2014-11-03 10:57 ` Will Deacon
2014-11-03 10:57 ` Will Deacon
2014-11-03 11:10 ` Stefano Stabellini
2014-11-03 11:10 ` Stefano Stabellini
2014-11-04 11:35 ` Grygorii Strashko
2014-11-04 11:35 ` Grygorii Strashko
2014-11-04 15:00 ` Stefano Stabellini
2014-11-04 15:00 ` Stefano Stabellini
2014-11-05 16:56 ` Catalin Marinas
2014-11-05 16:56 ` Catalin Marinas
2014-11-05 18:15 ` Stefano Stabellini
2014-11-05 18:15 ` Stefano Stabellini
2014-11-06 10:33 ` Catalin Marinas
2014-11-06 10:33 ` Catalin Marinas
2014-11-06 12:22 ` Stefano Stabellini
2014-11-06 12:22 ` Stefano Stabellini
2014-11-06 13:40 ` Catalin Marinas
2014-11-06 13:40 ` Catalin Marinas
2014-11-07 11:05 ` Catalin Marinas
2014-11-07 11:05 ` Catalin Marinas
2014-11-07 11:11 ` Catalin Marinas [this message]
2014-11-07 11:11 ` Catalin Marinas
2014-11-07 14:10 ` Stefano Stabellini
2014-11-07 14:10 ` Stefano Stabellini
2014-11-07 14:10 ` Stefano Stabellini
2014-11-07 14:10 ` Stefano Stabellini
2014-11-07 16:00 ` Catalin Marinas
2014-11-07 16:00 ` Catalin Marinas
2014-11-07 17:24 ` Stefano Stabellini
2014-11-07 17:24 ` Stefano Stabellini
2014-11-07 17:35 ` Stefano Stabellini
2014-11-07 17:35 ` Stefano Stabellini
2014-11-07 18:14 ` Catalin Marinas
2014-11-07 18:14 ` Catalin Marinas
2014-11-07 18:45 ` Stefano Stabellini
2014-11-07 18:45 ` Stefano Stabellini
2014-11-10 10:16 ` Catalin Marinas
2014-11-10 10:16 ` Catalin Marinas
2014-11-10 12:35 ` Stefano Stabellini
2014-11-10 12:35 ` Stefano Stabellini
2014-11-10 12:41 ` Stefano Stabellini
2014-11-10 12:41 ` Stefano Stabellini
2014-10-27 15:09 ` [PATCH v7 4/8] arm: " Stefano Stabellini
2014-10-27 15:09 ` Stefano Stabellini
2014-10-27 15:09 ` Stefano Stabellini
2014-11-03 10:55 ` Stefano Stabellini
2014-11-03 10:55 ` Stefano Stabellini
2014-11-03 10:55 ` Stefano Stabellini
2014-10-27 15:09 ` [PATCH v7 5/8] xen/arm: use is_device_dma_coherent Stefano Stabellini
2014-10-27 15:09 ` Stefano Stabellini
2014-10-27 15:09 ` Stefano Stabellini
2014-10-27 15:09 ` [PATCH v7 6/8] xen/arm/arm64: merge xen/mm32.c into xen/mm.c Stefano Stabellini
2014-10-27 15:09 ` Stefano Stabellini
2014-10-27 15:09 ` Stefano Stabellini
2014-11-07 14:22 ` Catalin Marinas
2014-11-07 14:22 ` Catalin Marinas
2014-11-07 15:28 ` Stefano Stabellini
2014-11-07 15:28 ` Stefano Stabellini
2014-11-07 16:03 ` Catalin Marinas
2014-11-07 16:03 ` Catalin Marinas
2014-11-07 16:46 ` Stefano Stabellini
2014-11-07 16:46 ` Stefano Stabellini
2014-10-27 15:09 ` [PATCH v7 7/8] xen/arm/arm64: introduce xen_arch_need_swiotlb Stefano Stabellini
2014-10-27 15:09 ` Stefano Stabellini
2014-10-27 15:09 ` Stefano Stabellini
2014-11-03 10:45 ` Stefano Stabellini
2014-11-03 10:45 ` Stefano Stabellini
2014-11-03 10:45 ` Stefano Stabellini
2014-11-03 11:01 ` [Xen-devel] " David Vrabel
2014-11-03 11:01 ` David Vrabel
2014-11-03 11:01 ` David Vrabel
2014-11-03 16:04 ` Konrad Rzeszutek Wilk
2014-11-03 16:04 ` Konrad Rzeszutek Wilk
2014-10-27 15:09 ` [PATCH v7 8/8] xen/arm: introduce GNTTABOP_cache_flush Stefano Stabellini
2014-10-27 15:09 ` Stefano Stabellini
2014-10-27 15:09 ` Stefano Stabellini
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