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Message-ID: <BAE9DCEF64577A439B3A37F36F9B691C03BAD67D@orsmsx418.amr.corp.intel.com>
Date: Fri, 4 Jan 2008 13:47:02 -0800
From: "Nelson, Shannon" <shannon.nelson@...el.com>
To: "Williams, Dan J" <dan.j.williams@...el.com>,
<linux-kernel@...r.kernel.org>
Cc: <yur@...raft.com>, <hskinnemoen@...el.com>, <olof@...om.net>,
<wei.zhang@...escale.com>,
"Sosnowski, Maciej" <maciej.sosnowski@...el.com>
Subject: RE: [PATCH 3/4] async_tx: replace 'int_en' with operation preparationflags
>From: Williams, Dan J
>
>Pass a full set of flags to drivers' per-operation 'prep' routines.
>Currently the only flag passed is DMA_PREP_INTERRUPT. The
>expectation is
>that arch-specific async_tx_find_channel() implementations can
>exploit this
>capability to find the best channel for an operation.
>
>Signed-off-by: Dan Williams <dan.j.williams@...el.com>
>---
>
> crypto/async_tx/async_memcpy.c | 3 ++-
> crypto/async_tx/async_memset.c | 3 ++-
> crypto/async_tx/async_xor.c | 10 ++++++----
> drivers/dma/ioat_dma.c | 4 ++--
> drivers/dma/iop-adma.c | 20 ++++++++++----------
> include/asm-arm/arch-iop13xx/adma.h | 18 ++++++++++--------
> include/asm-arm/hardware/iop3xx-adma.h | 30
>+++++++++++++++++-------------
> include/linux/dmaengine.h | 17 +++++++++++++----
> 8 files changed, 62 insertions(+), 43 deletions(-)
Yep - this is good. This will allow us to add an interrupt request flag
to the transaction request in the future.
Acked by: Shannon Nelson <shannon.nelson@...el.com>
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