From: Jiang Liu <liuj97@gmail.com>
To: Vinod Koul <vinod.koul@intel.com>,
Dan Williams <dan.j.williams@intel.com>
Cc: Jiang Liu <jiang.liu@huawei.com>,
Keping Chen <chenkeping@huawei.com>,
linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org,
Jiang Liu <liuj97@gmail.com>
Subject: [PATCH v1 3/8] dmaengine: introduce CONFIG_DMA_ENGINE_HOTPLUG for DMA device hotplug
Date: Mon, 23 Apr 2012 21:51:44 +0800 [thread overview]
Message-ID: <1335189109-4871-4-git-send-email-jiang.liu@huawei.com> (raw)
In-Reply-To: <1335189109-4871-1-git-send-email-jiang.liu@huawei.com>
Introduce CONFIG_DMA_ENGINE_HOTPLUG to enable/disable DMA device hotplug logic.
Signed-off-by: Jiang Liu <liuj97@gmail.com>
---
drivers/dma/Kconfig | 6 ++++++
1 files changed, 6 insertions(+), 0 deletions(-)
diff --git a/drivers/dma/Kconfig b/drivers/dma/Kconfig
index cf9da36..aba92f0 100644
--- a/drivers/dma/Kconfig
+++ b/drivers/dma/Kconfig
@@ -62,6 +62,7 @@ config INTEL_IOATDMA
depends on PCI && X86
select DMA_ENGINE
select DCA
+ select DMA_ENGINE_HOTPLUG
select ASYNC_TX_DISABLE_PQ_VAL_DMA
select ASYNC_TX_DISABLE_XOR_VAL_DMA
help
@@ -263,6 +264,11 @@ config DMA_SA11X0
config DMA_ENGINE
bool
+config DMA_ENGINE_HOTPLUG
+ bool
+ default n
+ depends on DMA_ENGINE
+
comment "DMA Clients"
depends on DMA_ENGINE
--
1.7.5.4
next prev parent reply other threads:[~2012-04-23 13:51 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-04-23 13:51 [PATCH v1 0/8] enhance dmaengine core to support DMA device hotplug Jiang Liu
2012-04-23 13:51 ` [PATCH v1 1/8] dmaengine: enhance DMA channel reference count management Jiang Liu
2012-04-23 13:51 ` [PATCH v1 2/8] dmaengine: rebalance DMA channels when CPU hotplug happens Jiang Liu
2012-04-23 13:51 ` Jiang Liu [this message]
2012-04-23 13:51 ` [PATCH v1 4/8] dmaengine: use atomic_t for struct dma_chan->client_count field Jiang Liu
2012-04-23 13:51 ` [PATCH v1 5/8] dmaengine: enhance dma_async_device_unregister() to be called by drv->remove() Jiang Liu
2012-04-23 13:51 ` [PATCH v1 6/8] dmaengine: enhance network subsystem to support DMA device hotplug Jiang Liu
2012-04-23 18:30 ` Dan Williams
2012-04-24 2:30 ` Jiang Liu
2012-04-24 3:09 ` Dan Williams
2012-04-24 3:56 ` Jiang Liu
2012-04-25 15:47 ` Jiang Liu
2012-04-23 13:51 ` [PATCH v1 7/8] dmaengine: enhance ASYNC_TX " Jiang Liu
2012-04-23 13:51 ` [RFC PATCH v1 8/8] dmaengine: assign DMA channel to CPU according to NUMA affinity Jiang Liu
2012-04-23 16:40 ` [PATCH v1 0/8] enhance dmaengine core to support DMA device hotplug Dan Williams
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