[PATCH 03/14] cxl: Enable bus mastering for devices using CAPP DMA mode

Frederic Barrat fbarrat at linux.vnet.ibm.com
Thu Jul 7 02:37:15 AEST 2016

Le 04/07/2016 15:22, Ian Munsie a écrit :
> From: Ian Munsie <imunsie at au1.ibm.com>
> Devices that use CAPP DMA mode (such as the Mellanox CX4) require bus
> master to be enabled in order for the CAPI traffic to flow. This should
> be harmless to enable for other cxl devices, so unconditionally enable
> it in the adapter init flow.
> Signed-off-by: Ian Munsie <imunsie at au1.ibm.com>

Reviewed-by: Frederic Barrat <fbarrat at linux.vnet.ibm.com>

More information about the Linuxppc-dev mailing list