From: Suman Tripathi <stripathi@apm.com>
Date: Tue, 6 Jan 2015 10:02:15 +0000 (+0530)
Subject: ahci_xgene: Implement the xgene_ahci_poll_reg_val to support PMP.
X-Git-Tag: fixes-v4.0-rc1~165^2~23
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=1540035da71;p=pandora-kernel.git

ahci_xgene: Implement the xgene_ahci_poll_reg_val to support PMP.

This patch implements the function xgene_ahci_poll_reg_val
to poll PxCI for multiple IDENTIFY DEVICE commands to finish before
restarting the DMA engine.

Signed-off-by: Suman Tripathi <stripathi@apm.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
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