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authorSherry Sun <sherry.sun@nxp.com>2020-09-29 17:11:06 +0800
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2020-10-02 15:57:29 +0200
commit675f0ad4046946e80412896436164d172cd92238 (patch)
treeecf650b3f3e2d67fa0857b2e2fd8b70dabba8ca8 /drivers/bus
parentcc1a2679865a94b83804822996eed010a50a7c1d (diff)
mic: vop: copy data to kernel space then write to io memory
Read and write io memory should address align on ARCH ARM. Change to use memcpy_toio to avoid kernel panic caused by the address un-align issue. Signed-off-by: Sherry Sun <sherry.sun@nxp.com> Signed-off-by: Joakim Zhang <qiangqing.zhang@nxp.com> Link: https://lore.kernel.org/r/20200929091106.24624-5-sherry.sun@nxp.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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