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crypto: ccp - Disable interrupts early on unload
Ensure that we disable interrupts first when shutting down the driver. Cc: <stable@vger.kernel.org> # 4.9.x+ Signed-off-by: Gary R Hook <ghook@amd.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
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@ -942,10 +942,10 @@ static void ccp5_destroy(struct ccp_device *ccp)
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iowrite32(cmd_q->qcontrol & ~CMD5_Q_RUN, cmd_q->reg_control);
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/* Disable the interrupts */
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iowrite32(SUPPORTED_INTERRUPTS, cmd_q->reg_interrupt_status);
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iowrite32(0x00, cmd_q->reg_int_enable);
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/* Clear the interrupt status */
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iowrite32(0x00, cmd_q->reg_int_enable);
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iowrite32(SUPPORTED_INTERRUPTS, cmd_q->reg_interrupt_status);
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ioread32(cmd_q->reg_int_status);
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ioread32(cmd_q->reg_status);
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}
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