Commit fc8ae11b authored by Weili Qian's avatar Weili Qian Committed by Herbert Xu
Browse files

crypto: hisilicon/qm - remove unnecessary code in qm_mb_write() 



Since the HiSilicon accelerator is used only on the
ARM64 architectures, the implementations for other
architectures are not needed, so remove the unnecessary code.

Signed-off-by: default avatarWeili Qian <qianweili@huawei.com>
Signed-off-by: default avatarChenghai Huang <huangchenghai2@huawei.com>
Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
parent ebf35d8f

drivers/crypto/hisilicon/qm.c

+2 −12
Original line number Diff line number Diff line
@@ -596,19 +596,9 @@ EXPORT_SYMBOL_GPL(hisi_qm_wait_mb_ready); 
/* 128 bit should be written to hardware at one time to trigger a mailbox */

static void qm_mb_write(struct hisi_qm *qm, const void *src)

{

	void __iomem *fun_base = qm->io_base + QM_MB_CMD_SEND_BASE;



#if IS_ENABLED(CONFIG_ARM64)

	unsigned long tmp0 = 0, tmp1 = 0;

#endif



	if (!IS_ENABLED(CONFIG_ARM64)) {

		memcpy_toio(fun_base, src, 16);

		dma_wmb();

		return;

	}



#if IS_ENABLED(CONFIG_ARM64)

	void __iomem *fun_base = qm->io_base + QM_MB_CMD_SEND_BASE;

	unsigned long tmp0, tmp1;

	/*

	 * The dmb oshst instruction ensures that the data in the

	 * mailbox is written before it is sent to the hardware.