From mboxrd@z Thu Jan 1 00:00:00 1970 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: base64 Subject: [v2] dmaengine: dmatest: add norandom option From: Yang Shunyong Message-Id: <1517388999-15399-1-git-send-email-shunyong.yang@hxt-semitech.com> Date: Wed, 31 Jan 2018 16:56:39 +0800 To: vinod.koul@intel.com Cc: dan.j.williams@intel.com, dmaengine@vger.kernel.org, linux-kernel@vger.kernel.org, Yang Shunyong , Joey Zheng List-ID: RXhpc3Rpbmcgb3B0aW9uIG5vdmVyaWZ5IGRpc2FibGVzIGJvdGggcmFuZG9tIHNyYy9kc3QgYWRk cmVzcyBvZmZzZXQKc2V0dXAgYW5kIGRhdGEgdmVyaWZpY2F0aW9uLiBTb21ldGltZXMsIHdlIG5l ZWQgdG8gY29udHJvbCByYW5kb20Kc3JjL2RzdCBhZGRyZXNzIHNldHVwIGFuZCB2ZXJpZmljYXRp b24gc2VwYXJhdGVseSwgc3VjaCBhcyBkaXNhYmxpbmcKcmFuZG9tIHRvIG1ha2Ugc3VyZSB0aGF0 IHRlc3QgY292ZXJzIGFkZHJlc3NlcyBpbiBhbGwgaW50ZXJsZWF2aW5nCmJhbmtzLCBidXQgZGF0 YSB2ZXJpZmljYXRpb24gaXMgc3RpbGwgcGVyZm9ybWVkLgoKVGhpcyBwYXRjaCBhZGRzIG9wdGlv biBub3JhbmRvbSB0byBkaXNhYmxlIHJhbmRvbSBvZmZzZXQgc2V0dXAuIE9wdGlvbgpub3Zlcmlm eSBoYXMgYmVlbiBjaGFuZ2VkIHRvIGRpc2FibGUgZGF0YSB2ZXJpZmljYXRpb24gb25seS4KCkNj OiBKb2V5IFpoZW5nIDx5dS56aGVuZ0BoeHQtc2VtaXRlY2guY29tPgpTaWduZWQtb2ZmLWJ5OiBZ YW5nIFNodW55b25nIDxzaHVueW9uZy55YW5nQGh4dC1zZW1pdGVjaC5jb20+Ci0tLQoKdjI6IGNo YW5nZSB0byBzeW1ib2xpYyBwZXJtaXNzaW9ucy4KCi0tLQogZHJpdmVycy9kbWEvZG1hdGVzdC5j IHwgMTYgKysrKysrKysrKysrLS0tLQogMSBmaWxlIGNoYW5nZWQsIDEyIGluc2VydGlvbnMoKyks IDQgZGVsZXRpb25zKC0pCgpkaWZmIC0tZ2l0IGEvZHJpdmVycy9kbWEvZG1hdGVzdC5jIGIvZHJp dmVycy9kbWEvZG1hdGVzdC5jCmluZGV4IDgwY2MyYmU2NDgzYy4uZTVlMzlmODEzMWFiIDEwMDY0 NAotLS0gYS9kcml2ZXJzL2RtYS9kbWF0ZXN0LmMKKysrIGIvZHJpdmVycy9kbWEvZG1hdGVzdC5j CkBAIC03NCw3ICs3NCwxMSBAQAogCiBzdGF0aWMgYm9vbCBub3ZlcmlmeTsKIG1vZHVsZV9wYXJh bShub3ZlcmlmeSwgYm9vbCwgU19JUlVHTyB8IFNfSVdVU1IpOwotTU9EVUxFX1BBUk1fREVTQyhu b3ZlcmlmeSwgIkRpc2FibGUgcmFuZG9tIGRhdGEgc2V0dXAgYW5kIHZlcmlmaWNhdGlvbiIpOwor TU9EVUxFX1BBUk1fREVTQyhub3ZlcmlmeSwgIkRpc2FibGUgZGF0YSB2ZXJpZmljYXRpb24gKGRl ZmF1bHQ6IHZlcmlmeSkiKTsKKworc3RhdGljIGJvb2wgbm9yYW5kb207Cittb2R1bGVfcGFyYW0o bm9yYW5kb20sIGJvb2wsIFNfSVJVR08gfCBTX0lXVVNSKTsKK01PRFVMRV9QQVJNX0RFU0Mobm9y YW5kb20sICJEaXNhYmxlIHJhbmRvbSBvZmZzZXQgc2V0dXAgKGRlZmF1bHQ6IHJhbmRvbSkiKTsK IAogc3RhdGljIGJvb2wgdmVyYm9zZTsKIG1vZHVsZV9wYXJhbSh2ZXJib3NlLCBib29sLCBTX0lS VUdPIHwgU19JV1VTUik7CkBAIC0xMDMsNiArMTA3LDcgQEAgc3RydWN0IGRtYXRlc3RfcGFyYW1z IHsKIAl1bnNpZ25lZCBpbnQJcHFfc291cmNlczsKIAlpbnQJCXRpbWVvdXQ7CiAJYm9vbAkJbm92 ZXJpZnk7CisJYm9vbAkJbm9yYW5kb207CiB9OwogCiAvKioKQEAgLTU3NSw3ICs1ODAsNyBAQCBz dGF0aWMgaW50IGRtYXRlc3RfZnVuYyh2b2lkICpkYXRhKQogCQkJYnJlYWs7CiAJCX0KIAotCQlp ZiAocGFyYW1zLT5ub3ZlcmlmeSkKKwkJaWYgKHBhcmFtcy0+bm9yYW5kb20pCiAJCQlsZW4gPSBw YXJhbXMtPmJ1Zl9zaXplOwogCQllbHNlCiAJCQlsZW4gPSBkbWF0ZXN0X3JhbmRvbSgpICUgcGFy YW1zLT5idWZfc2l6ZSArIDE7CkBAIC01ODYsMTcgKzU5MSwxOSBAQCBzdGF0aWMgaW50IGRtYXRl c3RfZnVuYyh2b2lkICpkYXRhKQogCiAJCXRvdGFsX2xlbiArPSBsZW47CiAKLQkJaWYgKHBhcmFt cy0+bm92ZXJpZnkpIHsKKwkJaWYgKHBhcmFtcy0+bm9yYW5kb20pIHsKIAkJCXNyY19vZmYgPSAw OwogCQkJZHN0X29mZiA9IDA7CiAJCX0gZWxzZSB7Ci0JCQlzdGFydCA9IGt0aW1lX2dldCgpOwog CQkJc3JjX29mZiA9IGRtYXRlc3RfcmFuZG9tKCkgJSAocGFyYW1zLT5idWZfc2l6ZSAtIGxlbiAr IDEpOwogCQkJZHN0X29mZiA9IGRtYXRlc3RfcmFuZG9tKCkgJSAocGFyYW1zLT5idWZfc2l6ZSAt IGxlbiArIDEpOwogCiAJCQlzcmNfb2ZmID0gKHNyY19vZmYgPj4gYWxpZ24pIDw8IGFsaWduOwog CQkJZHN0X29mZiA9IChkc3Rfb2ZmID4+IGFsaWduKSA8PCBhbGlnbjsKKwkJfQogCisJCWlmICgh cGFyYW1zLT5ub3ZlcmlmeSkgeworCQkJc3RhcnQgPSBrdGltZV9nZXQoKTsKIAkJCWRtYXRlc3Rf aW5pdF9zcmNzKHRocmVhZC0+c3Jjcywgc3JjX29mZiwgbGVuLAogCQkJCQkgIHBhcmFtcy0+YnVm X3NpemUsIGlzX21lbXNldCk7CiAJCQlkbWF0ZXN0X2luaXRfZHN0cyh0aHJlYWQtPmRzdHMsIGRz dF9vZmYsIGxlbiwKQEAgLTk3NSw2ICs5ODIsNyBAQCBzdGF0aWMgdm9pZCBydW5fdGhyZWFkZWRf dGVzdChzdHJ1Y3QgZG1hdGVzdF9pbmZvICppbmZvKQogCXBhcmFtcy0+cHFfc291cmNlcyA9IHBx X3NvdXJjZXM7CiAJcGFyYW1zLT50aW1lb3V0ID0gdGltZW91dDsKIAlwYXJhbXMtPm5vdmVyaWZ5 ID0gbm92ZXJpZnk7CisJcGFyYW1zLT5ub3JhbmRvbSA9IG5vcmFuZG9tOwogCiAJcmVxdWVzdF9j aGFubmVscyhpbmZvLCBETUFfTUVNQ1BZKTsKIAlyZXF1ZXN0X2NoYW5uZWxzKGluZm8sIERNQV9N RU1TRVQpOwo=