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: [v3,1/3] dmaengine: imx-sdma: add SDMA_BD_MAX_CNT to replace '0xffff' From: Robin Gong Message-Id: <1532367972-29707-2-git-send-email-yibin.gong@nxp.com> Date: Tue, 24 Jul 2018 01:46:10 +0800 To: vkoul@kernel.org, dan.j.williams@intel.com, s.hauer@pengutronix.de, linux@armlinux.org.uk Cc: linux-arm-kernel@lists.infradead.org, kernel@pengutronix.de, dmaengine@vger.kernel.org, linux-kernel@vger.kernel.org, linux-imx@nxp.com List-ID: QWRkIG1hY3JvIFNETUFfQkRfTUFYX0NOVCB0byByZXBsYWNlICcweGZmZmYnLgoKU2lnbmVkLW9m Zi1ieTogUm9iaW4gR29uZyA8eWliaW4uZ29uZ0BueHAuY29tPgotLS0KIGRyaXZlcnMvZG1hL2lt eC1zZG1hLmMgfCAxMSArKysrKystLS0tLQogMSBmaWxlIGNoYW5nZWQsIDYgaW5zZXJ0aW9ucygr KSwgNSBkZWxldGlvbnMoLSkKCmRpZmYgLS1naXQgYS9kcml2ZXJzL2RtYS9pbXgtc2RtYS5jIGIv ZHJpdmVycy9kbWEvaW14LXNkbWEuYwppbmRleCAzYjYyMmQ2Li5lM2Q1ZTczIDEwMDY0NAotLS0g YS9kcml2ZXJzL2RtYS9pbXgtc2RtYS5jCisrKyBiL2RyaXZlcnMvZG1hL2lteC1zZG1hLmMKQEAg LTE4NSw2ICsxODUsNyBAQAogICogTW9kZS9Db3VudCBvZiBkYXRhIG5vZGUgZGVzY3JpcHRvcnMg LSBJUEN2MgogICovCiBzdHJ1Y3Qgc2RtYV9tb2RlX2NvdW50IHsKKyNkZWZpbmUgU0RNQV9CRF9N QVhfQ05UCTB4ZmZmZgogCXUzMiBjb3VudCAgIDogMTY7IC8qIHNpemUgb2YgdGhlIGJ1ZmZlciBw b2ludGVkIGJ5IHRoaXMgQkQgKi8KIAl1MzIgc3RhdHVzICA6ICA4OyAvKiBFLFIsSSxDLFcsRCBz dGF0dXMgYml0cyBzdG9yZWQgaGVyZSAqLwogCXUzMiBjb21tYW5kIDogIDg7IC8qIGNvbW1hbmQg bW9zdGx5IHVzZWQgZm9yIGNoYW5uZWwgMCAqLwpAQCAtMTM0NCw5ICsxMzQ1LDkgQEAgc3RhdGlj IHN0cnVjdCBkbWFfYXN5bmNfdHhfZGVzY3JpcHRvciAqc2RtYV9wcmVwX3NsYXZlX3NnKAogCiAJ CWNvdW50ID0gc2dfZG1hX2xlbihzZyk7CiAKLQkJaWYgKGNvdW50ID4gMHhmZmZmKSB7CisJCWlm IChjb3VudCA+IFNETUFfQkRfTUFYX0NOVCkgewogCQkJZGV2X2VycihzZG1hLT5kZXYsICJTRE1B IGNoYW5uZWwgJWQ6IG1heGltdW0gYnl0ZXMgZm9yIHNnIGVudHJ5IGV4Y2VlZGVkOiAlZCA+ICVk XG4iLAotCQkJCQljaGFubmVsLCBjb3VudCwgMHhmZmZmKTsKKwkJCQkJY2hhbm5lbCwgY291bnQs IFNETUFfQkRfTUFYX0NOVCk7CiAJCQlnb3RvIGVycl9iZF9vdXQ7CiAJCX0KIApAQCAtMTQyMSw5 ICsxNDIyLDkgQEAgc3RhdGljIHN0cnVjdCBkbWFfYXN5bmNfdHhfZGVzY3JpcHRvciAqc2RtYV9w cmVwX2RtYV9jeWNsaWMoCiAKIAlzZG1hYy0+ZmxhZ3MgfD0gSU1YX0RNQV9TR19MT09QOwogCi0J aWYgKHBlcmlvZF9sZW4gPiAweGZmZmYpIHsKKwlpZiAocGVyaW9kX2xlbiA+IFNETUFfQkRfTUFY X0NOVCkgewogCQlkZXZfZXJyKHNkbWEtPmRldiwgIlNETUEgY2hhbm5lbCAlZDogbWF4aW11bSBw ZXJpb2Qgc2l6ZSBleGNlZWRlZDogJXp1ID4gJWRcbiIsCi0JCQkJY2hhbm5lbCwgcGVyaW9kX2xl biwgMHhmZmZmKTsKKwkJCQljaGFubmVsLCBwZXJpb2RfbGVuLCBTRE1BX0JEX01BWF9DTlQpOwog CQlnb3RvIGVycl9iZF9vdXQ7CiAJfQogCkBAIC0xOTcwLDcgKzE5NzEsNyBAQCBzdGF0aWMgaW50 IHNkbWFfcHJvYmUoc3RydWN0IHBsYXRmb3JtX2RldmljZSAqcGRldikKIAlzZG1hLT5kbWFfZGV2 aWNlLnJlc2lkdWVfZ3JhbnVsYXJpdHkgPSBETUFfUkVTSURVRV9HUkFOVUxBUklUWV9TRUdNRU5U OwogCXNkbWEtPmRtYV9kZXZpY2UuZGV2aWNlX2lzc3VlX3BlbmRpbmcgPSBzZG1hX2lzc3VlX3Bl bmRpbmc7CiAJc2RtYS0+ZG1hX2RldmljZS5kZXYtPmRtYV9wYXJtcyA9ICZzZG1hLT5kbWFfcGFy bXM7Ci0JZG1hX3NldF9tYXhfc2VnX3NpemUoc2RtYS0+ZG1hX2RldmljZS5kZXYsIDY1NTM1KTsK KwlkbWFfc2V0X21heF9zZWdfc2l6ZShzZG1hLT5kbWFfZGV2aWNlLmRldiwgU0RNQV9CRF9NQVhf Q05UKTsKIAogCXBsYXRmb3JtX3NldF9kcnZkYXRhKHBkZXYsIHNkbWEpOwogCg==