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: [3/6] dma: tegra: fix incorrect case of DMA From: Ben Dooks Message-Id: <20181031160309.20408-4-ben.dooks@codethink.co.uk> Date: Wed, 31 Oct 2018 16:03:06 +0000 To: dan.j.williams@intel.com, vkoul@kernel.org Cc: ldewangan@nvidia.com, dmaengine@vger.kernel.org, linux-tegra@vger.kernel.org, Ben Dooks List-ID: VGhlIHVzZSBvZiBEbWEgaXMgYW5ub3lpbmcsIHNpbmNlIGl0IGlzIGFuIGFjcm9ueW0gc28gc2hv dWxkIGJlIGFsbAp1cHBlciBjYXNlLiBGaXggdGhpcyB0aHJvdWdob3V0IHRoZSBkcml2ZXIuCgpT aWduZWQtb2ZmLWJ5OiBCZW4gRG9va3MgPGJlbi5kb29rc0Bjb2RldGhpbmsuY28udWs+Ci0tLQog ZHJpdmVycy9kbWEvdGVncmEyMC1hcGItZG1hLmMgfCAxNCArKysrKysrLS0tLS0tLQogMSBmaWxl IGNoYW5nZWQsIDcgaW5zZXJ0aW9ucygrKSwgNyBkZWxldGlvbnMoLSkKCmRpZmYgLS1naXQgYS9k cml2ZXJzL2RtYS90ZWdyYTIwLWFwYi1kbWEuYyBiL2RyaXZlcnMvZG1hL3RlZ3JhMjAtYXBiLWRt YS5jCmluZGV4IGFkZmQ5MThiYWVkYy4uNGY3ZDFlNTc2ZDAzIDEwMDY0NAotLS0gYS9kcml2ZXJz L2RtYS90ZWdyYTIwLWFwYi1kbWEuYworKysgYi9kcml2ZXJzL2RtYS90ZWdyYTIwLWFwYi1kbWEu YwpAQCAtMTQ2LDcgKzE0Niw3IEBAIHN0cnVjdCB0ZWdyYV9kbWFfY2hhbm5lbF9yZWdzIHsKIH07 CiAKIC8qCi0gKiB0ZWdyYV9kbWFfc2dfcmVxOiBEbWEgcmVxdWVzdCBkZXRhaWxzIHRvIGNvbmZp Z3VyZSBoYXJkd2FyZS4gVGhpcworICogdGVncmFfZG1hX3NnX3JlcTogRE1BIHJlcXVlc3QgZGV0 YWlscyB0byBjb25maWd1cmUgaGFyZHdhcmUuIFRoaXMKICAqIGNvbnRhaW5zIHRoZSBkZXRhaWxz IGZvciBvbmUgdHJhbnNmZXIgdG8gY29uZmlndXJlIERNQSBody4KICAqIFRoZSBjbGllbnQncyBy ZXF1ZXN0IGZvciBkYXRhIHRyYW5zZmVyIGNhbiBiZSBicm9rZW4gaW50byBtdWx0aXBsZQogICog c3ViLXRyYW5zZmVyIGFzIHBlciByZXF1ZXN0ZXIgZGV0YWlscyBhbmQgaHcgc3VwcG9ydC4KQEAg LTU3NCw3ICs1NzQsNyBAQCBzdGF0aWMgYm9vbCBoYW5kbGVfY29udGludW91c19oZWFkX3JlcXVl c3Qoc3RydWN0IHRlZ3JhX2RtYV9jaGFubmVsICp0ZGMsCiAJc3RydWN0IHRlZ3JhX2RtYV9zZ19y ZXEgKmhzZ3JlcSA9IE5VTEw7CiAKIAlpZiAobGlzdF9lbXB0eSgmdGRjLT5wZW5kaW5nX3NnX3Jl cSkpIHsKLQkJZGV2X2Vycih0ZGMyZGV2KHRkYyksICJEbWEgaXMgcnVubmluZyB3aXRob3V0IHJl cVxuIik7CisJCWRldl9lcnIodGRjMmRldih0ZGMpLCAiRE1BIGlzIHJ1bm5pbmcgd2l0aG91dCBy ZXFcbiIpOwogCQl0ZWdyYV9kbWFfc3RvcCh0ZGMpOwogCQlyZXR1cm4gZmFsc2U7CiAJfQpAQCAt OTIyLDcgKzkyMiw3IEBAIHN0YXRpYyBpbnQgZ2V0X3RyYW5zZmVyX3BhcmFtKHN0cnVjdCB0ZWdy YV9kbWFfY2hhbm5lbCAqdGRjLAogCQlyZXR1cm4gMDsKIAogCWRlZmF1bHQ6Ci0JCWRldl9lcnIo dGRjMmRldih0ZGMpLCAiRG1hIGRpcmVjdGlvbiBpcyBub3Qgc3VwcG9ydGVkXG4iKTsKKwkJZGV2 X2Vycih0ZGMyZGV2KHRkYyksICJETUEgZGlyZWN0aW9uIGlzIG5vdCBzdXBwb3J0ZWRcbiIpOwog CQlyZXR1cm4gLUVJTlZBTDsKIAl9CiAJcmV0dXJuIC1FSU5WQUw7CkBAIC05ODgsNyArOTg4LDcg QEAgc3RhdGljIHN0cnVjdCBkbWFfYXN5bmNfdHhfZGVzY3JpcHRvciAqdGVncmFfZG1hX3ByZXBf c2xhdmVfc2coCiAKIAlkbWFfZGVzYyA9IHRlZ3JhX2RtYV9kZXNjX2dldCh0ZGMpOwogCWlmICgh ZG1hX2Rlc2MpIHsKLQkJZGV2X2Vycih0ZGMyZGV2KHRkYyksICJEbWEgZGVzY3JpcHRvcnMgbm90 IGF2YWlsYWJsZVxuIik7CisJCWRldl9lcnIodGRjMmRldih0ZGMpLCAiRE1BIGRlc2NyaXB0b3Jz IG5vdCBhdmFpbGFibGVcbiIpOwogCQlyZXR1cm4gTlVMTDsKIAl9CiAJSU5JVF9MSVNUX0hFQUQo JmRtYV9kZXNjLT50eF9saXN0KTsKQEAgLTEwMDgsMTQgKzEwMDgsMTQgQEAgc3RhdGljIHN0cnVj dCBkbWFfYXN5bmNfdHhfZGVzY3JpcHRvciAqdGVncmFfZG1hX3ByZXBfc2xhdmVfc2coCiAJCWlm ICgobGVuICYgMykgfHwgKG1lbSAmIDMpIHx8CiAJCQkJKGxlbiA+IHRkYy0+dGRtYS0+Y2hpcF9k YXRhLT5tYXhfZG1hX2NvdW50KSkgewogCQkJZGV2X2Vycih0ZGMyZGV2KHRkYyksCi0JCQkJIkRt YSBsZW5ndGgvbWVtb3J5IGFkZHJlc3MgaXMgbm90IHN1cHBvcnRlZFxuIik7CisJCQkJIkRNQSBs ZW5ndGgvbWVtb3J5IGFkZHJlc3MgaXMgbm90IHN1cHBvcnRlZFxuIik7CiAJCQl0ZWdyYV9kbWFf ZGVzY19wdXQodGRjLCBkbWFfZGVzYyk7CiAJCQlyZXR1cm4gTlVMTDsKIAkJfQogCiAJCXNnX3Jl cSA9IHRlZ3JhX2RtYV9zZ19yZXFfZ2V0KHRkYyk7CiAJCWlmICghc2dfcmVxKSB7Ci0JCQlkZXZf ZXJyKHRkYzJkZXYodGRjKSwgIkRtYSBzZy1yZXEgbm90IGF2YWlsYWJsZVxuIik7CisJCQlkZXZf ZXJyKHRkYzJkZXYodGRjKSwgIkRNQSBzZy1yZXEgbm90IGF2YWlsYWJsZVxuIik7CiAJCQl0ZWdy YV9kbWFfZGVzY19wdXQodGRjLCBkbWFfZGVzYyk7CiAJCQlyZXR1cm4gTlVMTDsKIAkJfQpAQCAt MTE0Nyw3ICsxMTQ3LDcgQEAgc3RhdGljIHN0cnVjdCBkbWFfYXN5bmNfdHhfZGVzY3JpcHRvciAq dGVncmFfZG1hX3ByZXBfZG1hX2N5Y2xpYygKIAl3aGlsZSAocmVtYWluX2xlbikgewogCQlzZ19y ZXEgPSB0ZWdyYV9kbWFfc2dfcmVxX2dldCh0ZGMpOwogCQlpZiAoIXNnX3JlcSkgewotCQkJZGV2 X2Vycih0ZGMyZGV2KHRkYyksICJEbWEgc2ctcmVxIG5vdCBhdmFpbGFibGVcbiIpOworCQkJZGV2 X2Vycih0ZGMyZGV2KHRkYyksICJETUEgc2ctcmVxIG5vdCBhdmFpbGFibGVcbiIpOwogCQkJdGVn cmFfZG1hX2Rlc2NfcHV0KHRkYywgZG1hX2Rlc2MpOwogCQkJcmV0dXJuIE5VTEw7CiAJCX0K