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: [PATCH/RFC,3/6] usb: gadget: Add NO_DMA dummies for DMA mapping API From: Geert Uytterhoeven Message-Id: <1517912092-15470-4-git-send-email-geert@linux-m68k.org> Date: Tue, 6 Feb 2018 11:14:49 +0100 To: Christoph Hellwig , Marek Szyprowski , Robin Murphy , Arnd Bergmann , Mark Brown , Richard Weinberger Cc: Felipe Balbi , Greg Kroah-Hartman , "James E . J . Bottomley" , "Martin K . Petersen" , iommu@lists.linux-foundation.org, linux-usb@vger.kernel.org, linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org, Geert Uytterhoeven List-ID: QWRkIGR1bW1pZXMgZm9yIHVzYl9nYWRnZXRfeyx1bn1tYXBfcmVxdWVzdHssX2J5X2Rldn0oKSwg dG8gYWxsb3cKY29tcGlsZS10ZXN0aW5nIGlmIE5PX0RNQT15LgoKVGhpcyBwcmV2ZW50cyB0aGUg Zm9sbG93aW5nIGZyb20gc2hvd2luZyB1cCBsYXRlcjoKCiAgICBFUlJPUjogInVzYl9nYWRnZXRf dW5tYXBfcmVxdWVzdF9ieV9kZXYiIFtkcml2ZXJzL3VzYi9yZW5lc2FzX3VzYmhzL3JlbmVzYXNf dXNiaHMua29dIHVuZGVmaW5lZCEKICAgIEVSUk9SOiAidXNiX2dhZGdldF9tYXBfcmVxdWVzdF9i eV9kZXYiIFtkcml2ZXJzL3VzYi9yZW5lc2FzX3VzYmhzL3JlbmVzYXNfdXNiaHMua29dIHVuZGVm aW5lZCEKICAgIEVSUk9SOiAidXNiX2dhZGdldF9tYXBfcmVxdWVzdCIgW2RyaXZlcnMvdXNiL210 dTMvbXR1My5rb10gdW5kZWZpbmVkIQogICAgRVJST1I6ICJ1c2JfZ2FkZ2V0X3VubWFwX3JlcXVl c3QiIFtkcml2ZXJzL3VzYi9tdHUzL210dTMua29dIHVuZGVmaW5lZCEKICAgIEVSUk9SOiAidXNi X2dhZGdldF9tYXBfcmVxdWVzdCIgW2RyaXZlcnMvdXNiL2dhZGdldC91ZGMvcmVuZXNhc191c2Iz LmtvXSB1bmRlZmluZWQhCiAgICBFUlJPUjogInVzYl9nYWRnZXRfdW5tYXBfcmVxdWVzdCIgW2Ry aXZlcnMvdXNiL2dhZGdldC91ZGMvcmVuZXNhc191c2IzLmtvXSB1bmRlZmluZWQhCgpTaWduZWQt b2ZmLWJ5OiBHZWVydCBVeXR0ZXJob2V2ZW4gPGdlZXJ0QGxpbnV4LW02OGsub3JnPgotLS0KIGlu Y2x1ZGUvbGludXgvdXNiL2dhZGdldC5oIHwgMTIgKysrKysrKysrKysrCiAxIGZpbGUgY2hhbmdl ZCwgMTIgaW5zZXJ0aW9ucygrKQoKZGlmZiAtLWdpdCBhL2luY2x1ZGUvbGludXgvdXNiL2dhZGdl dC5oIGIvaW5jbHVkZS9saW51eC91c2IvZ2FkZ2V0LmgKaW5kZXggNjZhNWNmZjdlZTE0MmQ2YS4u YjY4ZTdmOWIyMTBiZTEyMiAxMDA2NDQKLS0tIGEvaW5jbHVkZS9saW51eC91c2IvZ2FkZ2V0LmgK KysrIGIvaW5jbHVkZS9saW51eC91c2IvZ2FkZ2V0LmgKQEAgLTgwNSw2ICs4MDUsNyBAQCBpbnQg dXNiX290Z19kZXNjcmlwdG9yX2luaXQoc3RydWN0IHVzYl9nYWRnZXQgKmdhZGdldCwKIAogLyog dXRpbGl0eSB0byBzaW1wbGlmeSBtYXAvdW5tYXAgb2YgdXNiX3JlcXVlc3RzIHRvL2Zyb20gRE1B ICovCiAKKyNpZmRlZglDT05GSUdfSEFTX0RNQQogZXh0ZXJuIGludCB1c2JfZ2FkZ2V0X21hcF9y ZXF1ZXN0X2J5X2RldihzdHJ1Y3QgZGV2aWNlICpkZXYsCiAJCXN0cnVjdCB1c2JfcmVxdWVzdCAq cmVxLCBpbnQgaXNfaW4pOwogZXh0ZXJuIGludCB1c2JfZ2FkZ2V0X21hcF9yZXF1ZXN0KHN0cnVj dCB1c2JfZ2FkZ2V0ICpnYWRnZXQsCkBAIC04MTQsNiArODE1LDE3IEBAIGV4dGVybiB2b2lkIHVz Yl9nYWRnZXRfdW5tYXBfcmVxdWVzdF9ieV9kZXYoc3RydWN0IGRldmljZSAqZGV2LAogCQlzdHJ1 Y3QgdXNiX3JlcXVlc3QgKnJlcSwgaW50IGlzX2luKTsKIGV4dGVybiB2b2lkIHVzYl9nYWRnZXRf dW5tYXBfcmVxdWVzdChzdHJ1Y3QgdXNiX2dhZGdldCAqZ2FkZ2V0LAogCQlzdHJ1Y3QgdXNiX3Jl cXVlc3QgKnJlcSwgaW50IGlzX2luKTsKKyNlbHNlIC8qICFDT05GSUdfSEFTX0RNQSAqLworc3Rh dGljIGlubGluZSBpbnQgdXNiX2dhZGdldF9tYXBfcmVxdWVzdF9ieV9kZXYoc3RydWN0IGRldmlj ZSAqZGV2LAorCQlzdHJ1Y3QgdXNiX3JlcXVlc3QgKnJlcSwgaW50IGlzX2luKSB7IHJldHVybiAt RU5PU1lTOyB9CitzdGF0aWMgaW5saW5lIGludCB1c2JfZ2FkZ2V0X21hcF9yZXF1ZXN0KHN0cnVj dCB1c2JfZ2FkZ2V0ICpnYWRnZXQsCisJCXN0cnVjdCB1c2JfcmVxdWVzdCAqcmVxLCBpbnQgaXNf aW4pIHsgcmV0dXJuIC1FTk9TWVM7IH0KKworc3RhdGljIGlubGluZSB2b2lkIHVzYl9nYWRnZXRf dW5tYXBfcmVxdWVzdF9ieV9kZXYoc3RydWN0IGRldmljZSAqZGV2LAorCQlzdHJ1Y3QgdXNiX3Jl cXVlc3QgKnJlcSwgaW50IGlzX2luKSB7IH0KK3N0YXRpYyBpbmxpbmUgdm9pZCB1c2JfZ2FkZ2V0 X3VubWFwX3JlcXVlc3Qoc3RydWN0IHVzYl9nYWRnZXQgKmdhZGdldCwKKwkJc3RydWN0IHVzYl9y ZXF1ZXN0ICpyZXEsIGludCBpc19pbikgeyB9CisjZW5kaWYgLyogIUNPTkZJR19IQVNfRE1BICov CiAKIC8qLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0t LS0tLS0tLS0tLS0tLS0tLS0tLS0tLSovCiAK