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Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Matthias Brugger , AngeloGioacchino Del Regno Cc: Richard van Schagen , =?UTF-8?q?Ar=C4=B1n=C3=A7=20=C3=9CNAL?= , netdev@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, erkin.bozoglu@xeront.com Subject: [PATCH net-next] net: dsa: mt7530: add support for changing DSA master Date: Fri, 10 Feb 2023 20:29:43 +0300 Message-Id: <20230210172942.13290-1-richard@routerhints.com> X-Mailer: git-send-email 2.37.2 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230210_092959_906941_1C7CC413 X-CRM114-Status: GOOD ( 13.40 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org RnJvbTogUmljaGFyZCB2YW4gU2NoYWdlbiA8cmljaGFyZEByb3V0ZXJoaW50cy5jb20+CgpBZGQg c3VwcG9ydCBmb3IgY2hhbmdpbmcgdGhlIG1hc3RlciBvZiBhIHBvcnQgb24gdGhlIE1UNzUzMCBE U0Egc3ViZHJpdmVyLgoKWyBhcmluYy51bmFsQGFyaW5jOS5jb206IFdyb3RlIHN1YmplY3QgYW5k IGNoYW5nZWxvZyBdCgpUZXN0ZWQtYnk6IEFyxLFuw6cgw5xOQUwgPGFyaW5jLnVuYWxAYXJpbmM5 LmNvbT4KU2lnbmVkLW9mZi1ieTogUmljaGFyZCB2YW4gU2NoYWdlbiA8cmljaGFyZEByb3V0ZXJo aW50cy5jb20+ClNpZ25lZC1vZmYtYnk6IEFyxLFuw6cgw5xOQUwgPGFyaW5jLnVuYWxAYXJpbmM5 LmNvbT4KLS0tCiBkcml2ZXJzL25ldC9kc2EvbXQ3NTMwLmMgfCAzMyArKysrKysrKysrKysrKysr KysrKysrKysrKysrKysrKysKIDEgZmlsZSBjaGFuZ2VkLCAzMyBpbnNlcnRpb25zKCspCgpkaWZm IC0tZ2l0IGEvZHJpdmVycy9uZXQvZHNhL210NzUzMC5jIGIvZHJpdmVycy9uZXQvZHNhL210NzUz MC5jCmluZGV4IGI1YWQ0YjRmYzAwYy4uMDRiYjQ5ODY0NTRlIDEwMDY0NAotLS0gYS9kcml2ZXJz L25ldC9kc2EvbXQ3NTMwLmMKKysrIGIvZHJpdmVycy9uZXQvZHNhL210NzUzMC5jCkBAIC0xMDcy LDYgKzEwNzIsMzggQEAgbXQ3NTMwX3BvcnRfZGlzYWJsZShzdHJ1Y3QgZHNhX3N3aXRjaCAqZHMs IGludCBwb3J0KQogCW11dGV4X3VubG9jaygmcHJpdi0+cmVnX211dGV4KTsKIH0KIAorc3RhdGlj IGludAorbXQ3NTMwX3BvcnRfY2hhbmdlX21hc3RlcihzdHJ1Y3QgZHNhX3N3aXRjaCAqZHMsIGlu dCBwb3J0LAorCQkJCSAgICAgICBzdHJ1Y3QgbmV0X2RldmljZSAqbWFzdGVyLAorCQkJCSAgICAg ICBzdHJ1Y3QgbmV0bGlua19leHRfYWNrICpleHRhY2spCit7CisJc3RydWN0IG10NzUzMF9wcml2 ICpwcml2ID0gZHMtPnByaXY7CisJc3RydWN0IGRzYV9wb3J0ICpkcCA9IGRzYV90b19wb3J0KGRz LCBwb3J0KTsKKwlzdHJ1Y3QgZHNhX3BvcnQgKmNwdV9kcCA9IG1hc3Rlci0+ZHNhX3B0cjsKKwlp bnQgb2xkX2NwdSA9IGRwLT5jcHVfZHAtPmluZGV4OworCWludCBuZXdfY3B1ID0gY3B1X2RwLT5p bmRleDsKKworCW11dGV4X2xvY2soJnByaXYtPnJlZ19tdXRleCk7CisKKwkvKiBNb3ZlIG9sZCB0 byBuZXcgY3B1IG9uIFVzZXIgcG9ydCAqLworCXByaXYtPnBvcnRzW3BvcnRdLnBtICY9IH5QQ1Jf TUFUUklYKEJJVChvbGRfY3B1KSk7CisJcHJpdi0+cG9ydHNbcG9ydF0ucG0gfD0gUENSX01BVFJJ WChCSVQobmV3X2NwdSkpOworCisJbXQ3NTMwX3Jtdyhwcml2LCBNVDc1MzBfUENSX1AocG9ydCks IFBDUl9NQVRSSVhfTUFTSywKKwkJICAgcHJpdi0+cG9ydHNbcG9ydF0ucG0pOworCisJLyogTW92 ZSB1c2VyIHBvcnQgZnJvbSBvbGQgY3B1IHRvIG5ldyBjcHUgKi8KKwlwcml2LT5wb3J0c1tvbGRf Y3B1XS5wbSAmPSB+UENSX01BVFJJWChCSVQocG9ydCkpOworCXByaXYtPnBvcnRzW25ld19jcHVd LnBtIHw9IFBDUl9NQVRSSVgoQklUKHBvcnQpKTsKKworCW10NzUzMF93cml0ZShwcml2LCBNVDc1 MzBfUENSX1Aob2xkX2NwdSksIHByaXYtPnBvcnRzW29sZF9jcHVdLnBtKTsKKwltdDc1MzBfd3Jp dGUocHJpdiwgTVQ3NTMwX1BDUl9QKG5ld19jcHUpLCBwcml2LT5wb3J0c1tuZXdfY3B1XS5wbSk7 CisKKwltdXRleF91bmxvY2soJnByaXYtPnJlZ19tdXRleCk7CisKKwlyZXR1cm4gMDsKK30KKwog c3RhdGljIGludAogbXQ3NTMwX3BvcnRfY2hhbmdlX210dShzdHJ1Y3QgZHNhX3N3aXRjaCAqZHMs IGludCBwb3J0LCBpbnQgbmV3X210dSkKIHsKQEAgLTMxNTcsNiArMzE4OSw3IEBAIHN0YXRpYyBj b25zdCBzdHJ1Y3QgZHNhX3N3aXRjaF9vcHMgbXQ3NTMwX3N3aXRjaF9vcHMgPSB7CiAJLnNldF9h Z2VpbmdfdGltZQk9IG10NzUzMF9zZXRfYWdlaW5nX3RpbWUsCiAJLnBvcnRfZW5hYmxlCQk9IG10 NzUzMF9wb3J0X2VuYWJsZSwKIAkucG9ydF9kaXNhYmxlCQk9IG10NzUzMF9wb3J0X2Rpc2FibGUs CisJLnBvcnRfY2hhbmdlX21hc3Rlcgk9IG10NzUzMF9wb3J0X2NoYW5nZV9tYXN0ZXIsCiAJLnBv cnRfY2hhbmdlX210dQk9IG10NzUzMF9wb3J0X2NoYW5nZV9tdHUsCiAJLnBvcnRfbWF4X210dQkJ PSBtdDc1MzBfcG9ydF9tYXhfbXR1LAogCS5wb3J0X3N0cF9zdGF0ZV9zZXQJPSBtdDc1MzBfc3Rw X3N0YXRlX3NldCwKLS0gCjIuMzcuMgoKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fCmxpbnV4LWFybS1rZXJuZWwgbWFpbGluZyBsaXN0CmxpbnV4LWFybS1r ZXJuZWxAbGlzdHMuaW5mcmFkZWFkLm9yZwpodHRwOi8vbGlzdHMuaW5mcmFkZWFkLm9yZy9tYWls bWFuL2xpc3RpbmZvL2xpbnV4LWFybS1rZXJuZWwK