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Wed, 12 Jan 2022 16:18:37 +0100 (CET) From: =?UTF-8?q?Pali=20Roh=C3=A1r?= To: Lorenzo Pieralisi , Bjorn Helgaas , Rob Herring , Thomas Petazzoni , =?UTF-8?q?Krzysztof=20Wilczy=C5=84ski?= , =?UTF-8?q?Marek=20Beh=C3=BAn?= , Russell King Cc: linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH v2 05/11] PCI: mvebu: Correctly configure x1/x4 mode Date: Wed, 12 Jan 2022 16:18:08 +0100 Message-Id: <20220112151814.24361-6-pali@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20220112151814.24361-1-pali@kernel.org> References: <20220105150239.9628-1-pali@kernel.org> <20220112151814.24361-1-pali@kernel.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220112_071838_377663_E41BE6FC X-CRM114-Status: GOOD ( 16.08 ) 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 SWYgeDEveDQgbW9kZSBpcyBub3Qgc2V0IGNvcnJlY3RseSB0aGVuIGxpbmsgd2l0aCBlbmRwb2lu dCBjYXJkIGlzIG5vdAplc3RhYmxpc2hlZC4KClVzZSBEVFMgcHJvcGVydHkgJ251bS1sYW5lcycg dG8gZGV0ZXJpbWluYXRlIHgxL3g0IG1vZGUuCgpTaWduZWQtb2ZmLWJ5OiBQYWxpIFJvaMOhciA8 cGFsaUBrZXJuZWwub3JnPgotLS0KIGRyaXZlcnMvcGNpL2NvbnRyb2xsZXIvcGNpLW12ZWJ1LmMg fCAxOSArKysrKysrKysrKysrKysrKystCiAxIGZpbGUgY2hhbmdlZCwgMTggaW5zZXJ0aW9ucygr KSwgMSBkZWxldGlvbigtKQoKZGlmZiAtLWdpdCBhL2RyaXZlcnMvcGNpL2NvbnRyb2xsZXIvcGNp LW12ZWJ1LmMgYi9kcml2ZXJzL3BjaS9jb250cm9sbGVyL3BjaS1tdmVidS5jCmluZGV4IGEwNzVi YTI2Y2ZmMS4uMGYyZWMwYTE3ODc0IDEwMDY0NAotLS0gYS9kcml2ZXJzL3BjaS9jb250cm9sbGVy L3BjaS1tdmVidS5jCisrKyBiL2RyaXZlcnMvcGNpL2NvbnRyb2xsZXIvcGNpLW12ZWJ1LmMKQEAg LTkzLDYgKzkzLDcgQEAgc3RydWN0IG12ZWJ1X3BjaWVfcG9ydCB7CiAJdm9pZCBfX2lvbWVtICpi YXNlOwogCXUzMiBwb3J0OwogCXUzMiBsYW5lOworCWJvb2wgaXNfeDQ7CiAJaW50IGRldmZuOwog CXVuc2lnbmVkIGludCBtZW1fdGFyZ2V0OwogCXVuc2lnbmVkIGludCBtZW1fYXR0cjsKQEAgLTIz MywxMyArMjM0LDI1IEBAIHN0YXRpYyB2b2lkIG12ZWJ1X3BjaWVfc2V0dXBfd2lucyhzdHJ1Y3Qg bXZlYnVfcGNpZV9wb3J0ICpwb3J0KQogCiBzdGF0aWMgdm9pZCBtdmVidV9wY2llX3NldHVwX2h3 KHN0cnVjdCBtdmVidV9wY2llX3BvcnQgKnBvcnQpCiB7Ci0JdTMyIGN0cmwsIGNtZCwgZGV2X3Jl diwgbWFzazsKKwl1MzIgY3RybCwgbG5rY2FwLCBjbWQsIGRldl9yZXYsIG1hc2s7CiAKIAkvKiBT ZXR1cCBQQ0llIGNvbnRyb2xsZXIgdG8gUm9vdCBDb21wbGV4IG1vZGUuICovCiAJY3RybCA9IG12 ZWJ1X3JlYWRsKHBvcnQsIFBDSUVfQ1RSTF9PRkYpOwogCWN0cmwgfD0gUENJRV9DVFJMX1JDX01P REU7CiAJbXZlYnVfd3JpdGVsKHBvcnQsIGN0cmwsIFBDSUVfQ1RSTF9PRkYpOwogCisJLyoKKwkg KiBTZXQgTWF4aW11bSBMaW5rIFdpZHRoIHRvIFgxIG9yIFg0IGluIFJvb3QgUG9ydCdzIFBDSWUg TGluaworCSAqIENhcGFiaWxpdHkgcmVnaXN0ZXIuIFRoaXMgcmVnaXN0ZXIgaXMgZGVmaW5lZCBi eSBQQ0llIHNwZWNpZmljYXRpb24KKwkgKiBhcyByZWFkLW9ubHkgYnV0IHRoaXMgbXZlYnUgY29u dHJvbGxlciBoYXMgaXQgYXMgcmVhZC13cml0ZSBhbmQgbXVzdAorCSAqIGJlIHNldCB0byBudW1i ZXIgb2YgU2VyRGVzIFBDSWUgbGFuZXMgKDEgb3IgNCkuIElmIHRoaXMgcmVnaXN0ZXIgaXMKKwkg KiBub3Qgc2V0IGNvcnJlY3RseSB0aGVuIGxpbmsgd2l0aCBlbmRwb2ludCBjYXJkIGlzIG5vdCBl c3RhYmxpc2hlZC4KKwkgKi8KKwlsbmtjYXAgPSBtdmVidV9yZWFkbChwb3J0LCBQQ0lFX0NBUF9Q Q0lFWFAgKyBQQ0lfRVhQX0xOS0NBUCk7CisJbG5rY2FwICY9IH5QQ0lfRVhQX0xOS0NBUF9NTFc7 CisJbG5rY2FwIHw9IChwb3J0LT5pc194NCA/IDQgOiAxKSA8PCA0OworCW12ZWJ1X3dyaXRlbChw b3J0LCBsbmtjYXAsIFBDSUVfQ0FQX1BDSUVYUCArIFBDSV9FWFBfTE5LQ0FQKTsKKwogCS8qIERp c2FibGUgUm9vdCBCcmlkZ2UgSS9PIHNwYWNlLCBtZW1vcnkgc3BhY2UgYW5kIGJ1cyBtYXN0ZXJp bmcuICovCiAJY21kID0gbXZlYnVfcmVhZGwocG9ydCwgUENJRV9DTURfT0ZGKTsKIAljbWQgJj0g fihQQ0lfQ09NTUFORF9JTyB8IFBDSV9DT01NQU5EX01FTU9SWSB8IFBDSV9DT01NQU5EX01BU1RF Uik7CkBAIC05ODYsNiArOTk5LDcgQEAgc3RhdGljIGludCBtdmVidV9wY2llX3BhcnNlX3BvcnQo c3RydWN0IG12ZWJ1X3BjaWUgKnBjaWUsCiAJc3RydWN0IGRldmljZSAqZGV2ID0gJnBjaWUtPnBk ZXYtPmRldjsKIAllbnVtIG9mX2dwaW9fZmxhZ3MgZmxhZ3M7CiAJaW50IHJlc2V0X2dwaW8sIHJl dDsKKwl1MzIgbnVtX2xhbmVzOwogCiAJcG9ydC0+cGNpZSA9IHBjaWU7CiAKQEAgLTk5OCw2ICsx MDEyLDkgQEAgc3RhdGljIGludCBtdmVidV9wY2llX3BhcnNlX3BvcnQoc3RydWN0IG12ZWJ1X3Bj aWUgKnBjaWUsCiAJaWYgKG9mX3Byb3BlcnR5X3JlYWRfdTMyKGNoaWxkLCAibWFydmVsbCxwY2ll LWxhbmUiLCAmcG9ydC0+bGFuZSkpCiAJCXBvcnQtPmxhbmUgPSAwOwogCisJaWYgKCFvZl9wcm9w ZXJ0eV9yZWFkX3UzMihjaGlsZCwgIm51bS1sYW5lcyIsICZudW1fbGFuZXMpICYmIG51bV9sYW5l cyA9PSA0KQorCQlwb3J0LT5pc194NCA9IHRydWU7CisKIAlwb3J0LT5uYW1lID0gZGV2bV9rYXNw cmludGYoZGV2LCBHRlBfS0VSTkVMLCAicGNpZSVkLiVkIiwgcG9ydC0+cG9ydCwKIAkJCQkgICAg cG9ydC0+bGFuZSk7CiAJaWYgKCFwb3J0LT5uYW1lKSB7Ci0tIAoyLjIwLjEKCgpfX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpsaW51eC1hcm0ta2VybmVsIG1h aWxpbmcgbGlzdApsaW51eC1hcm0ta2VybmVsQGxpc3RzLmluZnJhZGVhZC5vcmcKaHR0cDovL2xp c3RzLmluZnJhZGVhZC5vcmcvbWFpbG1hbi9saXN0aW5mby9saW51eC1hcm0ta2VybmVsCg==